INDUKTIONSMOTORANTRIEB MIT VORGESCHALTETEM KONDENSATOR

A switched capacitor, induction motor drive circuit is provided wherein a switched capacitor in parallel with the inductive motor load at each output terminal is provided for commutation or switching of the main output inverter elements thereby protecting the switching elements from excessive voltag...

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Bibliographische Detailangaben
1. Verfasser: ALEXANDER, WILLIAM C., AUSTIN, TEX., US
Format: Patent
Sprache:ger
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Beschreibung
Zusammenfassung:A switched capacitor, induction motor drive circuit is provided wherein a switched capacitor in parallel with the inductive motor load at each output terminal is provided for commutation or switching of the main output inverter elements thereby protecting the switching elements from excessive voltage during switching or commutation operation in combination with a unique switching control circuit which enables minimal voltage switching elements to be used and which eliminates the need for anti-parallel rectifiers in the inverter output stage.