本研究在探討使用共用單相二極體整流器的多負載系統搭配輔助轉換器改善其諧波電流問題與提供系統回生功能 This study presents a common single-phase diode rectifier for multi-load system. The advantages of common single-phase diode rectifier are simplicity, reliability, and cheapness. However, the diode rectifier draws significant harmonic current from the uti