Using APF the harmonic pollution in power network is effectively restrained.
通过加装有源电力滤波装置，谐波污染问题得到了有效解决。
The applications of inverter aggravate the harmonic pollution of power system.
变频器的大量应用，加重了电网的谐波污染。
In recent years, harmonic pollution issues gradually become the focus of attention in power supply network.
近年，供电网谐波污染问题逐步成为关注的焦点。
Harmonic pollution is relatively serious due to the application of non-linear loads in theatre electrical system.
摘要剧场电气系统中，由于大量非线性负荷的应用，谐波污染问题较为严重。
With the rapid development of power electronics, the problem of power system harmonic pollution becomes more and more serious.
随着电力电子技术的飞速发展，电力系统中的谐波污染问题日趋严重。
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 harmonic pollution of power system is becoming more and more serious with the using of power electronic equipment in power system.
随着电力电子装置在电力系统中的大量应用，电力系统的谐波污染问题日益严重。
And it is the key to improve the quality of electric energy, energy saving and environmental protection and control of harmonic pollution.
而控制谐波污染又是提高电能质量、节能环保增效的关键。
The results of field running show that it has quick adjustment speed, accurate compensation, preferable reliability and no harmonic pollution.
实际现场运行表明，该型消弧线圈具有调节速度快，补偿精度高，无谐波危害，且无机械动作可靠性高等特点。
Its output current will produce serious harmonic pollution, and if without using a precise PLL, its transformation efficiency will be decreased.
其输出电流滤波不但会对电网产生严重的谐波污染，同时其输出电流锁相不精确会降低系统的转化效率。
In order to restrain harmonic pollution and improve power system quality, power factor correction (PFC) circuit is applied in pre-stage of power supply.
为了抑制谐波污染，改善电网品质，目前多在电源前级加入功率因数校正环节。
The results of experimental operation of APF in the harness of harmonic pollution from the exciting power source for heavy-hydronium accelerator are given.
最后，给出了重离子加速器励磁电源在谐波治理方面的实验运行结果。
In order to improve the power quality, Active power filter is used to compensate harmonic current of nonlinear load to decrease harmonic pollution of the grid.
为了提高电能质量，通常采用有源电力滤波器来补偿非线性负载的谐波电流，以减小谐波对电网的污染。
Installation filter in power system to control harmonic pollution could effectively reduce the system loss and avoid harmonic resonance or current amplification.
在电网中安装滤波器来治理谐波污染，可以有效地降低系统网损，能够避免谐波谐振或电流放大。
The results show that the harmonic pollution of power grid is the basic reasons leading to the unit interconnected failure and the proposed measure is effective.
结果表明，电网谐波污染是机组并网失败的根本原因，并验证了该措施行之有效。
On the basis of Longkou Mining Group mine harmonic pollution, and harmonic pollution to electric network power equipment and power supply into the effect and harm.
本文根据龙矿集团矿区电网谐波污染状况，及谐波污染给矿区电网供用电设备和供电电能质量带来的影响和危害。
Shunt Active Power Filter SAPF is an effective means of harmonic pollution control, and compensation can effectively suppress the harmonic components in the power grid.
并联型有源电力滤波器（SAPF）是治理谐波污染的有效手段，能有效的抑制和补偿电网中的谐波成分。
Harmonic analysis and elimination system based on hybrid active power filter is proposed in this article to solve the serious problem oi harmonic pollution in power grid.
针对越来越严重的电网谐波污染问题，提出了基于混合有源滤波器的解决方案——电网谐波分析与治理一体化系统。
Harmonic pollution in ship electronic power system is becoming more and more serious, power quality comes down and different kinds of fault and accident happen continually.
船舶电力系统的电网谐波污染日益严重，电能质量下降，由谐波引起的各种故障和事故不断发生。
Thyristor cascade control system is a low-cost system, but the traditional cascade control system has some shortages, such as a low power factor, serious harmonic pollution etc.
晶闸管串级调速系统是一种廉价、简易的调速系统，但是传统串调系统存在着诸如功率因数低、谐波污染严重等弊端。
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。
The active power Filter, which can compensate simultaneously the harmonics and reactive power of non-linear loads, is good method to eliminate the harmonic pollution in power system.
采用有源滤波器就地吸收谐波源所产生的谐波电流，是消除或限制电力系统谐波污染的一种有效的措施。
The harmonic pollution control is inevitable. In order to detect accurate harmonic content of the power system, the most important problem to solve is harmonic detection and analysis.
谐波治理势在必行，而首要解决的问题就是谐波检测和分析，确切掌握电网中谐波的实际情况。
Through the analysis to the cause of low voltage reactive compensation invalidation in actual operation, it is proved that the harmonic pollution can affect the reactive power compensation.
通过对实际运行中低压无功补偿失效的原因分析，论证了谐波污染对无功功率补偿的影响；
Speed regulation system using cascade control method with thyristor is a low-cost system, but the classic system has some shortages, such as low power factor, serious harmonic pollution and etc.
晶闸管串级调速系统是一种廉价、简易的调速系统，但是传统串调系统存在着诸如功率因数低、谐波污染严重等弊端。
Power electronics broad application in power systems brings serious harmonic pollution. This paper introduces harmonic harm, the measure of restraining harmonic and the basic principle of filter.
电力电子装置的广泛应用，给电力系统造成了一定的谐波污染，文中简要论述谐波的危害、谐波的治理措施及无源滤波器和有源滤波器的基本原理。
However, because of its nonlinear characteristics, the switching power supply resulting input current contains a large number of odd harmonics, which cause serious harmonic pollution for the grid.
然而由于其非线性的特性，导致其输入电流中含有大量奇次谐波，对电网造成了严重的谐波污染。
Because of the severe pollution of electrical network harmonic, the harmonic restrain has become an important task of power supply bureau.
由于电网谐波污染严重，对谐波的抑制已成为供电部门的重要任务。
Because of the severe pollution of electrical network harmonic, the harmonic restrain has become an important task of power supply bureau.
由于电网谐波污染严重，对谐波的抑制已成为供电部门的重要任务。
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