Power conversion device including primary inverter, transformer, secondary converter
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United States of America Patent
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Jan 9, 2018
Grant Date -
Oct 12, 2017
app pub date -
Mar 21, 2017
filing date -
Apr 8, 2016
priority date (Note) -
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Abstract
A power conversion device includes first and second terminals connected to a DC power source, third and fourth terminals connected to a commercial power system or a load, a transformer including a primary winding having seventh and eighth terminals and a secondary winding having fifth and sixth terminals, an inverter circuit connected between the first and second terminals and the seventh and eighth terminals, a converter circuit connected between the fifth and sixth terminals and the third and fourth terminals, a diode bridge including first and second AC input terminals connected to the fifth and sixth terminals, respectively, and first and second DC output terminals, a first capacitor connected between the first and second DC output terminals, and a first resistor connected in parallel with the first capacitor between the first and second DC output terminals.
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