Power converter

Electric power conversion systems – Current conversion – Including an a.c.-d.c.-a.c. converter

Patent

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Details

363 65, H02M 545

Patent

active

040842207

ABSTRACT:
A power converter comprising a plurality of pairs of electrical valve bridges which have a plurality of electrical valves connected in each bridge between DC terminals and AC terminals connected to an AC load and a plurality of controllable DC power means for feeding pulsating unidirectional current into the DC terminals of the electrical valve bridges or out of the DC terminals whereby the unidirectional pulsating current is distributed to the plurality of pairs of electrical valve bridges for feeding to the AC load. The power converter further comprises magnetically coupled reactors connected in unidirectional pulsating current lines. Alternatively, it further comprises DC lines of the unidirectional pulsating current lines which are connected as a common lines.

REFERENCES:
patent: 3823362 (1974-07-01), Bailey
patent: 3942090 (1976-03-01), Matthes et al.
patent: 4020410 (1977-04-01), Emelyanov et al.

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