| 单词 | star-delta |
| 释义 | > as lemmasstar-delta star-delta n. Electrical Engineering attributive designating a three-phase system in which the electrical windings are switched between star connection and delta connection (delta connection n. at delta n. Compounds 2); relating to or employing such a system.In a star-delta induction motor the stator windings are connected in star for starting and are reconnected in delta for continuous running. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > electrical engineering > motor > [adjective] > with star-connection > starting star-delta1904 1904 Trans. Amer. Inst. Electr. Engineers 1903 22 1264 Under certain conditions, however, the star and star-delta systems will give satisfactory service. 1962 Newnes Conc. Encycl. Electr. Engin. 517/1 Star-delta starting is one method of reducing starting current of 3-phase motors. 1976 F. de la C. Chard Electr. Supply v. 148 A star-delta connection for a step-down transformer is normally used. 2007 Manufacturer's Monthly (Nexis) Sept. 53 Two new multi-function timing relays, a new asymmetrical recycler, and a star-delta relay. < as lemmas |
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