Transient wave-based methods for anomaly detection in fluid pipes: A review

TC Che, HF Duan, PJ Lee - Mechanical Systems and Signal Processing, 2021 - Elsevier
Over the years, anomaly detection of fluid pipes has been a focus of water authorities as well
as oil and gas operators to advance the operation and management of these mechanical …

State-of-the-art review on the transient flow modeling and utilization for urban water supply system (UWSS) management

HF Duan, B Pan, M Wang, L Chen… - Journal of Water …, 2020 - iwaponline.com
In the context of smart city development and rapid urbanization worldwide, urban water
supply system (UWSS) has been of vital importance to this process. This paper presents a …

A pressure-based method for monitoring leaks in a pipe distribution system: A Review

A Abdulshaheed, F Mustapha, A Ghavamian - Renewable and Sustainable …, 2017 - Elsevier
Leakage from a pipe network possibly poses significant environmental destruction and
economic losses due to the release of potential energy. While the pipe network may be …

Detection of partial blockages in pressurized pipes by transient tests: A review of the physical experiments

B Brunone, F Maietta, C Capponi, HF Duan… - Fluids, 2023 - mdpi.com
Pressure waves, while traveling along pressurized pipes, collect precious information about
possible faults (eg, leaks and partial blockages). In fact, the characteristics of the pressure …

CFD modeling of transient flow in pressurized pipes

NMC Martins, AK Soares, HM Ramos, DIC Covas - Computers & Fluids, 2016 - Elsevier
The aim of this article is the analysis of the hydraulic transient flows in pressurized pipes
using Computational Fluid Dynamics (CFD). The model uses a three-dimensional efficient …

Machine learning modeling for spectral transient-based leak detection

V Asghari, MH Kazemi, HF Duan, SC Hsu… - Automation in …, 2023 - Elsevier
Abstract This paper describes Machine Learning (ML)-based framework to detect leaks in
pipes using transient waves. The so-called Transient-Based Leak Detection (TBLD) …

Transient frequency response based leak detection in water supply pipeline systems with branched and looped junctions

HF Duan - Journal of Hydroinformatics, 2017 - iwaponline.com
The transient frequency response (TFR) method has been widely developed and applied in
the literature to identify and detect potential defects such as leakage and blockage in water …

Spectral based pipeline leak detection using a single spatial measurement

A Keramat, HF Duan - Mechanical Systems and Signal Processing, 2021 - Elsevier
This study offers a vast improvement to the established Matched Field Processing (MFP)
method for leak identification in terms of its versatility to pinpoint leaks with a single spatial …