三相同步发电机突然失磁时的暂态特性研究  

Transient Simulation Research of Three-phase Synchronous Generator During Sudden Loss of Magnetic

作　　者：张立鹏[1] 李俊卿[1] 

机构地区：[1]华北电力大学,河北保定071003

出　　处：《河北电力技术》2014年第3期23-25,共3页Hebei Electric Power

基　　金：河北省自然科学基金资助项目(E2014502015)

摘　　要：结合三相同步发电机的多回路理论和派克变换原理,采用Matlab的Simulink工具搭建单机无限大系统,对三相同步发电机突然失磁到异步运行进行仿真,分析了励磁电流、定子电流、转子转速、有功及无功功率变化的暂态过程,提出预防三相同步发电机突然失磁的措施及建议,为相关领域的深入研究提供理论依据。Based on multi-loop theory and Park equations of synchronous generator,this paper constructs a model of stand-alone generator in infinite system to simulate the tran-sient of sudden loss of magnetic of synchronous generator, analyses the current of excitation and stator,speed,active and reactive power,puts forward the preventive measures and suggestions,provides a theoretical basis for further research in related fields.

关 键 词：同步发电机 突然失磁 MATLAB仿真 暂态特性 

分 类 号：TM341[电气工程—电机]