柔性石墨缆在山区线路杆塔接地中的应用  

Application of flexible graphite cable in grounding of mountain line pole tower

作　　者：曾挺 吴哲 孔祥美 刘成刚 徐亮朝 Wu Zhe;Zeng Ting;Kong Xiangmei;Liu Chenggang;Xu Liangchao(Shantou Power Supply Bureau of Guangdong Power Grid Co.,Ltd,Shantou,Guangdong 515041;Wuhan Yizhifeng Technology Co.,Ltd,Wuhan 430072)

机构地区：[1]广东电网有限责任公司汕头供电局,广东汕头515041 [2]武汉亿之烽科技有限公司,武汉430072

出　　处：《电气技术》2020年第3期130-132,136,共4页Electrical Engineering

摘　　要：为解决山区杆塔接地土壤电阻率高的问题,提出了柔性石墨缆在山区线路杆塔接地中的应用研究。结合石墨基柔性接地体原材料特性,对接地外观、尺寸及允差、石墨覆金属线、电气性能和机械性能的接地条件展开分析,通过实际案例,验证了柔性石墨缆在接地中的应用研究,有效控制接地电阻在规程范围内,具有实用价值。In order to solve the problem of high soil resistivity in mountain pole tower,the application of flexible graphite cable in the grounding of mountain line tower is presented.Considered the characteristics of graphite-based flexible earthing raw materials,the grounding conditions of grounding appearance,size and tolerance,graphite-coated metal wire,electrical properties and mechanical properties are analyzed.In practical cases,the application research of flexible graphite cable in grounding is verified,and the effective control of grounding resistance is of practical value within the scope of regulations.

关 键 词：柔性石墨缆 山区线路 杆塔 接地 

分 类 号：TM862[电气工程—高电压与绝缘技术]