片语

harmonic compensation current谐波补偿电流

harmonic circulating current谐波环流

composition harmonic wave current合成谐波电流

3rd harmonic exciting current三次谐波激磁电流

simple harmonic electric current简谐电流

simple harmonic alternating current简谐交变电流

Harmonic Reactive Current Detection谐波无功电流检测

harmonic tidal current谐波潮流

英汉例句

• An adaptive harmonic current detecting method based on the adaptive noise canceling technology is presented.

  提出一种基于自适应噪声对消技术的谐波电流检测方法。

• Though the efficiency can be enhanced when sine wave passes through non-linear loads, the sine wave distortion appears, and then harmonic current passes through loads.

  虽然效率可以提高，当正弦波通过非线形载荷，正弦波失真出现，然后谐波电流通过负载。

• With adaptive ability, harmonic current detecting approach, based on ANN, can accurately and real-timely detect harmonic currents for power network.

  基于人工神经元自适应的谐波电流检测方法，能够準确、实时地检测电网中的谐波，且有一定的自适应能力。

• The distribution of the harmonic current of electric locomotives in double traction feeders, which are shunted at their ends, is analyzed in the paper.

  本文分析了电力机车谐波电流在一般复线末端并联供电牵引网中的分布。

• This paper improved the harmonic current detection method based on UPF (unity power factor), using the slipped window integral to replace the LPF (low pass filter).

  本文对基于单位功率因数的谐波电流检测方法进行了改进，用移动窗积分法取代检测中常用的低通滤波器。

• Also, optimized SAPWM modulation wave has been utilized, improving the utility ratio of DC voltage and restraining effectively the output harmonic current of inverter.

  并采用优化的SAPWM调制信号，提高了直流电压的利用率，并能有效地抑制逆变器输出的谐波电流。

• Finally, a solution to restraining the harmonic current and ripple torque is suggested, ie a larger modulation frequency ratio of 3k is to be adopted, as it is used in SPWM.

  文中还提出了抑制谐波电流和脉动转矩的方法，如在SPWM生成中，采用较大的3的整数倍调制比。

• Application and development of electric electronic technology in power system brings about more and more serious harmonic current pollution day after day.

  电力电子技术的发展和应用，电力系统中的谐波电流污染越来越严重，而且由于负载的不对称产生负序电流。

• This paper mainly deals with the design of APF based on harmonic current compensating approaches.

  本论文重点研究了基于不同谐波电流补偿方法的滤波器的设计。

• The harmonic compensation currents proportional to the harmonic current in the primary winding, which is detected real-timely, are injected to the multiple secondary winding of the transformer.

  实时检测变压器原方绕组的谐波电流，通过逆变器产生与原方绕组谐波电流成比例的谐波补偿电流注入变压器副方多补偿绕组中。

• 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。

• The experimental results indicate that this method can be used to detect the reactive power and harmonic current exactly in three-phase four-wire system.

  通过试验验证，该检测方法能够很好的实现对三相四线制系统中的无功和谐波电流的检测。

• In this paper, a simple and practical instantaneous harmonic current detecting method based on the phase distinguishing technology is introduced.

  介绍了一种简单实用的基于鑒相原理的瞬时谐波电流检测方法。

• This paper mainly deal with harmonic current detecting approaches.

  本论文重点研究了谐波电流检测方法。

• Calculation results uncover the distribution order of power factor and harmonic current for 6k locomotive with the power factor compensator switched off.

  通过计算，得到了未投入功率因数补偿装置时6K机车功率因数和谐波电流的分布规律。

• It is applied to active control of the entire compensation arc-suppression harmonic current detection and gets good results.

  提出了一种新的基于模糊控制理论的变步长自适应算法，将其应用于有源全补偿消弧控制的谐波电流检测中，得到很好的效果。

• 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。

• The simulation and experimental results demonstrate that the proposed system can compensate harmonic current and reactive current generated by harmonic current source loads.

  仿真和实验研究证明这种电力有源滤波器能够消除谐波电流源型负载产生的无功电流和谐波电流。

• It detects each harmonic current and generates the compensating current with the controlled current source, then it injects the current into the compensating winding.

  它检测各次谐波电流并用可控电流源一一产生相对应的补偿电流注入各个补偿绕组。

• This detection method of harmonic current has the good real-time and accuracy in this paper.

  本课题的谐波电流检测方法具有较好的实时性和精确性。

• According to the equivalent circuit model of non-linear load, a detecting approach of harmonic current in single-phase circuit based on fast iterative algorithm in active power filter is proposed.

  根据非线性负载的等效电路模型，提出了一种基于快速跟蹤算法的有源电力滤波器单相电路谐波电流检测方法。

• In this paper, according to the neuron adaptive detecting approach of harmonic current for APF, the realization scheme of an analog circuit is first proposed.

  通过对有源电力滤波器神经元自适应谐波电流检测方法的探讨，提出了一种模拟电路实现方案。

• 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。

• The harmonic wave has great harm, and harmonic sources are widely distributed, so the harmonic current caused by different harmonic sources should be analyzed one by one.

  由于谐波危害很大，而且谐波源分布广泛，因此对不同谐波源产生的谐波电流应逐个分析。

• The method also can be used for detecting the harmonic current under the balanced grid.

  该方法也适用于电网平衡时的谐波电流检测。