1st Edition

Integrating Water Systems Proceedings of the Tenth International Conference on Computing and Control in the Water Industry 2009

Edited By Joby Boxall, Čedo Maksimović Copyright 2010

    A collection of articles by leading international experts on modeling and control of potable water distribution and sewerage collection systems, focusing on advances in sensors, instrumentation and communications technologies; assessment of sensor reliability, accuracy and fitness; data management including SCADA and GIS; systems modelling, optimisation and decision support; real time monitoring, modelling control and associated uncertainties; water quality, water and wastewater treatment modeling; demand forecasting, leakage and energy management; asset management and performance modeling; sustainable urban water management including flooding issues; security, reliability and resilience of water systems; likely impacts of climate change; Water scarcity and intermittent supply. Intended for water researchers in industry and academia.

    Keynotes

    • Water sensitive cities: Do we have what it takes to create them?
    • Multi-species network water quality modeling: Current examples, future potential,and research needs

    1. Advances in sensors, instrumentation and communications technologies

    • Mathematical modelling of a hydraulic controller for PRV flow modulation
    • Optimal setting of time-modulated prcessure reducing valves in water distribution networks using genetic algorithms
    • Guidance for deployment and development of upset early warning systems for wastewater
    • Automatic control valves in the Cost-effectiveness of WSS Management: PRV application
    • Understanding and managing large sensor networks
    • Flow modulated dynamic pressure control with Aquai-Mod controller
    • Water loss dynamic control by Automatic Meter Readings in water distribution network
    • Detection of illegal branches in pipe systems: A fast and reliable method
    • Identification of leak characteristics in pipe systems by dynamic monitoring

    2. Data management including SCADA and GIS

    • The use of GIS for analysis of water distribution networks
    • Online time data series pre-processing for the improved performance of anomaly detection methods
    • Correlating water consumption behaviour with billing, infrastructure and socio-demographic factors
    • Optimal pump scheduling with pressure control aspects: Case studies
    • Minimal time of valve closure for fluid transient in water transmission

    3. Systems modelling, optimisation and decision support

    • Epanet calibrator – An integrated computational tool to calibrate hydraulic models
    • Use of grey numbers for representing uncertainty in pipe roughness calibration
    • Operation of water distribution systems using risk-based decision making
    • Reliability analysis of water supply systems by the entropy and equivocation theory
    • Modelling and calibration of water distribution networks: A case study from the Wessex region
    • Calibration methodology for hydraulic transient models incorporating unconventional dynamic effects
    • Virtual reality based immersion scene simulation system of water distribution network
    • Robust design of water distribution networks: A comparison of two different approaches
    • Modeling of distribution network filling process during intermittent supply
    • A more realistic simulation of a real water distribution system based on an enhanced demand driven model
    • Equivalence of pipes with distributed flow in pressurised pipe networks
    • Pressure driven analysis of water distribution networks based on the knowledge of the actual connection to properties
    • Advancements on pipe hydraulic resistance correction in WDN analysis
    • EIO-LCA based multi-objective design of water distribution systems with NSGA-II
    • Hydraulic reliability analysis using a pressure-driven network simulation model
    • Computational evaluation of hydraulic system behaviour with entrapped air under rapid pressurization
    • Neptune DSS: A decision support system for near-real time operations management of water distribution systems
    • Pressure-driven analysis of network sections supplied via high-lying nodes
    • Assessment of the head dependent gradient method with reference to PRAAWDS
    • Water distribution network simulation by a combined steady-state and transient hydraulic solver
    • Multiobjective optimization and multicriteria decision making for water networks
    • Use of relative roughness and changed diameters for old pipes when calibrating an operational water distribution system

    4. Real time monitoring, modelling control and understanding the associated uncertainties

    • Umbria region forecasting/decision support for hydraulic risk mitigation purposes
    • The real time stochastic flow forecast
    • Laboratory, flow loop and real world validation testing of the operational effectiveness of an on-line heuristic security platform for water distribution networks
    • Online modellingofwater distribution systems: AUKcase study
    • From design tool to real time control – Using a spreadsheet based optimisation tool to minimise borehole pumping costs
    • On-line hydraulic state estimation in urban water networks using reduced models
    • Improving energy efficiency of pumping systems through real-time scheduling systems
    • Bayesian-based online burst detection in water distribution systems
    • Developing and implementing a real-time intervention management model for water distribution systems

    5.Water quality modelling

    • Multi-parameter water quality sensors for water supply systems
    • On-line monitoring station for water quality assessment
    • Negative pressures in full-scale distribution system: Field investigation, modelling, estimation of intrusion volumes and risk for public health
    • A bottom-up approach of stochastic demand allocation in water quality modelling
    • Effect of spatial correlation among water demands on contaminant transport in a pipe network
    • Water quality comprehensive evaluation method for large water distribution network based on clustering analysis
    • Investigating relationships between discolouration customer contact frequencies and mains properties in drinking water distribution systems
    • MUWS (Microbiology in Urban Water Systems) – An interdisciplinary approach to study microbial communities in urban water systems
    • Optimal placement of booster chlorination stations for disinfection by products minimization
    • Concept for optimized flushing of potable water networks
    • Particle related water quality prediction for drinking water distribution systems
    • Methodology for the skeletonization of water distribution network models with demand aggregation
    • Rivelin trunk main flow test
    • A study of wall demand in turbulent pipe flows
    • Is using a plane-channel geometry to model wall-demand in turbulent pipe flow justified?
    • Trade-offs between continuous and grab samples for water quality in distribution systems
    • Origin and behavior of particles in drinking water transport networks
    • The impacts of demand variability on distribution system water quality

    6. Water and wastewater treatment modelling, optimisation and control

    • Fluorescence spectroscopy as a tool for determination of organic matter removal efficiency at water treatment works
    • Waterspot: A drinking water simulator with training and process optimization capabilities
    • Benefits and challenges in integrated water resources modeling using OpenMI
    • Comparison of three calibration protocols for Activated Sludge Models based on case studies
    • AquatorGA: Integrated optimisation for reservoir operation using multiobjective genetic algorithms

    7. Demand forecasting, leakage and energy management

    • Spectral analysis of instantaneous residential water demand time series
    • Night flow analysis and modeling for leakage estimation in a water distribution system
    • Simulation applications for pressure management
    • Leak discharge and strains in a polyethylene pipe
    • Evaluation of the water scarcity energy cost
    • Artificial neural network model for hybrid energy system evaluation in water supply system
    • New guidelines for non-domestic water estimation in South Africa
    • On hydraulic power capacity of water supply system
    • Analysis of household night-time consumption
    • Analysis of the damping effect of leakage in water pipe systems for different flow conditions
    • Experimental investigation of characteristic curves of centrifugal pumps working as turbines
    • Leakage detection using pressure sensitivity analysis
    • Towards the improvement of the efficiency in water resources and energy use in water supply systems
    • Optimizing target hydraulic head for energy efficient operation of variable speed pumps
    • Water distribution network leakage analysis modeling based on pattern recognition theory

    8. Asset management and performance modelling

    • Overview of failure mechanism of joints in water distribution networks
    • Fluid-structure interaction in the safety of infrastructures
    • Hybrid genetic algorithms with advanced search for optimized operation of water supply networks
    • Case study in resilience analysis and scheme selection
    • Infrastructure risk management: A probabilistic approach to asset management
    • I-WARP: Individual water main renewal planner
    • Effects of DMA redesign on water distribution system performance
    • Preparing considering of economies of scale and adjacent infrastructure works in water main renewal planning
    • Asset management optimisation using genetic algorithms and whole life, cost benefit analysis
    • Demand headroom uncertainty modelling for strategic water supply planning
    • Extensive analysis of hydraulic parameters in a large set of water distribution systems
    • Pump scheduling study on a demand monitoring zone system
    • Trade-off analysis between cost and reliability of water distribution systems using genetic algorithms
    • A pipe condition assessment model using PROMETHEE

    9. Sustainable urban water management including flooding issues

    • 1D-2D model coupling for urban drainage analysis and optimization
    • Physical and mathematical modeling of surcharged sewer manhole flow
    • Penketh–An integrated approach
    • Conceptual description of a novel three-tiered philosophy for sewer network master planning in South Africa
    • Fuzzy model use for evaluation of peak outflow from a river basin during flash flood
    • On determination of flow routes in a stormwater network using the least squares method
    • Flood wave simulation with 1D-2D coupled models
    • Vikor method for asset management in Serbian Belgrade Wastewater Services
    • An artificial intelligence approach for optimising pumping in sewer systems
    • Comparison of eight rainfall-runoff models for flood simulations
    • Comparison of rainfall radar and rain gauge data and application to sewer hydraulic modelling
    • Modelling water saving in the upper Iskar region
    • An improved multifractal model for short-term rainfall forecast

    10. Likely impacts of climate change

    • Review of quantitative methods for evaluating impacts of climate change on urban water infrastructure
    • Assessing the impact of climate change on water treatment plant design and operation
    • Characterizing the impact of uncertain discount rates and carbon pricing on the optimal design and operation of the Kamalsaleh water transmission system
    • Making the earth move: Modelling the impact of climate change on water pipeline serviceability

    Biography

    Joby Boxall, Cedo Maksimovic