Emeritus Professor Angus Simpson

• Biography/ Background

  Current Positions

  Emeritus Professor, School of Architecture & Civil, Engineering, The University of Adelaide, Australia.

  Nationality

  Australian

  Qualifications

  Ph.D. in Civil Engineering - Hydraulics (1983-1986) - Department of Civil Engineering, University of Michigan, Ann Arbor, Michigan, U.S.A.
  Thesis title: Large water hammer pressures due to column separation in sloping pipes. Advisor: Professor Ben Wylie.

  Master of Science in Hydrology and Water Resources, plus an additional semester of coursework in hydraulics (1978-1980) - Department of Civil Engineering, Colorado State University, Fort Collins, Colorado, U.S.A.
  Thesis title: Development of an integrated stream-aquifer model. Advisor: Professor Hubert Morel Seytoux.

  Bachelor of Engineering (Honours) (1971-1974) - Department of Civil Engineering, Monash University, Victoria, Australia.
  Honours project title: Determination of Manning's n for Kananook Creek. Supervisor: Professor. Russell Mein.

  Previous Professional Experience

  1. Harza Engineering Company, Chicago, Illinois, U.S.A.
  1981-1983 Hydraulics Engineer- Designed spillways, outlet works, intakes, penstocks and surge tanks for hydroelectric projects. Carried out hydraulic design of pipelines and water hammer studies of pipelines incorporating valves and hydropower turbines. Co-ordinated reservoir routing studies and analyses of reservoir freeboard resulting from wind generated waves. Directed the design of spillway aeration devices for the prevention of cavitation. Developed computer programs for hydraulic analysis and design. Supervised junior engineers.

  2. Melbourne and Metropolitan Board of Works, Melbourne, Victoria, Australia

  1977-1978 Construction Engineer - Directed and supervised road construction associated with the completion of the 180-metre rockfill Thomson Dam in eastern Victoria. Initiated purchase of a computer to improve on-site cost control. Developed computer programs for cost control. Conducted site office engineering tasks.

  1975-1977 Water Resources Planning Engineer - Planned future water supply developments including dams, pipelines, pumping stations and water treatment plants. Developed a computer simulation model for water supply system studies.

  Academic Distinctions

  King Fellowship, The University of Michigan, 1983-86.
  Rackham School of Graduate Studies Predoctoral Fellowship, The University of Michigan, 1985-86.
  Elected to Tau Beta Pi National Engineering Honour Society, U.S.A., 1985.
  Elected to Chi Epsilon National Civil Engineering Honour Society, U.S.A., 1985.

• Awards & Achievements

  Awards

   

  2012 Recognised for one of the top 15 Papers published during the last 50 years, in the 50th Anniversary Collection of Most Influential Papers Published in the Journal of Hydraulic Research (JHR) (published by the International Association of Hydraulic Research). The award paper is: Bergant, A., Simpson, A.R. and Vitkovsky, J.P. (2001). “Developments in unsteady pipe flow friction modelling.” Journal of Hydraulic Research, International Association of Hydraulic Research. Vol. 39, No. 3, 249–257. (119 citations to Feb. 2015– Scopus). For over half a century JHR has served as a key vehicle for reporting and promoting new ideas, theories, experiments, and novel applications in hydraulics and fluid mechanics. These 15 contributions have been prominent in the development of modern hydraulics and hydro-environment research and today continue inspiring new generations of hydraulic researchers.

  2010 Outstanding Reviewer Award for the Journal of Water Resources Planning and Management. February 2011

  2010 Australian Water Association South Australian Premier’s Water Medal - The Australian Water Association’s Premier's Water Medal recognises an eminent individual for an outstanding contribution to the South Australian Water Industry or management and conservation of water in South Australia. December 2010.

  2010 Chairman’s Award – Water Industry Alliance (WIA) Awards - for building the intellectual future of the water industry, as a leading educator of the next generation of engineers and water industry participants. The WIA acknowledged Prof. Simpson’s instrumental role in the success of Optimatics, which it described as "one of South Australia's smartest water export success stories" and for also the development of products which create a competitive advantage based on intellectual property. This award is presented to a person deemed to have made a major contribution to the water industry either through actions or the implementation of water related programs of the highest significance to the community at large.  May 2010

  2008 Second Best Paper (out of 106 papers) at the 10th Water Distribution Systems Analysis Conference, Kruger National Park, South Africa by Wu, W., Simpson, A.R. and Maier, H.R. (2008). "Selecting a Discount Rate for Evaluating Water Distribution Projects - the Sustainability Debate" 10th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Kruger National Park, South Africa, 17-20 August.

  2008 "GN Alexander Medal" awarded to the authors of the best paper in Hydrology and Water Resources - published in an Institution of Engineers, Australia publication in the preceding 18 months for a paper entitled "Leak Location in Single Pipelines using Transient Reflections" published in the Australian Journal of Water Resources, Vol 11, No. 1, 2007, pp. 53-64. April 2008.
  
  2005 Prize for best journal paper in water distribution systems-American Water Works Association-2005 Distribution & Plant Operations Division Best Paper Award. Wilson, L.L., Moshavegh, F., Frey, J.P., Kolokas, L. and Simpson, A.R. (2003). "Cost savings and enhanced reliability for main rehabilitation and replacement," Journal of the American Water Works Association, Vol. 95, No. 8, August, 54-64. 2005 AWWA The paper outlines the innovative techniques used to evaluate and optimize rehabilitation and replacement options for some of San Diego's ageing transmission mains, resulting in a plan that will save $20 million in capital costs and increase the redundancy and reliability of the network.
  
  1996 Prize for Research Work in Genetic Algorithms. The Australian Water and Wastewater Association South Australian Water Awards-High Commendation for Research Work to Assoc. Prof. Angus Simpson, Prof. Graeme Dandy and Dr. Laurence Murphy for "Development and Application of the Genetic Algorithm Technique to Pipe Network Optimisation," October 1996.

• Teaching Interests

  Courses Taught (1987 to present - at the University of Adelaide)

  Water Engineering II S1 (2nd Year Civil and 2nd Civil & Environmental)- 1987 to 1989, 1995 to 2001, 2003, 2004, 2015, 2016

  Water Engineering and Design IIIB (3rd Year Civil and 3rd Civil & Environmental) 1987 to 1992, 1994 to 2004, 2005 to 2016

  Advanced Water Distribution Systems and Design (4th Year Civil, 4th Civil & Environmental and JUMP) 1994 to 1996, 1999 to 2003, 2004 to 2016

  Final Year Research Projects (4th Year Civil, 4th Year Civil & Environmental) 1987 to 1992, 1994 to 1997, 1999 to 2004, 2005 to 2016

  Computing and Hydraulics (JUMP) 1994, 1997, 1999 to 2000

  Introductory Course for Joint University Masters Program (JUMP) in Hydrology and Water Resources 1994

  Water Engineering IV (4th Year Civil) 1992

  Specialisation in Water Engineering-Water hammer (4th Year Civil) 1988 to 1989, 1992

  Specialisation in Hydraulics (4th year Civil) 1991, 1992

  Final Year Design (4th Year Civil) 1990

  Instrumentation (4th Year Civil) 1989

  Engineering Planning and Design Projects (1st Year Engineering) 1987 to 1990, 1996, 1999 to 2000, 2002 to 2004

  Probabilistic Analysis in Engineering (2nd Year Civil) 1990

  Course Development Grants Awarded

  Development of a South Australian Joint Universities' Masters Program (JUMP) in Hydrology and Water Resources, Department of Education, Employment and Training (DEET), $280,000 (1992). This program is a coursework Masters. The first students commenced their studies in 1994.

• Research Interests

  • Planning, design, operation and maintenance of water distribution system infrastructure.
  • Optimisation of the design and operation of municipal water distribution and pumping systems, irrigation and gas pipe networks using evolutionary algorithms (including genetic algorithms and ant colony optimisation).
  • Steady state computer simulation analysis of water distribution systems, in particular, improving both numerical solution techniques and the modelling of pressure reducing valves.
  • Optimisation of scheduling for irrigation water deliveries. 
  • Condition assessment of water distribution systems (e.g. leakage detection, block detection and pipe roughness calibration) using the inverse transient technique, the transient damping method and coded transients.
  • Field testing of large pipelines and water distribution systems using transients pressure waves for condition assessment
  • Pipeline and water distribution system characterisation using frequency response methods
  • Water hammer modelling-numerical, laboratory and field testing
  • Modelling of unsteady friction in pipe systems during water hammer events
  • Burst detection in water distribution systems
  • Modelling of column separation during water hammer events in pipelines
  • Modelling of transient hydraulic events in hydroelectric power plants systems.

  Industrial Research Collaborators

  1. United Water International, Adelaide, South Australia.
  2. South Australian Water (formerly the Engineering and Water Supply Department of South Australia).
  3. United Utilities, Australia (formerly North West Water Australia).
  4. Boral Energy, South Australia (formerly The Gas Company, South Australia).
  5. Wimmera Mallee Water, Ouyen, Victoria and Grampians Water, Victoria.
  6. Goulburn Murray Water, Tatura, Victoria.
  7. Rubicon Systems, Hawthorn, Victoria.
  8. Central Irrigation Trust, Riverland, South Australia.
  9. Department of Water Resources, NSW
  10. Detection Services
  11. Optimatics Pty Ltd

  Postgraduate Students Completed

  Dr. Jinzhe Gong (PhD)-Thesis title: Leak detection and condition assessment for water distribution pipelines using fluid transient waves. (February 2014).

  Dr. Feifei Zheng (PhD)-Thesis title: Using graph theory decomposition, linear programming and genetic algorithms to optimize water distribution systems. (March 2013).

  Dr. Wenyan Wu (PhD)-Thesis title: Multi-objective genetic algorithm optimization of water distribution systems accounting for sustainability. (November 2012).

  Dr Aaron Zecchin (PhD)-Thesis title: Laplace-domain analysis of fluid line networks with applications to modelling and identification. (co-supervision with Prof. Martin F. Lambert of Civil and Environmental Engineering and Prof. Lang White of Electrical and Electronic Engineering). (February 2010).

  Dr. Young-il Kim (Ph.D.)-Advanced numerical and experimental transient modelling of water and gas pipeline flows incorporating distributed and local effects. (July 2008)
  
  Dr. Mark Stephens (Ph.D.)-Inverse transients for detecting closed valves, blockages and pipe constrictions in water networks. (April 2008)
  
  Dr. Wai Kuan Foong (Ph.D.)-Ant colony optimisation for maintenance schedules of hydroelectric plants. (June 2007)

  Dr. Pedro Lee (Ph.D.)-Thesis title: Coded transients for leakage detection and pipe roughness calibration in looped networks (June 2005).

  Dr. David Ellis (Ph.D.)-Thesis title: The behaviour of pipe network analysis solution techniques. (May 2003).

  Dr. Xiao Jian Wang (Ph.D.)-Thesis title: Leakage detection in looped networks using the inverse transient technique (co-supervision with Assoc. Prof. Martin F. Lambert of Civil and Environmental Engineering) (February 2003).

  Dr. John Vitkovsky (Ph.D.)-Thesis title: Leak detection and calibration of pipe networks using the inverse transient technique and genetic algorithms (co-supervision with Assoc. Prof. Martin F. Lambert of Civil and Environmental Engineering) (April 2001).

  Dr. Zheng Wu (Ph.D.)-Thesis title: Genetic algorithms for optimal water hammer design. (November 1998).

  Dr. Laurence Murphy (Ph.D.)-Thesis title: Genetic algorithm search for the optimal design of water distribution systems. (co-supervision with Prof. G.C. Dandy of Civil and Environmental Engineering). (October 1997).

  Dr. Anton Bergant, (Ph.D.) at Department of Mechanical Engineering, The University of Ljubljana, Slovenia. Thesis title: Transient cavitating flow in pipelines. Comment: I assisted with supervision of Dr. Bergant's Ph.D. studies from Nov. 1989 to Jan. 1993. He based his Ph.D. on the work carried out at The University of Adelaide under my supervision. (1993)

  Masters Students Completed

  Mr. John McPheat (M.Eng.Sc.)-Thesis title: Integrated dynamic modelling of hydroelectric power systems. (co-supervision with Assoc. Professor Michael Gibbard of the Department of Electrical and Electronic Engineering, The University of Adelaide). (November 1997).

  Mr. Eusuff Muzaffar-(M.Eng.Sc., Hydrology and Water Resources)-1/3 research project-Thesis title: Optimal pump operation strategies using genetic algorithms. (September 1995).

  Recent Research Grants Awarded

  Intelligent urban water systems (optimisation of pumping from multiple alternative qualities of water sources) CRC for Water Senestive Cities (Program C - Future Technologies) 2013 to 2016 $270,131

  Cost-effective pipeline condition assessment using paired pressure sensor arrays (Simpson, Lambert, Zecchin, Arkwright) ARC Discovery Grant DP 14010094 2014 to 2016 $367,000

  Buried pipe condition assessment using transient micro-reflections and in-pipe multi-sensor arrays (Lambert, Simpson, Zecchin, Simmons. Linkage partner: Detection Services, Sydney) ARC Linkage Grant LP130100567 2013 to 2016 $275,000

  Commercialisation Accelerator Scheme Grant (CAS Round 8 2011): Pipeline Condition Assessment- Field trials and software development (Simpson, Lambert, Industrial partner: Detection Services, Sydney) Adelaide Research and Innovation, The University of Adelaide 2012 to 2013 $150,000

  A research program to support the sustainable management of water in the South East, South Australia - Phase 1 (Maier, Simpson, Dandy) Goyder Institute, South Australia 2011 to 2012 $322,040

  Managed aquifer recharge and urban stormwater, (University of Adelaide portion) TOTAL $246,000 (Dandy, Maier, Simpson) Goyder Institute, South Australia Goyder Institute, South Australia $246,000

  Frequency Domain Micro-Reflection Processing for Pipe Condition Assessment (joint with Prof. Martin Lambert; Prof. Langford White) 2010-$ 130,000 2011-$120,000, 2012-$120,000 (Simpson, Lambert, White) ARC Discovery Grant DP1095270 2010 to 2012 $370,000

  Pipe condition assessment using micro-reflections for SA Water pipelines (joint with Assoc. Prof. Martin Lambert) South Australian Water Corporation 2007 to 2008 $186,200
  
  Micro-reflections for pipe condition assessment in water networks (joint with Assoc. Prof. Martin Lambert; Dr. Pedro Lee, Assoc. Prof. Mohamed Ghidaoui) 2007-$130,000, 2008-$120,000, 2009-$130,000 ARC Discovery Grant DP0772320 2007 to 2009 $380,000
  
  Innovative Genetic Algorithms for optimising designing and reducing wastewater collection infrastructure costs. (joint with Prof. G.C. Dandy and Optimatics Pty Ltd) Commercial Ready Grant, AusIndustry 2005 to 2008 $414,545

  Understanding the fluid mechanics of unsteady friction (joint with Dr J.P. Denier; Assoc Prof R.M. Kelso; Emeritus Professor J.A. Liggett), 2005-$220,000, 2005-$105,000, 2006 -$110,000. ARC Discovery Grant DP0556360 2005 to 2007 $435,000
  
  A new approach to systematic blockage detection and mapping in water distribution systems (joint with Assoc. Prof. Martin Lambert, Dr. J.B. Nixon) 2004-$21,000, 2005-$45,476, 2006-44,529$, 2007-$20,053. Industry Partner: United Water International, Adelaide. ARC Linkage Project Grant LP0455201 2004 to 2007 $135,058
  
  Continuous non-invasive assessment of the physical condition of water distribution systems (joint with and Assoc. Prof. M.F. Lambert, Prof. L. White and Prof. J. Liggett), 2004-$118,000, 2005-$113,000, 2006 -$113,000 ARC Discovery Grant DP0450788 2004 to 2006 $344,000
  
  Optimal maintenance scheduling for hydro power stations using ant colony optimisation, Hydro Tasmania (joint with Assoc. Prof. Holger Maier). Hydro Tasmania 2003 to 2005 $40,000

  Laboratory and field testing of a leak detection technique using fluid transients (jointly with Dr. M.F. Lambert and Prof. B. Karney - University of Toronto) Australian Research Council, Linkage International 2002-2004 $41,100

  A boundary layer model for unsteady friction in pipes The University of Adelaide Small Research Grants Scheme 2002 $9,800

  Coded transients for monitoring and assessment of fluid distribution systems (jointly with Prof. J. Liggett and Dr. M.F. Lambert) Australian Research Council (ARC-Large Grant) 2001-2003 $235,000

  Optimisation of water distribution systems including the effects of uncertainty United Water International, Adelaide 2001 $3,900

  Inverse transients for detecting closed valves, blockages and pipe constrictions in water networks (jointly with Dr. M.F. Lambert)Industrial partner: United Water International, Adelaide. Australian Research Council (SPIRT-Large Grant) 2001-2003 $88,000

  Optimisation of water distribution systems including the effects of uncertainty (jointly with Dr. H. Maier) The University of Adelaide Small Research Grants Scheme 2001 $12,000

  Hydrodynamics of very large diameter jets into stratified and non-stratified environments. (jointly with Dr. M.F. Lambert) Australian Research Council (ARC-Small Grant) 2000 $12,000

  Leak detection for water distribution systems (jointly with Assoc. Prof. B. Brunone of University of Perugia, Italy and Dr M.F. Lambert) Australian Research Council-International Researcher Exchange Scheme for 2000 (IREX) 2000-2002 $36,500

  Modelling unsteady friction in water distribution networks (jointly with Dr. M.F. Lambert and Dr. A. Bergant, Slovenia) Australian Research Council (ARC-Small Grant) 1999 $10,000

  Leak detection and pipe roughness calibration for water distribution systems (jointly with Prof. Emeritus J. Liggett, Univ. of Cornell, U.S.A.) Australian Research Council (ARC-Large Grant) 1998-2000 $139,000

  International Collaborative Research Programs

  2012 to Present-Dr. Olivier Piller, IRESTA, France. Topics: Real time water distribution system calibration of pipe networks. Pressure dependent modelling of water distribution systems.

  2006 to Present-Dr. Jochen Deuerlein, 3S Consult, Karlsruhe, Germany (previously at the Institute for Water and River Basin Management, Department of Civil Engineering, Geo- and Environmental Sciences, University of Karlsruhe). Topics: Steady state simulation of water distribution systems. Modelling of pressure regulating devices and flow control devices to ensure correct convergence. Optimisation of design of water distribution systems using linear programming and genetic algorithms.

  2003 to 2009-Dr. Arris Tijsseling, Department of Mathematics and Computing Science, Eindhoven University of Technology, The Netherlands. Topics: Inverse problems for detection of anomalies in pipe systems; unsteady friction in pipelines during transient events.

  2001 to 2003-Professor Bryan Karney, Department of Civil Engineering, The University of Toronto, Canada. Topics: Leak detection using transient techniques and unsteady friction in pipelines during transient events.

  1999 to 2000-Professor Bruno Brunone, Department of Water and Structural Engineering, The University of Perugia, Italy. Topics: Experimental testing of water hammer behaviour and leakage detection in water distribution system networks.

  1996 to 2005-Professor James Liggett, Emeritus Professor, Cornell University, U.S.A. Topic: Leakage detection and pipe roughness calibration in water distribution networks using the inverse transient method and coded transients.

  1996-Dr. Alexander Anderson, Department of Mechanical Engineering, The University of Newcastle-upon-Tyne, England. Topics: Water hammer-development of a general genetic algorithms code in Fortran.

  1994 to 1995-Professor Yukio Kono, Department of Civil Engineering, Tohoku Gakuin University, Japan Topic: Modelling of column separation in pipelines during water hammer events.

  1993-Professor David Goldberg, Department of General Engineering, University of Illinois, Urbana-Champaign, Illinois, U.S.A. Topic: Genetic algorithms applied to the optimisation of water distribution systems.

  1989 to Present-Dr. Anton Bergant, Litostroj Industries & Adjunct Lecturer in the Department of Mechanical Engineering, University of Ljubljana, Ljubljana, Slovenia. Topics: Column separation in pipe systems during transients. Unsteady friction in pipelines during transient event

  International Visitors to Adelaide

  Dr. Jochen Deuerlein, Institute for Water and River Basin Management, Department of Civil Engineering, Geo- and Environmental Sciences, University of Karlsruhe. (April 2008.) Steady state simulation of water distribution systems. Modelling of pressure regulating devices and flow control devices to ensure correct convergence.

  Dr. Arris Tijsseling, Department of Mathematics and Computing Science, Eindhoven University of Technology, The Netherlands. (Aug. to Dec. 2005). Inverse problems for detection of anomalies in pipe systems; unsteady friction in pipelines during transient events.

  Mr. Dalius Misiunas, PhD student, Department of Industrial, Electrical Engineering and Automation, Lund University, Sweden. (Feb. to June 2003, June 2004 to April 2005). Collaboration on burst detection and leak detection in water distribution systems.

  Professor Bryan Karney, The University of Toronto, Canada. (April 2002, July 2003). Collaboration on leak detection using transient techniques and unsteady friction in pipelines during transient events.

  Professor James Liggett, Emeritus Professor, Cornell University, U.S.A. (October to November 1998, February 2000, November 2002). Collaboration on leak detection and pipe roughness calibration in water distribution pipe networks using the inverse transient technique and coded transients.

  Dr. Anton Bergant, Litostroj Industries/Department of Mechanical Engineering, University of Ljubljana, Ljubljana, Slovenia (October 1999 to November 1999, February 1997 to April 1997, April 1995 to July 1995, December 1989 to February 1992). Collaboration on column separation during transient events in pipelines and unsteady friction in water hammer in pipes.

  Supervision of Fourth Year Research Projects

  Genetic Algorithm Optimisation of Operational Costs and Greenhouse Gas Emissions for Water distribution Systems. Auricht, Blinco, Hurr, Tiggemann. 2012. (awarded prize for best honours Civil & Environmental project thesis; awarded Australian Water Association-South Australian Branch-Hodgson award for the best undergraduate research project from amongst all the three Universities in Adelaide; awarded Australian Water Association Undergraduate Water Prize for the best undergraduate research project from amongst the winners of the corresponding state branch awards).
  
  Multi-Objective Optimisation of Water Distribution System Design and Operation using Genetic Algorithms. Pavlov, Shao, Symonds, Wang. 2010.

  Improving the Speed of Solution of the Pipe Network Equations. Buentipo, Jacobson, Lang, Tokimoto. 2010.

  Optimisation of Real Time Operations of a Pumping System. Beerbaum, Thorpe, Howlett, Holmes. 2009.

  Applying Genetic Algorithm Optimisation for Design of DualWater Distribution Systems Where Recycled Water is Used. Cox, Edwards, Marker, Turner. 2009.

  Genetic Algorithm optimization of water distribution systems accounting for sustainability. Chan, Ho, Y Zhu. 2006.

  Improving the effectiveness of genetic algorithms for optimisation of sewer system design. Grace, Harwood, Plant and Webster. 2005.

  Condition monitoring of large pipelines in South Australia. Mentha, Doldo, Koehne and Ernst. 2005

  Burst detection in water distribution systems. Chan, How, Loh and Low. 2004.

  Detecting water demands and possible illegal usage in piped irrigation delivery systems. (Industry partner: Willunga Basin Water Company & Hydroplan Pty Ltd). Engler, Greenhalf, Roberts and Wright. 2004.

  Development of network simplification techniques for water hammer modelling-Cantone, Staniford, Furness and Nicholls. 2003. (awarded prize for best honours Civil & Environmental project thesis; awarded Australian Water Association-South Australian Branch-Hodgson award for the best undergraduate research project from amongst all the three Universities in Adelaide).

  Investigating the use of genetic algorithm optimisation in multi-pumping system operations-Chua, Ku, Lim and Tan. 2003.

  Optimisation of water distribution systems including the effects of uncertainty- Zecchin, Berrisford, Leonard, Roberts. (Industry partner: United Water International). 2002 (awarded prize for best honours Civil & Environmental project thesis). 2002.

  Leakage detection in water distribution networks-Selway, Ryan, Nardinocci and Jacob. 2001 (awarded prize for best honours project thesis). 2002.

  Optimisation of water distribution systems including the effects of uncertainty- McFarlane, Pentland, Thomson and Boulton. (Industry partner: United Water International). 2001.

  Genetic algorithms to optimise the expansion of the Mannum-Adelaide pipeline- Vuong, Bong, Lawson and Ao. (Industry partner: SA Water). 2001.

  Optimising operations of a pumping plant based on trigger levels and scheduling-Kazantzis, Chong and Tan. (Industry partner: United Utilities). 2001 (awarded Australian Water Association-South Australian Branch-Hodgson award for the best undergraduate research project from amongst all the 3 Universities in Adelaide).

  Ant colony optimisation for pipe network distribution systems-Seah, Tan, Foong and Phang. 2000.

  Coded transients for leak detection in pipe networks- Lee, Tang, Kuo and Huang. 2000 (awarded prize for best honours project thesis).

• Publications

   

  Most Significant Publications

  Simpson, A.R., Dandy, G.C. and Murphy, L.J. (1994). 'Genetic algorithms compared to other techniques for pipe optimisation,' Journal of Water Resources Planning and Management, American Society of Civil Engineers, Vol. 120, No. 4, July/August, 423-443. (339 citations to Feb. 2015 - Scopus) Download PDF Paper
  
  Dandy, G.C., Simpson, A.R. and Murphy, L.J. (1996). 'An improved genetic algorithm for pipe network optimisation,' Water Resources Research, Vol. 32, No. 2, Feb., 449-458. (285 citations to Feb. 2015 - Scopus). Download PDF Paper (pdf 1018kB)
  
  Maier, H.M., Simpson, A.R., Zecchin, A., Foong, W.K., Phang, K.Y., Seah, H.Y., and Tan, C.L. (2003). 'Ant colony optimization for the optimal design of water distribution systems.' Journal of Water Resources Management and Planning, American Society of Civil Engineers, Vol. 129, No. 3, May/June, 200-209. (218 citations to Feb. 2015 - Scopus). Download PDF Paper (pdf 469kB)
  
  Tolson, B.A., Maier, H.R., Simpson, A.R. and Lence, B.J. (2003). 'Genetic algorithms for reliability-based optimization of water distribution systems.' Journal of Water Resources Management and Planning, American Society of Civil Engineers, Vol. 130, No. 1, Jan.-Feb., 63-72. (111 citations to Feb. 2015 - Scopus).  Download PDF Paper (pdf 119kB)
  
  Vítkovský, J.P., Simpson, A.R. and Lambert, M.F. (2000). 'Leak detection and calibration of water distribution systems using transients and genetic algorithms.' Invited paper: Journal of Water Resources Planning and Management, American Society of Civil Engineers, Vol. 126, No. 4, July/August, 258-262. (134 citations to Feb. 2015 - Scopus).  Download PDF Paper (pdf 68kB)
  
  Wang, X.J., Lambert, M.F., Simpson, A.R., Liggett, J.A. and Vítkovský, J.P. (2002). 'Leak detection in pipelines using the damping of fluid transients.' Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 128, July 1, No. 7, 697-711. (102 citations to Feb. 2015 - Scopus).  Download PDF Paper (pdf 224kB)

  Zecchin A.C., Simpson A.R., Maier H.R. and Nixon J.B. (2005) "Parametric study for an ant algorithm applied to water distribution system optimization." IEEE Transactions on Evolutionary Computation, 9(2), 175-191. (85 citations to Feb. 2015 - Scopus).  Download PDF Paper (pdf 991kB)

  Zecchin, A.C., Simpson, A.R., Maier, H.R., Leonard, M., Roberts, A.J. and Berrisford, M.B. (2006). “Application of two Ant Colony Optimisation algorithms to water distribution system optimisation.” Mathematical and Computer Modelling, Vol. 44, Issues 5-6, Sept., 451-468. (69 citations to Feb. 2015 – Scopus). Download PDF Paper

  Lee, P.J., Vítkovský, J.P., Lambert, M.F., Simpson, A.R. and Liggett, J.A. (2008). “Discrete blockage detection in pipelines using the frequency response diagram: numerical study”, Journal of Hydraulic Engineering, American Society of Civil Engineers Vol. 134, No. 5, May, 658–663. (31 citations to Feb. 2015 – Scopus). Download PDF Paper

  Wu, W., Maier, H. R., and Simpson, A. R. (2010). "Single-objective versus multi-objective optimization of water distribution systems accounting for greenhouse gas emissions by carbon pricing." Journal of Water Resources Planning and Management, 136 (5), Sep./Oct., 555-565. (27 citations to Feb. 2015 – Scopus). Download PDF Paper

  Elhay, S. and Simpson, A.R. (2011). “Dealing with zero flows in solving the non-linear equations for water distribution systems.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 137, No. 10, Oct., 1216-1224. (10 citations to Feb. 2015 – Scopus). Download PDF Paper

  Stephens, M.L., Lambert, M.F. and Simpson, A.R. (2013). “Determining the internal wall condition of a water pipeline in the field using an inverse transient model.” Journal of Hydraulic Engineering, ASCE, Vol. 139, No. 3, March 1, 310-324, Online Publication Date: 17 Sep 2012, ISSN (print): 0733-9429, ISSN (online): 1943-7900, DOI: 10.1061/(ASCE)HY.1943 -7900. 0000665. (5 citations to Feb. 2015 – Scopus). Download PDF Paper

  Simpson, A.R., Elhay, S. and Alexander, B. (2014). “Forest-core partitioning algorithm for speeding up analysis of water distribution systems.” Journal of Water Resources Planning and Management, Vol. 140, No. 4, pp. 435-443, DOI: 10.1061/(ASCE)WR.1943-5452.0000336. (5 citations to Feb. 2016 – Scopus). Download PDF Paper

  Elhay, S., Simpson, A.R., Deuerlein, J., Alexander, B. and Schilders, W.H.A., (2014). “Reformulated Co-tree flows method competitive with the Global Gradient Algorithm for solving the water distribution system equations.” Journal of Water Resources Planning and Management, Dec. 2014, Vol. 140, No. 12. DOI: 10.1061/(ASCE)WR.1943-5452.0000431. (5 citations to Feb. 2016 – Scopus)

  Refereed Journal Articles

  [Jo116] Do, N.C, Simpson, A.R., Deuerlein, J. and Piller, O. (2016). “Calibration of water demand multipliers in water distribution systems using Genetic Algorithms” Journal of Water Resources Planning and Management, Accepted for publication April 2016 (corresponding author: Nho Do). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo115] Gong, J., Zecchin, A.C., Lambert, M.F. and Simpson, A.R. (2016). “Determination of the creep function of viscoelastic pipelines using system resonant frequencies with hydraulic transient analysis,” Journal of Hydraulic Engineering, Accepted for publication 27 Jan. 2016. Download PDF Paper

  [Jo114] Gong, J., Lambert, M.F., Zecchin, A.C. and Simpson, A.R., Arbon, N. and Kim, Y.I. (2016).  “Field study on non-invasive and non-destructive condition assessment for asbestos cement pipelines by time-domain fluid transient analysis,” Journal of Structural Health Monitoring, vol. 15, no. 1, Jan., 113-124. J1. Download PDF Paper

  [Jo113] Marchi, A., Simpson, A.R. and Lambert, M.F. (2016). “Optimization of pump operation using rule‐based controls in EPANET2: new ETTAR toolkit and correction of energy computation,” Journal of Water Resources Planning and Management, Online Publication Date: 8 Feb 2016. Download PDF Paper

  [Jo112] Stokes, C.S., Maier, H.R. and Simpson, A.R.  (2016) “Effect of storage tank size on the minimization of water distribution system cost and greenhouse gas emissions while considering time-dependent emissions factors”, 143(1), Journal of Water Resources Planning and Management, 142(2), 01 Feb 2016, DOI:10.1061/(ASCE) WR.1943‐5452.0000582,04015052. Download PDF Paper

  [Jo111] Blinco, L.J., Simpson, A.R., Lambert, M.F. and Marchi, A. (2016). “Comparison of pumping regimes for water distribution systems to minimize cost and greenhouse gases.” Journal of Water Resources Planning and Management, 143(1), 27 Jan., 04016010, 11pages. Download PDF Paper

  [Jo110] Deuerlein, J., Elhay, S. and Simpson, A.R. (2016). “Fast graph matrix partitioning algorithm for solving water distribution system equations.” Journal of Water Resources Planning and Management, 142(1):04015037-1 to 04015037-11 Article number ARTN 04015037 201604015037, ASCE) WR.1943-5452.0000561.  Download PDF Paper

  [Jo109] Gong, J., Lambert, M.F., Zecchin, A.C. and Simpson, A.R. (2015). “Experimental verification of pipeline frequency response extraction and leak detection using the inverse repeat signal,” Journal of Hydraulic Research,  1-10 12 Dec 201. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo108] Gong, J., Stephens, M., Arbon, N.S., Zecchin, A.C., Lambert, M.F., and Simpson, A.R. (2015). "On-site non-invasive condition assessment for cement mortar lined Metallic Pipelines by Time-Domain Fluid Transient Analysis." Journal of Structural Health Monitoring, September, vol. 14, no. 5, 426-438, doi:10.1177/147592171559 1875. Download PDF Paper

  [Jo107]  Zheng, F., Simpson, A.R. and Zecchin, A.C. (2014). “Improving the efficiency of multi-objective evolutionary algorithms through decomposition: an application to water distribution network design.” Environmental Modelling & Software, Available online 16 October 2014,  doi:10.1016/j.envsoft.2014.09.022. Download PDF Paper

  [Jo106] Zheng, F., Zecchin A.C., Simpson A.R, Investigating the run-time searching behavior of the differential evolution algorithm applied to water distribution system optimization, Environmental Modelling & Software, Available online 16 October 2014, ISSN 1364-8152, http://dx.doi.org/10.1016/j.envsoft.2014.09.022.   Download PDF Paper

  [Jo105] Zhou, X., Gao, D.Y. and Simpson, A.R. (2015). “Optimal design of water distribution networks by a discrete state transition algorithm,” Engineering Optimization, 1-26 21 Apr 2015. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo104] Elhay, S. Piller, O., Deuerlein,  J. and Simpson, A.R. (2015). “A Robust, Rapidly Convergent Method that Solves the Water Distribution Equations for Pressure Dependent Models.” Journal of Water Resources Planning and Management, Accepted, May, December (corresponding author: Sylvan Elhay). Download PDF Paper

  [Jo103] Gong J., Lambert M.F., Simpson, A.R. and Zecchin A.C. (2015). Closure to "Single-event leak detection in pipeline using first three resonant responses" by Jinzhe Gong, Martin F. Lambert, Angus R. Simpson, and Aaron C. Zecchin Journal of Hydraulic Engineering, 141(2):1 page Article number ARTN 07014020 01 Jan. Download PDF Paper

  [Jo102] Stokes, C. S., A. R. Simpson, and H. R. Maier (2014), “A computational software tool for the minimization of costs and greenhouse gas emissions associated with water distribution systems”, Environmental Modelling & Software, Available online 3 December 2014, doi:10.1016/j.envsoft.2014.11.004. Download PDF Paper

  [Jo101] Blinco, L., Simpson, A., Lambert, M., Auricht, C., Hurr, N., Tiggemann, S., and Marchi, A. (2014) "Genetic Algorithm Optimization of Operational Costs and Greenhouse Gas Emissions for Water Distribution Systems." Procedia Engineering, Giustolisi, G., Brunone, B., Laucelli, D., Berardi, L., Campisano, A. (ed./s), vol. 89, iss. 2014, 10.1016/j.proeng.2014.11.246, pp. 509-516. Download PDF Paper

  [Jo100] A. C. Zecchin, J. Gong, A. R. Simpson, M. F Lambert (2014). "Condition assessment in hydraulically noisy pipeline systems using a pressure wave splitting method." Procedia Engineering, 2014 / Giustolisi, G., Brunone, B., Laucelli, D., Berardi, L., Campisano, A. (ed./s), vol. 89, iss. 2014, pp. 1336-1342. Download PDF Paper

  [Jo99] Elhay, S., Simpson, A.R., Deuerlein, J., Alexander, B. and Schilders, W.H.A., (2014). “Reformulated Co-tree flows method competitive with the Global Gradient Algorithm for solving the water distribution system equations.” Journal of Water Resources Planning and Management, Dec 2014, Vol. 140, No. 12. (5 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo98] Stokes, C.S., Maier, H.R. and  Simpson, A.R. (2014). “Water Distribution System Pumping Operational Greenhouse Gas Emissions Minimization by Considering Time-Dependent Emissions Factors,” Journal of Water Resources Planning and Management, ASCE, 10.1061/(ASCE)WR.1943-5452.0000484 , 04014088. Download PDF Paper

  [Jo97] Zheng, F., Zecchin, A.C., Simpson, A.R., and Lambert, M.F. (2014). “Non-crossover dither creeping mutation-based genetic algorithm for pipe network optimization”. Journal of Water Resources Planning and Management, ASCE, Jul., Vol. 140, No. 4, 553-557. doi:10.1061/(ASCE)WR.1943-5452.0000351. Download PDF Paper

  [Jo96] Gong, J.,  Simpson, A.R., Lambert, M.F. and A.C. Zecchin, (2014). "Determination of the linear frequency response of single pipelines using persistent transient excitation: a numerical investigation." Journal of Hydraulic Research, 51 (6), 728-734, Published online: 18 Dec 2013, ISSN (print): 0022-1686 /ISSN (online): 1814-2079. Download PDF Paper

  [Jo95] Zecchin, A.C, Lambert, M.F., Simpson, A.R. and White, L. (2014). “Parameter identification in pipeline networks: transient-based expectation-maximisation approach for systems containing unknown boundary conditions”. Journal of Hydraulic Engineering, ASCE, Feb., Vol. 140, No. 6, 04014020, DOI: 10.1061 /(ASCE) HY. 1943-7900.0000849. Download PDF Paper

  [Jo94] Zheng, F., Simpson, A.R. and Zecchin, A.C. (2014). “A coupled binary linear programming-differential evolution algorithm approach for water distribution system optimization”. Journal of Water Resources Planning and Management, ASCE. May, Vol. 140, No. 5, 585-597. doi:10.1061/(ASCE)WR.1943-5452.0000367. (5 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo93] Stokes, C.S., Simpson, A.R. and Maier, H.R. (2014). “The cost–greenhouse gas emission nexus for water distribution systems including the consideration of energy generating infrastructure: an integrated conceptual optimization framework and review of literature.” Earth Perspectives, 2014 1:9, doi:10.1186/2194-6434-1-9. Download PDF Paper

  [Jo92] Zheng, F., Zecchin, A.C. and Simpson, A.R. (2014). “An efficient hybrid approach for multi-objective optimization of water distribution systems” Water Resources Research, Vol. 50, Issue 5, May, 3650–3671, DOI: 10.1002/2013WR014143. Download PDF Paper

  [Jo91] Simpson, A.R., Elhay, S. and Alexander, B. (2013). “Forest-core partitioning algorithm for speeding up analysis of water distribution systems.” Journal of Water Resources Planning and Management, Apr 2014, Vol. 140, No. 4, pp. 435-443, DOI: 10.1061/(ASCE)WR.1943-5452.0000336. (5 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo90] Gong, J., Lambert, M.F., Simpson, A.R. and A.C. Zecchin, (2014). "Detection of localized deterioration distributed along single pipelines by reconstructive MOC analysis." Journal of Hydraulic Engineering, ASCE, Vol.140 (2), pp.190-198. Download PDF Paper

  [Jo89] Gong, J., Zecchin, A.C., Lambert, M.F. and A.R. Simpson (2014). “Frequency response diagram for pipeline leak detection: comparing the odd and the even harmonics.” Journal of Water Resources Planning and Management, ASCE, Jan., Vol. 140, No. 1, 65-74. Download PDF Paper

  [Jo88] Deuerlein, J., Simpson, A.R. and Korth, A.  (2013) “A flushing planner: a tool for planning and optimization of unidirectional flushing," Procedia Engineering, Volume 70, 2014, 497-506, ISSN 1877-7058. Download PDF Paper

  [Jo87] Marchi, A. and Simpson, A.R. (2013). “Evaluating the approximation of the affinity laws and improving the estimate of the efficiency for variable speed pumping” Journal of Water Resources Planning and Management, Dec., Vol. 139, No. 12, 1314-1317. Download PDF Paper

  [Jo86] Marchi, A., Salomons, E., Ostfeld, A., Kapelan, Z., Simpson, A.R. et al. (2013). “The Battle of the Water Networks II (BWN-II)”. Journal of Water Resources Planning and Management, ASCE, Jul., Vol. 140, No.7. doi:10.1061/ (ASCE) WR. 1943-5452.0000378. (5 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo85] Marchi, A. and Simpson, A.R. (2013). “Correction of the EPANET inaccuracy in computing the efficiency of variable speed pumps” Journal of Water Resources Planning and Management, Jul., Vol. 139, No. 4, 456-459. doi10.1061/ (ASCE)WR.1943-5452.0000273. Download PDF Paper

  [Jo84] Elhay, S. and Simpson, A.R. (2013). Closure to “Dealing with Zero Flows in Solving the Non-Linear Equations for Water Distribution Systems” by Sylvan Elhay and Angus R. Simpson October 2011, Vol 137, No. 10, 1216-1224, Journal of Hydraulic Engineering, ASCE, May, 2013.139:560-562, doi: 10.1061 /(ASCE)HY.1943-7900.000 0696. Download PDF Paper

  [Jo83] Zheng, F., Simpson, A.R. and Zecchin, A.C. (2013). “A graph decomposition-based approach for water distribution network optimization”. Water Resources Research, April, Volume 49, Issue 4, 2093–2109, 2013. doi:10.1002/wrcr.20175. (5 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo82] Wu, W., Maier, H. R. and Simpson, A. R. (2013). “Multiobjective optimization of water distribution systems accounting for economic cost, hydraulic reliability, and greenhouse gas emissions”. Water Resources Research, March, Volume 49, Issue 3, 1211–1225, doi:10.1002/wrcr.20120. (16 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo81] Stephens, M.L., Lambert, M.F. and Simpson, A.R. (2013). “Determining the internal wall condition of a water pipeline in the field using an inverse transient model.” Journal of Hydraulic Engineering, ASCE, Vol. 139, No. 3, March 1, 310-324, Online Publication Date: 17 Sep 2012, ISSN (print): 0733-9429, ISSN (online): 1943-7900, DOI: 10.1061/(ASCE)HY.1943-7900.0000665. (9 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo80] Zheng, F., Zecchin, A.C. and Simpson, A.R. (2013). “A self-adaptive differential evolution algorithm applied to water distribution system optimization”, Journal of Computing in Civil Engineering, ASCE, Mar, Vol. 27, No. 2, 148-158. (18 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo79] Zecchin, A.C., White, L., Lambert, M.F. and Simpson, A.R., (2013). “Parameter identification of fluid line networks by frequency-domain maximum likelihood estimation” Journal of Mechanical Systems and Signal Processing, 37, Issues 1–2, May–June, 370–387, Published online14 February 2013, ISSN: 0888-3270,    http://dx.doi.org/10.1016 /j.ymssp.2013.01.003. (6 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo78] Gong, J., A.R. Simpson, Lambert, M.F., Zecchin, A.C., Y. Kim and A. Tijsseling  (2013). “Detection of distributed deterioration in single pipes using transient reflections.” Journal of Pipeline Systems Engineering and Practice, Vol. 4, No. 1, 32–40, Online Publication Date: 19 May 2012, ISSN (print): 1949-1190, ISSN (online): 1949-1204. (10 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo77] Gong, J., Lambert, M.F., Simpson, A.R. and A.C. Zecchin, (2013). “Single event leak detection in a pipeline using the first three resonant responses.” Journal of Hydraulic Engineering, ASCE, Vol. 139, No. 6, 32-40, Online Publication Date: 17 Dec 2012, ISSN (print): 0733-9429, ISSN (online): 1943-7900. (9 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo76] Zheng, F., Zecchin, A.C. and Simpson, A.R. (2013). “A decomposition and multi-stage optimization approach applied to the optimization of water distribution systems with multiple supply sources.” Water Resources Research, Jan., Vol. 49, 1–20, doi:10.1029/ 2012WR013160. (9 citations to Feb. 2016 – Scopus). Download PDF Paper
  
  [Jo75] Marchi, A., Simpson, A.R. and Ertugrul, N. (2012). “Assessing variable speed pump efficiency in water distributions systems.” Drinking Water Engineering Science (DWES), 5, 15-21, www.drink-water-eng-sci.net/5/15/2012/doi:10.5194/dwes-5-15-2012. Download PDF Paper

  [Jo74] Zecchin, A.C., Simpson, A.R., Maier, H. R., and Nixon, J.B. (2012). “Improved understanding of the searching behavior of ant colony optimization algorithms applied to the water distribution design problem: UNDERSTANDING OF SEARCHING BEHAVIOR OF ACO IN WDSP.” Water Resources Research 48(9), doi:10.1029/2011WR011652. (8 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo73] Zecchin, A.C., Thum, P., Simpson, A.R. and Tischendorf, C. (2012). “Steady-state behavior of large water distribution systems: algebraic multigrid method for the fast solution of the linear step”, Journal of Water Resources Planning and Management, Nov., 138(6), 639–650. (5 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo72] Simpson, A.R. and Elhay, S. (2012). Closure to Discussion of “Jacobian for solving water distribution system equations with the Darcy-Weisbach head loss model.” Journal of Hydraulic Engineering, American Society of Civil Engineers, 138(11), 1001–1002. Download PDF Paper

  [Jo71] Wu, W., Simpson, A. R. and Maier, H. R. (2012). “Incorporation of variable-speed pumping in multiobjective genetic algorithm optimization of the design of water transmission systems.” Journal of Water Resources Planning and Management, ASCE, Vol. 138, No. 5, Sep., 543-552. (13 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo70] Wu, W., Maier, H. R., and Simpson, A. R. (2012). “Sensitivity of optimal tradeoffs between cost and greenhouse gas emissions for water distribution systems to electricity tariff and generation”, Journal of Water Resources Management and Planning, Vol. 138, No.2, 182-186. (12 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo69] Zecchin, A.C., Simpson, A.R. and Lambert, M.F. (2012). “Inverse Laplace transform for transient-state fluid line network simulation.” Journal of Engineering Mechanics, 138(1), 101–115, Online Publication Date: 30 Jul 2011, ISSN (print): 0733-9399, ISSN (online): 1943-7889. Download PDF Paper
  
  [Jo68] Zheng, F., Simpson, A.R. and Zecchin, A.C. (2011). “Dynamically expanding choice-table approach to genetic algorithm optimization of water distribution systems.” Journal of Water Resources Planning and Management, ASCE, Vol. 137, No. 6, November 1, 547-551. (6 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo67] Wu, W., Maier, H. R., and Simpson, A. R. (2011). “Surplus power factor as a resilience measure for assessing hydraulic reliability in water transmission system optimization” Journal of Water Resources Management and Planning, ASCE, Vol. 137, No. 6, November 1, 542-546. Download PDF Paper
  
  [Jo66] Stephens, M.L., Lambert, M.F., Simpson, A.R. and Vitkovsky, J. (2011). “Calibrating the waterhammer response of field pipe networks using a mechanical damping model.” Journal of Hydraulic Engineering, Vol. 137, No. 10, Oct., 1225-1237. Online Publication Date: 4 Mar 2011. ISSN (print): 0733-9429, ISSN (online): 1943-7900. (7 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo65] Elhay, S. and Simpson, A.R. (2011). “Dealing with zero flows in solving the non-linear equations for water distribution systems.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 137, No. 10, Oct., 1216-1224. (14 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo64]  Zheng, F., Simpson, A.R. and Zecchin, A.C. (2011). “A combined NLP-differential evolution approach for the optimization of water distributions systems” Water Resources Research, Aug., 47, W08531, doi:10.1029/2011WR010394. (26 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo63] Simpson, A.R. and Elhay, S. (2011). “Jacobian matrix for solving water distribution system equations with the Darcy-Weisbach head-loss model.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 137, No. 6, June, 696-700. (14 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo62]  Vítkovský, J.P, Lee, P., Zecchin, A.C., Simpson, A.R. and Lambert, M.F. (2011). “Head- and flow-based formulations for frequency domain analysis of fluid transients in arbitrary pipe networks.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 137, No. 5, May, 556-568. Published: 15 April 2011. ISSN (print): 0733-9429,  ISSN (online): 1943-7900. Download PDF Paper 

  [Jo61] Wu, W., Maier, H. R., and Simpson, A. R. (2010). "Single-objective versus multi-objective optimization of water distribution systems accounting for greenhouse gas emissions by carbon pricing." Journal of Water Resources Planning and Management, 136 (5), Sep./Oct., 555-565. (38 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo60] Zecchin, A.C., Lambert, M.F., White, L.B., and Simpson, A.R. (2010). “Frequency domain modelling of transients in pipe networks with compound nodes using a Laplace-domain admittance matrix.” Journal of Hydraulic Engineering, 136 (10), 739-755. Published Online: 07 April 2010. ISSN (print): 0733-9429, ISSN (online): 1943-7900. (7 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo59] Wu, W., Simpson, A.R. and Maier, H.R. (2010). “Accounting for greenhouse gas emissions in multi-objective genetic algorithm optimization of water distribution systems.” Journal of Water Resources Planning and Management, American Society of Civil Engineers, 136(2), Mar./Apr., 146-155. (58 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo58] Deuerlein, J., Simpson, A.R. and Dempe, S. (2009). “Modeling the behavior of flow regulating devices in water distribution systems using constrained non-linear programming.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 135, No. 6, November, 970–982. (10 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo57] Zecchin, A.C., Simpson, A.R., Lambert, M.F., White, L.B. and Vítkovský, J. P. (2009). “Transient modelling of arbitrary pipe networks by a Laplace-domain admittance matrix”, Journal of Engineering Mechanics, American Society of Civil Engineers, Vol. 135, No. 6, June 1, 538–547. (11 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo56] Lee, P.J., Vítkovský, J.P., Lambert, M.F. and Simpson, A.R. (2008) “Valve design for extracting response functions from hydraulic systems using pseudo random binary signals”, Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 134, No. 6, June, 858–864. (8 citations to Feb. 2016 - Scopus). Download PDF Paper

  [Jo55] Lee, P.J., Vítkovský, J.P., Lambert, M.F., Simpson, A.R. and Liggett, J.A. (2008). “Discrete blockage detection in pipelines using the frequency response diagram: numerical study”, Journal of Hydraulic Engineering, American Society of Civil Engineers Vol. 134, No. 5, May, 658–663. (37 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo54] Bergant, A., Tijsseling, A., Vítkovský, J.P., Covas, D., Simpson, A.R. and Lambert, M.F. (2008). “Parameters affecting water hammer wave attenuation, shape and timing. Part 2: Case studies”, Journal of Hydraulic Research, IAHR, Vol. 46, No. 3, 382–391. (27 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo53] Bergant, A., Tijsseling, A., Vítkovský, J.P., Covas, D., Simpson, A.R. and Lambert, M.F. (2008). “Parameters affecting water hammer wave attenuation, shape and timing. Part 1: Mathematical tools”, Journal of Hydraulic Research, IAHR, Vol. 46, No. 3, 373–381. (33 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo52] Foong, W.K., Maier, H.R. and Simpson, A.R. (2008). “Power plant maintenance scheduling using Ant Colony Optimization: an improved formulation.” Engineering Optimization, Vol. 40, No. 4, April, 309–329. (14 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo51] Vítkovský, J., Bergant, A., Simpson, A.R. and Lambert, M.F. (2008). Closure to “Systematic evaluation of one–dimensional unsteady friction models in simple pipelines.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 134, No. 2, February, 284. Download PDF Paper

  [Jo50] Tijsseling, A., Lambert, M.F., Simpson, A.R., Stephens, M., Vítkovský, J. and Bergant, A., (2008). “Skalak’s extended theory of water hammer”, Journal of Sound and Vibration, Volume 310, Issue 3, 461-768 (19 February). (20 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo49] Foong, W.K., Simpson, A.R., Maier, H.R. and Stolp, S. (2008). “Ant Colony Optimization for power plant maintenance scheduling optimization—a five-station hydropower system.” Annals of Operations Research, 159, January, 433-450. (11 citations to Feb. 2016 - Scopus). Download PDF Paper

  [Jo48]  Vítkovský, J.P., Lambert, M.F., Simpson, A.R. and Liggett, J.A. (2007). “Experimental observation and analysis of inverse transients for pipeline leak detection”, Journal of Water Resources Planning and Management, Vol. 133, No. 6, Nov./Dec., 519-530. (41 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo47] Lee, P.J., Vítkovský, J.P., Lambert, M.F., Simpson, A.R. and Liggett, J.A. (2007) “Leak location in pipelines using the impulse response function”, Journal of Hydraulic Research, International Association of Hydraulic Research, Vol. 45, No. 5, pp. 643–652. (19 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo46] Karney, B.W. and Simpson A.R. (2007). “In–line check valves for water hammer control.” Journal of Hydraulic Research, International Association of Hydraulic Research, Vol. 45, No. 4, July-Aug., 547–554. (7 citations to Feb. 2016 - Scopus). Download PDF Paper

  [Jo45] Lee, P.J., Simpson, A.R., Lambert, M.F., Vítkovský, J.P. and Misiunas, D. (2007). “Leak location in pipelines using transient reflection.” Australian Journal of Water Resources, Vol. 11, No. 1, pp. 53-66. Download PDF Paper

  [Jo44]  Misiunas, D., Lambert, M.F. Simpson, A.R. and Olsson, G. (2007). “Assessing water mains condition using hydraulic transients.” Water Management, Proceedings of the Institution of Civil Engineers, Vol.160, Issue 2, June, 89-94. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo43]  Zecchin, A.C., Maier, H.R., Simpson, A.R., Leonard, M. and Nixon, J.B. (2007) “Ant Colony Optimisation applied to water distribution system design: a comparative study of five algorithms.” Journal of Water Resources Planning and Management, American Society of Civil Engineers, Vol. 133, No. 1, Jan./Feb., 87-92. (58 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo42] Lee, P.J., Lambert, M.F., Simpson, A.R. and Vítkovský, J.P. (2006). “Experimental verification of the frequency response method of leak detection.” Journal of Hydraulic Research, International Association of Hydraulic Research, Vol: 44, Issue: 5, 693-707. (50 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo41] Zecchin, A.C., Simpson, A.R., Maier, H.R., Leonard, M., Roberts, A.J. and Berrisford, M.B. (2006). “Application of two Ant Colony Optimisation algorithms to water distribution system optimisation.” Mathematical and Computer Modelling, Vol. 44, Issues 5-6, Sept., 451-468. (84 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo40] Vítkovský, J., Bergant, A., Simpson, A.R. and Lambert, M.F. (2006). “Systematic evaluation of one–dimensional unsteady friction models in simple pipelines.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 132, No. 7, July, 696-708. (58 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo39] Vítkovský, J., Stephens, M., Bergant, A., Simpson, A.R. and Lambert, M.F. (2006). “Numerical error in weighting function–based unsteady friction models for pipe transients.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 132, No. 7, July, 709-721. (15 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo38] Bergant, A., Simpson, A.R. and Tijsseling, A.S. (2006). “Water hammer with column separation: A historical review.” Journal of Fluids and Structures, Vol. 22, No. 2, Feb., 135-171 (114 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo37] Misiunas, D. Vítkovský, J., Olsson, G., Simpson, A.R. and Martin Lambert (2005). “Failure monitoring in water distribution networks.” Water Science and Technology: Water Supply, Vol.53, No. 4-5, 503-511 (19 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo36] Bergant, A, Karadzic, M; Vitkovsky, J. Vusanovic, I, Simpson, A.R. (2005 ). “A discrete gas-cavity model that considers the frictional effects of unsteady pipe flow” Stronjniski Vestnik-Journal of Mechanical Engineering, Volume 51 Issue 11, 692-710. (5 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo35] Misiunas, D., Lambert, M.F., Simpson, A.R. and Olsson, G. (2005). “Burst detection and location in water distribution systems.” Water Science and Technology: Water Supply, Vol.52, No. 3-4, 71–80. (27 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo34] Misiunas, D., Vítkovský, J., Olsson, G., Simpson, A.R. and Lambert, M.F. (2005). “Pipeline break detection using the transient monitoring” Journal of Water Resources Planning and Management, American Society of Civil Engineers 131(4), July–August, 316–325. (51 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo33] Lee, P.J., Vítkovský, J.P., Lambert, M.F., Simpson, A.R. and Liggett, J.A. (2005). “Frequency domain analysis for detecting pipeline leaks.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 131, No. 7, July, 596–604 (67 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo32] Lee, P., Vítkovský, J. Lambert, M.F., Simpson, A.R. and Liggett, J.A. (2005). “Leak location using the pattern of the frequency response diagram in pipelines: a numerical study” Journal of Sound and Vibration, Vol. 284, Nos.. 3–5, June, 1051–1073. (53 citations to Feb. 2016 – Scopus). Download PDF Paper  

  [Jo31]  Wang, X.J., Lambert, M.F. and Simpson, A.R. (2005). “Detection and location of partial blockages in pipeline systems using damping of fluid transients.” Journal of Water Resources Planning and Management, American Society of Civil Engineers, May–June, 244–249. (50 citations to Feb. 2016 – Scopus). Download PDF Paper  

  [Jo30] Wang, X.J., Lambert, M.F. and Simpson, A.R. (2005). “Behavior of short lateral dead ends on pipeline transients: a lumped parameter model and an analytical solution.” Journal of Fluids Engineering, American Society of Mechanical Engineers, Vol. 127, Issue 3, May, 529–535. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo29] Zecchin, A.C., Simpson, A.R., Maier, H.M. and Nixon, J.B. (2005). “Parametric study for an ant algorithm applied to water distribution system optimization.” IEEE Transactions on Evolutionary Computation, Vol. 9, No. 2, April, 175–191. (95 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo28]  Tolson, B.A., Maier, H.R., Simpson, A.R. and Lence, B.J. (2004). “Genetic algorithms for reliability–based optimization of water distribution systems.” Journal of Water Resources Management and Planning, American Society of Civil Engineers, Vol. 130, No. 1, Jan.–Feb., 63–72. (120 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo27] Vitkovsky, J.P., Liggett, J.A., Simpson, A.R. and Lambert, M.F. (2003). “Optimal measurement site locations for inverse transient analysis in pipe networks.” Journal of Water Resources Planning and Management, American Society of Civil Engineers, Vol. 129, No. 6, Nov.–Dec., 480–492. (34 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo26] Wilson, L.L., Moshavegh, F., Frey, J.P., Kolokas, L. and Simpson, A.R. (2003). “Cost savings and enhanced reliability for main rehabilitation and replacement.” Journal of the American Water Works Association, Vol. 95, No. 8, August, 54–64. (Best Paper Award–American Water Works Association–2005 Distribution & Plant Operations Division). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.  

  [Jo25] Maier, H.M., Simpson, A.R., Zecchin, A., Foong, W.K., Phang, K.Y., Seah, H.Y. and Tan, C.L. (2003). “Ant colony optimization for design of water distribution systems.” Journal of Water Resources Management and Planning, American Society of Civil Engineers, Vol. 129, No. 3, May–June, 200–209. (243 citations to Feb. 2016 – Scopus). Download PDF Paper    

  [Jo24] Lee, P.J., Vítkovský, J.P. Simpson, A.R. Lambert, M.F. and Liggett, J.A. (2002). Discussion of “Leak Detection in Pipes by Frequency Response Method Using a Step Excitation” by Witness Mpesha, M. Hanif Chaudhry and Sarah L. Gassman. Journal of Hydraulic Research, Vol. 40, No. 1, pp. 55–62. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo23] Lee, P.J., Lambert, M.F. and Simpson, A.R., (2002). “Critical depth prediction in straight compound channels.” Water and Maritime Engineering, The Institution of Civil Engineers, United Kingdom, Vol. 154, No. 4, Dec., 317–332. (8 citations to Feb. 2016 – Scopus). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo22] Wang, X.J., Lambert, M.F., Simpson, A.R., Liggett, J.A. and Vitkovsky, J.P. (2002). “Leak detection in pipelines using the damping of fluid transients.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 128, No. 7, July, 697–711. (116 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo21] Wu, Z.Y. and Simpson, A.R. (2002). “A self-adaptive boundary search genetic algorithm and its application to water distribution systems.” Journal of Hydraulic Research, International Association of Hydraulic Research, Vol. 40, No. 2, Mar.-Apr., 191–203. (51 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo20] Bergant, A., Simpson, A.R. and Vitkovsky, J.P. (2001). “Developments in unsteady pipe flow friction modelling.” Journal of Hydraulic Research, International Association of Hydraulic Research. Vol. 39, No. 3, May-June, 249–257. (130 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo19] Wu, Z.Y. and Simpson, A.R. (2001). “Competent genetic–evolutionary optimization of water distribution systems.” Journal of Computing in Civil Engineering, American Society of Civil Engineers, Vol.15, No.2, April, 89–101. (103 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo18] Nixon, J.B., Dandy, G.C and Simpson, A.R. (2001). “A genetic algorithm for optimizing off–farm irrigation scheduling” Journal of Hydroinformatics, International Association of Hydraulic Research, Vol. 3, No. 1, 11–22. Download PDF Paper

  [Jo17] Simpson, A.R. (2000). “Optimization of design of water distribution systems using genetic algorithms.” Acta Hydrotechnica (Slovenia), Vol. 18, No.29, Dec., 97–106. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo16] Vitkovsky, J.P., Simpson, A.R. and Lambert, M.F. (2000). “Leak detection and calibration of water distribution systems using transients and genetic algorithms.” Invited paper: Journal of Water Resources Planning and Management, American Society of Civil Engineers, Vol. 126, No. 4, July–August, 258–262. (143 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo15]  Bergant, A. and Simpson, A.R. (1999). “Pipeline column separation flow regimes.” Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol.125, No.8, Aug., 835–848. (62 citations to Feb. 2016 – Scopus). Download PDF Paper 

  [Jo14]  Anderson, A., Simpson, A.R. and McPheat, J.G. (1997). “Severe pressure surges in a simple pump–pipeline–valve system (and what to do about it).” Journal of Process Safety Progress, American Institute of Chemical Engineers, Vol. 16, No. 1, Spring, 18–22. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo13]  Zhu, X.X. and Simpson, A.R. (1996). “Expert system for water treatment plant operation”, Journal of Environmental Engineering, American Society of Civil Engineers, Vol. 122, No. 9, September, 822–829. (18 citations to Feb. 2016 – Scopus). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo12]  Bergant, A. and Simpson, A.R. (1996). “Visualisation of transient cavitating flow in piping systems”, Journal of Mechanical Engineering (Slovenia), Vol. 42, No.1–2, Jan.–Feb., 1–16. (30 citations to Dec. 2010 – Web of Science). Download PDF Paper

  [Jo11] Dandy, G.C., Simpson, A.R. and Murphy, L.J. (1996). “An improved genetic algorithm for pipe network optimisation.” Water Resources Research, Vol. 32, No. 2, Feb., 449–458 (285 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo10] Simpson, A.R., Dandy, G.C. and Murphy, L.J. (1994). “Genetic algorithms compared to other techniques for pipe optimisation”, Journal of Water Resources Planning and Management, American Society of Civil Engineers, Vol. 120, No. 4, July–August, 423–443. (399 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo9] Simpson, A.R. and Bergant, A. (1994). “Numerical comparison of pipe–column separation models”, Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 120, No. 3, March, 361–377. (28 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo8] Simpson, A.R. and Bergant, A. (1994). “Developments in column separation experimentation”, Journal of Hydraulic Research, International Association of Hydraulic Research, Vol. 32, No. 2, March, 183–194. (9 citations to Feb. 2016 – Scopus).  Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo7] Simpson, A.R. and Wylie, E.B. (1993). Closure for “Large pressures for column separation in sloping pipelines”, Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 119, No. 1, Oct., 144-145. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo6] Simpson, A.R. and Priest, S.D. (1993). “The application of genetic algorithms to optimisation problems in geotechnics”, Computers and Geotechnics, Jan., 1–21. (34 citations to Feb. 2016 – Scopus). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo5] Simpson, A.R. and Wylie, E.B. (1991). “Large water-hammer pressures for column separation in pipelines”, Journal of Hydraulic Engineering, American Society of Civil Engineers, Vol. 117, No, 10, Oct., 1310–1316. (33 citations to Feb. 2016 – Scopus). Download PDF Paper

  [Jo4] Dandy, G.C. and Simpson, A.R. (1991). “Development of expert systems for a water filtration plant”, Civil Engineering Systems, Vol. 8, No. 2, Aug., 63–70. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo3] Bergant, A. and Simpson, A.R. (1991). “Quadratic equation inaccuracy for water hammer”, Journal of Hydraulic Engineering, American Society of Civil Engineers, 117, No. 11, Nov., 1572–1574. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo2] Simpson, A.R. and Wylie, E.B. (1989). “Towards an improved understanding of waterhammer column separation in pipelines”, Civil Engineering Transactions, Institution of Engineers, Australia, Vol. 31, No. 3, Dec., 113–120. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [Jo1] Simpson, A.R. and Wylie, E.B. (1987). “Column separation experiments with large pressure pulses”, Pressure Vessel and Piping Division, ASME, Paper 87–PVP–18, June, 7pp. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

   

  Refereed Conference Articles

  [C160] Blinco, L.J., Simpson, A.R., Lambert, M.L., Auricht, C.A., Hurr, N., Stefanie M. Tiggemann, S.M., and A. Marchi (2014). “Genetic algorithm optimization of operational costs and greenhouse gas emissions for water distribution systems.” 15th Water Distribution Systems Analysis Conference (WDSA 2014), American Society of Civil Engineers, Bari, Italy. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C159]  Zecchin, A. C., Gong, J., Simpson, A. R., and Lambert, M. F. (2014). “Condition assessment in hydraulically noisy pipeline systems using a pressure wave splitting method”. 15th Water Distribution Systems Analysis Conference (WDSA 2014), American Society of Civil Engineers, Bari, Italy. Download PDF Paper

  [C158] Gong, J., Lambert, M.F., Simpson, A.R. and Zecchin, A.C. (2012). “Distributed deterioration detection in single pipelines using transient measurements from pressure transducer pairs.” 11th International Conference on Pressure Surges, BHR, Lisbon, 24-26 October. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C157] Zheng, F., Zecchin, A.C., Simpson, A.R. and Keall, D. (2012). “A performance comparison between differential evolution variants and genetic algorithms for water network optimization” 14th Water Distribution Systems Analysis Conference, Engineers Australia, Adelaide, Australia, 24-27 September. Download PDF Paper

  [C156] Gong, J., Lambert, M.F., Simpson, A.R. and Zecchin, A.C. (2012). “Distributed deterioration detection in single pipes using the impulse response function.” 14th Water Distribution Systems Analysis Conference, Engineers Australia, Adelaide, Australia, 24-27 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C155] Marchi, A., Simpson, A.R., Thyer, M.A., Sutanto, S. and Do, N.C. (2012). “Optimisation of pump operations in water distribution systems taking into account the seasonality of the demand.” 14th Water Distribution Systems Analysis Conference, Engineers Australia, Adelaide, Australia, 24-27 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C154] Deuerlein, J. and Simpson, A.R. (2012). “A modified global gradient algorithm based on topological decomposition.” 14th Water Distribution Systems Analysis Conference, Engineers Australia, Adelaide, Australia, 24-27 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C153] Stokes, C.S., Maier, H.M. and Simpson, A.R. (2012). “Water distribution system greenhouse gas emissions reduction by considering the use of time-dependent emissions factors.” 14th Water Distribution Systems Analysis Conference, Engineers Australia, Adelaide, Australia, 24-27 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C152] Zheng, F., Simpson, A.R. and Zecchin, A.C. (2012). “A new NLP-DE hybrid optimisation model for water distribution system optimization.” 14th Water Distribution Systems Analysis Conference, Engineers Australia, Adelaide, Australia, 24-27 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C151] Gong, J., Lambert, M. F., Simpson, A. R., and Zecchin, A. C. (2012). “Distributed deterioration detection and location in single pipes using the impulse response function”. 14th Water Distribution Systems Analysis Conference (WDSA 2012), American Society of Civil Engineers, Adelaide, South Australia. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C150] Stokes, C.S., Simpson, A.R. and Maier, H.M. (2012). “An improved framework for the modelling and optimisation of greenhouse gas emissions associated with water distribution systems”, 6th International Congress on Environmental Modelling and Software (iEMSs), 1-5 July, Leipzig, Germany. Download PDF Paper

  [C149]  Zheng, F. , Simpson, A.R.  and A.C. Zecchin (2012). “A performance comparison of differential evolution and genetic algorithm variants applied to water distribution system optimization.” World Environmental & Water Resources Congress (EWRI 2012 Congress), Albuquerque, New Mexico. Download PDF Paper

  [C148]  Deuerlein, J., Simpson, A.R. and I. Montalvo (2012). “Preprocessing of water distribution systems to assess connectivity and solvability in the presence of flow control devices.” World Environmental & Water Resources Congress (EWRI 2012 Congress), Albuquerque, New Mexico. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C147]  Elhay, S. and A.R. Simpson (2012) “The Darcy-Weisbach Jacobian and avoiding zero flow failures in the Global Gradient Algorithm for the water network equations.” World Environmental & Water Resources Congress (EWRI 2012 Congress), Albuquerque, New Mexico. Download PDF Paper

  [C146] Gong, J., Zecchin, A. C., Lambert, M. F., and Simpson, A. R. (2012). “Signal separation for transient wave reflections in single pipelines using inverse filters”. World Environmental & Water Resources Congress (EWRI 2012 Congress), American Society of Civil Engineers, Albuquerque, New Mexico. Download PDF Paper

  [C145] Marchi, A., Simpson, A.R. and Do., N.C. (2012). “Optimal scheduling of variable speed pumps in water distribution systems using genetic algorithms.” OzWater 2012, Australian Water Association, Sydney, Australia, 8-10 March. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C144] Gong, J., W., Lambert, M.F. and Simpson, A.R. (2011). “Frequency response measurement of pipelines by using the inverse-repeat binary sequence.” Conference on Computing and Control for the Water Industry (CCWI) 2011, Exeter, 5-7 September, Eds. D.A. Savic, Z. Kapelan, D. Butler, Centre for Water Systems, University of Exeter, ISBN: 0-9539140-8-9. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C143] Marchi, A. and Simpson, A.R. (2011). “Assessing variable speed pump efficiency in water distribution systems” Conference on Computing and Control for the Water Industry (CCWI) 2011, Exeter, 5-11 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C142] Zheng, F., Simpson, A.R. and Zecchin, A.C. (2011). “Parametric analysis of differential evolution algorithm applied to water distribution system optimization.” Conference on Computing and Control for the Water Industry (CCWI 2011), Exeter, UK, 5-11 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C141] Zheng, F., Simpson, A.R. and Zecchin, A.C. (2011). “Performance study of Differential Evolution with various mutation strategies applied to water distribution system optimization” Water Distribution System Analysis 2011 – WDSA2011, Palm Springs, California, USA, 22-26 May. Download PDF Paper

  [C140] Pinzinger, R., Deuerlein, J., Wolters, A. and Simpson, A.R. (2011). “Alternative approaches for solving the sensor placement problem in large networks.” Water Distribution System Analysis 2011 – WDSA2011, Palm Springs, California, USA,  22-26 May. Download PDF Paper

  [C139] Gong, J., Simpson, A. R., Lambert, M. F., Zecchin, A. C., Kim, Y. and Tijsseling, A. S. (2011). “Detection of distributed deteriorations in single pipes using transient reflections”. International Conference on Pipelines and Trenchless Technology (ICPTT) 2011, October, Beijing, China/ Ma, B., Najafi, M., Jiang, G., Slavin, L. (Editors), vol.4, iss.1, pp.1-10. (Presented in the conference but not included in the conference proceedings. A significantly extended version was peer reviewed and published in Journal of Pipeline Systems Engineering and Practice). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C138] Wu, W., Simpson, A.R. and Maier, H.R. (2011). “Reducing greenhouse gas emissions from water distribution systems using multi-objective optimisation and variable speed pumping.” OzWater 2011, Australian Water Association, Adelaide, Australia, 9-11 May. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C137] Zheng, F., Simpson, A.R. and Zecchin, A.C. (2011). “Optimal rehabilitation for large water distribution systems using genetic algorithms.” OzWater 2011, Australian Water Association, Adelaide, Australia, 9-11 May. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C136] Wu, W., Simpson, A.R. and Maier, H.R. (2010). “Reducing the carbon footprint from water distribution systems by using a lower discount rate” Practical Responses to Climate Change National Conference 2010, Engineers Australia, Melbourne, 29 Sept. to 1 Oct. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C135] Zheng, F., Simpson, A.R. and Zecchin, A.C. (2010). “A method for assessing the performance of genetic algorithm optimization for water distribution system design” Water Distribution System Analysis (WDSA) 2010, Tucson, Arizona, USA, 12-15 September. Download PDF Paper

  [C134] Deuerlein, J., Wolters, A., Meyer-Harries, L., and Simpson, A.R. (2010). “Graph decomposition in risk analysis and sensor placement for water distribution network security” Water Distribution System Analysis (WDSA) 2010, Tucson, Arizona, USA, 12-15 September. Download PDF Paper

  [C133] Simpson, A.R. (2010). “Comparing the Q-equations and Todini-Pilati formulation for solving the water distribution system equations.” Water Distribution System Analysis (WDSA) 2010, Tucson, Arizona, USA, 12-15 September. Download PDF Paper

  [C132] Wu, W., Simpson, A.R. and Maier, H.R. (2010). “Accounting for carbon: selecting the appropriate discount rate for multi-objective optimisation of water distribution systems.” OzWater 2010, Australian Water Association, Brisbane, Australia, 8-10 March. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C131] Bergant, A., Kim, Y.I., Tijsseling, A.S., Simpson, A.R. and Lambert, M.F. (2009). “Analysis of beat phenomena during transients in pipelines with a trapped air pocket” 3rd IAHR International Meeting of the Workgroup on Cavitation and Dynamic Problems in Hydraulic Machinery and Systems, Brno, Czech Republic, 14-16 October. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C130] Wu, W., Simpson, A.R. and Maier, H.R. (2009). “Trade-off analysis between cost and reliability of water distribution systems using genetic algorithms.” Conference on Computing and Control for the Water Industry (CCWI 2009), Sheffield, UK, 13  September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C129] Simpson, A.R. (2009). “How to account for sustainability in the design and operation of water distribution systems.” World City Water Forum 2009, Songdo ConvensiA, Incheon, Korea, August, 279-286. (Invited Address). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C128] Kim, Y.I., Lambert, M.F. and Simpson, A.R. (2009). “Test apparatus for laboratory and field unsteady pipe flows and transient signal characterization for pipeline condition assessment.” World City Water Forum 2009, Songdo ConvensiA, Incheon, Korea, 18-21 August. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C127] Zecchin, A. C., Lambert, M. F., Simpson, A. R. and N. S. Arbon (2009) Numerically efficient transient-state model for a pipeline based on the Fourier-Crump inverse Laplace transform, 33rd IAHR World Congress, Vancouver, Canada, August. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C126] Wu, W., Simpson, A.R. and Maier, H.R. (2009). “Accounting for carbon: Selecting the right discount rate for multi-objective optimisation of water distribution systems” SA Branch Regional Conference, Australian Water Association, Adelaide, Australia, August. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C125] Deuerlein, J., Wolters, A., Roetsch, D. and Simpson, A.R. (2009). “Reliability analysis of water distribution systems using graph decomposition” 11th Annual Symposium on Water Distribution Systems Analysis (WDSA) 2009, American Society of Civil Engineers, Kansas City, USA, 1721 May. Download PDF Paper

  [C124] Simpson, A.R. and Elhay, S. (2009). “A framework for alternative formulations of the pipe network equations” 11th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Kansas City, USA, 1721 May. Download PDF Paper

  [C123] Zecchin, A.C., Lambert, M.F. and Simpson, A.R. (2009). “Damage detection of operating transmission mains with measured boundary conditions” 11th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Kansas City, USA, 17-21 May. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C122] Wu, W., Maier, H.R. and Simpson, A.R. (2009). “Multi-objective water distribution system optimisation accounting for carbon emissions under different electricity tariffs.” OzWater’09, Australian Water Association, Melbourne, Australia, 16-18 March. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C121] Stephens, M., Lambert, M.F. and Simpson, A.R. (2008). “A new hydraulic transient calibration model” 9th National Conference on Hydraulics in Water Engineering, Engineers Australia, Darwin, Australia, 23-26 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C120] Wu, W., Maier, H.R. and Simpson, A.R. (2008). “Genetic Algorithm optimisation of water distribution systems accounting for greenhouse gas emissions” 9th National Conference on Hydraulics in Water Engineering, Engineers Australia, Darwin, Australia, 23-26 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C119] Simpson, A.R. (2008). “Selecting a discount rate for evaluating water distribution projects – the sustainability controversy” 10th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Kruger National Park, South Africa, 17-20 August. Download PDF Paper

  [C118] Stephens, M.L., Simpson, A.R., and Lambert, M.F. (2008). “tradf wall condition assessment for water pipelines using inverse transient analysis.” 10th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Kruger National Park, South Africa, 17-20 August. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C117] Simpson, A.R. and Elhay, S. (2008). “Formulating the water distribution system equations in terms of heads and velocity.” 10th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Kruger National Park, South Africa, 17-20 August. Download PDF Paper

  [C116] Deuerlein, J., Simpson, A.R. and Gross, E. (2008). “The never ending story of modeling control devices in hydraulic systems.” 10th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Kruger National Park, South Africa, 17-20 August. Download PDF Paper 

  [C115] Wu, W., Simpson, A.R. and Maier, H.R. (2008). “Water distribution system optimisation accounting for a range of future possible carbon prices.” 10th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Kruger National Park, South Africa, 17-20 August. Download PDF Paper

  [C114] Cantone, V., Simpson, A.R., Stevens, R. and Lambert, M.F. (2008). “A comparison of a pressure vessel and flywheel for surge mitigation in a long pipeline system.” 10th International Conference on Pressure Surges, BHR, Edinburgh, UK, 1416 May. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C113] Zecchin, A., Simpson, A.R., and Lambert, M.F (2008). “A von Neumann stability analysis of a pipeline MOC visco-elastic model.” 10th International Conference on Pressure Surges, BHR, Edinburgh, UK, 1416 May. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C112] Arbon, N.S., Stephens, M., Lambert, M.F., Simpson, A.R., Lucas, B., Milsom, G. and Braendler, J. (2008) “Field validation of transient analysis for in-line valve condition assessment” 10th International Conference on Pressure Surges, BHR, Edinburgh, UK, 1416 May. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C111] Wu, W., Simpson, A.R. and Maier, H.R. (2008). “Multi-objective genetic algorithm optimisation of water distribution systems accounting for sustainability”, Water Down Under Conference, Adelaide, Australia, 1518 April. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C110] Mann, E., Duncker, A., Andreu, J., Eddy, A., Haby, J and Simpson, A.R. (2008).“San Antonio water system’s use of modeling and GA optimization to integrate new water sources”, Texas Water ‘08, American Water Works Association, San Antonio, Texas, USA, 2528 March. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C109] Bergant, A., Tijsseling, A.S, Vítkovský, J.P., Simpson, A.R., and Lambert, M.F., (2007). “Discrete Vapour Cavity model with improved timing of prediction of growth and collapse of cavities”, 2nd IAHR International Meeting of the Work Group on Cavitation and Dynamic Problems in Hydraulic Machinery and Systems, Timisoara, Romania, 2426 October. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C108] Stephens, M.L., Simpson, A.R. and Lambert, M.F., (2007) “Hydraulic transient analysis and leak detection on transmission pipelines: field tests, model calibration and inverse modelling”, 9th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Tampa, Florida, USA, 1519 May. Download PDF Paper

  [C107] Kim, Y.I., Simpson, A.R. and Lambert, M.F. (2007). “Behavior of orifices and blockages in unsteady pipe flows”, 9th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Tampa, Florida, USA, 1519 May. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C106] Arbon, N.S., Martin F. Lambert, M.F., Simpson, A.R. and Stephens, M.L. (2007). “Field test investigations into distributed blockage modeling in water distribution systems using transient modeling”, 9th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Tampa, Florida, USA, 1519 May. Download PDF Paper

  [C105] Deuerlein, J., Simpson, A.R. and Wilkins, S., (2007). “Solving for the status of pressure regulating valves using Nash Equilibrium”, 9th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Tampa, Florida, USA, 1519 May. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C104] Bergant, A., Vítkovský, J., Simpson, A.R., Lambert, M.F. and Tijsseling, A. (2006). “Discrete vapour cavity model with efficient and accurate convolution type unsteady friction term”, 23rd IAHR Symposium on Hydraulic Machinery and Systems, Yokohama, Japan, 1721 October. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C103] Tijsseling, A., Lambert, M.F., Simpson, A.R. and Bergant, A., (2006). “Wave front dispersion due to fluid-structure interaction in long liquid-filled pipelines”, 23rd IAHR Symposium on Hydraulic Machinery and Systems, Yokohama, Japan, 1721 October. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C102] Misiunas, D., Lambert, M.F. and Simpson, A.R. (2006). “Transient-based periodical pipeline leak diagnosis”, 8th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Cincinnati, Ohio, Utah, USA, 2730 August. Download PDF Paper

  [C101] Arbon, N.S., Lambert, M.F., Simpson, A.R. and Memmler, P. (2006). “Transient reflection analysis to identify problems with a raw water pumping main”, 8th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Cincinnati, Ohio, USA, 2730 August. Download PDF Paper

  [C100] Zecchin, A.C., Lambert, M.F., Simpson, A.R. and White, L.B. (2006). “Laplace-domain comparison of linear models of a reservoir-pipe-valve system with a leak”, 8th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Cincinnati, Ohio, USA, 2730 August. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C99] Wang, X.J., Simpson, A.R. and Lambert, M.F. (2006). “An analytical solution for transients in a pipeline with variable boundary condition: leak detection in pipe networks using coded transients”, 8th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Cincinnati, Ohio, USA, 2730 August. Download PDF Paper

  [C98] Stephens, M., Lambert, M.F., Simpson A.R., Nixon, J.B. and Vítkovský J.P. (2005). “Water pipeline condition assessment using transient response analysis”, Modelling Workshop, NZWWA 47th Annual Conference and Expo, New Zealand Water and Wastes Association, Auckland, New Zealand, 2830 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C97] Kim, Y.I., Simpson, A.R. and Lambert, M.F. (2005). “Unsteady friction models for conservative solution schemes in transient pipe flows”, Conference on Computing and Control for the Water Industry (CCWI 2005), Exeter, UK, 57 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C96] Misiunas, D., Simpson, A.R., Lambert, M.F. and Olsson, G. (2005). “Hydraulic transients for diagnosis of inline valves in water transmission pipelines”, Conference on Computing and Control for the Water Industry (CCWI) 2005, Exeter, UK, 57 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C95] Misiunas, D., Lambert, M.F. Simpson, A.R. and Olsson, G. (2005). “Condition assessment of water transmission pipelines using hydraulic transients”, Conference on Computing and Control for the Water Industry (CCWI) 2005, Exeter, UK, 57 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C94] Stephens, M., Misiunas, D., Lambert, M.F., Simpson A.R. and Vítkovský J.P. (2005). “Field verification of a continuous transient monitoring system for burst detection in water distribution systems”, Conference on Computing and Control for the Water Industry (CCWI) 2005, Exeter, UK, 57 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C93] Zecchin, A.C., White, L.B., Lambert, M.F. and Simpson, A.R. (2005). “Frequency–domain hypothesis testing approach to leak detection in a single fluid line”, Conference on Computing and Control for the Water Industry (CCWI) 2005, Exeter, UK, 57 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C92] Foong, W., Maier, H.R. and Simpson, A.R. (2005). “Ant optimization for power plant maintenance scheduling optimization: simplified Hydro Tasmania system”, The 2nd Multidisciplinary International Conference on Scheduling: Theory & Application (MISTA–2005), New York, USA, 1821 July. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C91] Foong, W.K., Maier, H. and Simpson, A.R. (2005). “Ant colony optimization for power plant maintenance scheduling optimization”, Genetic and Evolutionary Computation Conference (GECCO–2005), Washington D.C., USA, 2529 June. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C90] Foong, W., Maier, H.R. and Simpson, A.R. (2005). “Ant optimization for power plant maintenance scheduling optimization”, Proceedings of the Graduate Student Workshop at the 2005 Genetic and Evolutionary Computation Conference (GECCO–2005), Washington D.C., USA. 2529 June. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C89] Misiunas, D., Vítkovský, J., Olsson, G., Lambert, M.F. and Simpson, A.R. (2005). “Failure monitoring in water distribution networks”, 2nd IWA Conference on Instrumentation, Control and Automation for Water and Wastewater Treatment, Busan, Korea, 29 May – 2 June. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C88] Duncker, A., Simpson, A.R. and Wozniak, T. (2005). “Staging of master planning of water distribution systems using genetic algorithm optimization”, 7th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Anchorage, Alaska, USA, 1519 May. Download PDF Paper

  [C87] Misiunas, D., Lambert, M.F., Simpson, A.R. and Olsson, G. (2005). “Burst detection and location in water transmission pipelines”, 7th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Anchorage, Alaska, USA, 1519 May. Download PDF Paper

  [C86] Stephens, M., Simpson, A.R., Lambert, M.F. and Vítkovský, J.P. (2005). “Field measurements of unsteady friction effects in a trunk transmission pipeline”, 7th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Anchorage, Alaska, USA, 1519 May. Download PDF Paper

  [C85] Stephens, M., Lambert, M.F., Simpson, A.R., Vítkovský, J.P. and Nixon, J.B. (2005). “Using field measured transient responses in a water distribution system to assess valve status and network topology”, 7th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Anchorage, Alaska, USA, 1519 May. Download PDF Paper

  [C84] Cantone, J., Furness, B., Nicholls, T., Staniford, P. and Simpson, A.R. (2005). “Development of network simplification techniques for water hammer modelling”, OzWater Conference 2005, Australian Water Association, Brisbane, Australia, 812 May. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C83] Misiunas, D., Lambert, M.F., Simpson, A.R. and Olsson, G. (2005). “Burst detection and location in water distribution networks”, 3rd International Conference on Efficient Use and Management of Water, Santiago, Chile, 1417 March, 464–471. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C82] Leonard, M., Maier, H.R., Simpson, A.R., Zecchin, A.C., Roberts, A.J., Berrisford, M.J. and Nixon, J.B. (2004). “Hydraulic risk assessment of water distribution systems”, 8th National Conference on Hydraulics in Water Engineering, Engineers Australia, Gold Coast, Australia, 1316 July. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C81] Roberts, A.J., Simpson, A.R., Sherriff, S. and Griffiths, P. (2004). “Genetic algorithm optimisation for water distribution system design at the Gold Coast”, 8th National Conference on Hydraulics in Water Engineering, Engineers Australia, Gold Coast, Australia, 1316 July. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C80] Wang, X.J., Simpson, A.R. and Lambert, M.F. (2004). “Detection and location of a partial blockage in pipeline systems using damping of fluid transients”, 6th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Salt Lake City, Utah, USA, 27 June–1 July. Download PDF Paper

  [C79] Stephens, M.L., Lambert, M.F., Simpson, A.R., Vítkovský, J.P. and Nixon, J.B. (2004). “Field tests for discrete blockage, air pocket and leak detection using inverse transient analysis in water distribution pipes”, 6th Annual Symposium on Water Distribution Systems Analysis, American Society of Civil Engineers, Salt Lake City, Utah, USA, 27 June–1 July. Download PDF Paper

  [C78] Misiunas, D., Vítkovský, J.V., Olsson, G., Simpson, A.R. and Lambert, M.F. (2004). “Burst detection and location in pipe networks using a continuous monitoring technique”, 9th International Conference on Pressure Surges, BHR Group, Chester, UK, 2426 March. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C77] Lee, P.J., Vítkovský, J.P., Lambert, M.F., Simpson, A.R. and Liggett, J.A. (2004). “Frequency response leak detection using inline valve closures”, 9th International Conference on Pressure Surges, BHR Group, Chester, UK, 2426 March. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C76] Stephens, M.L., Vítkovský, J.P., Lambert, M.F., Simpson, A.R., Karney, B. and Nixon, J.B. (2004). “Transient analysis to assess valve status and topology in pipe networks”, 9th International Conference on Pressure Surges, Chester, UK, 2426 March. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C75] Vítkovský, J.P., Stephens, M.L., Bergant, A., Simpson, A.R. and Lambert, M.F. (2004). “Efficient and accurate calculation of Vardy–Brown unsteady friction in pipe transients”, 9th International Conference on Pressure Surges, Chester, UK, 2426 March. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C74] Misiunas, D., Vitkovsky, J., Olsson, G., Simpson, A.R. and Lambert, M.F. (2003). “Pipeline burst detection and location using a continuous monitoring technique”, International Conference on Advances in Water Supply Management, CCWI, Imperial College London, UK, 1517 September, 89–96. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C73] Zecchin, A.C., Maier, H.R., Simpson, A.R., Roberts, A.J., Berrisford, M.J. and Leonard, M. (2003). “Max–Min Ant System applied to water distribution system optimisation”, International Congress on Modelling and Simulation (MODSIM03), Modelling and Simulation Society of Australia, Townsville, Australia, 1417 July. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C72] Bergant, A., Tijsseling, A., Vítkovský, J.P., Covas, D., Simpson, A.R. and Lambert, M.F. (2003). “Further investigation of parameters affecting water hammer wave attenuation, shape and timing. Part 1: Mathematical tools”, 11th International Meeting of the Working Group on the Behaviour of Hydraulic Machinery Under Steady Oscillatory Conditions, Stuttgart, Germany, 810 October. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C71] Bergant, A., Tijsseling, A., Vítkovský, J.P., Covas, D., Simpson, A.R. and Lambert, M.F. (2003). “Further investigation of parameters affecting water hammer wave attenuation, shape and timing. Part 2:Case studies”, 11th International Meeting of the Working Group on the Behaviour of Hydraulic Machinery Under Steady Oscillatory Conditions, Stuttgart, Germany, 810 October. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C70] Wang, X.J., Simpson, A.R, Lambert, M.F., John P. Vítkovský, J.P. and Liggett, J.A. (2003). “Simulation of transients in a looped laboratory pipe network”. In: Pumps, Electromechanical Devices and Systems Applied to Urban Water Management. Edited by E. Cabrera and E. Cabrera Jr., A.A. Balkema Publishers, Lisse, 791–798. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C69] Lee, P.J., Vítkovský, J.P., Lambert, M.F., Simpson, A.R and Liggett, J.A. (2003). “Experimental validation of frequency response coding for the location of leaks in single pipeline systems”. In: Pumps, Electromechanical Devices and Systems Applied to Urban Water Management. Edited by E. Cabrera and E. Cabrera Jr., A.A. Balkema Publishers, Lisse, 371–378. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C68] Vítkovský, J.P., Lee, P.J., Stephens, M.L., Lambert, M.F., Simpson, A.R. and Liggett, J.A. (2003). “Leak and blockage detection in pipelines via an impulse response method”. In: Pumps, Electromechanical Devices and Systems Applied to Urban Water Management. Edited by E. Cabrera and E. Cabrera Jr., A.A. Balkema Publishers, Lisse, 423–430. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C67] Vítkovský, J.P., Lambert, M.F., Simpson, A.R. and Bergant, A. (2003). “Frequency–domain transient pipe flow solution including unsteady friction.” In: Pumps, Electromechanical Devices and Systems Applied to Urban Water Management. Edited by E. Cabrera and E. Cabrera Jr., A.A. Balkema Publishers, Lisse, 773–780. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C66] Vítkovský, J.P., Lambert, M.F., Simpson, A.R. and Bergant, A. (2003). “Unsteady friction weighting function determination from transient responses”. In: Pumps, Electromechanical Devices and Systems Applied to Urban Water Management. Edited by E. Cabrera and E. Cabrera Jr., A.A. Balkema Publishers, Lisse, 781–789. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C65] Dandy, G.C, Kolokas, L. and Simpson, A.R. (2003). “Optimising asset replacement decisions for water distribution systems”. 20th Federal Convention of the Australian Water Association (OzWater’03), Australian Water Association, Perth, Australia, 610 April. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C64] Simpson, A.R., Munn, M., Doherty, P., Gransbury, J.C. and McIver, D. (2003) “GA optimisation of the Loxton Irrigation District”. 20th Federal Convention of the Australian Water Association (OzWater’03), Australian Water Association, Perth, Australia, 610 April. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C63] Stephens, M.L., Simpson, A.R., Lambert, M.F., Vitkovsky, J.P. and Nixon, J.B. (2003). “The detection of pipeline blockages using transients in the field”. 20th Federal Convention of the Australian Water Association (OzWater’03), Australian Water Association, Perth, Australia, 610 April. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C62] Lambert, M.F., Simpson, A.R., Vítkovský, J.P., Wang, X.J. and Lee, P.J. (2003). “A review of leading–edge leak detection techniques for water distribution systems”. 20th Federal Convention of the Australian Water Association (OzWater’03), Australian Water Association, Perth, Australia, 610 April. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C61] Bergant, A., Vítkovský, J.P., Simpson, A.R. and Lambert, M.F. (2002). “Behaviour of unsteady pipe flow friction models in the case of valve–opening”. Proceedings of the Hydraulic Machinery and Systems 21st IAHR Symposium, Lausanne, France, 912 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C60] Vítkovský, J.P., Simpson, A.R. and Lambert, M.F. (2002). “Minimization algorithms and experimental inverse transient leak detection”. Conference on Water Resources Planning and Management, American Society of Civil Engineers, Roanoke, Virginia, USA, 2023 May. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C59] Kazantzis, M.D., Simpson, A.R., Kwong, D. and Tan, S.M. (2002). “A new methodology for optimizing the daily operations of a pumping plant”. Conference on Water Resources Planning and Management, American Society of Civil Engineers, Roanoke, Virginia, USA, 2023 May. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C58] Lee, P.J., Vítkovský, J.P., Lambert, M.F., Simpson, A.R. and Liggett, J.A. (2002). “Leak detection in pipelines using an inverse resonance method”. Conference on Water Resources Planning and Management, American Society of Civil Engineers, Roanoke, Virginia, USA, 2023 May. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C57] Vítkovský, J.P., Simpson, A.R. and Lambert, M.L. (2002). “Optimal measurement site placement for inverse transient analysis using genetic algorithms”. International Water Association Conference, Melbourne, Australia, 811 April. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C56] Vítkovský, J.P., Simpson, A.R., Lambert, M.F. and Wang, X.J. (2001). “An experimental verification of the inverse transient technique”. Conference on Hydraulics in Civil Engineering, The Institution of Engineers, Australia, Hobart, 2330 November, 373–380. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C55] Lee, P.J., Lambert, M.F. and Simpson, A.R. (2001). “Predicting critical depth in straight compound channels”. Conference on Hydraulics in Civil Engineering, The Institution of Engineers, Australia, Hobart, 2330 November, 299–308. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C54] Wang, X.J., Simpson, A.R., Lambert, M.F. and Vítkovský, J.P. (2001). “Leak detection in pipeline systems using hydraulic methods: a review”. Conference on Hydraulics in Civil Engineering, The Institution of Engineers, Australia, Hobart, 2330 November, 391–400. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C53] Simpson, A.R., Maier, H.R., Foong, W.K., Phang, K.Y., Seah, H.Y. and Tan, C.L. (2001). “Selection of parameters for Ant Colony optimisation applied to the optimal design of water distribution systems”. MODSIM 2001, International Congress on Modelling and Simulation, Modelling and Simulation Society of Australia, Canberra, Australia, 1013 December, 1931–1936. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C52] Lambert, M.F., Vítkovský, J.P, Simpson, A.R. and Bergant, A. (2001). “A boundary layer growth model for one–dimensional turbulent unsteady pipe friction”. 14th Australian Fluid Mechanics Conference, Adelaide, Australia, 1014 December, 929–932. Download PDF Paper

  [C51] Wang, X., Lambert, M. F. and Simpson, A. R. (2001). “Analysis of a transient in a pipeline with a leak using Laplace Transforms”. 14th Australian Fluid Mechanics Conference, Adelaide, Australia, 1014 December, 933–936. Download PDF Paper

  [C50] Bergant, A., Vítkovský, J.P., Simpson, A.R. and Lambert, M.F. (2001). “Valve induced transients influenced by unsteady pipe flow friction”. Conference on the Behaviour of Hydraulic Machinery Under Steady Oscillatory Conditions, International Association of Hydraulic Research, Paper D4, Trondheim, Norway, 2628 June. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C49] Maier, H.R., Simpson, A.R., Foong, W.K., Phang, K.Y., Seah, H.Y. and Tan, C.L. (2001). “Ant colony optimization for the design of water distribution systems”. World Water and Environmental Resources Congress, American Society of Civil Engineers, Orlando, Florida, USA, 2024 May. [CD–ROM]. Download PDF Paper

  [C48] Tolson, B.A., Maier, H.R. and Simpson, A.R. (2001). “Water distribution network reliability estimation using the first–order reliability method”. World Water and Environmental Resources Congress, American Society of Civil Engineers, Orlando, Florida, USA, 2024 May. [CD–ROM]. Download PDF Paper 

  [C47] Paschke, M., Spencer, K., Waniarcha, N., Simpson, A.R. and Widdop, T. (2001). “Genetic algorithms for optimising pumping operations”. 19th Federal Convention, Australian Water Association, Canberra, Australia, April. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C46] Wu, Z.Y. and Simpson, A.R. (2000). “Evaluation of critical transient loading for optimal design of water pipeline systems”. 4th International Conference, Hydroinformatics 2000, Iowa City, Iowa, USA, 2327 July. [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C45] Simpson, A.R., Vítkovský, J.P. and Lambert, M.F. (2000). “Transients for calibration of pipe roughnesses using genetic algorithms”. The 8th International Conference on Pressure Surges, BHR, The Hague, The Netherlands, 1214 April, 587–597. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C44] Vítkovský, J.P., Lambert, M.F., Simpson, A.R. and Bergant, A. (2000). “Advances in unsteady friction modelling in transient pipe flow”. The 8th International Conference on Pressure Surges, BHR, The Hague, The Netherlands, 1214 April, 471–482. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C43] Simpson, A.R., Sutton, D., Keane, D. and Sherriff, S. (1999). “Optimal control of pumping at a water filtration plant using genetic algorithms”. Conference on Computing and Control for the Water Industry (CCWI ’99), Exeter, UK, 1315 September, 407–415. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C42] Bergant, A., Simpson, A.R. and Vitkovsky, J.P. (1999). “Review of unsteady friction models in transient pipe flow”. 9th International Meeting on the Behaviour of Hydraulic Machinery Under Steady Oscillatory Conditions, International Association of Hydraulic Research, Brno, Czech Republic, 79 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C41] Bergant, A. and Simpson, A.R. (1999). “Cavitation inception in pipeline column separation”. 27th Biennial Congress of the International Association of Hydraulic Research, Graz, Austria, 2227 August [CD–ROM]. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C40] Murphy, L.J., Jacobsen, L.B., Simpson, A.R., Frey, J.P. (1999) “Optimizing operational set points for complex distribution systems using genetic algorithms”. American Water Works Association National Conference, Chicago, USA, June. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C39] Vítkovský, J.P., Simpson, A.R. and Lambert, M.F. (1999). “Leak detection and calibration of water distribution systems using transients and genetic algorithms”. Water Distribution Systems Symposium, Division of Water Resources Planning and Management, American Society of Civil Engineers, Tempe, Arizona, USA, 79 June [CD–ROM]. Download PDF Paper

  [C38] Simpson, A.R. (1999). “Modeling of pressure regulating devices: a major problem yet to be solved in hydraulic simulation”. Water Distribution Systems Symposium, Division of Water Resources Planning and Management, American Society of Civil Engineers, Tempe, Arizona, USA, 79 June [CD–ROM]. Download PDF Paper

  [C37] Murphy, L.J. Dandy, G.C., Simpson, A.R. and Frey, J.P. (1999).“Concept design of water distribution systems using genetic algorithm optimization”. Information Management and Technology Conference, IMTech’99, American Water Works Association, New Orleans, USA, April. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C36] Murphy, L.J., Gransbury, J., Simpson, A.R. and Dandy G.C. (1998). “Optimisation of large–scale water distribution system design using genetic algorithms”, Proceedings of the Australia Water and Wastewater Association’s WaterTECH Conference, Brisbane, Australia, April. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C35] Ellis, D.J. and Simpson, A.R. (1998). “Improved water distribution systems design and operating methodologies using fast steady state network solvers”. Hydrastorm’98 Conference, The Institution of Engineers Australia, Adelaide, Australia, 2730 September, 317–322. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C34] Mares, P., Lambert, M.F., Copeland, J., Lewis, S., Simpson, A.R. and Griffith, M.C. (1997). “So that’s what a flume is! Making practicals student friendly”. 9th Annual Convention, Australian Association of Engineering Education, Ballarat, Australia, December, 127–131. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C33] Simpson, A.R. and Wu, Z.Y. (1997). “Computer modelling of hydraulic transients in pipe networks and the associated design criteria”, MODSIM’97, International Congress on Modelling and Simulation, Modelling and Simulation Society of Australia, Hobart, Tasmania, Australia, December, 966–971. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C32] Wu, Z.Y. and Simpson, A.R. (1997). “An efficient genetic algorithm paradigm for discrete optimisation of pipeline networks”, MODSIM’97, International Congress on Modelling and Simulation, Modelling and Simulation Society of Australia, Hobart, Tasmania, Australia, December, 983–988. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C31] Simpson, A.R. and Vitkovsky, J.P. (1997). “A review of pipe calibration and leak detection methodologies for water distribution networks”, AWWA 17th Federal Convention, Australian Water and Wastewater Association, Melbourne, Australia, 1621 March, 680–687. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C30] Simpson, A.R. and Wu, Z.Y. (1997). “Optimal rehabilitation of water distribution systems using a messy genetic algorithm”. AWWA 17th Federal Convention, Australian Water and Wastewater Association, Melbourne, Australia, 1621 March, 752–759. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C29] Mares, P., Lewis, S., Lambert, M.F., Simpson, A.R., Copeland, J. and Griffith, M.C. (1996). “What’s a flume? – Gender dynamics inside the engineering laboratory”, 8th Annual Convention and Conference, Australian Association of Engineering Education, Sydney, Australia, December, 83–87. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C28] Frey, J.P., Dandy, G.C., Murphy, L.J. and Simpson, A.R. (1996). “Genetic algorithm optimization identifies lowest cost distribution system design and operating solutions”, Proceedings of the American Water Works Association Annual Conference, American Water Works Association, Toronto, Ontario, Canada, September, Paper No. 13–6. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C27] Dandy, G.C., Simpson, A.R. and Murphy, L.J. (1996). “Genetic algorithm design of piped irrigation systems”, Proceedings, North American and Environment Congress ‘96, American Society of Civil Engineers, Anaheim, California, 2228 June. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C26] Frey, J.P., Simpson, A.R., Dandy, G.C. and Murphy, L.J. (1996). “Genetic algorithm optimization: its application to design and operation of water distribution systems”, Proceedings, 1996 Computer Conference, American Water Works Association, Chicago, Illinois, USA, 2124 April, 187–191. (ISBN 0 89867 854 4). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C25] Murphy, L.J., Simpson, A.R., Dandy, G.C., Frey, J.P. and Farrill, T.W. (1996). “Genetic algorithm optimization of the Fort Collins–Loveland water distribution system”, Proceedings, 1996 Computer Conference, American Water Works Association, Chicago, Illinois, USA, 2124 April, 181–185. (ISBN 0 89867 854 4). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C24] Kono, Y., Simpson, A.R. and Watanabe, M. (1996). “Vapor mixture two phase flow analysis in waterhammer by upstream finite difference method”, Proceedings of the 7th International Conference on Pressure Surges and Fluid Transients in Pipelines and Open Channels, Harrogate, England, April, 99–108. (ISBN 0 85298 991 1). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C23] Simpson, A.R. and Bergant, A. (1996). “Interesting lessons from column separation experiments”, Proceedings of the 7th International Conference on Pressure Surges and Fluid Transients in Pipelines and Open Channels, Harrogate, England, April, 83–98. (ISBN 0 85298 991 1). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C22] Simpson, A.R., McPheat, J.M. and Anderson, A. (1996). “Casestudy: causes of high transient pressures in pump–assisted gravity flow pipelines”, Proceedings of the 7th International Conference on Pressure Surges and Fluid Transients in Pipelines and Open Channels, Harrogate, England, April, 225–234. (ISBN 0 85298 991 1). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C21] Frey, J.P., Simpson, A.R., Dandy, G.C. and Murphy, L.J. (1995). “A new breakthrough technology optimizes distribution system design and operation”, Proceedings of the Distribution System Symposium, American Water Works Association, Nashville, Tennessee, USA. 1013 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C20] Simpson, A.R., Dandy, G.C., Murphy, L.J. and Kitto, R. (1995). “Urban water distribution network optimisation: a case study”, Proceedings of the 16th Federal Convention, Australian Water and Wastewater Association, Sydney, 26 April, Volume 2, 167–174. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C19] Simpson, A.R. and Goldberg, D.E. (1994). “Pipeline optimisation via genetic algorithms: from theory to practice”, paper in Water Pipeline Systems, by Miller, D.S. (Editor), Mechanical Engineering Publications, London, 309–320. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C18] Bergant, A. and Simpson, A.R. (1994). “Estimating unsteady friction in transient cavitating pipe flow” paper in Water Pipeline Systems, by Miller, D.S. (Editor), Mechanical Engineering Publications, London, 3–16. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C17] Murphy, L.J., Dandy, G.C. and Simpson, A.R. (1994). “Optimum design and operation of pumped water distribution systems”, Proceedings of the Conference on Hydraulics in Civil Engineering, The Institution of Engineers, Brisbane, Australia, February, 149–155. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C16] Simpson, A.R., Murphy, L.J. and Dandy, G.C. (1993). “Pipe network optimisation using genetic algorithms”, Proceedings, Specialty Conference of Water Resources Planning and Management Division, American Society of Civil Engineers, Seattle, Washington, USA, May, 392–395. Download PDF Paper

  [C15] Dandy, G.C., Simpson, A.R. and Murphy, L.J. (1993). “A review of pipe network optimisation techniques”, Proceedings of the 2nd Australasian Conference on Technical Computing in the Water Industry (Watercomp'93), Melbourne, Australia, 30 March – 1 April, 373–383. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C14] Schmid, L.J., Sved, G. and Simpson, A.R. (1992). “Genetic algorithms applied to structural engineering problems”, paper in Optimization Techniques and Applications: Volume 2, ed. K.H. Phua et al, World Scientific Publishing, Singapore, 843–849. (ISBN 981 02 1987 3). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C13] Bergant, A. and Simpson, A.R. (1992). “Interface model for transient cavitating flow in pipelines”, paper in Unsteady Flow and Fluid Transients: proceedings of the International Conference on Unsteady Flow and Fluid Transients, Durham, United Kingdom, ed. R. Bettess and J. Watts, A.A. Balkema, Rotterdam, Netherlands, 333–342. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C12] Sved, G., Schmid, L.J. and Simpson, A.R. (1991). “Minimum weight structures designed by genetic algorithms”, paper in Computational Mechanics, Volume 1: proceedings of the Asian Pacific Conference on Computational Mechanics, ed. Y.K Cheung, J.H.W Lee and A.Y.T Leung, A.A. Balkema, Rotterdam, Netherlands, 317–322. (ISBN 90 5410 029 X). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper. 

  [C11] Simpson, A.R. and Bergant, A. (1991). “Column separation research at The University of Adelaide, South Australia”, Ninth Round Table Conference on Hydraulic Transients with Water Column Separation, International Association of Hydraulic Research, Valencia, Spain, 46 September, 352–366. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C10] Bergant, A., Simpson, A.R. and Sijamhodži?, E. (1991). “Water hammer analysis of pumping systems for control of water in underground mines”, Fourth International Mine Water Association Congress, Ljubljana, Slovenia, 2530 September. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C9] Simpson, A.R. and Harrison, R.G. (1990). “Hydraulic model testing of pump sumps”, Conference on Hydraulics in Civil Engineering, The Institution of Engineers, Sydney, Australia, July, 38–44. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C8] Simpson, A.R. and Dandy, G.C. (1989). “Expert systems for water treatment plant operations”, paper in Expert Systems in Engineering, Architecture and Construction: proceedings of the Australasian Conference on Expert Systems in Engineering, Architecture and Construction, ed. by J.S. Gero and F. Sudweeks, University of Sydney, Australia, 95–105. (ISBN 0 86758 405 X). Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C7] Sharpe, R., Simpson, A.R. and Prior, M.F. (1989). “Expertise on tap with knowledge based systems”, First Australasian Conference on Technical Computing in the Water Industry (Watercomp'89), Melbourne, Australia, 30 May – 1 June, 200–204. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C6] Simpson, A.R. and Wylie, E.B. (1987). “Recent advances in the understanding and numerical modelling of column separation in pipelines”, proceedings of the Conference on Hydraulics in Civil Engineering (Hydraulics 200), The Institution of Engineers, Australia, Melbourne, 1214 October, 127–131. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C5] Simpson, A.R. and Wylie, E.B. (1987). “Numerical modelling of column separation with large pressure pulses”, proceedings of the National Conference on Hydraulic Engineering, American Society of Civil Engineers, Hydraulics Division, Williamsburg, Virginia, USA, 37 August, 427–432. Download PDF Paper

  [C4] Simpson A.R. and Wylie E.B. (1985). “Problems encountered in modelling vapor column separation”, proceedings of the 3rd Symposium on Fluid Transients in Fluid–Structure Interaction, Winter Annual Meeting, American Society of Mechanical Engineers, Miami Beach, Florida, USA, November, 103–197. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C3] Young, R.A., MorelSeytoux, H.J. and Simpson, A.R. (1983). “Assessing waterlogging controls II: impact formats”, proceedings of the Specialty Conference on Advances in Irrigation and Drainage, Irrigation and Drainage Division of the American Society of Civil Engineers, Jackson, Wyoming, 2022 July. Please email Angus Simpson at angus.simpson@adelaide.edu.au for this paper.

  [C2] MorelSeytoux, H.J., Young, R.A. and Simpson, A.R. (1983). “Assessing waterlogging controls I: hydrologic model”, proceedings of the Specialty Conference on Advances in Irrigation and Drainage, Irrigation and Drainage Division of the American Society of Civil Engineers, Jackson, Wyoming, 2022 July. Download PDF Paper

  [C1] Coleman, H.W., Simpson, A.R. and de Garcia, L.M. (1983). “Aeration for cavitation protection of Uribante Spillway”, proceedings of the Hydraulics Division Specialty Conference, American Society of Civil Engineers, Cambridge, Massachusetts, 912 August, 438–443. Download PDF Paper

• Professional Associations

  Professional Memberships

  American Society of Civil Engineers
  Australian Water Association
  Hydrological Society of South Australia
  Fellow, Institution of Engineers, Australia
  Member of the Civil College, Institution of Engineers, Australia
  Registered on NPER-3 (Civil Engineering)
  International Association of Hydraulic Research

  Professional Registrations

  Chartered Professional Engineer, The Institution of Engineers, Australia.
  Professional Engineer, Colorado, U.S.A.

  Positions in Professional Organisations

  Federal Board Member, South Australian Representative, Australian Water Association (1999-2005).
  Chairman of Committee, South Australian Branch, AWA (1999-2001).
  Vice President, South Australian Branch, Australian Water Association (AWA). (1999-2001).
  Strategic Advisory Group, South Australian Representative, Australian Water Association (2005).
  Committee Member , South Australian Branch, AWA (1992-2008).

  Recent Consultancies at the University of Adelaide

  1. Field Tests on the Mannum-Adelaide pipeline (1.5m diameter) using pressure pulse reflectometry to determine the integrity of closed valves, Tyco, 2004.
     
  2. Review of Summit Storage redesign of clear water pumps Riverland Water, Adelaide 2002
     
  3. Specialist consultant for genetic algorithm optimisation studies for design of water distribution systems - Albuquerque, San Diego, Yarra Valley Water, Wimmera Mallee Water, Loxton Irrigation Area Rehabilitation Optimatics, Adelaide, Australia 2000-2002
     
  4. Evaluation of pump sump configuration problems for Swan Reach pumping plant Riverland Water, Adelaide 2000
     
  5. Provision of expert advice for a significant waterhammer accident. The client must remain confidential 1999
     
  6. Review of water hammer analysis for the Swan Reach-Stockwell pipeline upgrade, Tod River pumping system, Sellick's Hill pumping system PPK/SA Water 1999-2001
     
  7. Evaluation of hydraulic solvers for water distribution system simulation SA Water, Adelaide, South Australia 1999
     
  8. Investigation of cause of noisy pump operation at Summit Water Filtration Plant North West Water-Australia, Adelaide, South Australia 1998
     
  9. Prevention of reflux valve slam during transient events at Yan Yean Reservoir, Victoria North West Water-Australia, Adelaide, South Australia 1998
     
  10. Review of water distribution simulation modelling approaches including calibration Yarra Valley Water, Melbourne, Victoria 1998

• Files

  • AZ, AS, HM, AM, JN 2012 - J96-AZ-Improved_Understanding_Ants_2012.pdf [789.5K] (application/pdf)

Entry last updated: Friday, 6 Jan 2023