PWM变换器是典型的时变非线性系统,本文通过模糊控制策略,建立了该变换器精确的数学模型,并对该模型在模糊控制下的特性进行了仿真分析,并对比分析了PID控制的特性。通过仿真试验,验证了模糊控制自身的独特优势,更加深入地研究了该型控制策略的规律特征,为下一步研制样机奠定了理论基础。%PWM converter is a typical time-changing nonlinear system.In this paper,an exact model has been established to analyze and simulate its characteristics under fuzzy controlling strategy.By comparing the characteristics of PID controlling,this paper testifies the fuzzy controlling results and furthers the rules and characteristics which will lead a deeper study into the controlling strategy on PWM converter and sample converter designing.
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