Electricity: electrical systems and devices – Safety and protection of systems and devices – Transient responsive
Patent
1980-03-21
1982-03-30
Miller, J. D.
Electricity: electrical systems and devices
Safety and protection of systems and devices
Transient responsive
361100, 104288, 318135, 363135, H02H 710
Patent
active
043227724
ABSTRACT:
A transient voltage suppression apparatus is disclosed for application in conjunction with a power supply line to protect the chopper thyristor in the transit vehicle propulsion motor control apparatus, wherein an electrolytic capacitor is provided to absorb the inductive stored energy of that power supply line in the zener mode of operation of that capacitor upon the occurrence of a system fault condition involving that power supply line.
REFERENCES:
patent: Re28517 (1975-08-01), Weiser
J. E. Moxie and B. J. Krings, "Propulsion Control for Passenger Trains Provides High Speed Service," Westinghouse Engineer, Sep. 1970, pp. 143-149.
Brodahl R. G.
Miller J. D.
Schroeder L. C.
Westinghouse Electric Corp.
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