Water hammer simulation of a series pipe system using the MacCormack time marching scheme

Water hammer simulation of a series pipe system using the MacCormack time marching scheme Acta Mech https://doi.org/10.1007/s00707-018-2179-2 ORIGINAL PAPER Wuyi Wan · Wenrui Huang Water hammer simulation of a series pipe system using the MacCormack time marching scheme Received: 10 January 2018 / Revised: 30 March 2018 © Springer-Verlag GmbH Austria, part of Springer Nature 2018 Abstract Transient simulation is very important to protect the water supply pipeline system from extreme pressures. In order to numerically simulate the transient response in a variable–property series pipe system, the water hammer model and matched boundary conditions are developed by introducing the MacCormack time marching scheme. Based on the proposed method, the transient pressure and flow velocity are numerically predicted for a variable–property series pipe, and then the results are compared to the classical method of characteristics (MOC). The improved method can yield a reasonable numerical solution for a closed pipe, and the solution agrees well with the MOC and existing experimental results. In the proposed model, the time step is no longer subjected to the length of the space step; consequently, it is more convenient in meshing and modifying the x − t grid. Especially, it is very advantageous in establishing the simultaneous calculation in water hammer simulation for a variable–property series pipes system or http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Acta Mechanica Springer Journals

Water hammer simulation of a series pipe system using the MacCormack time marching scheme

Acta Mechanica , Volume OnlineFirst – May 31, 2018
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Publisher
Springer Vienna
Copyright
Copyright © 2018 by Springer-Verlag GmbH Austria, part of Springer Nature
Subject
Engineering; Theoretical and Applied Mechanics; Classical and Continuum Physics; Continuum Mechanics and Mechanics of Materials; Structural Mechanics; Vibration, Dynamical Systems, Control; Engineering Thermodynamics, Heat and Mass Transfer
ISSN
0001-5970
eISSN
1619-6937
D.O.I.
10.1007/s00707-018-2179-2
Publisher site
See Article on Publisher Site

Abstract

Acta Mech https://doi.org/10.1007/s00707-018-2179-2 ORIGINAL PAPER Wuyi Wan · Wenrui Huang Water hammer simulation of a series pipe system using the MacCormack time marching scheme Received: 10 January 2018 / Revised: 30 March 2018 © Springer-Verlag GmbH Austria, part of Springer Nature 2018 Abstract Transient simulation is very important to protect the water supply pipeline system from extreme pressures. In order to numerically simulate the transient response in a variable–property series pipe system, the water hammer model and matched boundary conditions are developed by introducing the MacCormack time marching scheme. Based on the proposed method, the transient pressure and flow velocity are numerically predicted for a variable–property series pipe, and then the results are compared to the classical method of characteristics (MOC). The improved method can yield a reasonable numerical solution for a closed pipe, and the solution agrees well with the MOC and existing experimental results. In the proposed model, the time step is no longer subjected to the length of the space step; consequently, it is more convenient in meshing and modifying the x − t grid. Especially, it is very advantageous in establishing the simultaneous calculation in water hammer simulation for a variable–property series pipes system or

Journal

Acta MechanicaSpringer Journals

Published: May 31, 2018

References

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