Patent ID: 9614461
Date: 2017-04-04
CPC Classifications: H02M,H02P

Claim:
1. A bidirectional high frequency variable speed drive configured to connect to a utility grid and an electrical machine, comprising: a plurality of inductors each configured to connect to respective phase outputs of the electrical machine, the electrical machine driven by at least one phase; a first plurality of power switches connected to the plurality of inductors; a second plurality of power switches connected to the plurality of inductors; and an electrical machine interfacing controller connected to the first and second plurality of power switches, the electrical machine interfacing controller controlling an operating speed of the electrical machine, and comprising a positive and a zero sequence controller, wherein a first output of the first plurality of power switches are interleaved to a second output of the second plurality of power switches, and the controller generates control signals based on an operating status and a predetermined operating status of the electrical machine.