| 单词 | tap-changing |
| 释义 | > as lemmastap-changing tap-changing n. Electrical Engineering the process of changing the connection to a transformer from one tap to another so as to vary the turns ratio and hence control the output voltage under a varying load. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > electrical engineering > transformer > [noun] > conductor > within winding > change of tap-changing1929 1929 W. T. Taylor Electr. Supply Transformer Syst. ii. 21 For station and distribution types of transformers, voltage control is now effected by tap-changing on load; several satisfactory designs have been produced which enable tap-changing to be carried out directly on tappings from the main transformers. 1962 Newnes Conc. Encycl. Electr. Engin. 748/1 Tap-changing may be done when the transformer is out of circuit. < as lemmas |
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