Power converter having first and second power conversion units w

Details Power converter having first and second power conversion units w Power converter having first and second power conversion units w

1999-08-24

2000-09-26

Riley, Shawn

Electric power conversion systems

Current conversion

Including an a.c.-d.c.-a.c. converter

H02M 545

Patent

active

061250457

ABSTRACT:
A power converter includes first and second power conversion units that are connected to each other by a d.c. reactor. The first power conversion unit is a converter in which arms consisting of thyristors are connected in a bridge configuration. The second power conversion unit is an inverter in which arms each of a series combination of a thyristor and a self-excited switch unit having a GTO for producing a commutation voltage for the thyristor are connected in a bridge configuration.

REFERENCES:
patent: 4555750 (1985-11-01), Masumura et al.
patent: 4736148 (1988-04-01), Hirata
patent: 5123746 (1992-06-01), Okado
patent: 5287260 (1994-02-01), Uchino
Per-Erik Bjorklund et al., "HVDC Transmission" ABB Review 2, Capacitor commutated converters for HVDC systems, pp. 25-33, Feb. (1997).

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