Two critical parameters of power quality are run-time voltage and harmonic components.
电能质量中的两个重要参数是运行电压和谐波状况。
Through theory inferential reasoning and analysis, determined systemic harmonic components.
通过理论推导和分析，确定了系统的谐波成分。
The nonlinear load will draw a nonsinusoidal current, such as a square wave, which contains harmonic components.
非线性负载会形成非正弦电流，如方波，其中包含谐波成分。
In many common forms of analysis, the nonlinear load, acting as a current source, supplies the harmonic components of the current.
在许多普通形式的分析中，非线性负载担当电流源，产生电流的谐波成分。
The experiment results show input power factor, distortion factor, crest factor, total harmonic distortion and harmonic components.
给出了输入功率因数、畸变因子、峰值系数、总谐波畸变率和谐波分量的实验结果。
Using the method of firing Angle prediction, steady sinusoidal output voltage with low harmonic components can be generated.
通过开关角预置方法，叠加出了谐波含量低的稳压正弦波输出。
A complex signal comprising several simple harmonic components is analyzed to check the performance of this Digital Filter software.
应用所设计的数字滤波器对由多个简谐波合成的复杂信号进行了滤波分析。
By this algorithm, the ac harmonic components of short-circuit current can be filtered, and the accurate DC current rate of change can be obtained.
该算法可以滤去短路电流中的交流谐波分量，得到直流电流变化率的准确结果。
Harmonic analysis shows that tooth harmonic components of no-load EMF waveform is considerable high, which give rise to high distortion and bad waveform.
对样机空载电势波形的谐波分析表明，齿谐波电势分量很大，导致空载电势波形的畸变率较大、波形较差。
It is urgent to detect the harmonic components and the negative sequence components of current accurately and to evaluate the quality of electric energy correctly.
准确检测这些电流分量，正确评价用户电能质量的好坏，已经是非常迫切的问题。
Shunt Active Power Filter SAPF is an effective means of harmonic pollution control, and compensation can effectively suppress the harmonic components in the power grid.
并联型有源电力滤波器（SAPF）是治理谐波污染的有效手段，能有效的抑制和补偿电网中的谐波成分。
For rectangular window FFT interpolation algorithm, the negative frequency components of harmonic components have a greater impact on the fundamental calculation error.
采用加矩形窗fft插值算法，谐波的负频分量对谐波计算的误差影响较大。
It has the advantages of both the PER method and the ar method, and is mainly used to estimate the power spectrum of a short signal composed of harmonic components with random noise.
该方法吸取了PER方法和AR方法各自的优点。它主要适用于短的谐波加随机噪声信号的功率谱估计。
When the natural frequency is close to or far from harmonic frequencies, study the effect of the harmonic components in the identified modal parameters, and how to deal with harmonic modal.
本文研究了当某一阶固有频率与谐波频率接近或远离的情况下，谐波成分对识别的模态参数的影响，以及如何处理谐波模态。
Through analysis of the current waveform of the semi-control double three-phase 12-pulse rectifier and the expansion of Fourier series, the main harmonic components of the system were obtained.
通过对半控双三相12脉冲整流器的电流波形分析和傅立叶级数展开，得出系统的主要谐波成分。
Currently, a number of methods proposed for calculating the phasors of harmonic components of signals using the Fourier algorithm seem to make electrical engineers puzzled as to which to choose from.
目前有多种采用傅里叶算法求取信号谐波分量相量值的方法，使得工程技术人员无从选择。
Currently, a number of methods proposed for calculating the phasors of harmonic components of signals using the Fourier algorithm seem to make electrical engineers puzzled as to which to choose from.
目前有多种采用傅里叶算法求取信号谐波分量相量值的方法，使得工程技术人员无从选择。
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