Electricity: motive power systems – Braking – Dynamic braking
Patent
1976-07-29
1978-10-31
Schaefer, Robert K.
Electricity: motive power systems
Braking
Dynamic braking
H02P 314
Patent
active
041236939
ABSTRACT:
There is disclosed a programmed microprocessor control apparatus and method for controlling the generated current of a transit vehicle electric motor in relation to a desired limit for the supply line voltage. The supply line volts are sensed and used for controlling the current generated by the transit vehicle motor.
REFERENCES:
patent: 3564365 (1971-02-01), Zelina
patent: 3881141 (1975-04-01), Narita
patent: 3947740 (1976-03-01), Tsuboi
patent: 3983465 (1976-09-01), Tsuboi et al.
Anderson Larry W.
Franz, Jr. James H.
Brodahl R. G.
Indyk Eugene S.
Schaefer Robert K.
Westinghouse Electric Corp.
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