Quasi-resonant buck converter with soft switching

Details Quasi-resonant buck converter with soft switching Quasi-resonant buck converter with soft switching

1997-08-29

1999-03-30

Berhane, Adolf

Electric power conversion systems

Current conversion

Using semiconductor-type converter

323239, 363 44, H02M 75387

Patent

active

058896678

ABSTRACT:
A rectifier circuit in a three-phase bridge connection includes four-segment main switches. Resonance capacitors are each connected in parallel with a respective one of the main switches. An auxiliary commutation device is connected between two DC terminals. The auxiliary commutation device has an auxiliary four-segment switch and a resonance inductor connected in series therewith.

REFERENCES:
patent: 5216352 (1993-06-01), Studtmann et al.
patent: 5633793 (1997-05-01), Lee et al.

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