Electric power conversion systems – Current conversion – Using semiconductor-type converter
Patent
1981-12-04
1984-08-14
Wong, Peter S.
Electric power conversion systems
Current conversion
Using semiconductor-type converter
363161, H02M 7155
Patent
active
044660537
ABSTRACT:
An improvement of a thyristor converter drive wherein a thyristor converter drives a load, such as an electric machine, with which a series resonance circuit (1) has been connected in parallel. The components (2,3) of the series resonance circuit (1) are so selected that the charging phase and discharging phase of the circuit have equal length.
REFERENCES:
patent: 3431483 (1969-03-01), Lafuze
patent: 3746963 (1973-07-01), Venard
patent: 3906337 (1975-09-01), Depenbrock
patent: 4247888 (1981-01-01), ngquist
Kahkipuro Matti
Kontturi Risto
Saransaari Pertti
Elevator GmbH
Wong Peter S.
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