Water hammer in valves - solutions to improve stability0 pages
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Water hammer in valves solutions to improve stability
1.
Introduction
2.
Causes of water hammer
2.1.
2.2.
Hydraulic water hammer and cavitational hammer
Thermal water hammer
3.
Measures to prevent water hammer
4.
4.
Influence of water hammer on valves
4.1.
4.2.
4.3.
Body strength
Body seals
Stem seals
5.
Design measures
5.1.
5.2.
5.3.
6.
Design and choice of material
Choice of seals and chambers
Bellows design
Practical trials
6.1.
6.2.
6.3.
Fraunhofer UMSICHT - Institute
Tests on the FABA®-Plus-Valve
Tests on the FABA®-Supra-Valve
7.
Summary
8.
References
Dipl.-Ing. Erhard Stork, ARI-Armaturen Albert Richter GmbH & Co. KG, D-33756 Schloß Holte-Stukenbrock
Tel.: +49 5207/994-0, Fax: +49 5207/994-297, E-Mail: info.vertrieb@ari-armaturen.com, Internet:: http://www.ari-armaturen.com
t000026150-2.doc
13. Jan. 2012
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