基于PSCAD的500kV武—察同塔双回输变电工程内过电压仿真分析  

Internal Overvoltage Simulation for 500 kV Wu-Cha Double-circuit Transmission Line on Same Tower in Power Transmission and Transformation Project Based on PSCAD

作　　者：栗向鑫[1,2] 曹斌[3] 张鹏[3] 吴志敏[3] 

机构地区：[1]华北电力大学电气与电子工程学院,北京102206 [2]国家电网华北电力调控分中心,北京100053 [3]内蒙古电力科学研究院,呼和浩特010020

出　　处：《高压电器》2015年第4期84-92,共9页High Voltage Apparatus

摘　　要：为满足500 k V武—察输变电工程系统调试需要,文中利用PSCAD电磁暂态仿真软件,在系统调试方式、正常运行方式及检修方式下对500 k V武—察输变电工程系统启动过程中工频过电压、控制电压、潜供电流与恢复电压进行计算分析,以便为工程实施提供理论依据,为运行提供参考。To meet the needs of the 500 k V system debugging Wu-Cha power transmission and transformation project, in this paper, using the electromagnetic transient simulation software PSCAD,calculates and analyzes the power frequency overvoltage, the control voltage, secondary arc current and recovery voltage during the system startup process in 500 k V Wu-Cha power transmission and transformation project, under three modes： the system debugging mode, normal operation mode and maintenance mode, provides theoretical basis for engineering implementation and reference for operation.

关 键 词：工频过电压 500 k V输变电工程调试 控制电压 潜供电流与恢复电压 PSCAD仿真 

分 类 号：TM72[电气工程—电力系统及自动化] TM743