饱和铁芯型超导限流器对电力系统暂态稳定的影响  

INFLUENCE OF TRANSIENT STABILITY FOR ATURATED CORE SUPERCONDUCTING FAULT CURRENT LIMITER ON POWER SYSTEM

作　　者：彭俊臻[1,2] 张明[3] 宋萌 胡南南 曹昆南 王达达 王龙[2] 王斐宏[1,2] 

机构地区：[1]昆明理工大学云南电网公司研究生工作站,昆明650217 [2]昆明理工大学,昆明650521 [3]华中科技大学电气学院,武汉430074 [4]云南电力试验研究院(集团)有限公司电力研究院,昆明650217

出　　处：《低温物理学报》2013年第4期307-312,共6页Low Temperature Physical Letters

摘　　要：运用超导电力技术研发的超导限流器与电力系统传统的限流装置相比,具有显著的优势,其中饱和铁芯型超导限流器SCFCL(saturated core superconducting fault current limiter)结构简单且具有良好的短路电流限制作用,在其保障电网中电气设备安全运行的同时对系统的暂态稳定性产生了相应影响.通过分析饱和铁芯型超导限流器工作原理在PSCAD/EMTDC中建立其电磁暂态模型,接入到IEEE 3机9节点典型网络中进行时域仿真,观察不同类型故障情况下的功角摆动曲线,分析饱和铁芯型超导限流器的投入对电力系统暂态稳定的有利和不利影响,为饱和铁芯型超导限流器在电网里的应用提供理论参考.With the technology of superconducting developing, Superconducting current limiter has more significant advantages than the traditional current limiter , Saturated core superconducting fault current limiter （ SCFCL）has a simple structure and good short circuit current limitation effect,When SCFCL security grid electrical equipment safety operation , it generates the corresponding effects on the transient stability of power system, By analyzing the working principle of SCFCL, this paper established a SCFCL model , Access to a IEEE 3 machine 9 bus typical network for time domain simulation. By study on the different types of fault condition angle swing curve , the paper analyses saturated core superconducting fault current limiter＇s beneficial and adverse effects on power system transient stability and provides important reference for its application on grid.

关 键 词：饱和铁芯型超导限流器 电磁暂态模型 短路故障 功角曲线 暂态稳定 

分 类 号：TM712[电气工程—电力系统及自动化]