设计了高次谐波滤波器。
该电路包括第一滤波级、延迟元件、以及谐波滤波器。
The circuit comprises a first filtering stage; a delay element; and a harmonic filter.
利用浪涌抑制器和低次谐波滤波装置，可有效改善供电质量。
Surge suppressor and low-order harmonic filter can improve power supply quality.
实验表明，利用微机自动控制的谐波滤波补偿法较为简单实用。
Compared with other methods by experiment, we think the compensation method using micro-computer to auto control harmonic wave filter compensation is simpler and more practical.
结合实例对谐波滤波器的设计和调试进行了详细的讨论和分析。
The design and debug of powered harmonic filter are discussed and analyzed with a practical case in detail.
作者对在变压器中加三次谐波滤波器和三次谐波电源分别进行了实验研究。
Experimental study with third-harmonic filters as well as with third-harmonic power sources were conducted.
MDIWF系列波导通频和谐波滤波器，擅长应用与高频，窄带宽和高Q频率。
MDI's WF series waveguide Bandpass and Harmonic Filters excel in applications where high frequency, narrow bandwidth and high 'Q' are essential.
在电气化铁道牵引变电站中，装设无功补偿电容器和谐波滤波器是提高功率因数、改善电能质量的重要手段。
In electric railway traction substation, power capacitors and harmonic filters are the important devices for improving both the power factor and the power quality.
在非线性电阻消谐方式下，正温度系数(PTC)热敏电阻和三次谐波滤波器可以较好地解决零序电压偏高的问题。
Positive temperature coefficient (PTC) thermistor and triple frequency harmonic filter can reduce zero sequence voltage when a nonlinear resistance is used to prevent ferroresonance.
而实际上，直流侧含滤波电容的整流电路也是污染严重的谐波源。
In fact, the rectified circuit with filter condenser in the direct current side is also the serious pollution source of the harmonics.
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。
The active power filter is a new kind of the power electronic plant restraining harmonic and compensating reactive power.
另外，还对滤波器的结构和参数对输出直流电压脉动和发电机相电流波形的影响及相电流谐波进行了仿真分析。
In addition, the thesis analyzes the influence of the filter structure and parameters on the output DC voltage ripple and the shape of phase currents, as well as harmonics of phase currents.
本文着重论述了基于电压检测的并联型有源滤波器在放射状配电网谐波抑制中的应用及其安装点的选择。
This paper is focused on a shunt active filter based on detection of harmonic voltage to attenuate harmonic propagation in a power distribution network and its installation site selection.
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。
Active filters have been used to solve the problem of more and more serious reactive power and harmonic pollution to power systems.
对外电路而言，在基波频率下有源滤波器被控制为无限大阻抗，在谐波频率下被控制为小电阻。
The active filter acts as an infinite impedance to the external for the fundamental frequency and as a low resistor for harmonic frequencies.
提出了一种新型三相逆变器输出滤波器，它能有效地减少输出电压和电流中的开关谐波分量。
A new inverter output filter is presented. It can reduce efficiently the output voltage and current switching harmonic.
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.
该滤波器在基频处的幅值无衰减，相位无延时，能将2次以上的谐波全部滤掉。
The filter has no fundamental frequency decay and phase delay, and all harmonics above2nd order are filtered.
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.
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 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.
最后实验结果表明，这种谐波检测方法具有较好的实时性和准确性，能够满足并联型有源滤波器对谐波检测的要求。
The test results show that the detection method has the characteristics of accuracy and real time, and can meet the harmonics detection demand of SAPF.
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。
Active power filter is used for dynamic harmonic suppressing and compensation reactive current, which can effectively improve power network quality.
实时、高精度的谐波检测和控制是有源滤波器的重要部分。
Real-time and accurate harmonic detection and control is the key for practical active filter implementation.
电流源变流器中，L C滤波器是滤除开关谐波的最佳结构。
In the current source transduce, LC filter is the best structure to filter the switching harmonic.
针对旋转机械非平稳信号的特点，提出采用谐波小波滤波对现场采集的振动信号进行故障诊断的新方法。
A new method of fault diagnosis of in-situ sampled vibration signals is introduced for the non-stationery signals of rotating machines by using the harmonic wavelet filtering.
有源电力滤波器(简称APF)技术是一种实现电网谐波补偿、改善供电质量的重要方法。
Active power Filter (APF) technology is one of the important ways to realize harmonic wave compensation of electrical network and improve the quality of power supply.
本设计运用MATLAB语言实现信号预测模型的自适应仿真在有源滤波系统的谐波和无功电流补偿中的应用。
Using the MATLAB, this paper introduces an application in harmonics and reactive-current compensation for an active filter system, which based on the adaptive simulink in signal prediction.
阐述了有源滤波部分谐波检测与控制方案的选取、新增补偿容量与品质因数的确定。
The selection of harmonic inspection and control method for active filter and certainty of last added compensation capacity and quality factor were expounded.
基于此滤波器设计的数字谐波检测方法可用于任何一种电力系统的谐波补偿装置中。
The digital harmonic detecting method based on this kind of filter can be used in any kind of power harmonic compensation system.
基于该滤波器设计的数字谐波检测方法可用于任何一种电力系统的谐波补偿装置中。
The digital harmonic detection based on this kind of filter can be used in any kind of harmonic compensation system.
应用推荐