换流变压器油纸选型研究
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摘要
为了保证特高压换流变压器油纸选型工作的顺利开展,结合国内外文献以及本课题组相关研究成果,从影响油纸老化的因素、油纸复合绝缘在不同电压作用下的绝缘强度以及空间电荷对油纸复合绝缘老化和绝缘性能的影响3方面阐述油纸选型应着重考虑的因素,分析目前市场所售绝缘油纸的基础性能,为特高压换流变压器油纸选型工作的开展奠定理论基础。
In order to ensure the material selection work of UHV converter transformer, this paper overviews the overseas and domestic research literatures combined with the studies of our group, the factors to be mainly considered in oil and paper selection are preserted from analyzing the influence aging factors of oil-paper insulation, the insulation strength of oil-paper composite insulation under different voltage and the influence of space charge to the aging of oil-paper and insulation The basic properties of the current market insulation material is analyzed to supply theory basis for the material selection work for UHV converter transformer.
In order to ensure the material selection work of UHV converter transformer, this paper overviews the overseas and domestic research literatures combined with the studies of our group, the factors to be mainly considered in oil and paper selection are preserted from analyzing the influence aging factors of oil-paper insulation, the insulation strength of oil-paper composite insulation under different voltage and the influence of space charge to the aging of oil-paper and insulation The basic properties of the current market insulation material is analyzed to supply theory basis for the material selection work for UHV converter transformer.
引文
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[4]崔明建,孙元章,杨军,等.一种基于多层次灰色面积关联分析的电网安全综合评价模型[J].电网技术,2013,37(12):3453-3460.CUI Mingjian,SUN Yuanzhang,YANG Jun,et al.Power Grid Security Comprehensive Assessment Based on Multilevel Grey Area Relational Analysis[J].Power System Technology,2013,37(12):3453-3460.
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[6]张镱议.基于运行状态和寿命评估的电力变压器全寿命周期检修决策研究[D].重庆:重庆大学,2014.ZHANG Yiyi.Study on Life Cycle Cost based Maintanence Decision Making for Power Transformers Considering Condition Assessment and Insulation Life Assessment[D].Chongqing:Chongqing University,2014.
[7]EMSLEY A M,Stevens G C.Review of Chemical Indicators of Degradation of Cellulosic Electrical Paper Insulation in Oil-filled Transformers[J].IEE Proceedings of Science,Measurement and Technology,1994,141(5):324-334.
[8]梁帅伟.抗老化变压器油及其对绝缘纸热老化影响的研究[D].重庆:重庆大学,2009.LIANG Shuaiwei.Study on Antioxidation Transformer Insulation Oil and Its Effects on Oil-immersed Paper Thermal Aging[D].Chongqing:Chong Qing University,2009.
[9]杨丽君.变压器油纸绝缘老化特征量与寿命评估方法研究[D].重庆:重庆大学,2009.YANG Lijun.Study on Aging Characteristics of Oil-paper in Transformer and its Lifetime Estimation Method[D].Chongqing:Chongqing University,2009.
[10]孙会刚.水分对油纸绝缘热老化及寿命的影响与热老化程度表征研究[D].重庆:重庆大学,2011.SUN Huigang.Study on Influence of Moisture on Thermal Aging Life and Thermal Aging Condition Evaluation of Oilpaper Insulation[D].Chongqing:Chongqing University,2011.
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[15]廖瑞金,郝建,梁帅伟,等.水分和酸对矿物油与天然酯混合油一纸绝缘热老化的影响[J].电工技术学报,2010,25(07):31-37.LIAO Ruijin,HAO Jian,LIANG Shuaiwei,et al.Influence of Water and Acid on the Thermal Aging of Mineral Oil Mixed With Natural Ester Oil-paper Insulation[J].Transaction of China Electrotechnical Society,2010,25(7):31-37.
[16]郝建,廖瑞金,杨丽君,等.矿物油与天然酯混合油一纸绝缘热老化光谱及热重特性[J].高电压技术,2010,36(04):926-931.HAO Jian,LIAO Ruijian,YANG Lijun,et al.Spectra and Thermogravimetri Charateristics of the Mineral Oil Mixed with Natural Ester Oil-paper Insulation Thermal Aging[J].High Voltage Engineering,2010,36(4):926-931.
[17]JIAN L,DU B,WANG F P,et al.The Effect of Nanoparticle Surfactant Polarization on Trapping Depth of Vegetable Insulating Oil-based Nanofluids[J].Physics Letters A,2016,380(4):604-608.
[18]MERGOS J A,ATHANASSOPOULOU M D,ARGYROPOULOS T G,et al.Dielectric Properties of Nanopowder Dispersions in Paraffin Oil[J].IEEE Transactions on Dielectrics and Electrical Insulation,2012,19(5):1502-1507.
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[20]姚洁,魏晓魏.绝缘纸耐高温老化助剂的制备及应用[J].化学研究与应用,2002,4(5):608-610.YAO Jie,WEI Xiaowei.Preparation and Application of Heat-resistant Additives for Insulation Paper[J].Chemical Research and Application,2002,4(5):608-610.
[21]廖瑞金,吴伟强,张福州,等.复合胺类化合物对油纸系统中绝缘纸热老化特性的影响[J].高电压技术,2015,41(06):1891-1897.LIAO Ruijin,WU Weiqiang,ZHANG Fuzhou,et al.Influence of Composite Amines on the Paper of Oil-paper Insulation System During Thermal Aging Process[J].High Voltage Engineering,2015,41(06):1891-1897.
[22]杨雁,袁磊,王谦,等.不同复合热稳定剂对矿物油一改性纸绝缘系统热老化特性的影响[J].高电压技术,2013,39(5):1121-1127.YANG Yan,YUAN Lei,WANG Qian,et al.Influence of Different Compound Thermal Stabilizers on Aging Characteristics of Mineral Oil-modified Paper Insulation System[J].High Voltage Engineering,2013,39(5):1121-1127.
[23]高敏华,冷勇.换流变压器中的两个直流分量[J].变压器,2002,39(06):15-19.GAO Minhua,LENG Yong.Two Direct Components in Converter Transformer[J].Transformer,2002,39(06):16-19.
[24]孙优良.特高压换流变压器绝缘特性研究[D].保定:华北电力大学,2012.SUN Youliang.The Characteristics Research on the Insulation of UHV Converter Transformer[D].Baoding:North China Electric Power University,2012.
[25]唐超,廖瑞金,黄飞龙,等.电力变压器绝缘纸热老化的击穿电压特性[J].电工技术学报,2010,21(11):1-8.TANG Chao,LIAO Ruijin,HUANG Feilong,et al.The Breakdown Voltage of Power Transformer Insulation Paper After Thermal Aging[J].Transactions of China Electrotechnical Society,2010,21(11):1-8.
[26]EBISAWA Y,YAMADA S,MORI S,et al.DC Creepage Breakdown Characteristics of Oil-immersed Insulation[J].IEEE Transactions on Dielectrics and Electrical Insulation,2009,16(6):1686-1692.
[27]L I J,HE Z,GRZYBOWSKI S.Electrical Aging Lifetime Model of Oil-impregnated Paper under Pulsating DC Voltage Influenced by Temperature[J].IEEE Transactions on Dielectrics and Electrical Insulation,2013,20(6):1992-1997.
[28]LI H,ZHONG L,YU Q,et al.The Resistivity of Oil and Oil-impregnated Pressboard Varies with Temperature and Electric Field Strength[J].IEEE Transactions on Dielectrics and Electrical Insulation,2014,21(4):1851-1856.
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