Optimal sensor placement for leak location in water distribution networks: A feature selection method combined with graph signal processing

M Cheng, J Li - Water research, 2023 - Elsevier
Nowadays, real-time monitoring of smart water networks is essentially performed by
Supervisory Control and Data Acquisition (SCADA) systems and through the use of sensors …

An iterative method for leakage zone identification in water distribution networks based on machine learning

J Chen, X Feng, S **ao - Structural Health Monitoring, 2021 - journals.sagepub.com
For leakage identification in water distribution networks, if each node is used as a category
label of the classifier model, the accuracy of the classifier model will be low because of …

Reconstructing nodal pressures in water distribution systems with graph neural networks

G Hajgató, B Gyires-Tóth, G Paál - arxiv preprint arxiv:2104.13619, 2021 - arxiv.org
Knowing the pressure at all times in each node of a water distribution system (WDS)
facilitates safe and efficient operation. Yet, complete measurement data cannot be collected …

Unreported leaks location using pressure and flow sensitivity in water distribution networks

FJ Salguero, R Cobacho, MA Pardo - Water Supply, 2019 - iwaponline.com
Water distribution systems are made up of many interdependent elements that enable water
supply to meet a demand that is variable in time and space. One of the main concerns for …

Optimal sampling of water distribution network dynamics using graph fourier transform

Z Wei, A Pagani, G Fu, I Guymer… - … on Network Science …, 2019 - ieeexplore.ieee.org
Water distribution networks are critical infrastructures under threat from the accidental or
intentional release of contaminants. Large-scale data collection is vital for digital twin …

Application of neural network–based modeling for leak localization in water mains

A Momeni, KR Piratla… - Journal of Pipeline …, 2022 - ascelibrary.org
Water distribution network (WDN) leakage is estimated to account for more than 20% of
potable water in the United States. Because existing leakage detection practices are mainly …

Leakage identification in water distribution networks with error tolerance capability

X **e, D Hou, X Tang, H Zhang - Water Resources Management, 2019 - Springer
Leakages in water distribution networks have caused considerable waste of water
resources. Thus, this study proposes a novel method for hydraulically monitoring and …

[HTML][HTML] GA-Sense: Sensor placement strategy for detecting leaks in water distribution networks based on time series flow and genetic algorithm

AM Shiddiqi, C Za'in, A Lathifah, T Ahmad… - MethodsX, 2024 - Elsevier
The detection of leaks in time series flow systems is crucial for efficient and integrated
industrial processes. This is especially true when daily demand patterns differ, as this results …

Leakage localization using pressure sensors and spatial clustering in water distribution systems

X Li, S Chu, T Zhang, T Yu, Y Shao - Water Supply, 2022 - iwaponline.com
Leakages in water distribution systems (WDSs) are a worldwide problem, which can result in
an intolerable burden in satisfying the water demands of the consumers. There is an urgent …

Graph Laplace Regularization-based pressure sensor placement strategy for leak localization in the water distribution networks under joint hydraulic and topological …

M Cheng, J Li, C Wang, C Ye, Z Chang - Water Research, 2024 - Elsevier
Urban water distribution networks (WDNs) have wide range and intricate topology, which
include leakage, pipe burst and other abnormal states during production and operation. With …