基于DSP控制的三相电压型PWM整流器的研究

A Study on the Three-Phase PWM Rectifier Based on DSP Control

本研究以数字信号处理器TMS320LF2407为核心控制器,分析了采用直接功率控制策略的三相电压型PWM整流器实验平台的设计,介绍了主电路及其辅助电路的设计,电感、电容等硬件电路和软件程序的设计。实验结果表明,采用直接功率控制的三相PWM整流器具有高功率因数,高效率,谐波含量低等优点。

The three-phase PWM rectifiers experimental platform is built in the laboratory with the use of TMS320LF2407A（a control core） and direct power control strategy.The paper introduces the design of main circuit,auxiliary circuit and hardware circuit including inductance,capacitance,etc.and also gives the design of the software.The result prove that the three-phase PWM rectifier using the direct power control strategy can achieved high factor,high efficiency and low harmonics.