数组我处理是128- 4096长，它们代表着一个有趣的特性的谐波值或各种计算征收。
The arrays I handle are 128-4096 long and they represent a collection of harmonic values or various calculations with an interesting characteristic.
装置可以计算波形任意部分的多达50次的暂态谐波，给出谐波总畸变率及各次谐波的含有率和谐波值。
The device can calculate transient harmonics (up to 50 orders) of any part of data wave, give the total harmonic distortion, each harmonic ratio and each harmonic value.
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.
本文推导出电流源逆变器(CSI)脉宽调制(PWM)谐波电流幅值表达式，脉动转矩目标函数。
A formula of harmonic current amplitude for CSI PWM is derived in this paper. An objective function of pulsating torque is also derived.
对于非线性元件的输出为单值而输入有多值的情况，令输出为正弦信号，输入包含有各次谐波。
If the nonlinear element has a single output and multiple input values, the output signal is taken to be sinusoidal and the inputs contain harmonics.
使用谐波分析及奇异值分解(SVD)方法分析比较了北太平洋、热带太平洋区域的海气资料及海气相互作用。
Diagnostic analysis and contrast are performed in air-sea data and their interaction between the North Pacific and the Tropical Pacific by means of harmonic analysis and SVD.
分析了电路波形及实验数据、对实验研究过程中的多频率峰值、谐波干扰和幅值干扰等进行了分析和处理。
A detailed analysis about the circuit waveform and experimental data is also given the multi-frequency peak value and the frequency interference during the experiment are all analysed and processed.
利用傅里叶级数对其进行了频谱分析，计算了次数小于19次的各次谐波电流均方根值的频谱数据。
Using Fourier series, the frequency spectrum analysis was analyzed, and spectrum data of harmony wave less than 19 were calculated.
通过该方法可以确定非平稳的电能质量扰动信号的时间、频率和幅值信息；同样也可以精确的检测出谐波的幅值和频率。
It can detect time, amplitude and frequency of the power quality disturbances and also detect amplitude and frequency of harmonics by this method.
根据FFT算法的基本原理，对谐波检测中采样起始时刻取不同值的各种情况进行分析，并对任意时刻开始采样得到起始点的数据情况进行分析。
According to the basic principles of FFT algorithm, this paper analyzes each instance of start time values sampled in harmonic measuring and the data obtained from anytime start sampling.
在此基础上，重构了谐波信号的幅值、相位及频率。
On the basis of this, the harmonic signal is reconstructed by means of the method.
考察了亚谐响应幅值系数对阻尼的敏感性及亚谐振动谐波成分的渐近稳态性。
The asymptotical stability of the subharmonic resonances and the sensitivity of the amplitude responses to the variation of damping coefficient were examined.
以无功电流差补值作为控制参量，并以高次谐波电流作为谐振保护信号，由专家系统给出投切无功补偿电容的控制指令。
Then, adopting reactive current margin and harmonics as control and protection variable, an expert system was formed to control thyristor switched capacitor.
文中认为当在变压器基波磁通中加入某一幅值的三次谐波磁通后，能显著地降低铁耗和励磁电流。
The study shows that the third-harmonic flux with a certain value added to the fundamental flux can obviously reduce both core loss and excitation current.
介绍了逆变器谐波电流均方根值最小的脉宽调制(PWM)。
This paper introduces the pulse wide modulation (PWM) based on minimum root-mean-square value of harmonic current of inverter.
发现了建立过程的平滑作用可以明显地削弱信号的谐波分量，并存在一个最佳转换频率，使谐波失真达到最小值。
It shows signal harmonics is obviously weakened by the smoothing action in the setting process and there is a best conversion frequency to minimize harmonic distortion.
此方法包括幅值法和谐波法，采用这两种方法进行了压实度检测试验，拟合出了压实度值的线性回归公式。
This method including amplitude and harmonic method, using the two kinds of methods for compaction test, fitting the linear regression equation for compaction degree.
其中提出了一种基于FFT的“谐波组迭代清除算法”来估计谐波信号的参数，并根据“谐波图”的值来确定谐波信号的个数。
In this algorithm, a "iterated harmonic-group clean algorithm" is presented to obtain the estimates of the parameters of the harmonic signal based on FFT.
讨论了对含谐波的正弦电压(电流)采样值直接进行小波变换计算基波、谐波电压(电流)的有效值及频率的方法。
It's discussed that the method of RMS and frequency measurements directly from the wavelet transform data associated with each sampling sine voltage (current) element pair containing harmonic.
在一定加热功率下，正弦管能有效抑制系统产生的二阶谐波，提高一阶压力波动幅值并降低加热块温度。
The experiment result showed that sinusoidal tube can effectively inhibit second order harmonic mode, increase first order pressure amplitude and lower down heating block temperature.
由于直流供电电源纹波的影响，电压控制SPWM逆变电路的输出谐波分量幅值较大。
Because of the ripple of the DC power supply, the output harmonic amplitude of the voltage controlled SPWM inverter is higher.
实验结果与谐波平衡法计算值进行了比较。
The results are comparable with that predicted by harmonic balance analysis.
对谐波电流进行准确的跟踪和预测，然后根据预测值进行补偿是解决这一问题的有效方法。
It is considered as an effective way to solve the problem by compensating the harmonic currents based on the tracing and predicting of the harmonic currents.
在建立舰船辐射噪声仿真模型的基础上，推导了单、双螺旋桨舰船辐射噪声调制谱谐波族幅值特征的数学期望表达式。
On the basis of building the ship radiated-noise model, the mathematical expectation expressions of ship radiated-noise demodulation spectrum harmonic clan feature were educed.
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。
For rectangular window FFT interpolation algorithm, the negative frequency components of harmonic components have a greater impact on the fundamental calculation error.
理论推导表明，随机相位谐波过程时间平均三阶累积量为非零值，而且其一维切片仍然是谐波过程。
Theoretical derivation indicates that time averaged three-order cumulant of signals, which are from(random) phase harmonic processes, is nonzero and its one-dimension slice is also a harmonic process.
本文分析了工作原理，并对移相角与输出各次谐波的幅值，THD的关系做了详细的理论分析。
Its principle is analyzed in this paper, and the relation of phase shifted Angle, the amplitude of each harmonic content and the THD is also analyzed in detail.
谐波分析通常采用FFT算法，为了加快FFT的运算速度，需要对280个采样点进行插值处理。
Harmonic analysis usually adopts FFT algorithm, the 280 Sample points need interpolation management, which make FFT faster.
同时提出在检测频率后，进一步检测谐波幅值的可能性。
At the same time, the paper brings forward the possibility to further detecting harmonic amplitude after detecting frequency.
本文对传统谐波分析算法进行了改进，提出了多项窗的加窗插值法。
In this paper, based on the improving traditional algorithm of the harmonic analysis, a windowed and interpolated algorithm is proposed.
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