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超导限流器限流性能的检测
Characterization of current limiting properties of superconductive fault current limiters
【摘要】 在电网中加入超导限流器是限制电网短路电流的一种新技术。超导限流器的形式很多,不同工作原理的限流器其限漉特性也会有所差异,因此准确测量超导限流器的限流性能对研制超导限流器具有十分重要的意义。文中根据超导限流器的主要性能参数,设计了一套限流性能检测实验装置,该系统设计为三相380V/500A,可以模拟任意一相对地短路故障,能够检测出限流器正常阻抗、故障阻抗、响应时间和恢复时间等限流特性参数。
【Abstract】 Superconductive Fault Current Limiter is a new technique to reduce the short circuit current of power system.There are many types of superconductive fault current limiters being studied and their current limiting properties may vary due to their dif- ferent mechanism.So the Characterization of the current limiting properties of different kinds of timiters is very important.An ex- perimental setup is built to test the fault current limiting behavior of the Fault Current Limiters.The device is designed as a three phases 380V/500A system.It can simulate the short circuit fault of any phase to the ground.The parameters of a fault current limit- er,such as the impedance of normal state and fault,the response and recovery time can be measured using this apparatus.
【Key words】 Superconducting fault current limiter; Electric system; Short circuit fault;
- 【文献出处】 低温与超导 ,Cryogenics and Superconductivity , 编辑部邮箱 ,2006年05期
- 【分类号】O511
- 【被引频次】2
- 【下载频次】202