mercury arc rectifier

名词 n.

英文释义

名词 n.
  1. A rectifier which converts alternating current to direct current, using a cathode tube with a pool of liquid mercury. Now superseded by solid-state rectifiers.
    — The secondary winding is laid in four coils, one on top of the other, with oil passages round the laminated-steel core; its 2,770V a.c. output is converted to 1,970V d.c. by four air-cooled mercury arc rectifiers, which feed each pair of 975V traction motors through a smoothing choke.

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