次级采用辅助网络的ZVZCSPWM全桥变换器

Zero-Voltage and Zero-Current-Switching(ZVZCS) PWM Full-bridge Converter Using Secondary Auxiliary Circuit

介绍了一种新型的ZVZCSPWMDC/DC全桥变换器 ,通过在次级加上一个简单的辅助网络 ,可实现超前桥臂的零电压开关和滞后桥臂的零电流开关。分析了它的工作原理和参数设计 。

A new ZVZCS PWM DC/DC full bridge converter is proposed, which realizes ZVS for leading leg and ZCS for lagging leg by using a simple auxiliary circuit. The operation principle and parameter design are analyzed and experimental results are provided.