• 计量误差考虑电度表电压线圈电流线圈不同谐波次数以及谐波小时非线性效应

    The metering error considers the non linear effect of the voltage coil and current coil in watt hour meter under different order of harmonics and different distortion degree of input waveform.

    youdao

  • 本文探索两种简化计算方法降低谐波计算次数阻尼绕组近似处理

    In this paper, two simplification methods - decreasing the order of calculated harmonics and approximately treating the damper windings, are proposed and investigated.

    youdao

  • 利用里叶级数对其进行频谱分析计算次数小于19次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.

    youdao

  • 计算了忽略很高次数谐波造成误差论述合理选择

    The errors caused by omission of the high-order harmonics are calculated and a reasonable selection of pulse number is discussed also.

    youdao

  • 应用这种静止坐标下谐振控制器指定次数谐波电压进行闭环控制使DVR具备补偿谐波电压的功能基本DVR的电压凹陷补偿性能的影响很小

    Using this resonance controller to take a closed loop control to selected harmonic voltage makes DVR with a function of harmonic voltage compensation, which has little influence on DC link voltage.

    youdao

  • 应用这种静止坐标下谐振控制器指定次数谐波电压进行闭环控制使DVR具备补偿谐波电压的功能基本DVR的电压凹陷补偿性能的影响很小

    Using this resonance controller to take a closed loop control to selected harmonic voltage makes DVR with a function of harmonic voltage compensation, which has little influence on DC link voltage.

    youdao

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