Neutral point clamped power converter

Details Neutral point clamped power converter Neutral point clamped power converter

1998-12-29

2000-07-04

Berhane, Adolf Deneke

Electric power conversion systems

Current conversion

Including automatic or integral protection means

363132, H02M 7122

Patent

active

060847883

ABSTRACT:
A switching module, including a first self-turn-off device, a second self-turn-off device connected in series with the first self-turn-off device, a first diode connected in antiparallel with the first self-turn-off device, a second diode connected in antiparallel with the second self-turn-off device, and a third diode with its cathode connected to a connecting point of the first and second self-turn-off devices. The switching module further includes a first external terminal connected to a positive side terminal of the first self-turn-off device, a second external terminal connected to a negative side terminal of the second self-turn-off device, a third external terminal connected to an anode of the third diode, a first external control terminal connected to a control signal terminal of the first self-turn-off device, and a second external control terminal connected to a control signal terminal of the second self-turn-off device.

REFERENCES:
patent: 4855893 (1989-08-01), Kratz
patent: 4881159 (1989-11-01), Holtz et al.
patent: 5383108 (1995-01-01), Okayama
patent: 5444594 (1995-08-01), Tanaka et al.
patent: 5459655 (1995-10-01), Mori et al.
patent: 5535085 (1996-07-01), Tanaka et al.
patent: 5731970 (1998-03-01), Mori et al.
patent: 5801936 (1998-09-01), Mori et al.
patent: 5811878 (1998-09-01), Harmoinen et al.

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