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。
The harmonic and reactive power becomes the major factors which influence the quality of electrical energy.
谐波和无功成为影响电能质量的主要因素。
The composite compensation of harmonic and reactive power of electrified railways needs reactive power dynamic compensation.
综合治理电气化铁道的谐波和无功均要求动态补偿无功功率。
Therefore, based on the theory of three-dimensional space power, this paper proposed to infer the new fast algorithm to compensate harmonic and reactive power.
因此本文在三维空间功率理论基础上，推导新的快速补偿谐波和无功的算法。
Compare with the traditional compensation method towards the harmonic and reactive power, APF has a huge technological superiority and good prospects for development.
和传统的谐波和无功补偿方法相比，有源滤波器有巨大的技术优势和良好的发展前景。
Finally, good simulation results illustrate that various active power filters are designed in the text can compensate harmonic and reactive power of the system, have good dynamic performance.
最后，良好的仿真结果表明本文设计的各种有源电力滤波器能有效地补偿系统中的谐波和无功功率，且具有良好的动态性能。
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。
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。
Active power filter is used for dynamic harmonic suppressing and compensation reactive current, which can effectively improve power network quality.
有源电力滤波器用于动态抑制谐波和补偿无功，可以有效地改善电网质量。
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。
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 test results show that this method is feasible for real time detection of harmonic and reactive current of the active power compensator. The circuits are very simple.
实验结果表明，这种检测方法是可行的，而且电路非常简单，可用于实时检测有源电力补偿器的谐波与无功电流。
In a word, reactive power compensation and harmonic current restrain have become one of the most important problems.
总之，无功功率的补偿和谐波电流的抑制已经成为港口电气系统设计中最重要的问题之一。
Instantaneous reactive power theory applied on harmonic and reactive current real-time detection is presented in this paper.
介绍了瞬时无功功率理论在谐波和无功电流实时检测方面的应用。
And the transformer can carried out the analysis and calculation of harmonic, phase discrimination, power factor, active and reactive power together with PC.
该互感器与PC机配合，可完成电力系统的谐波分析、鉴相、功率因数及有功、无功功率的分析计算。
The unified power quality conditioner (UPQC) is a kind of novel harmonic and reactive compensation equipment by combining the series active filter and shunt active filter.
统一电能质量调节器(UPQC)是结合串联有源滤波器和并联有源滤波器的一种新型谐波和无功补偿装置。
Due to the problem of reactive power compensation and harmonic pollution becoming serious in mine system, TCR reactive compensation system for load of mine DC elevator was designed.
由于煤矿系统无功补偿和谐波污染问题日趋严重，设计了以矿井直流提升机为负载的TCR无功补偿系统。
This control principle can improve the control of power quality and effectively compensate the harmonic currents at load side, reactive power and negative sequence current.
该控制方法能改善系统电能质量的调节，有效地补偿负荷侧谐波电流、无功功率和负序电流。
Theoretic analysis and operation results confirm that the filter can resolve the demand of harmonic restraint and reactive power compensation effectively, and has good engineering application effect.
理论分析和现场运行情况表明，该有源滤波器能有效解决实际工况下对电网谐波抑制和无功补偿的需求，具有很好的工程应用效果。
It is thoroughly considered in this new method that harmonic attenuation, reactive power compensation, mistuning, background harmonic and resonance with power line impedance.
该方法较全面地考虑了谐波治理、无功补偿、背景谐波、失谐、与电网阻抗的串并联谐振等问题。
When capacitors are used for reactive power compensation under harmonic load, the harmonic current would be seriously amplified, and the system would be taken into probably resonance.
在谐波负载下用电容器进行无功补偿时，会产生谐波电流严重放大、甚至引起谐振的现象。
Reactive power and harmonic can decrease power network quality and traditional compensators with contactor switch have some drawbacks.
由于存在无功功率和谐波，从而引起电网质量下降，传统的接触器投切补偿电容器存在诸多不足之处。
A new harmonic detection way based on the single-three phase method and instantaneous reactive power theory was adopted to detect single-phase power system.
采用了单相-三相构造法和瞬时无功理论的谐波检测方法来检测单相系统。
A new method is proposed, based on the instantaneous reactive power theory, to detect high frequency harmonic current and instantaneous reactive current applying high pass filter simultaneously.
基于瞬时无功功率理论提出了一种应用高通滤波器同时检测高次谐波电流和无功电流的新方法。
The actualization of optimal power flow control of solar cell power system and the compensation of reactive power, harmonic distortion are discussed.
文中还讨论了太阳电池发电系统最佳功率流控制的实现方法以及补偿无功功率和谐波失真等问题。
The article analyzes reactive power compensation and harmonic restraining in power electronic system.
对电力电子系统的无功功率与谐波抑制方法进行分析。
Controlling harmonic and compensating reactive power are important parts in power systems.
谐波的抑制以及无功功率补偿是电力系统的重要组成部分。
Holbesun Electric gathered leading products, systems and solutions, is harmonic management, reactive compensation and power quality optimization area is the industry leader in professional supplier.
赫伯孙公司汇集了领先的产品、系统和解决方案，是谐波治理、无功补偿和电能质量优化领域具有行业领先地位的专业供应商。
Holbesun Electric gathered leading products, systems and solutions, is harmonic management, reactive compensation and power quality optimization area is the industry leader in professional supplier.
赫伯孙公司汇集了领先的产品、系统和解决方案，是谐波治理、无功补偿和电能质量优化领域具有行业领先地位的专业供应商。
应用推荐