The control of voltage and reactive power are inseparable.
电压控制和无功功率的控制是分不开的。
One of the reason leading to a blackout is reactive power that went out of the control.
其中导致停电的一个主要的原因就是无功功率失去了控制。
In the power system of reactive power balance layer, to reduce the flow path, reduce the reactive power transmission loss.
电力系统中无功的分层平衡，有利于减少输电路径上无功的流动，降低电网传输损耗。
Reactive power pricing and the allocation of reactive power cost is the key to the reactive energy market.
在无功电量市场中，关键问题是对无功功率的定价和无功功率成本的分摊。
The rating of a synchronous condenser is the magnitude of reactive power that the unit can supply continuously at rated voltage.
同步调相机的额定容量是调相机在额定电压下能连续提供的无功功率量。
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。
In this paper, we propose and discuss two new control methods for three phase shunt APFs: the sinusoidal line current control method and the instantaneous reactive power compensation control method.
本论文提出三相并联型有源滤波器的两种新的控制方法，即正弦波化控制和瞬时无功功率的控制方法。
In addition, condensers typically have the capability to supply above rated reactive power for short periods of time such as 1.5 times rating for one minute.
此外，调相机一般还具有短时提供超出额定容量无功功率的能力，如一分钟内可达1.5倍额定值。
The study shows that the reactive power service provided by power plant should be compensated for the safe and stable operation of power system.
研究结果表明发电厂的无功服务得到一定的经济补偿，使其可自觉地维持电力系统的安全和稳定运行。
What's more, the enhancement of voltage stability of Jiangsu system, through static var compensator(SVC)providing dynamic reactive power support, was studied.
还就采用静止无功补偿器（SVC）提供动态无功支持，提高江苏系统电压稳定性进行了研究。
Several methods of measuring harmonic and reactive power current are introduced and compared in this paper.
本文介绍了常用的几种谐波和无功电流检测方法，并进行了比较。
Active filters have been used to solve the problem of more and more serious reactive power and harmonic pollution to power systems.
有源滤波器在为解决日益严重的无功和谐波污染问题方面可发挥有效作用。
The calculation results of simple examples also illustrate the scientific rationality and importance of the analysis and calculation of the reactive power cost.
简单算例的计算结果也进一步说明对无功成本进行分析计算的科学合理性和重要性。
The tracing method in meshed transmission networks is applied to both active and reactive power flows.
潮流跟踪法应用于输电网的有功潮流分析和无功潮流分析。
This paper presents four-phase transmission harmonic current detecting method based on instantaneous reactive power theory.
该文提出了基于瞬时无功功率理论的四相输电谐波电流检测方法。
The study on shunt active power filter, which is a novel device compensating harmonics and reactive power current simultaneously, is the focus in the field of power quality control.
并联有源电力滤波器作为一种新型的谐波、无功综合补偿系统，是电能质量控制领域中的研究热点。
The active power filter is a new kind of the power electronic plant restraining harmonic and compensating reactive power.
有源电力滤波器是一种用于动态抑制谐波，补偿无功的新型电力电子装置。
A new method of reactive power pricing is proposed based on reactive running cost.
提出了一种新的无功定价方法——基于最小无功运行成本的无功定价算法。
This paper presents a methodology to determine the adequate reactive power compensation for restoring power flow solvability in the unsolvable severe contingencies.
本文提出了一种方法，以确定适当的无功功率赔偿来恢复在无法解决的严重意外中的潮流解。
ABB's system design also provides additional reactive power during operation, to minimize the new hoist's impact on the surrounding power network.
ABB的系统设计在运行过程中还提供了额外的无功功率以尽量减少新的提升机对周边电网的影响。
As the traditional power flow tracing method is based on the active and reactive power decoupled method, the results obtained by this method is not precision.
在输电成本分摊方面，本文首先指出建立在有功功率与无功功率解耦追踪的基础上的传统潮流追踪方法的不合理性。
The result indicates that it is really feasible to adopt SVC to supply load dynamic reactive power to Jiangsu power grid for increasing voltage stability.
结果表明，现阶段采用SVC提供江苏电网扰动时负荷的动态无功支持，提高电压稳定性是一项可行的措施。
The specific assignment of the task is to provide control system for the equipment about reactive power compensation, to ensure the system run steadily and reliably.
本课题的具体任务是为无功补偿装置提供控制系统，以保障系统稳定、可靠的运行。
This paper presents a reactive power optimization model that is based on successive quadratic programming methods.
介绍了一种无功优化模型，并基于连续二次规划的方法。
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.
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。
Active power filter is a new power electronic plant restraining harmonic and compensating reactive power.
有源电力滤波器是一种用于动态抑制谐波，补偿无功的新型电力电子装置。
Through the comparison, introduced a kind of new-type low-voltage reactive power compensation device and the dynamic performance of the technology and superior to the traditional compensation devices.
通过比较，重点介绍一种新型低压无功动态补偿装置，其各项技术性能，都优于传统的补偿装置。
By means of field oriented control, the decoupling control of active power, reactive power of the system is realized.
采用定子磁场定向的控制方法，实现了有功、无功的解耦控制。
A method of current detect and control for the new active power filter (APF) is presented, which has the ability of canceling harmonic and compensating reactive power at the same time.
提出了一种新型的有源电力滤波器电流检测和控制方法，在补偿谐波电流的同时还可以进行无功补偿。
A method of current detect and control for the new active power filter (APF) is presented, which has the ability of canceling harmonic and compensating reactive power at the same time.
提出了一种新型的有源电力滤波器电流检测和控制方法，在补偿谐波电流的同时还可以进行无功补偿。
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