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LLC谐振变换器闭环控制方式

 请问这里的2P2Z闭环控制是什么意思?

  • 就是PI调节器,他是两个零点两个极点的调节器,LLC的原理你应该理解吧。输出电压通过类似PI调节器的2P2Z调节器去设定合适的PWM频率,以调整到当前负载的最佳谐振频率