Electricity: motive power systems – Plural – diverse or diversely controlled electric motors – Slipping and/or racing control for electric motors
Patent
1981-09-02
1983-07-05
Weldon, Ulysses
Electricity: motive power systems
Plural, diverse or diversely controlled electric motors
Slipping and/or racing control for electric motors
318 71, B61C 1508
Patent
active
043920918
ABSTRACT:
The propulsion control apparatus for a vehicle including a plurality of motor driven wheel units detects a slip or slide operation of at least one wheel unit in accordance with a predetermined difference between sensed motor currents, and reduces the tractive effort of those wheel units until the sensed motor currents no longer have that difference.
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Moxie et al., "Propulsion Control for Passenger Trains Provides High-Speed Service," Westinghouse Engineer, Sep. 1970, pp. 143-149.
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Hoffman Lester J.
Roberts Richard D.
Brodahl R. G.
Weldon Ulysses
Westinghouse Electric Corp.
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