基于DSP中频逆变器复合控制的实现研究

为了优化中频逆变器的输出性能,提高输出精度,提出将常用的电压、电流双闭环反馈控制和重复控制方法相结合,形成一种复合控制方法。介绍了控制器设计,在Matlab/Simulink中建立了中频逆变器仿真模型,仿真结果表明复合控制方法具有优良的动静态性能。基于复合控制法设计了控制系统的软硬件,实现了基于TMS320F240型DSP的中频逆变器控制系统。实验证明,采用复合控制时中频逆变器有较好的动、静态性能,该方法不失为一种先进的中频逆变器控制方法。

Research on Multiple-control of Mid-frequency Inverter Based on DSP

In order to improve the character of inverter,a new control method should be used.The multiple control method is built on the basis of double closed loop two closed feedback control and repetitive control,the design method of controller is introduced.The simulation model is built and the result proves the character of multiple control method is good.The software and hardware of control system are designed,the control system of inverter is achieved based on TMS320F240 DSP.The experimental results prove that ...