A review of graph and complex network theory in water distribution networks: Mathematical foundation, application and prospects

X Yu, Y Wu, F Meng, X Zhou, S Liu, Y Huang, X Wu - Water Research, 2024 - Elsevier
Graph theory (GT) and complex network theory play an increasingly important role in the
design, operation, and management of water distribution networks (WDNs) and these tasks …

Using complex network analysis for optimization of water distribution networks

R Sitzenfrei, Q Wang, Z Kapelan… - Water resources …, 2020 - Wiley Online Library
The optimization of water networks supports the decision‐making process by identifying the
optimal trade‐off between costs and performance (eg, resilience and leakage). A major …

[HTML][HTML] Analysis, design, and maintenance of isolation valves in water distribution networks: State of the art review, insights from field experiences and future …

A Mottahedin, C Giudicianni, F Di Nunno, F Granata… - Water Research, 2024 - Elsevier
Isolation valves play a primary role in water distribution networks as their operation enables
isolating the part of the network undergoing planned or extraordinary maintenance, in the …

Analysis of the isolation valve system in water distribution networks using the segment graph

A Simone, C Di Cristo, O Giustolisi - Water Resources Management, 2022 - Springer
The mechanical reliability of Water Distribution Networks (WDNs) is a relevant technical and
scientific issue. During planned maintenance or unplanned interruptions, the affected area …

Evaluating segment and valve importance and vulnerability

N Abdel-Mottaleb, T Walski - Journal of Water Resources Planning …, 2021 - ascelibrary.org
Because consideration of segments and valves is essential for evaluating the reliability and
resilience of water distribution networks (WDNs) when shutdowns are required, a quick …

Pipe and isolation valve failure-impact analysis and prioritization model for an urban water distribution network

BA Beker, ML Kansal - Journal of Hydroinformatics, 2023 - iwaponline.com
Pipe and isolation valve failure in an urban water distribution network (WDN) causes service
interruption to the water users. It is important to identify and prioritize the maintenance of the …

Resilience dynamics of urban water supply security and potential of tipping points

EH Krueger, D Borchardt, JW Jawitz, H Klammler… - Earth's …, 2019 - Wiley Online Library
Cities are the drivers of socioeconomic innovation and are also forced to address the
accelerating risk of failure in providing essential services such as water supply today and in …

Fractality in water distribution networks: application to criticality analysis and optimal rehabilitation

K Diao, D Butler, B Ulanicki - Urban Water Journal, 2021 - Taylor & Francis
Fractals have been identified as a common feature in many natural and artificial networks
that exhibit self-similarity of the topological patterns, ie different parts of the system have …

Improving the Understanding of Secondary Impacts of Isolation Valve Closures on the Performance of Water Distribution Systems

Z Zheng, F Zheng, Z Qi, J Wen, J Chen… - Journal of Water …, 2024 - ascelibrary.org
Isolation valve closures (IVCs) can effectively assist pipe maintenance and management in
water distribution systems (WDSs), but they inevitably cause secondary impacts on the …

Identifying critical isolation valves in a water distribution network: A socio-technical approach

N Abdel-Mottaleb, PG Saghand, MJ Wakhungu… - Water, 2022 - mdpi.com
Isolation valves are critical for the reliable functioning of water distribution networks (WDNs).
However, it is challenging for utilities to prioritize valve rehabilitation and replacement given …