突然短路与同步电机结构及电力系统的关系  

Relationships of Sudden Short Circuit with Synchronous Motor Structure and Power System

作　　者：历锐[1] 姜巍 Li Rui;Jiang Wei(Jiamusi Electric Machine Co.,Ltd.,Jiamusi 154002,China)

机构地区：[1]佳木斯电机股份有限公司,黑龙江佳木斯154002

出　　处：《防爆电机》2021年第2期3-4,26,共3页Explosion-proof Electric Machine

摘　　要：通过同步电机结构型式对过渡参数的影响以及电抗值的一种典型试验求法进行了阐述,同时介绍了短路时产生的电磁力及电磁力矩对定子和转子的作用,总结出在短路情况下哪些位置是需要在设计过程中重点计算的,对于发电机的短路来说,对电网的影响也是多方面的,通过相关的阐述可以对电机制造企业提供参考。This paper describes the influence of structure type of synchronous motor on transition parameters and the typical test method of solving reactance value,and introduces the effects of electromagnetic force and torque on stator and rotor simultaneously.It is summarized in the case of short circuit which position need to be chiefly calculated in the design process.For the generator,the influence of short circuit on power grid exists in many aspects.The relevant elaboration can provide reference for the enterprises of manufacturing the motors.

关 键 词：突然短路 过渡参数 冲击电流 电磁力矩 

分 类 号：TM341[电气工程—电机]