| 单词 | pumped storage |
| 释义 | > as lemmaspumped storage pumped storage n. Civil Engineering the storage of water that has been pumped to a higher level when demand for electricity is low so that its return to the lower level can be used to generate hydroelectricity when demand is high; frequently attributive. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > electrical power, electricity > place of power generation > [noun] > hydroelectric power > storage at higher level pumped storage1927 1927 F. Johnstone-Taylor Water-power Pract. x. 163 A total of 450 h.p. being required, pumped storage was resorted to. 1976 National Observer (U.S.) 12 June 5/1 In this ancient valley of the New River, American Electric Power Co...wants to build an $845 million pumped-storage project..that would trap 42,100 acres of water behind two dams. 2005 Jrnl. Environmental Law 17 363 In two cases..pumped storage systems are used, whereby water flows out of an upper reservoir to generate electricity and is pumped back from a lower reservoir making use of cheap off-peak power to replenish the supply. < as lemmas |
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