It is found that there exist odd harmonics, even harmonics and semi-integer harmonics due to the coherent interaction between two colors.
发现由于双色场的相干效应, 在其谐波谱中不仅产生了奇次谐波,还产生了偶次谐波和半整数次谐波。
The wavelet function is such a function which possesses good localization characteristics, so theoretically it can be applied to the detection of non-integer harmonics.
小波函数是具有时域和频域良好局部化特性的函数,理论上可以用于非整次谐波的检测。
Based on character of signal in TWACS and harmonic in power system, the digital differential technique can detect the TWACS signal and eliminate the integer harmonics effectively.
针对工频通信的信号特征及电网谐波的特性,采用数字差分技术,对信号进行检测,可以有效抑制电网整次谐波干扰。
It proves that it is feasible to apply the wavelet transformation to the detection of non-integer harmonics, thus, an effective means is provided for accurate detection of harmonics.
这表明了小波变换对于非整次谐波的检测和分析是可行的,从而为谐波的精确检测提供了有效的手段。
It is found that if the slot number per pole is not an integer, new lower harmonics of cogging torque may be introduced when PM shifting is adopt.
因此要通过磁极偏移减小齿槽转矩,除了减小永磁体对称时存在的齿槽转矩谐波外,还要减小新引入的低次谐波。
It is found that if the slot number per pole is not an integer, new lower harmonics of cogging torque may be introduced when PM shifting is adopt.
因此要通过磁极偏移减小齿槽转矩,除了减小永磁体对称时存在的齿槽转矩谐波外,还要减小新引入的低次谐波。
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