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Details of Grant 

EPSRC Reference: GR/M66981/01
Title: INVERSE TRANSIENT ANALYSIS IN PIPE NETWORKS FOR LEAKAGE DETECTION, QUANTIFICATION AND ROUGHNESS CALIBRATION
Principal Investigator: Savic, Professor D
Other Investigators:
Walters, Professor GA
Researcher Co-Investigators:
Project Partners:
Bristol Water Plc Ewan Associates Ltd Yorkshire Water
Department: Engineering Computer Science and Maths
Organisation: University of Exeter
Scheme: Standard Research (Pre-FEC)
Starts: 18 October 1999 Ends: 17 October 2002 Value (£): 143,551
EPSRC Research Topic Classifications:
Water Engineering
EPSRC Industrial Sector Classifications:
Water
Related Grants:
Panel History:  
Summary on Grant Application Form
With increasing costs for water treatment and distribution and growing environmental concern, the water companies are under mounting pressure to find ways to reduce water losses, and specifically to achieve and maintain an economically optimum level of leakage.The proposed research programme will develop a model for leakage detection, quantification and calibration based on the method of unsteady inverse analysis. The key item in the proposed approach is to initiate some transient event, measure the response, and then interpret the results by calculating the parameters of interest using the inverse method.The programme will set up both laboratory and full-scale facilities for carrying out experiments, in which a sufficient amount of reliable data would be collected, tested and verified for the application of the inverse calculations. A relevant software package will be developed for hydrodynamic simulations in the interpretation of the system's response. Both steady-state and transient network analysis will be used in conjunction with genetic algorithm optimisation. By relying on preferential selection and population genetics the GA will evolve the best set of pressure measurement points required for overall network evaluation.The project will attempt a full-scale application of the proposed methodology.
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Organisation Website: http://www.ex.ac.uk