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TRANSPOSITION BATTERY BALANCING ALGORITHM IN MULTILEVEL INVERTERS FOR ENHANCEMENT OF DC POWER SOURCE UTILIZATION FACTOR AND REDUCED THD
TRANSPOSITION BATTERY BALANCING ALGORITHM IN MULTILEVEL INVERTERS FOR ENHANCEMENT OF DC POWER SOURCE UTILIZATION FACTOR AND REDUCED THD
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机译:多电平逆变器中的换位电池平衡算法,用于增强直流电源利用率和降低总谐波失真
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摘要
With the promising growth of micro grids and HEVs, the final power quality delivered by an inverter and longevity of the input DC voltage sources has become a subject matter of concern.The conventional multilevel inverter topologies give AC voltages with higher Total Harmonic Distortion (THD) leading to a lower power quality. Also, the unequal usage of the DC sources involved, leads to a poor Power Source Utilization Factor(PSUF) of the DC sources.This project presents a 3 phase H-Bridge inverter topology with improved line to line power quality features with THD reduced considerably. The proposition of improving Power Source Utilization Factor (PSUF) is achieved by incorporating a novel transposition technique(a new battery balancing algorithm). A comparative study was made to validate the findings. The theoretical simulation results and the hardware results for the gate pulses are done in MATLAB
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