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water hammer

noun
1.
the concussion and accompanying noise that result when a volume of water moving in a pipe suddenly stops or loses momentum.
Origin
1795-1805
1795-1805
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for water hammer
  • If you are installing a dishwasher or a clothes washer, you must install a water hammer arrestor on the water lines.
  • Fill at the specified rate requirements to remove entrapped air and prevent water hammer surges.
  • Discuss water hammer and ways that it can be caused.
  • Care must be taken to minimize condensate backup, which can lower steam quality and increase the potential for water hammer.
  • The danger of creating line surges or water hammer while filling main lines and sprinkler laterals should be carefully explained.
  • Provide anti-surge components as needed to protect piping from surge and water hammer damage.
  • Close the main drain valve slowly to prevent water hammer and stop the water flow.
  • water hammer arrestors shall be provided at every branch to multiple fixtures and on every floor for both hot and cold water.
British Dictionary definitions for water hammer

water hammer

noun
1.
a sharp concussion produced when the flow of water in a pipe is suddenly blocked
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Value for water

8
8
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