Under this environment, voltage instability may result when reactive power support is insufficient.
在这一环境下，如果无功功率支持不足，就可能出现电压失稳。
Reactive power support is an important part of the ancillary services in power markets. The cost of reactive power production in power plants is discussed.
无功功率服务是电力市场辅助服务的一个重要组成部分，对发电厂的无功生产成本进行了探讨。
What's more, the enhancement of voltage stability of Jiangsu system, through static var compensator(SVC)providing dynamic reactive power support, was studied.
还就采用静止无功补偿器（SVC）提供动态无功支持，提高江苏系统电压稳定性进行了研究。
SVC is used in power system for the purpose of reactive power support and voltage control. Wide area measurement system (WAMS) has been widely used in modern power systems.
SVC已经广泛应用于电力系统的无功支持和电压控制，广域测量系统在国内外也已有许多工程应用。
Now the automatic controller of voltage and reactive power has become an indispensable technical support for unattended substations.
电压无功自动控制装置已成为变电所实现无人值守不可缺少的技术支撑。
The function of the IGBT inverter is to support utility fundamental voltage and to compensate the reactive power. The MOSFET inverter fulfills the function of harmonic current compensation.
IGBT逆变器的作用是提供基波电压，并补偿无功功率，MOSFET逆变器则实现消除谐波电流的功能。
The optimal control with the voltage as its objective is designed to rapidly respond to the reactive power need of power network for voltage support.
结合现场实际运行情况，设计了以电压为控制目标的最优控制方法，装置快速响应电力系统无功需求，提供电压支撑。
The optimal control with the voltage as its objective is designed to rapidly respond to the reactive power need of power network for voltage support.
结合现场实际运行情况，设计了以电压为控制目标的最优控制方法，装置快速响应电力系统无功需求，提供电压支撑。
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