The simulation results show that the PWM rectifier has the merits of low overshoot of starting direct voltage, high speed of response and excellent dynamic and static performance.
仿真结果表明：PWM整流器启动时的直流电压超调量小，响应速度快，具有极佳的动静态性能。
PWM rectifiers have the characteristics of large power factor, bidirectional power flow and constant direct voltage.
PWM整流器具有功率因数高、能量可双向流动、直流电压恒定等优点。
In this connection it is endeavoured to reduce the risk of an increase in voltage in a circuit with several direct voltage sources.
在这方面，试图减少在具有几个直流电压源的电路中产生电压升高的风险。
The characters of waste water treatments using dielectric barrier discharge, pulsed high direct voltage discharge and contact glow-discharge cold plasma are analyzed.
分析了无声放电法、高压脉冲直流放电法和接触辉光放电法低温等离子体直接处理废水技术的特点。
The characters of waste water treatments using dielectric barrier discharge, pulsed high direct voltage discharge and contact glow-discharge cold plasma are analyzed.
分析了无声放电法、高压脉冲直流放电法和接触辉光放电法低温等离子体直接处理废水技术的特点。
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