We analyzed the characteristics of the PCH model of ac machine. These included: energy balance, dissipation, passivity etc.

并且分析了各种交流电机pch系统模型的特性，包括：能量平衡特性，耗散特性，无源特性等等。

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And after the discrete mathematic model for stability analysis and design a set of military reinforcement machine load of embedded system with ac servo device combined with the dynamic control system.

并对离散化后的数学模型进行稳定性分析，设计了一套以军用加固机加载嵌入式系统与交流伺服装置相结合随动控制系统。

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