| 单词 | busbar |
| 释义 | > as lemmasbusbar busbar n. [compare slightly later omnibus bar n. at omnibus n. and adj. Compounds 2] an electrical conductor or group of conductors that carries a large current, typically between circuits; spec. a system of conductors in a generating station in which all the power of all the generators is collected for distribution or, in a receiving station, in which the power from the generating station is received for distribution. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > electrical power, electricity > place of power generation > [noun] > system of conductors bus1887 busbar1888 bus rod1889 omnibus bar1893 1888 Electr. World 11 Feb. 65/3 The dynamos feed into copper ‘bus’ bars, supported on walls by porcelain insulators. 1951 Pop. Sci. Jan. 214/2 A common bus bar or metal strip joining their negative electrodes. 1987 Canad. Jrnl. Econ. 20 160 Fuel cost alone represents 43 per cent of total cost per kWh at busbar for a coal generating station. 2002 R. B. Hickey Electr. Constr. Databk. ii. 12 Insulated wire or insulated busbars operating at not over 300 volts shall not be considered live parts. < as lemmas |
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