Motor controller

Details Motor controller Motor controller

1992-02-19

1993-07-13

Shoop, Jr., William M.

Electricity: motive power systems

Induction motor systems

Primary circuit control

318805, 318803, H02P 540

Patent

active

052277119

ABSTRACT:
A motor controller accepts ac voltage at any frequency within a wide range and automatically generates an alternating polarity load-voltage having a preselected frequency, regardless of the frequency of the input voltage. The motor controller includes a dc-ac inverter which operates under the control of an EPROM to automatically generate the alternating polarity load-voltage at the desired frequency.

REFERENCES:
patent: 4426611 (1984-01-01), Espelage et al.
patent: 4475150 (1984-10-01), D'Atre et al.
patent: 4520298 (1985-05-01), Abbondanti
patent: 5010287 (1991-04-01), Mukai et al.

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