基于ADAMS的高压断路器弹簧机构动力学仿真与故障分析
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摘要
高压断路器是电力系统中重要的保护和控制设备,其状态正常与否直接影响电力系统的安全运行。详细分析了高压断路器工作原理及能量分配原理,建立高压断路器合分闸能量分配数学模型;建立高压断路器弹簧机构动力学模型,并依据高压断路器实际工况对其进行动力学仿真;全面分析了高压断路器弹簧机构合闸弹簧故障、分闸弹簧故障、缓冲器故障、连接件松动及机构卡塞等常见故障下高压断路器机械特性变化规律,揭示高压断路器在各种故障下关键参数的全过程动态变化规律。
High-voltage circuit breaker is an important protection and control device in power system, its working state affects the safe operation of the system directly. The working principle and energy distribution principle of high-voltage circuit breaker are analyzed,then a mathematical model of energy distribution for high voltage circuit breaker is established. A dynamic model of spring mechanism for high voltage circuit breaker is established,dynamic simulation is carried out according to the actual working condition of the high voltage circuit breaker. In order to obtain the low of motion parameters of high voltage circuit breaker,fully analyzed the failure of single fault of closing spring,opening spring,damper,parts loosening and jam faults.
High-voltage circuit breaker is an important protection and control device in power system, its working state affects the safe operation of the system directly. The working principle and energy distribution principle of high-voltage circuit breaker are analyzed,then a mathematical model of energy distribution for high voltage circuit breaker is established. A dynamic model of spring mechanism for high voltage circuit breaker is established,dynamic simulation is carried out according to the actual working condition of the high voltage circuit breaker. In order to obtain the low of motion parameters of high voltage circuit breaker,fully analyzed the failure of single fault of closing spring,opening spring,damper,parts loosening and jam faults.
引文
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[19]赵思洋,汪安本,周文俊,等.基于模糊综合评判的断路器操动机构弹簧储能状态评估[J].高压电器,2016,52(6):187-192.(上接第73页)ZHAO Siyang,WANG Anben,ZHOU Wenjun,et al.State assessment of circuit breaker actuator’s spring based on fuzzy comprehensive evaluation[J].High Voltage Apparatus,2016,52(6):187-192.
[2]卡普塔诺维克.高压断路器理论、设计与试验方法[M].北京:机械工业出版社,2015.KAPETANOVIC M.High voltage circuit breakers[M].Beijing:China Machine Press,2015.
[3]徐建源,张彬,林莘,等.能谱熵向量法及粒子群优化的RBF神经网络在高压断路器机械故障诊断中的应用[J].高电压技术,2012,38(6):1299-1306.XU Jianyuan,ZHANG Bin,LIN Xin,et al.Application of energy spectrum entropy vector method and RBF neural networks optimized by the particle swarm in high-voltage circuit breaker mechanical fault diagnosis[J].High Voltage Engineering,2012,38(6):1299-1306.
[4]杨凌霄,朱亚丽.基于概率神经网络的高压断路器故障诊断[J].电力系统保护与控制,2015,43(10):62-67.YANG Lingxiao,ZHU Yali.High voltage circuit breaker fault diagnosis of probabilistic neural network[J].Power System Protection and Control,2015,43(10):62-67.
[5]李艳艳.断路器状态监测[D].大连:大连理工大学,2002.LI Yanyan.On-line monitoring of HVCB[D].Dalian:Dalian University of Technology,2002.
[6]白由柯,寇贤伟.真空断路器状态在线监测系统探讨[J].科技致富向导,2011(24):387-414.BAI Youke,KOU Xianwei.On line monitoring system of vacuum circuit breaker[J].Guide of Scitech Magazine,2011(24):387-414.
[7]杨景刚,刘媛,高山,等.高压断路器机械故障诊断技术[J].江苏电机工程,2016,35(2):1-6.YANG Jinggang,LIU Yuan,GAO Shan,et al.Review on mechanical fault diagnosis of high-voltage circuit breakers[J].Jiangsu Electrical Engineering,2016,35(2):1-6.
[8]黄南天,张书鑫,李艾择,等.高压断路器机械故障诊断[J].农业电气化,2015(8):56-57.HUANG Nantian,ZHANG Shuxin,LI Aize,et al.Mechanical fault diagnosis of high voltage circuit breaker[J].Farm Electrification,2015(8):56-57.
[9]宋杲,崔景春,袁大陆.2004年高压开关设备运行统计分析[J].电力设备,2006,7(2):10-14.SONG Gao,CUI Jingchun,YUAN Dalu.Statistical analysis of high voltage switchgear in 2004[J].Power Equipment,2006,7(2):10-14.
[10]GLINKOWSKI M T,SCHMIDT L,VEERKA E F.Bibliography of switchgear literature[J].IEEE Transactions on Power Delivery,1998,3(1):135-156.
[11]吉亚明,周志成,马勇,等.真空断路器投切并联电抗器过电压故障分析[J].江苏电机工程,2014,33(2):12-14.JI Yaming,ZHOU Zhicheng,MA Yong,et al.Analysis of over-voltage caused by vacuum-breaker switching on/off shunt connected reactance[J].Jiangsu Electrical Engineering,2014,33(2):12-14.
[12]苗红霞.高压断路器故障诊断[M].北京:电子工业出版社,2011:15-19.MIAO Hongxia.Fault diagnosis of high voltage circuit breaker[M].Beijing:Publishing House of Electronics Industry,2011:15-19.
[13]SOHN H J,LEE S K,KIM S O,et al.Comparison of spring models for dynamic of a high voltage circuit breaker with a spring operating mechanism[J].Mechanics Based Design of Structures and Machines,2007,(36):107-128.
[14]ERYUREK I B,EREKE M,GOKSENLI A.Failure analysis of the suspension spring of a light duty truck[J].Engineering Failure Analysis,2015,14(1):170-178.
[15]HOU Weiguo,ZHANG Weifang,LIU Xiao.Failure analysis of aviation torsional spring[J].Chinese Jour nal of Aeronautics,2011,24(4):527-532.
[16]KULA E,WELSS V.Residual stress and stress relaxation[M].Springer:Softcover reprint of the original,1982.(下转第80页)73
[17]ARCARI A,DE VITA R,DOWLING N E.Mean stress relaxation during cyclic straining of high strength aluminum alloys[J].International Journal of Fatigue,2009(31):1742-1750.
[18]邓集,李欣,黎治宇,等.循环载荷作用下断路器分闸弹簧应力松弛分析[J].湖南电力,2007,34(2):40-42.DENG Ji,LI Xin,LI Zhiyu,et al.Analysis on openingspring stress relaxation of circuit breaker with cycling load[J].Hunan Electric Power,2007,34(2):40-42.
[19]赵思洋,汪安本,周文俊,等.基于模糊综合评判的断路器操动机构弹簧储能状态评估[J].高压电器,2016,52(6):187-192.(上接第73页)ZHAO Siyang,WANG Anben,ZHOU Wenjun,et al.State assessment of circuit breaker actuator’s spring based on fuzzy comprehensive evaluation[J].High Voltage Apparatus,2016,52(6):187-192.