【摘要】 分析了一种移相全桥零电压开关ZVS DC/DC变换器的原理,围绕软开关实现、整流桥选用及其寄生振荡的抑制、电压型单环控制等问题进行了讨论,给出了基于TMS320LF2407的全数字控制实现方案,设计了系统的硬件和软件,最后进行了实验,给出了实验波形。更多还原

【Abstract】 The principle of phase-shifted full-bridge zero voltage switching ZVS DC/DC converter was analyzed,surrounding the realization of soft switching,and rectifier bridge selection and parasitic oscillation suppression,voltage type single-loop control and other problems were discussed,the actualizing project of full digital control based on the TMS320LF2407 was given,the hardware and software of system was designed,at last,the experiment carried out,and the experimental waveform was given.更多还原