ENVIRONMENTAL SCIENCE AND ENGINEERING |
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Clustering algorithm for burst detection in water distribution systems |
LIU Shuming1, WU Yipeng1, WANG Xiaoting1, LIU Youfei2, LI Jiajie3 |
1. School of Environment, Tsinghua University, Beijing 100084, China;
2. Shaoxing Tap-water Co., Ltd, Shaoxing 312000, China;
3. Zhejiang HEDA Technology Co., Ltd, Jiaxing 314006, China |
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Abstract Pipe bursts are a universal problem in water supply systems, which can severely disrupt daily life and urban development. This study correlates flow measurements collected from inlets and outlets of a district metering area (DMA) to quickly identify bursts. The analysis uses a clustering algorithm to detect abnormal flow data i.e., outliers. Then, some outliers are identified as bursts according to the inlet and outlet flow fluctuation characteristics. The results indicate that the number and locations of the inlets and outlets affect the detection performance. The system can accurately detect bursts and insure a low false positive rate when there are a relatively small number of inlets and outlets and the locations are well placed.
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Keywords
burst detection
clustering algorithm
district metering area (DMA)
water distribution system
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Issue Date: 15 October 2017
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url: http://dx.doi.org/ Water
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