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。
C will cause harmonic flow reactive (power factor) compensation capacitor current increase significantly, resulting capacitor will soon be put into operation in damage.
c谐波将引起流过无功(功率因数)补偿电容器的电流显著增加,造成电容器投入运行不久就损坏。
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。
This paper mainly introduces the power factor control method, reactive power(reactive current) control method, the performance and the applications of the dynamic & static compensation equipment.
文章主要介绍了静、动态补偿装置,其功率因数控制方式、无功功率(无功电流)控制方式、性能及应用场合。
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。
The machine can be operated in sub-synchronous, super-synchronous speeds, minimum rotor current and full compensation when adjusting the speed and reactive power independently.
控制系统可以单独控制电机的转速和无功功率,使其工作在超同步、亚同步、转子电流量最小和全补偿工作方式下。
It improves the quality reactive current compensation effectively and the power factor highly with lower capacitor costing and switching frequency.
它不仅有效地提高无功电流的补偿质量,改善了供电系统的功率因数,而且并联电容的成本和投切频率都很低。
This paper analyses the problem of reactive-current and negative-sequence power general compensation.
本文针对电网中负序和无功功率的综合补偿问题进行了分析和研究。
The function of the IGBT inverter is to support utility fundamental voltage and to compensate the reactive power. The MOSFET inverter fulfills the function of harmonic current compensation.
IGBT逆变器的作用是提供基波电压,并补偿无功功率,MOSFET逆变器则实现消除谐波电流的功能。
Controllable saturated reactor is widely used in dynamic reactive power compensation, induction motor soft-starting and fault line selection of small current grounding system.
可控饱和电抗器在动态无功补偿、电机软启动、小电流接地选线等方面具有广阔的应用前景。
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。
When capacitors are used for reactive power compensation under harmonic load, the harmonic current would be seriously amplified, or even the system would be taken probably into 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。
In most substations, detecting the voltage and current and shunt capacitors is the method used for local reactive power compensation.
变电站无功补偿控制一般方法是通过检测母线上电压电流值,控制投切电容器组实现电网无功补偿。
At the present time, the research on SVG is mainly focus on the reactive compensation of power transmission system, and the control method is based on indirect-current control.
但是目前针对静止无功发生器的研究主要集中在输电系统无功补偿,且控制方法基于间接电流控制。
At the present time, the research on SVG is mainly focus on the reactive compensation of power transmission system, and the control method is based on indirect-current control.
但是目前针对静止无功发生器的研究主要集中在输电系统无功补偿,且控制方法基于间接电流控制。
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