采用优化方法选择出双极直流系统换流站直流滤波器的参数。
The DC filter parameters of converter station in dipolar DC systems are selected by optimum method.
介绍了龙泉换流站交、直流滤波器调谐的方法和最终调谐结果。
The paper introduces the method of AC and DC filters tuning at Longquan converter station, and the final tuning results.
为了减小这种干扰，在直流输电线路为架空线路的时候，需要加装直流滤波器。
In order to decrease this disturbance, it is necessary to add DC filters when the DC transmission lines are built on stilt.
研究HVDC系统直流侧综合有源直流滤波器（ADF）控制器的关键是确定被控对象的数学模型。
The key problem in the synthesis of the controller design for active DC filters(ADF) in DC side of converter station is to obtain the mathematical models of controlled device.
结果表明，任何运行方式下直流滤波器的投运均使线路等效干扰电流基本符合要求，直流系统可维持稳定运行。
As a result, the equivalent disturbing current can meet the requirement with all DC filters in service in any operation mode so that DC system can operate well steadily.
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.
该衰减电路是一种降低静电计交流响应的低通滤波器，使我们可以准确地进行直流弱电流的测量。
A damping circuit is a type of low pass filter that reduces the electrometer's ac response so the low DC current can be measured accurately.
在变流器的输出级，一个小的滤波器作为直流-直流变流器整体的一部分。
In the output stage of the converter, a small filter is treated as an integral part of the dc-to-dc converter.
介绍了一种高精度、低纹波稳定电源用直流有源滤波器的工作原理和控制方法，在此基础上研制了实验装置。
The basic concept and control strategy of DC active power filter used in a high precision and low ripple power supply are presented in this paper, and an experimental device is developed.
提出了一种基于单周控制理论的直流侧有源电力滤波器(DC侧APF)。
DC side active power filter (APF) based on one cycle control theory is proposed.
该方法主要研究南方电网2008年多馈入直流系统各个逆变站由于滤波器投切产生的谐波电流的交互影响。
The interaction of harmonic currents caused by switching ac filters of inverter stations in the multi-infeed DC system of China Southern Power Grid in the year of 2008 is mainly researched.
有源滤波器能否按其工作原理实现预期的谐波抑制效果，除了主电路设计合理之外，在很大程度上还依赖于保持直流侧电压的恒定。
Whether the hybrid active power filter could get desirable effects of harmonic suppression depends on the constancy of DC-side voltage besides the correct design of the main circuit.
作为一个简单的实验可以用大胆一些滤波器来产生信号的直流偏移。
As a quick experiment you could use Audacity with some filter to generate a signal with a DC offset.
利用改进的磁通积分算法，克服了纯积分器直流漂移和初始值问题，消除了一阶低通滤波器的幅值和相位偏差。
The DC drift and initial problems of pure integrator were overcome, and the magnitude and the phase error of one-order low pass filter eliminated by using a novel integration method.
该改进型积分器消除了纯积分器带来的初值不准确、直流偏移等问题，又可以获得比低通滤波器更优的性能。
The modified integrator eliminated the initial value and DC drift problems associated with the pure integrator, and achieved a better performance than lowpass filter.
直流电压的波动或纹波可以用适当的滤波器去除。
The pulsations or ripple of the DC voltage can be remove with the proper filter.
电压源型有源电力滤波器直流侧电容电压的稳定程度对补偿性能有直接的影响。
The stability of the dc bus capacitor voltage is directly connected with the compensatory capability of an voltage source active power filter.
对各滤波器组的特点作了阐述，从而对直流电弧炉稳弧装置形成一个完整概念。
Characteristics of various filter units were presented so as to give a completed concept of the arc stabilizing device of the DC electric arc furnace.
直流电源柜：三相可控硅整流桥（SCR）、计算机数字脉冲触发板、平波电感、L、C滤波器等组成。
DC power supply cabinet: three-phase silicon-controlled rectifier (SCR), computer digital pulse triggers plate, flat-wave inductor, L, C filter, etc.
对无传感器无刷直流电机的驱动系统进行了研究，详细论述了开关电容低通滤波器的设计方法。
In this paper a driving system with sensorless and brushless DC motor is studied, the lowpass design method for switching capacitor is discussed in detail.
光纤环形腔中光放大器、滤波器的加入，以及光脉冲直流基座的降低，可以明显改善输出的幅值和复制序列长度。
The output amplitude and the length of pulses train are greatly improved with additional semiconductor optical amplifier and filter in the optical fiber loop as the DC component of input keeps low.
文中提出了一种改进的单周控制直流侧有源电力滤波器(DC侧APF)。
This paper proposes an improved DC side active power filter (APF) with one cycle control.
将LVDT输出加在同步稳压器上，跟随一个低通滤波器，产生直流电压送至adc或直接驱动模拟反馈控制系统。
Applying the LVDT's output to a synchronous rectifier followed by a lowpass filter produces a dc voltage that can feed an ADC or directly drive an analog feedback-control system.
基于直接下变频的系统架构，接收机集成了低噪声放大器、I/Q下变频器、去直流偏移滤波器、基带放大器和信道选择滤波器。
Based on a direct-conversion architecture, the receiver integrates LNA, I/Q mixer, DC-offset removal filter, baseband amplifier and channel-select filters on a single chip.
本论文以西北—华中联网背靠背直流换流站工程为基础，进行换流站交流侧谐波和交流滤波器的研究。
Based on the Back-to-Back Project for the Northwest and Central China Connection, This report studies the harmonics and ac filter at ac side in the HVDC converter station.
直流侧有源电力滤波器并联在整流桥的直流侧，对整流类负载进行谐波治理有很大的技术优势。
The DC side active power filter (APF) is shunted at the DC side of rectifier bridge, which has great technical advantages in harmonic suppressing for rectifier load.
本文讨论了直流输电用交流滤波器的选型和参数的优化。
Selection of the type of AC filters used in HVDC Projects and optimization of their parameters are discussed.
针对新型高压直流输电模拟系统12脉波整流器与逆变器产生的谐波，设计了基于新型换流变压器的无源滤波器系统。
In view of harmonic which generated from the new-type HVDC analog system 12-pulse wave rectifiers and the inverter, designed passive filters system based on the new-type converter transformer.
本文详细分析了并联型有源电力滤波器的控制策略，包括补偿电流跟踪控制和直流侧电压控制。
Shunt active power filter's control strategy including compensatory current control and DC voltage control is analyzed in detail.
本文详细分析了并联型有源电力滤波器的控制策略，包括补偿电流跟踪控制和直流侧电压控制。
Shunt active power filter's control strategy including compensatory current control and DC voltage control is analyzed in detail.
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