Inverter controlling method

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

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Details

363142, 318802, 318812, H02M 545

Patent

active

046959386

ABSTRACT:
An inverter controlling method comprising corresponding DC bus voltage after power inversion relating to commercial power supply voltage, and in a comparator, comparing both voltages, detecting the DC bus voltage at the time point when the both voltages are the same to discriminate and store the level of the commercial AC power supply voltage, and making correction of the output voltage at the next operational start of the inverter on the basis of the stored information.

REFERENCES:
patent: 4437050 (1984-03-01), Overzet
patent: 4480299 (1984-10-01), Muto et al.
patent: 4555750 (1985-11-01), Matsumara et al.

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