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高压电器  2015 

基于PSCAD的500 kV自耦变压器铁磁谐振过电压仿真

DOI: 10.13296/j.1001-1609.hva.2015.12.027, PP. 155-161

Keywords: 自耦变压器,超高压电网,铁磁谐振过电压,自然谐振频率,合空主变

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Abstract:

随着铁心材质和技术优化,500kV自耦变压器发生的铁磁谐振故障逐渐减少,但是在电网结构较薄弱的终端电站,由于不适当的调试方式,投切主变时依然有可能激发铁磁谐振。为解决上述问题,笔者以500kV汗―塔华北电网典型终端工程为例,深入研究500kV自耦变压器励磁特性,创新性的研发了BPA-PSCAD等值接口程序,实现了对长线合空变的不同调试方式下的谐振过电压、自然谐振频率、操作过电压和励磁涌流精确建模计算,提出了正确的启动调试方式,规避了谐振故障的发生,该研究对调试启动方案的制定提供了切实可行的依据,对终端电站的主变投切与运行具有直接的指导意义。

References

[1]  张叔禹,吴集光,曹 斌. 超高压输变电系统内部过电压分析与PSCAD/EMTDC仿真应用[M]. 北京:中国水利水电出版社,2014. ZHANG Shuyu,WU Jiguang,CAO Bin. Ultra high voltage transmission system internal overvoltage analysis and simulation based on PSCAD/EMTDC[M]. Beijing: China Water Power Press,2014.
[2]  王 征.万全变电站投500 kV空载联变调度原则的研究[J]. 华北电力技术,2001(1): 20?鄄21. WANG Zheng. Study on dispatch principle of commissioning 500 kV connection transformer with no?鄄load in Wanquan substation[J]. North China Electric Power,2001(1): 20?鄄21.
[3]  BRANDWAJN V,DOMMEL H W,DOMMEL I I. Matrix representation of three?鄄phase n?鄄winding transformers for steady state and transient studies[J]. IEEE Trans. on Power Apparatus and Systems,1982,VPAS?鄄101(6):1369?鄄1378.
[4]  苏 戈,秦晓宇,李松磊,等. 550 kV GIS铁磁谐振现象的研究[J]. 高压电器,2015,51(4):145?鄄150. SU Ge,QIN Xiaoyu,LI Songlei,et al. Study on ferroresonance generated in 550 kV GIS[J]. High Voltage Apparatus,2015,51(4): 145?鄄150.
[5]  冉启鹏,陈 欣.一起铁磁谐振事故的原因及预防措施[J]. 变压器,2011,48(3):71?鄄73. RAN Qipeng, CHEN Xin. Reasons and prevention of ferroresonance fault[J]. Transformer,2011,48(3):71?鄄73.
[6]  李 俊. 500 kV CVT铁磁谐振问题研究[J].电测与仪表,2010,47(7A):65?鄄68. LI Jun. The research of 500 kV capacitor voltage transformer ferro?鄄resonance problem[J]. Electrical Measurement & Instrumentation. 2010,47(7A):65?鄄68.
[7]  丁志林,文 曹,贺星棋,等. 500 kV大变比变压器铁磁谐振分析[J]. 电力自动化设备,2012,32(2):141?鄄144. DING Zhilin, WEN Cao, HE Xingqi, et al. Ferromagnetic resonance analysis for 500 kV transformer with big ratio[J]. Electric Power Automation Equipment,2012,32(2):141?鄄144.
[8]  刘俊丽,丁志林,贺星棋.±500 kV换流站谐振现象分析[J]. 华中电力,2011,24(2):59?鄄62. LIU Junli,DING Zhilin,HE Xingqi. Analysis of ferromagnetic resonance in ±500 kV converter station[J]. Central China Electric Power,2011,24(2):59?鄄62.
[9]  张星海,甄 威,马御棠,等. 换流站中500 kV站用变铁磁谐振过电压的研究[J]. 电网技术,2012,36(3):56?鄄61. ZHANG Xinghai,ZHEN Wei,MA Yutang,et al.Research on ferroresonance overvoltage occurred in 500 kV transformer for power supply of converter station[J]. Power System Technology,2012,36(3):56?鄄61.
[10]  梅成林,张超树. 电压互感器铁磁谐振分析[J]. 电网技术,2008,32(2):311?鄄313. MEI Chenglin,ZHANG Chaoshu. Analysis of voltage transformer ferroresonance[J]. Power System Technology,2008,32(2):311?鄄313.
[11]  曹 斌,吴志敏,张 鹏,等.基于PSCAD的500 kV输电线路潜供电流和恢复电压的仿真分析[J]. 高压电器,2014,50(12):71?鄄77. CAO Bin, WU Zhimin, ZHANG Peng,et al. Simulation of secondary arc current and recovery voltage for 500 kV transmission line based on PSCAD[J]. High voltage apparatus,2014,50(12):71?鄄77.
[12]  Dr JACOBSON D A N,Dr MENZIES R W. Investigation of station service transformer ferroresonance in Manitoba Hydro’s 230 kV Dorsey converter station[C]//International Conference on Power Systems Transients. Rio de Janeiro:[s.n.],2001:24?鄄28.
[13]  HAMID R,FATHI H. Studying voltage transformer ferroresonance[J]. Research Journal of Applied Sciences,Engineering and Technology 2012,4(19): 3680?鄄3686.
[14]  HAMID R,ROSTAMI M. Effect of circuit breaker shunt esistance on chaotic ferroresonance in voltage transformer[J]. Advances in Electrical and Computer Engineering,2010,10(3):71?鄄77.
[15]  PATTANAPAKDEE K,BANMONGKOL C. Failure of riser pole arrester due to station service transformer ferroresonance[C]//International Conference on Power Systems Transients (IPST’07) in Lyon.France:IEEE,2007:1?鄄5.
[16]  CHARALAMBOUS C,WANG Z D,LI Jie,et al. Validation of a power transformer model for ferroresonance with system tests on a 400 kV circuit[C]//Presented at the International Conference on Power Systems Transients (IPST’07) in Lyon.France:IEEE,2007:4?鄄7.
[17]  GB 50064―2014交流电气装置的过电压保护和绝缘配合设计规范[S]. 北京:中国计划出版社,2014. GB 50064―2014 Code for design of overvoltage protection and insulation coordination for AC electrical installations[S]. Beijing:China Planning Press,2014.
[18]  HUI Meng,ZHANG Yanbin,LIU Chongxin. Analysis of ferroresonance in a neutral grounding system with nonlinear core loss[J]. Chinese Physics B,2009,18(5):1787?鄄1790.
[19]  郝 毅,张艳霞. 基于小波包分频特性的中性点不接地系统铁磁谐振检测[J]. 电网技术,2006,30(23):72?鄄76. HAO Yi,ZHANG Yanxia. Detection of ferroresonance in neutral non?鄄grounding system based on decomposition Characteristic of wavelet packet[J]. Power System Technology,2006,30(23):72?鄄76.
[20]  GRAOVAC M,IRAVANI R,WANG X L,et al. Fast ferroresonance suppression of coupling capacitor voltage transformers[J]. IEEE Transactions on Power Delivery,2003,18(1):158?鄄163.

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