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Reliability analysis of water supply system with equity consideration : contingency approach | |
Author | Li, Jun |
Call Number | AIT Thesis no.IP-97-06 |
Subject(s) | Water--Distribution |
Note | A thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering, School of Civil Engineering |
Publisher | Asian Institute of Technology |
Series Statement | Thesis ; no. IP-97-06 |
Abstract | A method to evaluate reliability of water supply system under contingencies is developed in this study. Mathematical models are built by taking the following aspects into considerations: (1) equity among consumers in case that system supply capacity is lower than demand; (2) pressure dependent demand supply, namely the consumers cannot get full water supply if pressure is lower than desired pressure; (3) redistribution of the network flow; (4) co-operation of two or more sources; (5) implementations of optimal . operation. Both models with/without equity are formulated in order to compare the difference between two cases. A two-stage programming model is use to maximize system reliability while keeping equity among consumers. The first objective function is to maximize the minimum nodal demand supply rate; the second one is to maximize the total supplied water, namely to maximize the system reliability, by keep all nodal demand supply rates above optimal solution obtained in the first stage. A numerical example shows that reliability analysis considering equity provides a significantly satisfactory consequence especially when the degree of seriousness of failure increases. |
Year | 1997 |
Corresponding Series Added Entry | Asian Institute of Technology. Thesis ; no. IP-97-06 |
Type | Thesis |
School | School of Civil Engineering |
Department | Department of Civil and Infrastucture Engineering (DCIE) |
Academic Program/FoS | Infrastructure Planning and Management (IP) |
Chairperson(s) | Fujiwara, Okitsugu; |
Examination Committee(s) | Saeed, Khalid;Tawatchai Tingsanchali ; |
Scholarship Donor(s) | DAAD, Germany; |
Degree | Thesis (M.Eng.) - Asian Institute of Technology, 1997 |