Leak localization in a real water distribution network based on search-space reduction

S Sophocleous, D Savić, Z Kapelan - Journal of Water Resources …, 2019 - ascelibrary.org
This research article presents a model-based framework for detecting and localizing leaks in
water distribution networks (WDNs). The framework uses optimization and systematic search …

[HTML][HTML] Short-term hydropower optimization driven by innovative time-adapting econometric model

D Avesani, A Zanfei, N Di Marco, A Galletti… - Applied Energy, 2022 - Elsevier
The ongoing transformation of the electricity market has reshaped the hydropower
production paradigm for storage reservoir systems, with a shift from strategies oriented …

Shall we always use hydraulic models? A graph neural network metamodel for water system calibration and uncertainty assessment

A Zanfei, A Menapace, BM Brentan, R Sitzenfrei… - Water Research, 2023 - Elsevier
Representing reality in a numerical model is complex. Conventionally, hydraulic models of
water distribution networks are a tool for replicating water supply system behaviour through …

Leakage detection and localization in water distribution systems: A model invalidation approach

SG Vrachimis, S Timotheou, DG Eliades… - Control Engineering …, 2021 - Elsevier
Abstract Model-based methodologies can assist in addressing the challenging problem of
leakage detection and localization in water distribution systems. However, this is not trivial …

Reliability analysis of water distribution systems using physical probabilistic pipe failure method

RK Mazumder, AM Salman, Y Li, X Yu - Journal of Water Resources …, 2019 - ascelibrary.org
Water distribution systems (WDSs) are among the most essential infrastructure systems for
the sustenance of societies. Therefore, their continued reliability is of utmost importance …

Correlation effects? A major but often neglected component in sensitivity and uncertainty analysis

NC Do, S Razavi - Water Resources Research, 2020 - Wiley Online Library
Global sensitivity analysis (GSA) provides essential insights into the behavior of Earth and
environmental systems models and identifies dominant controls of output uncertainty …

Maintaining the long-term accuracy of water distribution models with data assimilation methods: A comparative study

X Zhou, S Guo, K **n, W Xu, T Tao, H Yan - Water Research, 2022 - Elsevier
The upgrading of water supply services is calling for more accurate and adaptive numerical
models to give insight into actual water distribution systems (WDSs), which underlines the …

Efficient numerical approach for simultaneous calibration of pipe roughness coefficients and nodal demands for water distribution systems

Q Zhang, F Zheng, HF Duan, Y Jia… - Journal of Water …, 2018 - ascelibrary.org
Hydraulic models have been widely used to facilitate the design, management, and
operation of water distribution systems (WDS). However, model parameters including pipe …

Self‐adaptive calibration of real‐time demand and roughness of water distribution systems

X Zhou, W Xu, K **n, H Yan… - Water Resources Research, 2018 - Wiley Online Library
Real‐time simulation of water distribution systems (WDSs) has been applied to water
resource problems ranging from engineering optimization design and operation planning …

Calibration model for water distribution network using pressures estimated by artificial neural networks

G Meirelles, D Manzi, B Brentan, T Goulart… - Water Resources …, 2017 - Springer
The success of hydraulic simulation models of water distribution networks is associated with
the ability of these models to represent real systems accurately. To achieve this, the …