Power inverter device

Details Power inverter device Power inverter device

1998-11-25

2000-02-22

Nguyen, Matthew

Electric power conversion systems

Current conversion

Including automatic or integral protection means

363132, H02H 7122, H02M 75387

Patent

active

060287799

ABSTRACT:
In order to provide a power inverter device which can reduce surge voltages in all of the operating conditions thereof and has a simple structure, in a neutral point clamped 3 level type power inverter device formed by connecting semiconductor switching elements, diodes and smoothing use capacitors connected via plate shaped conductors, a first plate shaped conductor connects the diodes and the smoothing use capacitors and a plurality of plate shaped conductors connecting the elements are disposed over the first plate shaped conductor and separated from it by an insulating material.

REFERENCES:
patent: 5414616 (1995-05-01), Hatozaki
patent: 5623399 (1997-04-01), Ishii et al.
patent: 5671134 (1997-09-01), Nomura et al.
Christopher A. Dimino et al., "A Low Inductance, Simplified Snubber, Power Inverter Implementation" (HFPC Apr. 1994 Processings, pp. 502-509).
James A. Allocco et al. "Laminated Bus Bars Reduced Inductance and Manufacturing Costs of Power Distribution Circuits" (PCIM, Nov. 1996, pp. 54-56).
T. Schutze et al. "Low Floor Trams with IGBT-3-Level Inverter" (Dec. 1993, The European Power Electronics Association, pp. 92-96).

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