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Water Surge Prevention: Analysis Of Solutions And Alternatives

Source: BERMAD Inc.

By Harel Tzvik

Water Surge could cause damage in a water conveyance system, from leaking pipes to serious breakdowns and accidents the consequences of which could lead to heavy financial costs and even loss of life.  There are various solutions that are able to prevent or reduce the damage.  It is important to know the differences between the solutions, and the advantages and disadvantages of each technology, before recommending the most suitable solution for the system.

The Water Surge Phenomenon

Sudden pump trip, caused for instance by a power failure, creates a pressure drop on the pump downstream.  Due to inertia, the water column continues moving, creating water column separation and pressure drop on the non-return downstream.