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避雷器电位分布测试方法研究

DOI: 10.16188/j.isa.1003-8337.2015.03.020, PP. 110-114

Keywords: 电位分布,避雷器,电压承担率

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Abstract:

杂散电容的存在使得在持续运行电压下避雷器沿电阻片轴向的电压承担率分布极不均匀,靠近高压端的电阻片一般比远离高压端的电阻片承担了更高的电压负荷。若不采取均压措施改善其电位分布,靠近高压端的电阻片将会因持续运行电压下承担电压负荷过高而加速劣化,最终导致避雷器的损坏,缩短其预期运行寿命。所以必须采取有效的均压措施改善电位分布。以目前仅加装均压环的避雷器为例,通过对计算和实测的方法及数据进行分析,给出了最优均压方案并总结了电位分布测试的意义和方法。

References

[1]  车文俊,千叶智基,张晓星,等. 1000 kV瓷外套金属氧化物避雷器的电位分布研究[J]. 中国电机工程学报,2009,29(22):53-57. CHE Wenjun,T. CHIBA,ZHANG Xiaoxing,et al. Research on potential distribution characteristics of 1000 kV porcelain housed metal oxide surge arrester[J]. Proceedings of the CSEE,2009,29(22):53-57.
[2]  陈德兴,张永记,晋文杰,等. 紧凑运行方式下220 kV金属氧化物避雷器电位与电场分布的计算[J]. 高压电器,2011(2):39-42. CHEN Dexing,ZHANGYongji,JIN Wenjie,et al. Calculation of electric potential and field distribution of 220 kV MOA under compact operation mode[J]. High Voltage Apparatus,2011(2):39-42.
[3]  王琼,安翠翠,马文玲,等. 1000 kV瓷外套MOA电阻片与瓷套电位关系的研究[J]. 高压电器,2008,44(6):531-533. WANG Qiong,AN Cuicui,MA Wenling,et al. Potential relation between resistors and porcelain in1000kV MOA[J].High Voltage Apparatus,2008,44(6):531-533.
[4]  陈维,王德生,刘庆峰,刘斌等. ZnO 避雷器均压用高压陶瓷电容器的研究[J]. 高电压技术,2000(2):17-18+21. CHEN Wei,WANG Desheng,LIU Qingfeng,LIU Bin,et al.Study on high voltage ceramic capacitor of ZnO arrester[J].High Voltage Engineering,2000(2):17-18+21.
[5]  岳亚丽,江少成,张源斌. 800 kV MOA的电位分布数值分析和测量[J]. 高压电器,2009,45(4):63-64. YUE Yali,JIANG Shaocheng,ZHANG Yuanbin. Numerical analysis and measuring for the potential distribution of 800kV MOA[J]. High Voltage Apparatus,2009,45(4):63-64.
[6]  韩社教,马西奎,张西元,等. 瓷套式500 kV氧化锌避雷器的电压分布计算及均压环设计[J]. 西安交通大学学报,2001(8):776-779. HAN Shejiao,MA Xikui,ZHANG Xiyuan,et al. Calculation of potential distribution and design of the grading rings for a new type of porcelain 500 kV metal oxide arrester[J]. Journal of XI’AN Jiaotong University,2001(8): 776-779.
[7]  王宝山,刘斌,张曦,等. 交流特高压避雷器电压分布的测量与分析[J]. 高电压技术,2008,34(9):1781-1787. WANG Baoshan,LIU Bin,ZHANG Xi,et al. Measurement and analysis about the potential distribution of the 1000 kV metal oxide surge arrester[J]. High Voltage Engineering,2008,34(9):1781-1787.
[8]  韩社教,戴栋,马西奎,等. 应用有限元法计算氧化锌避雷器电位分布[J]. 中国电机工程学报,2001(12):106-109+115. HAN Shejiao,DAI Dong,MA Xikui,ZHANG Xiyuan. Calculation of potential distribution for zinc-oxide surge arrester by finite element method[J]. Proceedings of the Chinese Society for Electrical Engineering,2001(12):106-109+115.
[9]  王世山,李彦明. 500 kV无间隙MOA电压分布分析及其均压化措施[J]. 电瓷避雷器,2000(4):30-36. WANG Shi,shan,LI Yanming. Analysis on electric stress along 500 kV gapless MOA and its evening measurement[J]. Insulators and Surge Arresters,2000(4):30-36.
[10]  赵子玉,邹积岩,李学思,等. 500 kV 线路ZnO 避雷器电位分布计算与试验分析[J]. 高电压技术,1999(1):84-87. ZHAO Ziyu,ZOU Jiyan,LI Xuesi,et al. Electric field and potential distribution calculation of ZnO surge arrester on 500 kV transmission lines[J]. High Voltage Engineering,1999(1):84-87.
[11]  郭洁,何计谋,李晓峰. 750 kV金属氧化物避雷器电位分布研究[J]. 中国电力,2006,39(1):15-17. GUO Jie,HE Jimou,LI Xiaofeng. Study on the potential distribution of 750 kV metal oxide surge arrester[J]. ElectricPower,2006,39(1):15-17.
[12]  韩社教,李平舟,路彦峰,等. 1000 kV立柱式氧化锌避雷器三维电压分布计算及均压环设计[J]. 中国电气工程学报,2007(27):50-55. HAN Shejiao,LI Pingzhou,LU Yanfeng,et al. 3D potential distribution calculation and design of grading rings for post-type Zno surge arrester for 1000 kV substation[J]. Proceedings of the CSEE,2007(27):50-55.
[13]  何计谋,朱斌,张宏涛,等. 750 kV系统用无间隙金属氧化物避雷器的研究与开发[J]. 电力设备,2005(12):17-20. HE Jimou,ZHU Bin,ZHANG Hongtao,et al. Research and development of 750 kV MOA without gap[J]. ElectricEquipment,2005(12):17-20.
[14]  安翠翠,刘航,王琼,等. 特高压直流母线MOA的电位与电场分析[J]. 高压电器,2009,45(5):9-11. AN Cuicui,LIUHan,WANGQiong,et al. Calculation of electricpotential and field distribution of UHVDC busbar MOA[J]. HighVoltageApparatus,2009,45(5):9-11.
[15]  李国富,樊力. 无间隙氧化锌避雷器电阻片电压分布的计算[J]. 电网技术,1998,22(7):31-34. LI Guofu,FAN Li. Computation of varistor voltage distribution for MOAs[J]. Power System Technology,1998,22(7):31-34.

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