郭鲁义（枣庄市建筑设计研究院，山东省枣庄市　277102）

 

Analysis of Methods for Calculating Zero Sequence Current

 

Li Xudong（Architecture Design Institute of the Central District of Zaozhuang City，Zaozhuang 277101，

Shandong Province，China）

Guo Luyi（Zao Zhuang Institute of Architectural Design & Research，Zaozhuang 277102，

Shandong Province，China）

 

    Abstract This paper introduces the phasors related to the calculation of zero sequence current as well as the knowledge of symmetrical component method，deduces the formulas and method for calculating the positive sequence component，negative sequence component，zero sequence component of each set of three ?鄄 phase phasor，and gives an instance of calculating zero sequence current.

Key words　Zero sequence current　Phasor Right ?鄄 handed coordinate system　Positive sequence component　Negative sequence component　Zero sequence component

   

    摘　要　介绍与零序电流计算有关的相量及对称分量法的知识，推导任意一组三相相量的正序、负序、零序分量的计算公式及计算方法，列举一个零序电流计算实例。

    关键词　零序电流　相量　右手坐标系　正序分量　负序分量　零序分量