Power conversion circuit
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United States of America Patent
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Jun 25, 2013
Grant Date -
Jul 5, 2012
app pub date -
Feb 28, 2011
filing date -
Dec 29, 2010
priority date (Note) -
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Abstract
The present invention discloses a power conversion circuit. A control module controls a pulse width modulation regulator to regulate a duty cycle of a DC-DC converter according to the direct current link voltage of the DC-DC converter and the output current and voltage of a renewable power supply. The control module also controls the pulse width modulation regulator to regulate a duty cycle of a DC-AC inverter according to the direct current link voltage of the DC-DC converter, output voltage of a utility power supply, and the output current and voltage of the renewable power supply.
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