water hammer

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water hammer

n.
1. A banging noise heard in a water pipe following an abrupt alteration of the flow with resultant pressure surges.
2. A banging noise in steam pipes, caused by steam bubbles entering a cold pipe partially filled with water.

water hammer

n
(General Physics) a sharp concussion produced when the flow of water in a pipe is suddenly blocked

wa′ter ham`mer


n.
the concussion and accompanying noise that result when a volume of water moving in a pipe suddenly stops or loses momentum.
[1795–1805]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.water hammer - the banging sound of steam in pipes
clap, bam, bang, blast, eruption - a sudden very loud noise
References in periodicals archive ?
A sudden flow reduction can mean a valve closes rapidly, resulting in water hammer - also called fluid hammer or hydraulic shock - a pressure surge or wave resulting when a fluid stops or changes direction suddenly.
The following equation determines the maximum pressure change that occurs during a fluid hammer. The equation assumes that the piping is inelastic.
Now a development from the oil industry offers a fluid hammer that is powered from the regular mud system.