Applying feedforward control of harmonic voltage to hybrid active power filter of finite harmonic impedance can restrain line harmonic voltage.
有限阻抗型混合有源电力滤波器中应用电压谐波前馈控制，能加强对网侧电压的谐波抑制。
The harmonic impedance on two sides of converters in HVDC transmission system is important in determinating the harmonics due to GIC (geomagnetic induced currents).
高压直流（HVDC）输电换流器两侧的谐波阻抗对确定地磁感应电流（GIC）引发的谐波有重要意义。
On the basis of active power filter linear shunt transformer harmonic impedance control, a novel principle for high voltage alternate power distribution systems is proposed.
针对高压交流配电系统，提出一种基于线性并联变压器谐波阻抗控制的并联型有源电力滤波器新原理。
The active filter acts as an infinite impedance to the external for the fundamental frequency and as a low resistor for harmonic frequencies.
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。
It is thoroughly considered in this new method that harmonic attenuation, reactive power compensation, mistuning, background harmonic and resonance with power line impedance.
该方法较全面地考虑了谐波治理、无功补偿、背景谐波、失谐、与电网阻抗的串并联谐振等问题。
In this paper, a new method for detecting harmonic sources in distribution systems - "critical impedance method" (CIM) is proposed.
介绍了配电网中谐波源探测的一种新方法——临界阻抗法(CIM)。
The harmonic balance analysis is applied to calculate the frequency spectrum of the AIA and the voltage across the impedance model.
谐波平衡法被用于得到AIA的谐波特性和阻抗模型的端口电压。
The second-order harmonic can change the Normalized Impedance of the resonance cavity, and cause the distortion of Frequency Response;
二次谐波可使谐振腔归一化阻抗发生变化，导致强声发生器频率响应曲线失真；
The second-order harmonic can change the Normalized Impedance of the resonance cavity, and cause the distortion of Frequency Response;
二次谐波可使谐振腔归一化阻抗发生变化，导致强声发生器频率响应曲线失真；
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