This paper describes the VAR control and practice problem in wind power, its traditional solution and its limitation.
文章介绍风力发电中无功控制的难题和在应用中出现的问题,以及传统的解决方法及其缺陷。
Adopting this criterion, the switching times of loaded taps can be efficiently decreased and the voltage quality improved, while the var control times and var compensation effect keep unchanged.
采用该判据,可以在保持无功调节次数和无功补偿效果不变的情况下,有效地减少有载分接开关的调节次数并提高电压质量。
This topic research and develop SVC (Static Var Compensator) control system based on DSP, was the embeded system computer technology and electric power electronic technology integrate example.
本课题研究开发了基于DSP的SVC(动态静止型无功补偿)控制系统,是嵌入式计算机技术与电力电子技术结合的一个实例。
For a Data Table control, the Binds to multi-valued option would be selected, and Attribute for repeating values would be set to var.
对于一个DataTable控件,绑定至多个值选项将会被选中,而重复值属性将会设置为var。
In above the foundation of a few problems putting forward the adaptability for VAR in our country and its reason why risk control is not adaptability for single stock.
在上述几个问题的基础之上提出了VAR在我国的适应性及其对于单只股票风险控制不太实用的原因分析。
In this paper, test results on dynamic models of static var compensators as chief means to control the node-voltages and reactive power flows in power systems are described.
文中概述了利用静止无功补偿器作为电力系统无功补偿及电压控制的主要手段在动态模型上的试验研究结果。
A novel Advanced Static Var Generator (ASVG) based on current control is proposed in terms of the Substitution Theorem in circuit theory.
为了研究新型的静止无功发生器,用电路理论中的替代定理,提出了一种基于电流控制的静止无功发生器(ASVG)的原理。
A new method of accurately setting reference values of power factor in the control of static var compensation (SVC) is introduced.
介绍了一种在静止无功功率补偿(SVC)控制中精确跟踪功率因数参据量的方法。
The simulation results of the classic New England system equipped with several static var compensators(SVC) show the effectiveness and flexibility of the control scheme.
以装有多个静态无功补偿器的新英格兰系统为例进行数字仿真研究,验证了控制策略的有效性和灵活性。
The activity of polyphenol oxidase (PPO) inlactuca sativa var. angustata was analyzed using heat treatment method to control its enzymatic browning.
研究了热处理法钝化苔干多酚氧化酶(PPO)活性,从而控制酶促褐变的工艺条件及效果。
As for the electronic device, the dissertation developed a new model of static var compensator (SVC), which includes TCR branch, SVC control circuit and filter branch.
对于现代电力电子装置的建模,本文提出了一种包含有TCR支路,SVC控制回路和滤波器支路的实用静止无功补偿器(svc)的动态相量模型。
The VAR method is the main one which should be adopted by commercial banks in order to control market risk. While the monitoring institutions should focus on the prevention of risk infection.
VAR方法是商业银行控制市场风险应当采用的主要方法,而防止风险传染是监管机构的监管重点。
The nonlinear robust control method is adopted in advanced static VAR generator (ASVG) control.
将非线性鲁棒控制方法用于先进的静止无功发生器(ASVG)的控制。
A nonlinear control design approach based on differential geometric control theory and nonlinear control strategies of advanced static VAR generator (ASVG) are presented in this paper.
基于微分几何控制理论中的零动态设计方法,首次提出了新型静止无功发生器(ASVG)非线性控制的设计方法和相应的控制规律。
This paper introduces the control principle, parameters selection, calculation and energy saving character of the low voltage TSC local dynamic var compensator.
介绍安钢低压就地TSC动态无功补偿的控制原理、参数选择、数据设定及节能分析;
The control principle, design idea and engineering fulfilment of TCT static var compensator in unbalanced three-phase system are introduced.
介绍了三相不平衡系统静止型动态无功补偿装置的控制原理、设计思想及工程实现。
The compensation device is shunt static var compensator which includes 4 main parts: main circuit, measuring circuit, control circuit and drive circuit.
该补偿装置是并联型静止无功补偿装置,由主电路、检测电路、控制电路、驱动电路四部分组成。
Study was conducted to investigate into fermentative condition of the control of chironomidae larvae(red worm) with Bacillus thuringiensis var.
用于摇蚊幼虫(即红虫)防治的菌种发酵条件。
Study was conducted to investigate into fermentative condition of the control of chironomidae larvae(red worm) with Bacillus thuringiensis var.
用于摇蚊幼虫(即红虫)防治的菌种发酵条件。
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