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自控防绕击避雷针电气和机械特性研究
引用本文:彭福先,熊启新,胡涛,周正梅,王晓峰,喻剑辉,周文俊,邱凌.自控防绕击避雷针电气和机械特性研究[J].江西电力,2009,33(1).
作者姓名:彭福先  熊启新  胡涛  周正梅  王晓峰  喻剑辉  周文俊  邱凌
作者单位:1. 江西省电力公司超高压分公司,江西,南昌,330006
2. 武汉大学高电压研究所,湖北,武汉,430072
3. 武汉水院电气有限责任公司,湖北,武汉,430073
摘    要:针对220 kV及以上输电线路的绕击问题,开发了输电线路白控防绕击避雷针(XBL-Ⅱ).输电线路自控防绕击避雷针作为针体串联自控放电装置,采用针杆对称结构,针尖带有场畸变外套,自带平衡锤,能够自动恢复平衡.通过对其引雷能力,大电流冲击耐受、微风振动和低频大振幅等电气和机械特性进行试验研究证明,可增强避雷针的引雷能力,有效防止线路绕击.

关 键 词:输电线路  防绕击避雷针  引雷能力  绝缘外套  空气间隙

The study of the electromechanical characteristics of the lightning rod lightning shielding failure of transmission
Peng Fu-xian,Xiong Qi-xin,Hu Tao,et al.The study of the electromechanical characteristics of the lightning rod lightning shielding failure of transmission[J].Jiangxi Electric Power,2009,33(1).
Authors:Peng Fu-xian  Xiong Qi-xin  Hu Tao  
Abstract:Considering the shielding failure in extra high voltage network of 220 kV or above,the lightning rod(XBL-II)is carried out for taking precautions against transmission line shielding failure.The lightning rod with counterweight which can bring it back to balance automatically adopts needle bar symmetrical structure.Tiny air interstices are kept in needle in series,with insulating coating at the needlepoint.Furthermore,through the ability of triggered lightning,test of big electric current impulse withstand,g...
Keywords:transmission line  lightning rod for shielding failure  capacity of triggered lightning  insulating coat  air interstice  
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