然后将此模型变换成最小相位系统，在此基础上设计了基于无源理论的反馈控制算法，给出了闭环系统稳定性证明，保证被控系统的误差渐近收敛。
Based_on the passive theory, the feedback control algorithm was proposed to make the controlled system asymptotically converge in the premise that the controlled system has minimum phase.
论文首先建立了逆变器的模型，然后对状态反馈控制、重复控制、PID控制和无差拍控制算法进行了理论分析。
Firstly this paper builds the inverter model. Secondly it makes theoretical analysis on feedback control, iteration control, PID control and dead beat control.
论文首先建立了逆变器的模型，然后对状态反馈控制、重复控制、PID控制和无差拍控制算法进行了理论分析。
Firstly this paper builds the inverter model. Secondly it makes theoretical analysis on feedback control, iteration control, PID control and dead beat control.
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