Leak detection in a real transmission main through transient tests: Deeds and misdeeds
This paper concerns the use of Transient Test‐Based Techniques (TTBTs) for fault detection
in a long transmission main. It reports the results of two series of transient tests executed in a …
in a long transmission main. It reports the results of two series of transient tests executed in a …
State‐of‐the‐art review of leak diagnostic experiments: Toward a smart water network
Effective water pipeline leak detection and localization can help water practitioners save
water losses and reduce pipe rehabilitation budgets. Different sensing technologies can …
water losses and reduce pipe rehabilitation budgets. Different sensing technologies can …
Data-driven discovery of coarse-grained equations
Statistical (machine learning) tools for equation discovery require large amounts of data that
are typically computer generated rather than experimentally observed. Multiscale modeling …
are typically computer generated rather than experimentally observed. Multiscale modeling …
Leak localization in looped pipe networks based on a factorized transient wave model: Theoretical framework
Urban water distribution systems are often made of loops to increase redundancy and
improve reliability. The inherent feature of multipath wave propagation in looped networks …
improve reliability. The inherent feature of multipath wave propagation in looped networks …
Bayesian update and method of distributions: Application to leak detection in transmission mains
A Alawadhi, DM Tartakovsky - Water Resources Research, 2020 - Wiley Online Library
Water‐hammer equations are used to describe transient flow in pipe networks. Uncertainty
in model parameters, initial and boundary conditions, and location and strength of a …
in model parameters, initial and boundary conditions, and location and strength of a …
Enable high-resolution, real-time ensemble simulation and data assimilation of flood inundation using distributed GPU parallelization
Numerical modeling of the intensity and evolution of flood events are affected by multiple
sources of uncertainty such as precipitation and land surface conditions. To quantify and …
sources of uncertainty such as precipitation and land surface conditions. To quantify and …
An integration method using kernel principal component analysis and cascade support vector data description for pipeline leak detection with multiple operating …
M Zhou, Q Zhang, Y Liu, X Sun, Y Cai, H Pan - Processes, 2019 - mdpi.com
Pipelines are one of the most efficient and economical methods of transporting fluids, such
as oil, natural gas, and water. However, pipelines are often subject to leakage due to pipe …
as oil, natural gas, and water. However, pipelines are often subject to leakage due to pipe …
[HTML][HTML] A leak zone location approach in water distribution networks combining data-driven and model-based methods
Model-based and data-driven methods are commonly used in leak location strategies in
water distribution networks. This paper formulates a hybrid methodology in two stages that …
water distribution networks. This paper formulates a hybrid methodology in two stages that …
Uncertainty quantification and global sensitivity analysis for transient wave propagation in pressurized pipes
X Wang - Water Resources Research, 2021 - Wiley Online Library
Accurate simulation of pipe transient wave is crucial for the design, reliability assessment,
and defect detection of water supply systems. However, this is a difficult task since the wave …
and defect detection of water supply systems. However, this is a difficult task since the wave …
Data-informed method of distributions for hyperbolic conservation laws
Nonlinear hyperbolic balance laws with uncertain (random) initial data are ubiquitous in a
plethora of transport phenomena that often exhibit shocks. We develop the method of …
plethora of transport phenomena that often exhibit shocks. We develop the method of …