Electric power conversion systems – Current conversion – Using semiconductor-type converter
Patent
1982-04-05
1984-06-19
Wong, Peter S.
Electric power conversion systems
Current conversion
Using semiconductor-type converter
363 58, 363 96, H02M 106
Patent
active
044555997
ABSTRACT:
A pulse width modulation inverter loaded with a three-phase AC motor is halted when a logical condition exists that a halt signal has been given and all of pulse width modulation signals applied to either three positive side or three negative side main thyristors in a three-phase bridge connection constituting the inverter are in their high level states.
REFERENCES:
patent: 3656047 (1972-04-01), Yarema et al.
patent: 3701001 (1972-10-01), Reiss et al.
patent: 3718853 (1973-02-01), Graf
patent: 3939392 (1976-02-01), Chalmers et al.
Aizawa Hidetoshi
Tamura Kaoru
Hitachi , Ltd.
Wong Peter S.
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