换流站阀厅典型避雷器金具极限承载力和滞回性能研究  

Research on Ultimate Bearing Capacity and Hysteretic Performance of Typical Arrester Fittings in Valve Hall of Converter Station

作　　者：李青 马天娇 摆志俊 王海菠 刘鹏 LI Qing;MA Tianjiao;BAI Zhijun;WANG Haibo;LIU Peng

机构地区：[1]国网新疆电力有限公司电力科学研究院,新疆乌鲁木齐830000 [2]新疆铁道职业技术学院,新疆乌鲁木齐830000 [3]国网新疆电力有限公司,新疆乌鲁木齐830000 [4]中国电力科学研究院有限公司,北京100192

出　　处：《青海电力》2021年第2期1-4,15,共5页Qinghai Electric Power

摘　　要：特高压直流设备金具作为设备间相互连接的重要节点,其一旦在地震中发生损坏,将直接导致设备电气功能的丧失。本文通过对±800 kV特高压直流换流站阀厅典型避雷器金具开展极限承载力试验和低周反复加载试验,研究了该类型金具的机械强度和抗震性能,得到了该类型金具的极限承载力和滞回性能。UHV DC equipment fittings are an important node in the interconnection of equipment.Once damaged in an earthquake,it will directly lead to the loss of electrical functions of the equipment.In this paper,the ultimate bearing capacity test and low cycle repeated loading test of typical arrester fittings in the valve hall of±800 kV UHV DC converter stations are carried out to study the mechanical strength and seismic performance of this type of fittings,and the ultimate bearing capacity of this type of fittings is obtained.And hysteresis performance.

关 键 词：特高压直流换流站 避雷器金具 极限承载力试验 低周反复加载试验 滞回性能 

分 类 号：TM244.9[一般工业技术—材料科学与工程] TM201.41[电气工程—电工理论与新技术]