Optimization of Loads in Piping Systems by the Realistic Calculation Method Applying Fluid-Structure-Interaction (FSI) and Dynamic Friction

[+] Author and Article Information
Tilman Diesselhorst, Ulrich Neumann

Framatome ANP GmbH, Dept. NGPS1, PO Box 3220, D-91050 Erlangen, Germany

J. Pressure Vessel Technol 127(1), 1-6 (Mar 15, 2005) (6 pages) doi:10.1115/1.1845449 History: Received December 04, 2003; Revised September 08, 2004; Online March 15, 2005
Copyright © 2005 by ASME
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Grahic Jump Location
Improvement of piping systems by optimization procedure using combined calculation programs
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Valve closure with different valve characteristics
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Structure of the program package for fluid and structural dynamic calculation
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Feedwater system as example for the modeling capacity of the fluid program
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Unsteady friction induced by pressure waves, compared to steady friction
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Pressure time history of pump trip in a feed water system; measurements and calculated results
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Optimization of pressure surges caused by check valves; load case pump trip
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Snubber elimination and reduction of supports in a piping system




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