AC DRIVE Russian patent published in 1998 - IPC

Abstract RU 2111606 C1

FIELD: electrical engineering. SUBSTANCE: electric drive has electric motor whose stator stack slots accommodate four windings 1,2 and 3,4 each connected in series with turn-off thyristors 5,6 and 7,8 interconnected in parallel opposition. Windings 1,2 and 3,4 are interconnected in pairs in parallel opposition and spaced 90 deg. apart. EFFECT: simplified design and improved power factor due to using full sinusoid of supply voltage. 3 dwg

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RU 2 111 606 C1

Authors

Kovalenko V.V.

Zhitnij E.V.

Dates

1998-05-20—Published

1996-05-31—Filed