pumped hydroelectric storage

pumped hydroelectric storage

[′pəmpt ¦hī·drō·i′lek·trik ′stȯr·ij]
(electricity)
A method of energy storage in which excess electrical energy produced at times of low demand is used to pump water into a reservoir, and this water is released at times of high demand to operate hydroelectric generators.
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References in periodicals archive ?
Dominion Energy Virginia is moving forward with its plan to study the feasibility of a pumped hydroelectric storage facility in the coalfield region of Southwest Virginia by conducting in-depth studies of two potential sites.
The UK currently has 2800 MW of electricity storage capacity in the form of pumped hydroelectric storage.
With the exception of pumped hydroelectric storage, which dwarfs the installed capacity of all other commercially available energy storage technologies, TES is currently the most common form of storage available," says research director Kerry-Ann Adamson.
Traditional options include pumped hydroelectric storage, compressed air energy storage (CAES), and sodium sulfur (NAS) batteries.