为了抑制电流换相期间的浪涌电压，逆变器采用最佳相角控制。
The inverter uses opetimal phase angle control scheme to suppress the surge voltage during the commutation of current.
分析了系统的电路原理、幅值控制、相角控制及功率因数控制的实现方式。
It analyzes the circuit principle of the system, amplitude control method, phase control method and realization of the power factor control.
该方法将为建设基于全网相角测量的安全稳定监测与控制系统提供一项技术基础。
The method will provide a technical foundation for developing a safe and stable monitoring and control system based on the whole net phase angle measurement.
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