对电压无功的调节原理进行了分析。
提出了一个变电站电压无功综合控制专家系统。
An expert system of voltage and reactive power control for substation is presented.
所以，本设计采用了九区域电压无功模糊边界控制策略。
So, improved nine-zone fuzzy boundary control policy is adopted in this design.
本文对电压无功协调控制系统的结构和控制策略进行了研究。
This article has discussed the system structure and the control strategy of the voltage and reactive power coordinated control system.
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。
An algorithm for voltage and reactive power control device based on expert system is proposed.
介绍了一种基于混成控制理论的变电站电压无功综合控制策略。
Based on hybrid control theory, this paper introduces an integrated control strategy of voltage and reactive power in substation.
通过以上研究，最终较好的实现了变电站电压无功的综合控制。
Finally, voltage and reactive power integrated control is achieved well through the research.
由于电压在整个电网中的重要性，电压无功控制越来越引起注意。
Due to the importance of voltage quality in power systems, the control of voltage and reactive power becomes more and more attractive.
现有变电站电压无功控制装置的控制策略主要是依据九区域图法。
The control strategy of VQC system adopts nine-zone diagram control strategy in these days.
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。
The voltage and reactive power control system for substations can improve voltage quality and reduce the active power loss.
介绍了变电站电压无功综合调节的两种方法、区图法控制和模糊控制。
Two ways of voltage and reactive power comprehensive regulation of substation are presented in the paper, which are nine-area control and fuzzy control.
电压无功自动控制(VQC)技术在应用中有不少具体问题需研究解决。
In the application of the voltage quality control (VQC) technology, many practical issues need to investigate and resolve.
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。
Now the automatic controller of voltage and reactive power has become an indispensable technical support for unattended substations.
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。
The difficulty of rectifying strategies for voltage and reactive power control devices is solved w…
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。
In this paper, reactive power control system is developed and designed based on existing power management platform.
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。
The voltage and reactive power control system can improve voltage quality and reduce the active power loss.
针对现有变电站电压、无功控制装置存在的问题，提出了一种电压无功控制方案。
Aiming at the problems existing in present voltage and reactive power control device of substation, puts forward a reactive power control project.
九域图原理是电压无功控制的成熟理论，但在处理三绕组变压器时有一定的难度。
The nine-zone graph theory is widely recognized in reactive power optimization but hard to deal with three-coil transformers.
系统由主站系统、变电站电压无功实时控制子系统（VQC）和通信子系统构成。
This system consists of main station system, voltage and reactive-power real-time control subsystem(VQC)and communication subsystem.
该系统由主站系统、变电站电压无功实时控制子系统(VQC)和通信子系统构成。
This system consists of main station system, voltage reactive real-time control subsystem (VQC) and communication subsystem.
在变电站安装电压无功综合控制装置是实现电压自动控制和无功优化的一种有效方法。
Installation of voltage reactive comprehensive device in substation is an effective way to realize voltage automatic control and reactive optimization.
县级电网的电压无功控制问题是一个多约束条件、多变量、非线性的复杂数学规划难题。
Reactive power optimization control in county power system is a great complex nonlinear mathematical programming problem, which has many variables and large constrains.
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。
Five-zone theory is of voltage and reactive power control (VQC), different from the classic nine-zone theory in control target.
提出了采用单相statcom实现平衡化补偿的两种主电路结构及电压无功综合控制方法。
Two kinds of main circuit configuration and integrative voltage reactive power control scheme for balancing compensation with single phase STATCOM are proposed.
通过对超短期负荷预测理论的分析和研究，提出了基于超短期负荷预测技术电压无功控制策略。
Based on the theoretical study and analysis of super short time load forecasting, this paper proposed voltage and reactive power control strategy based on super short time forecasting.
县级电网电压无功综合控制系统是进一步降低电网有功损耗、提高县级电网电压水平的有效措施。
Reactive power control system of county grid is a very beneficial tool to reduce the loss of active power and upgrade the level of voltage of county grid.
针对目前变电站电压无功控制系统存在的缺陷，提出了在调度端实现智能区域电压无功控制的系统设计。
A scheme of implementing the intelligent regional voltage and reactive power control (VQC) system in the control center is presented to solve the limitations of VQC system in substations.
本文采用分层分布式结构构建电压无功协调控制系统，系统由管理级、变电站控制级和现场控制级构成。
In this article, structure of layering and distributing is introduced and the coordinated control system consists of the supervisory level, the substation control level and field control level.
对基于九区图变电站电压无功控制策略进行分析，指出其控制策略存在的问题，并提出了相应的改进措施。
Analyzes the control strategy for wattless voltage in substation based on nine-zone diagram, points out the problems existing in control strategy and corresponding improvement measures.
对基于九区图变电站电压无功控制策略进行分析，指出其控制策略存在的问题，并提出了相应的改进措施。
Analyzes the control strategy for wattless voltage in substation based on nine-zone diagram, points out the problems existing in control strategy and corresponding improvement measures.
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