实例计算表明，换流站合适的无功补偿及直流控制方式有利于电压稳定。

Numerical examples prove that adequate inactive power compensate and DC control model can improve voltage stability.

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轻型直流输电是一种新型的直流传输技术，采用电压源型(vsc)换流站以及PW M控制技术。

HVDC Light is a new HVDC transmission system, based on Voltage Source Converters (VSC) and Pulse Width Modulation (PWM).

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