电压控制器 meaning in English

potential attenuator
voltage controller

By analyzing load voltage characteristics , this thesis does some simulations of frequency dynamics of power system with or without voltage controllor and provides referenced idea of how to harmonize voltage and frequency emergency control when accident happen
论文在分析系统负荷的电压特性的基础上，对有无电压控制器的系统动态频率特性进行仿真，并为在发生事故的暂态过程中，电压、频率的紧急控制如何协调提出参考意见。