Chopper control device

Details Chopper control device Chopper control device

1975-01-27

1977-06-28

Goldberg, Gerald

Electric power conversion systems

Current conversion

With condition responsive means to control the output...

307240, 318227, 323 89C, 323 89M, 323120, 363124, 363 90, H02M 744, H02P 1318

Patent

active

040328333

ABSTRACT:
In a chopper control device in which a magnetic phase shifter is used for providing chopper turn-on and turn-off signals, an external magnetic field is applied to the core of the magnetic phase shifter so as to carry out the notching control of a motor by regulating the residual phase angle of the output of the magnetic phase shifter.

REFERENCES:
patent: 2696583 (1954-12-01), Brown
patent: 2707764 (1955-05-01), Mittag
patent: 2964693 (1960-12-01), Ehret
patent: 3423687 (1969-01-01), Abe et al.

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