DC Motor driving apparatus

Details DC Motor driving apparatus DC Motor driving apparatus

1981-10-14

1983-10-25

Truhe, J. V.

Electricity: motive power systems

Motor-reversing

318345A, 361 23, 363 54, H02K 2366

Patent

active

044121601

ABSTRACT:
A dc motor driving apparatus comprising a full-wave rectifier bridge circuit for supplying dc power to a dc motor and a dc motor driving control circuit for controlling the turning on and off of thyristors forming the full-wave rectifier bridge circuit, further comprises a protecting control circuit operatively associated with the dc motor driving control circuit for preventing the occurrence of a short-circuit mode in the full-wave rectifier bridge circuit caused by a malfunction of the thyristors and ensuring highly efficient, quick responsive and stable control of the reversing, braking, stopping and other speed changing operations of the dc motor.

REFERENCES:
patent: 4150325 (1979-04-01), Miller et al.

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