摘要
介绍了两种防止PWM全桥逆变电源输出变压器单向偏磁的简易方法 ,并给出了实用电路 ,分析了其工作原理。该电路的有效性在 4 0 0Hz 3.5kW的SPWM全逆变电源中得到了验证。
In this paper, two kinds of simple methods, which are used to restrain the flux imbalance for the output transformer of full bridge single phase inverter circuit,are introduced. The circuit applied in practical system is presented, and its working algorithm is analyzed. The effectiveness of this circuit is proved in a 400Hz 3.5kW SPWM inverter power supply.
出处
《电力电子技术》
CSCD
北大核心
2003年第2期44-45,共2页
Power Electronics
