【摘要】 介绍了高压断路器触头电寿命仿真的意义 ,研究了各种短路故障对断路器电寿命的影响。采用先进的仿真软件工具 MATLAB中的电力系统仿真工具箱 ,建立各元件的数学模型 ,最后组成仿真模块 ,对复杂电力系统断路器运行进行动态仿真。仿真结果表明 ,不同的短路故障形式和不同的短路故障部位对触头寿命影响很大 ,本研究对电力系统高压断路器的运行有积极意义。更多还原

【Abstract】 This paper describes the meaning of electrical endurance simulation of high voltage circuit breaker contact.The effects of many kinds of short circuit faults to high voltage circuit breaker’electrical endurance are studied.We use MATLAB,which is a simulation tool for power system,to simulate complex electric power system.We found math models of every component firstly.Then simulated module is composed.The simulated result confirms that the different short circuit fault forms and different short circuit fault parts affect’s endurance greatly.The study is important to the running of electric power system’s high voltage circuit breaker.更多还原