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高压电器  2015 

特高压人工交流污秽试验电源关键参数的选型计算分析

DOI: DOI:10.13296/j.1001-1609.hva.2015.08.003, PP. 16-23

Keywords: 人工污秽,特高压,污秽,试验电源

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Abstract:

特高压交流污秽试验电源是进行特高压及以下电压等级被试品人工交流污秽和覆冰试验的主要设备,其参数选择是否正确直接关系到试验结果的可靠性。笔者提出了交流污秽试验电源关键参数的计算方法,并分析了各关键参数对特高压及以下电压等级被试品进行交流污秽试验的影响。计算结果表明对不同电压等级的被试品进行交流污秽试验时,为获得理想的试验结果,应选用不同阻值的保护电阻;进行特高压被试品的交流污秽试验时,污秽试验变压器的抗短路能力至少为其额定电流的9倍,进行超高压及以下电压等级的被试品的交流污秽试验时,污秽试验变压器的抗短路能力至少为其额定电流的6倍。

References

[1]  黄青丹,陆国俊. 广州地区输电线路绝缘子污秽成分分析[J]. 高压电器,2013,49(2):85-91. HUANG Qingdan,LU Guojun. Source analysis of the chemical composition on the line insulator in Guangzhou area[J]. High Voltage Apparatus, 2013,49(2):85-91.
[2]  吕建红,周年光. 基于大气环境质量的电网绝缘污秽等级划分[J]. 电瓷避雷器,2012(4):14-18. LYU Jianhong,ZHOU Nianguang. The classification of insulator pollution severity of electric power grid based on atmospheric quality[J]. Insulators and Surge Arresters,2012(4):14-18.
[3]  张本皇,李恒真. 珠三角地区不同地形条件下绝缘子污秽积累规律的研究[J]. 高压电器,2012,48(4):1-6. ZHANG Benhuang,LI Hengzhen. Study on the rule of insulator contamination accumulation of various landforms in the pearl river delta[J]. High Voltage Apparatus,2012,48(4):1-6.
[4]  赵世华,蒋兴良. 环境参数对110 kV复合绝缘子覆冰增长过程的影响[J]. 高电压技术,2012,38(10):2575-2581. ZHAO Shihua,JIANG Xingliang. Impact of environmental parameters on the icing process of 110 kV composite insulators[J]. High Voltage Engineering,2012,38(10):2575-2581.
[5]  陆佳政,张红先. 基于极值Ⅰ型概率分布模型的湖南地区电网覆冰重现期计算[J]. 高电压技术,2012,38(2):464-466. LU Jiazheng,ZHANG Hongxian. Calculation of Hunan power grid icing recurrence interval based on extreme-value typeⅠprobability distribution model[J]. High Voltage Engineering,2012,38(2):464-466.
[6]  苑吉河,蒋兴良,易 辉,等. 输电线路导线覆冰的国内外研究现状[J]. 高电压技术,2004,30(1):6-9. YUAN Jihe,JIANG Xingliang,YI Hui,et al. The present study on conductor icing of transmission lines[J]. High Voltage Engineering,2004,30(1):6-9.
[7]  丁 薇,张增福. 特高压交直流污秽试验电源特性研究[J]. 高压电器,2012,48(3):1-5. DING Wei,ZHANG Zengfu. Test research on power source characteristics of UHV AC and DC pollution test[J]. High Voltage Apparatus,2012,48(3):1-5.
[8]  张楚岩,张福增,李锐海,等. 绝缘子人工污秽试验加压方式的比较[J]. 高电压技术,2013,39(1):44-53. ZHANG Chuyan,ZHANG Fuzeng,LI Ruihai,et al.Comparison of on-load voltage methods in artificial contamination test for insulators[J]. High Voltage Engineering,2013,39(1):44-53.
[9]  蒋兴良,易 辉. 输电线路覆冰及防护[M]. 北京:中国电力出版社,2002.
[10]  GB/T 4585―2004 交流系统用高压绝缘子人工污秽试验方法[S].2004.
[11]  DL/T 859―2004 高压交流系统用复合绝缘子人工污秽试验[S].2004.
[12]  GB/T 12326―2008 电能质量 电压波动和闪变[S].2008.
[13]  蒋兴良,舒立春,孙才新.电力系统污秽与覆冰绝缘[M].北京:中国电力出版社,2009.
[14]  张志劲,刘小欢,蒋兴良,等. 污秽不均匀度对XP-160绝缘子串交流闪络特性的影响[J]. 高电压技术,2013,39(2):280-286. ZHANG Zhijin,LIU Xiaohuan,JIANG Xingliang,et al.Effect of non-uniform pollution on the AC flashover performance of XP-160 suspension ceramic insulator string[J]. High Voltage Engineering,2013,39(2):280-286.
[15]  王黎明,周 凯,赵晨龙,等. 饱和受潮绝缘子外绝缘状态评估系统的试验验证[J]. 高电压技术,2012,38(9):1821-1827. WANG Liming,ZHOU Kai,ZHAO Chenlong,et al. Experimental verification on the assessment system of outdoor insulation state of saturated moist insulator[J]. High Voltage Engineering,2012,38(9):1821-1827.
[16]  方春华,王建国,操平梅,等. 污秽绝缘子泄漏电流与环境温,湿度相关分析[J]. 高电压技术,2012,38(4):885-891. FANG Chunhua,WANG Jianguo,CAO Pingmei,et al.Correlation analysis of contaminative insulator leakage current & environmental temperature and humidity[J]. High Voltage Engineering,2012,38(4):885-891.
[17]  司马文霞,徐 康,杨 庆,等. 气压和污秽不均匀度对污染绝缘子泄漏电流的影响[J]. 高电压技术,2012,38(3):663-670. SIMA Wenxia,XU Kang,YANG Qing,et al. Influence of air pressure and non-uniform pollution on the leakage current of insulator[J]. High Voltage Engineering,2012,38(3):663-670.
[18]  蔡 炜,康 丽,刘云鹏,等. 超高压线路绝缘子冰闪过程的泄漏电流波形变化特性[J]. 高电压技术,2011,37(8):2038-2044. CAI Wei,KANG Li,LIU Yunpeng,et al. Leakage current waveform change rate of EHV transmission line insulator in icing-melting flashover process[J]. High Voltage Engineering,2011,37(8):2038-2044.
[19]  李 毅,周 野,钟 浩,等. 利用泄漏电流分帧与小波技术识别覆冰绝缘子闪络故障[J]. 高压电器,2011,47(2):27-30. LI Yi,ZHOU Ye,ZHONG Hao,et al. Recognition of flashover fault on the iced insulator based on frame segmentation and wavelet technology for leakage current[J]. High Voltage Apparatus,2011,47(2):27-30.
[20]  黄成才,李永刚. 基于复合绝缘子污闪模型的闪络特性分析[J]. 电瓷避雷器,2014(4):31-35. HUANG Chengcai,LI Yonggang. Analysis on flashover characteristics based on pollution flashover model of composite insulator[J]. Insulators and Surge Arresters,2014(4):31-35.

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