零序分量是电力系统用对称分量法分解出来的。
One is zero-sequence component imposed three-level vector control system of induction machine. The other is three-level inverter vector control system based on SVPWM algorithm.
一种是基于三电平中点钳位(NPC)逆变器的零序分量注入型异步电机矢量控制方案,另一种是基于SVPWM控制三电平异步电机矢量控制系统。
参考来源 - 三电平逆变器控制方法及其在矢量控制中的应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
运用电报方程推导出三线-地耦合传输线零序分量和正序分量传输线方程。
The zero sequence component and the positive sequence component equations of transmission lines are derived on the basis of telegraph equations.
小电流接地系统发生单相接地故障时，对零序分量而言，非故障线路相当于空载。
The healthy line is unloaded for zero-sequence component when a single-phase fault occurs in a non-solid earthed network.
提出一种用零序分量做动作量，负序分量做制动量的综合序分量接地距离继电器。
An earth fault distance relay based on the combined sequence components is presented.
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