In this paper a time domain approach based on the instantaneous power theory is presented. It can realize the separation of fundamental positive-sequence and negative-sequence components from the nonfundamental ones.
针对此问题，本文提出了一种基于瞬时无功功率理论的时域实现方法，它不仅能实现基波正序、负序分量的分离，还能求任意次谐波的含量，而且相比频域分析方法如FFT，该方法的计算量大大减少。
参考来源 - 电力参数测量分析仪研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The proposed method doesn't need hardware synchronization circuit and can perform the calculation of fundamental positive sequence component of the supply voltage in real time.
这种方法不需要硬件同步电路，能实时地计算电源电压中的基波正序分量。
Considering the imbalance of three phase voltages, a new arithmetic which verifies the generator paralleling based on the synthetic phasor of positive sequence fundamental voltage is proposed.
考虑到三相电压或多或少有些不平衡，提出了一种新的基于正序基波电压合成相量的发电机并网条件核算法。
A series ac voltage regulator based on a new fundamental positive sequence calculation method, which is utilized to generate the compensation voltage reference, is introduced in this paper.
针对串联型交流电压调节器，提出了一种新的基波正序计算方法以获取补偿电压的参考信号。
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