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Inverse Wave Reflectometry Method for Hydraulic Transient-Based Pipeline Condition Assessment
Publisher: ASCE
Abstract: Established water distribution systems (WDSs) typically consist of pipelines buried underground that are aging and deteriorating, and as such, it is difficult to assess their condition for maintenance and replacement. This ...
Leak Detection for Pipelines Using In-Pipe Optical Fiber Pressure Sensors and a Paired-IRF Technique
Publisher: ASCE
Abstract: Leak detection is crucial in reducing water loss and improving the efficiency of water transmission in water distribution systems. A hydraulic transient paired-IRF (impulse response function) technique previously developed ...
Extremely Sensitive Anomaly Detection in Pipe Networks Using a Higher-Order Paired-Impulse Response Function with a Correlator
Publisher: ASCE
Abstract: Detection of anomalies in pipe networks (leaks, blockages, and wall deterioration) is critical for targeted pipe section replacement and maintenance in water distribution systems. A hydraulic signal-processing approach, ...
Reconstructing Extended Irregular Anomalies in Pipelines Using Layer-Peeling with Optimization
Publisher: American Society of Civil Engineers
Abstract: Pipe wall condition assessment is critical for targeted maintenance and failure prevention in water distribution systems. This paper proposes a spatially distributed pipeline condition assessment technique using persistent ...
Anomaly Detection in Targeted Pipe Sections in Water Pipe Systems Using Hydroacoustic Signal Deconvolution
Publisher: ASCE
Abstract: Detection of anomalies, such as leaks, blockages and deteriorated sections, in underground water pipe networks and long transmission mains is a challenging problem. This paper proposes a novel method for anomaly detection ...
Paired-IRF Method for Detecting Leaks in Pipe Networks
Publisher: ASCE
Abstract: Pipeline leak detection is critical for targeted maintenance and water loss reduction within water distribution systems. This paper proposes a hydraulic transient, impulse response function (IRF)–based, signal analysis ...
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