The Design of Embedded PV Inverter Grid-Connected System

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Abstract:

An embedded PV inverter Grid-Connected system based on STM32F103 whose main program is built with Keil uVision4 is designed here, which is consisted of control core unit, SPWM wave modulating unit, dead-band and optical isolating unit,IR2110 driver unit, three-phase inverter unit, RC filter unit, Grid signal acquisition unit and LCD320x240 unit. The dead time of the designed dead-band unit is adjustable, which can effectively prevent inverter subversion. The experimental results show that the system can not only meet the design requirements, but also make the Grid-Connected effect ideal.

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Periodical:

Advanced Materials Research (Volumes 608-609)

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155-159

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Online since:

December 2012

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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