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Discussion of “Analysis of PVC Pipe-Wall Viscoelasticity during Water Hammer” by A. K. Soares, D. I. C. Covas, and L. F. R. Reis
Publisher: American Society of Civil Engineers
Energy Analysis for Transient-Leak Interaction and Implication to Leak Detection in Water Pipeline Systems
Publisher: ASCE
Abstract: Any transient event in a pipeline system is an energy process, implying that the dynamic response can be interpreted and analyzed through energy transfer between different forms, including potential (internal), kinetic, ...
Energy Analysis of Viscoelasticity Effect in Pipe Fluid Transients
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This study investigates the energy relations and dissipations in viscoelastic pipeline under fluid transients. The investigation is carried out analytically using energy analysis and Fourier transform ...
An Efficient Quasi-2D Simulation of Waterhammer in Complex Pipe Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An efficient quasi-2D numerical waterhammer model for turbulent waterhammer flows has been previously developed for a single pipe system (reservoir-pipe-valve system). Basic boundary conditions, ...
Numerical and Experimental Study on the Effect of Signal Bandwidth on Pipe Assessment Using Fluid Transients
Publisher: American Society of Civil Engineers
Abstract: A non-intrusive fault detection technology for real time condition assessment of pipelines is highly desirable for pipeline operators and the use of artificially induced fluid transients for this purpose has been the topic ...
Probabilistic Analysis of Transient Design for Water Supply Systems
Publisher: American Society of Civil Engineers
Abstract: Systematic transient analysis in water supply systems is intended to determine the reliability of water supply and the integrity of hydraulic devices when hydraulic transients (i.e., water hammers) occur. In the analysis, ...
Impacts of Nodal Demand Allocations on Transient-Based Skeletonization of Water Distribution Systems
Publisher: ASCE
Abstract: Urban water distribution systems (WDSs) are often skeletonized to enable efficient system analysis and management. While different methods are available to account for transient dynamics within the skeletonization processes, ...
Transient Response Analysis of Branched Pipe Systems toward a Reliable Skeletonization
Publisher: ASCE
Abstract: In this paper, the transient behavior of a single-branch pipe system (Y-system) is analyzed by means of numerical experiments in which a wide range of branch characteristics (i.e., size, location, and operating ...
Experimental Investigation of the Effects of Air Pocket Configuration on Fluid Transients in a Pipeline
Publisher: ASCE
Abstract: Air pockets entrapped in pipeline systems are required to be non-intrusively diagnosed by fluid transients. In this study, experimental investigations are used to compare the transient transmission and reflection effects ...