单词	penstock
释义	penstock noun pen·​stock ˈpen-ˌstäk  1 : a sluice or gate for regulating a flow (as of water) 2 : a conduit or pipe for conducting water Synonyms channel conduit duct leader line pipe trough tube See all Synonyms & Antonyms Example Sentences a penstock carried water for the waterwheel Recent Examples on the Web River water entered the powerhouse and fell down a system of 140-foot vertical pipes, called penstocks, one for each generator. Charles R. Morris, WSJ, 21 June 2018 The penstock flows powered the turbines that turned shafts activating the top-side generators. Charles R. Morris, WSJ, 21 June 2018 The reservoir can also be lowered by discharges through the dam’s power plant, but one of the two power plant outlets, known as penstocks, was shut down for routine maintenance of turbines. Ralph Vartabedian, latimes.com, 10 May 2017 Equipment: An intake gate called a penstock, valves and pressure gauges, turbine, switchgear, inverter, and electronics. Popular Mechanics Editors, Popular Mechanics, 6 Feb. 2017 Word History First Known Use 1543, in the meaning defined at sense 1 penstock noun as in pipe a long hollow cylinder for carrying a substance (as a liquid or gas) a penstock carried water for the waterwheel Synonyms & Similar Words Relevance pipe conduit tube channel funnel drain piping duct trough line pipeline standpipe smokestack leader hydrant drainpipe waterspout spout main tile stovepipe waste pipe pipeage pipage
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