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单词 pelton
释义

Peltonn.

Brit. /ˈpɛlt(ə)n/, U.S. /ˈpɛlt(ə)n/
Forms: also with lower-case initial.
Origin: From a proper name. Etymon: proper name Pelton.
Etymology: < the name of Lester A. Pelton (1829–1908), U.S. engineer, who invented this type of waterwheel.
attributive. Designating a type of undershot waterwheel driven by one or more jets of water directed at buckets fixed to the rim.
ΘΚΠ
society > occupation and work > equipment > machine > parts of machines > wheel > [noun] > driven by water
waterwheel1408
flood-wheel1515
breast wheel1744
overshot1760
undershot wheel1760
breast-shot1775
bucket-wheel1797
tub-wheel1815
flutter-wheel1817
danaide1825
wheel1842
reaction waterwheel1847
reaction wheel1852
tide-wheel1864
hurdy-gurdy1868
stream-wheel1875
paddle wheela1884
Pelton1885
turbine-pump1900
1885 Engineering 30 Oct. 433 The Pelton wheel is said to have used 162·98 cubic feet of water a minute, and to have given 107·49 horse-power, showing an efficiency of 90·2 per cent.
1916 J. Park Text.-bk. Pract. Hydraulics xiv. 242 A Pelton water-wheel 3 feet in diameter, formed of a solid steel disc with phosphor-bronze buckets riveted to the rim, is working in California under a head of 2100 feet.
1959 L. Sprague de Camp Engines 9 In places where the available water exerts great pressure but does not have much volume, another kind of water wheel, the Pelton wheel, is used instead of a turbine.
1996 Beautiful Brit. Columbia Fall 38 (caption) Hugh Elliot poses in front of the Argenta Water Power Company building, which holds a Pelton wheel he established to provide Argenta with electricity.
This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022).
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n.1885
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