电力系统电压稳定性是一个具有挑战性的问题。

Power System Voltage Stability is a challengeable problem .

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电压稳定性软件离不开人机系统的支撑。

The MMI is must to the software of Power System Voltage Stability.

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当网格电压和频率很稳定时，双馈系统工作的很好。

Double feed systems work well if the grid voltage and frequency is very stable.

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研究了一种新的提高系统电压稳定性的方法——二次电压控制。

Study on Strategy of Secondary Voltage Control in Power System;

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研究了一种新的提高系统电压稳定性的方法——二次电压控制。

Study on Strategy of Secondary Voltage Control in Power System;

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