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1·An expert system of voltage and reactive power control for substation is presented.

提出了一个变电站电压无功综合控制专家系统。

2·An algorithm for voltage and reactive power control device based on expert system is proposed.

提出了一种基于专家系统的变电站电压无功控制装置设计方案。

3·The difficulty of rectifying strategies for voltage and reactive power control devices is solved w…

实现了动作策略可编程，彻底解决了电压无功控制装置策略修改的困难。

4·The voltage and reactive power control system can improve voltage quality and reduce the active power loss.

电压无功控制系统对于提高电压质量，降低电网的有功损耗有着重要的意义。

5·In this paper, reactive power control system is developed and designed based on existing power management platform.

本文在已有的县级调度平台基础上，开发设计了电压无功综合控制系统。

6·The voltage and reactive power control system for substations can improve voltage quality and reduce the active power loss.

变电站电压无功控制系统可提高电压的质量和降低电网的有功损耗。

7·Secondly, the instantaneous reactive power theory and it 's application to reactive power control and detection are introduced.

其次，论文还介绍了瞬时无功功率理论及其在无功控制和无功检测方面的应用。

8·Five-zone theory is of voltage and reactive power control (VQC), different from the classic nine-zone theory in control target.

五区图控制理论是一种控制对象与传统九区图完全不同的电压无功综合控制(VQC)原理。

9·The software structure of the reactive power control system is designed and dynamic reactive power optimization model is established.

设计了无功优化控制系统的软件体系结构，建立了动态无功优化数学模型。

10·To reduce the impact of icing on a power grid, a method based on the controllable line losses by reactive power control is presented.

为减小覆冰对电网正常运行的影响，提出了一种输电线可控线损防覆冰无功优化控制方法。