DSP控制的在线式半桥逆变器APFC的研究

Study of APFC with On-Line Half-Bridge Inverter controlled by DSP

分析了在线式半桥逆变器APFC电路的工作原理,给出了原理图,提出了基于DSP的数字控制方法。对APFC的控制模型进行了仿真,并在此基础上进行了实验,得到了较为满意的实验结果。

In this paper,the principle of APFC with half-bridge inverter is analyzed,and the sketch map is given.The digital control scheme based on DSP is presented,and the control model of APFC is simulated.The experiment has been conducted to verify the proposed circuit.The results are satisfactory.