带有自动重合闸的方向性零序电流保护仿真  

Simulation of Directional Zero Sequence Current Protection with Automatic Reclosing

作　　者：俱世豪 何昊洋 高嘉迪 

机构地区：[1]西安石油大学电子工程学院,陕西西安710065

出　　处：《工业控制计算机》2022年第7期157-158,160,共3页Industrial Control Computer

摘　　要：零序电流保护原理简单、能力可靠,能够满足保护四性要求,大量运用于电力系统接地故障保护。带有自动重合闸装置和零序功率方向元件的零序电流保护适用于双侧电源网络,自动重合闸装置也大大提高了保护的可靠性。依据零序电流保护的基本原理搭建Simulink模型进行仿真,计算整定值,确定保护范围,最后验证模型和整定计算的正确性。The zero sequence current protection with automatic reclosing device and zero sequence power direction element is suitable for two-side power network,and the automatic reclosing device also greatly improves the reliability of protection.This paper builds a Simulink model based on the basic principle of zero sequence current protection for simulation,calculates the rectification value,determines the protection range,and finally verifies the correctness of the model and the rectification calculation.

关 键 词：SIMULINK 方向性零序保护 自动重合闸装置 

分 类 号：TM762.2[电气工程—电力系统及自动化]