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.
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.
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…
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.
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.
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.
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.
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.
针对现有变电站电压无功控制系统存在的问题，提出了一种应用DSP控制器实现电压无功综合控制的方案。
The system based on DSP is proposed to solve the problems of voltage and reactive power integrated control in a substation.
本文介绍了变电站专家系统的组成以及目前在编制操作票、故障诊断、电压无功控制、在线培训等方面的应用。
In this paper, the composition of the substation expert system, and its application in weaving operation ticket, fault diagnosis, VQC and training online have been introduced.
控制参数的引入可以使电压无功控制装置根据系统运行状态不断修正电压和无功的上下限值，从而使控制策略具有一定的自适应性。
The control parameter can help to modify the voltage and reactive power's upper limit and lower limit, which make the control tactics adaptive.
为避免谐波问题造成的电容器等设备损坏，提出了根据电容器和电抗器的滤波能力，把谐波抑制功能加入电压无功控制（VQC）装置。
To avoid device damage caused by harmonic wave, a VQC device integrating harmonic suppression function is presented in terms of the filter capability of capacitor and reactor.
对基于模糊控制的电压无功控制的基本模糊控制器设计方法进行了探讨，并指出了今后模糊控制理论在电压无功综合控制方面的应用方向。
The design methods of basic fuzzy control for FVQC is introduced, and the foreground of fuzzy control theory application in VQC in the future are also pointed out.
本文通过分析无功功率平衡和电压水平的关系，指出了电力系统电压调整的复杂性，然后讨论了变电站电压无功控制的原理，给出了控制的数学模型。
In this paper the complexity of voltage control in power system is discussed through the analysis of relationship between power system balanced states of voltage and reactive power.
首先分析电压无功控制原理，考虑了分接头的变化及电容器组的投切对无功和电压的综合影响，针对电压、无功的各种运行控制区域给出了相应调节策略。
The regulating tactics are provided on different control zone of voltage and reactive power, according to integrated influence of voltage and reactive power with tap change and capacitor action .
电压控制和无功功率的控制是分不开的。
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。
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.
给出了采用链式STATCOM实现平衡化补偿的主电路结构及电压-无功综合控制方法。
Main circuit configuration and integrated voltage-reactive power control scheme for balancing compensation with cascade inverters based STATCOM is proposed.
本文提出了能同时改善电力系统功角稳定和装设点电压动态特性的用于静止无功补偿器(svc)的变结构控制器设计方法。
A variable structure controller for Static var Compensator (SVC) which can improve power Angle stability of power system and local voltage characteristics of SVC is proposed.
所以，现代电力系统中的无功功率与电压控制是一个非常重要的问题，需要很好地解决。
So reactive power and voltage control in modern power system is a very important problem that need to solve well.
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.
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.
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.
提出在基于本地测量参数的UPFC的应用级控制中采用“无功电流控制”和“电压注入控制”的模式。
In view of local measurements on implication and control of UPFC, the control mode of reactive currents control and voltage injection should be used.
论文的研究结果表明，在配电网中，采用新的无功电压控制策略和应用FACTS控制器可以获取很好的技术经济效益。
The results show that much techno-economic benefits can be obtained by using new control strategy of reactive power-voltage and extending the utilization of FACTS controller in distribution network.
论文的研究结果表明，在配电网中，采用新的无功电压控制策略和应用FACTS控制器可以获取很好的技术经济效益。
The results show that much techno-economic benefits can be obtained by using new control strategy of reactive power-voltage and extending the utilization of FACTS controller in distribution network.
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