segunda-feira, 18 de janeiro de 2010
DEVELOPEMENT OF HIGH-FREQUENCY TRANSFORMER INVERTER TOPOLOGIES FOR SMALL-POWER GRID-CONNECTED PV INVERTERS
ALAN WANG,BRUCE CHEN,AND YIN-YU TZOU-POWER ELECTRONICS IC DESIGN AND DSP CONTROL LAB.
DEPT. OF ELECTRICAL AND CONTROL ENGINEERING NATIONAL CHIAO TUNG UNIV ,HSINCHU,TAIWAN.
this paper presents a review of the state-of-the-art developement of small-power grid-connected inverter topologies for practical implementation.Unique requeriments for small distributed power generation system include low cost,high efficiency and tolerance for an extremely wide range of input voltage variations.Selection guide lines are give based on applications requirements and cost consideration.Special attentions are focused on the analysis of switch utilization factor in comparing competitive inverter topologies