全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
高压电器  2015 

高抗过补偿对500 kV输电线路电磁暂态的影响研究

, PP. 53-58

Keywords: 高抗,过补偿,谐振过电压,潜供电流,接地开关

Full-Text   Cite this paper   Add to My Lib

Abstract:

分析了线路高抗过补偿对500kV输电线路电磁暂态的影响,采用EMTP程序模拟计算了3种高抗过补偿度下(105%/131%/158%)500kV同塔双回线路的非全相工频谐振过电压、潜供电流和恢复电压、一回线路停运时的感应电压和感应电流。通过研究指出,高抗补偿度小于130%时,尤其是在全补偿附近,线路非全相谐振过电压较高,潜供电流和恢复电压、感应电压和电流较大,可能会影响到单相重合闸的时间和接地开关的选型。当高抗过补偿度高于130%时,一般不会出现上述问题。

References

[1]  杨凌辉,张旭航,马仁明,等. 500 kV同塔双回线路谐振的仿真研究[J]. 华东电力,2008,36(7):30-33. YANG Linghui,ZHANG Xuhang,MA Renming,et al.Resonance simulation for 500 kV double-circuit line on the same tower[J]. East China Electric Power,2008,36(7):30-33.
[2]  商立群,施 围. 同杆双回输电线路的潜供电流与恢复电压[J]. 高电压技术,2003,29(10):22-23. SHANG Liqun,SHI Wei. Study on secondary arc current and recovery voltage on double-circuit lines on the same Pole[J]. High Voltage Engineering,2003,29(10):22-23.
[3]  林 莘,何柏娜,徐建源. 潜供电弧的仿真分析[J]. 高压电器,2007,43(1):8-10. LIN Xin,HE Baina,XU Jianyuan. Simulation and analysis of secondary arc[J]. High Voltage Apparatus,2007,43(1):8-10.
[4]  李振强,谷定燮,修木洪. 特高压同塔双回线路潜供电弧抑制措施的比较[J]. 高电压技术,2010,36(10):2388-2392. LI Zhenqiang,GU Dingxie,XIU Muhong. Comparison of two measures on restricting secondary arc in UHV double circuit lines on the same tower[J]. High Voltage Engineering,2010,36(10):2388-2392.
[5]  解广润. 电力系统过电压[M]. 北京:水利电力出版社,1985.
[6]  曹荣江. 电力系统潜供电弧自灭特性的模拟研究[R]. 北京:中国电力科学研究院,1994:1-30.
[7]  和彦淼,宋 杲,曹荣江,等. 1 000 kV特高压输电线路潜供电弧试验研究[J]. 中国电机工程学报,2011,31(16):138-143. HE Yanmiao,SONG Gao,CAO Rongjiang,et al. Test research of secondary arc in 1 000 kV UHV double-circuit transmission lines[J]. Proceedings of the Chinese Society for Electrical Engineering,2011,31(16):138-143.
[8]  钟振蛟. 高压交流隔离开关和接地开关选用中的若干问题[J]. 电力设备,2008,9(4):55-58. ZHONG Zhenjiao. Some problems in selection for HVAC disconnector and grounding switch[J]. Electrical Equipment,2008,9(4):55-58.
[9]  张宗伟,卢昌宏. GW5-126型隔离开关触头烧损故障分析及对策[J]. 高压电器,2011,47(2):76-79. ZHANG Zongwei,LU Changhong. Failure analysis and countermeasures for GW5-126 disconnector contacts burning[J]. High Voltage Apparatus,2011,47(2):76-79.
[10]  程风华,崔梦莹,李铁军,等. 同塔双回B类高压交流接地开关辅助回路的设计[J]. 高压电器,2012,48(9):47-55. CHENG Fenghua,CUI Mengying,LI Tiejun,et al. Design of auxiliary circuit of HVAC earthing Switch for double-circuit transmission lines on same tower[J]. High Voltage Apparatus,2012,48(9):47-55.
[11]  吴 钊,赵庆斌,许书辉,等. 具有辅助灭弧室回路的高压交流接地开关开合感应电流试验探讨[J]. 高压电器,2012,48(8):103-108. WU Zhao,ZHAO Qingbin,XU Shuhui,et al. Discussion on induced current switching test of high voltage earthing switches with auxiliary-interrupters[J]. High Voltage Apparatus,2012,48(8):103-108.
[12]  董 显,肖 荣,徐 江,等. 开合感应电流B类接地开关在葛洲坝电站的应用[J]. 高压电器,2012,48(4):88-91. DONG Xian,XIAO Rong,XU Jiang,et al. Application of class B earthing switch switching induced current in gezhouba hydropower station[J]. High Voltage Apparatus,2012,48(4):88-91.
[13]  何建宗,徐晓春,曾子县,等. 一种适用于两相式输电线路的相组合差动保护[J]. 电力系统保护与控制,2014,V42(4):73-76. HE Jianzong,XU Xiaochun,ZENG Zixian,et al. A new phase combined line current differential relay for two-phase transmission line[J]. Power System Protection and Control,2014,V42(4):73-76.
[14]  王 伟,余 锐,陈 愚,等. 特高压输电线路保护故障测距的应用研究[J]. 电力系统保护与控制,2013,V41(19):40-46. WANG Wei,YU Rui,CHEN Yu,et al. Application research of fault location of UHV transmission line protection[J]. Power System Protection and Control,2013,V41(19):40-46.
[15]  王清玲. 特定工况下500 kV蝶岭站侧接地开关无法正常操作原因分析[J]. 南方电网技术,2011,5(3):100-102. WANG Qingling. Analysis of the grounding switch in 500 kV dieling substation unable to be normally operated under certain condition[J]. Southern Power System Technology,2011,5(3):100-102.
[16]  彭向阳,郑 彬,梁文进,等. 500 kV线路高抗退出运行及选择备用电磁暂态[J]. 高电压技术,2010,36(3):699-704. PENG Xiangyang,ZHENG Bin,LIANG Wenjin,et al. Electromagnetic transient analysis on disengaging feasibility and standby applicability of 500 kV high-voltage reactors[J]. High Voltage Engineering,2010,36(3):699-704.
[17]  姚 尧,阮 羚,沈 煜. 超高压可控电抗器抑制潜供电流研究[J]. 高压电器,2009,45(2):22-26. YAO Yao,RUAN Ling,SHEN Yu. EHV controllable reactor for suppressing secondary arc current[J]. High Voltage Apparatus,2009,45(2):22-26.
[18]  姚 尧,陈柏超,田翠华. 超高压可控电抗器抑制内过电压及潜供电流[J]. 吉林大学学报(工学版),2008,38(S1):201-208. YAO Yao,CHEN Baichao,TIAN Cuihua. EHV magnetically controlled reactor for suppressing interior over-voltage and secondary arc current[J]. Journal of Jilin University(Engineering and Technology Edition),2008,38(S1):201-208.
[19]  李振强,周沛洪,修木洪,等. 换流站交流滤波器母线高抗操作过电压研究[J]. 高压电器,2010,46(2):27-30. LI Zhenqiang,ZHOU Peihong,XIU Muhong,et al. Research of AC filter bus connecting Shunt-Reactor resonance and overvoltage[J]. High Voltage Apparatus,2010,46(2):27-30.
[20]  杜斌祥,张友鹏,田铭兴,等. 特高压可控并联电抗器补偿度的研究[J]. 高压电器,2010,46(11):5-8. DU Binxiang,ZHANG Youpeng,TIAN Mingxing,et al. Research on compensation degree of UHV controllable shunt reactor[J]. High Voltage Apparatus,2010,46(11):5-8.
[21]  蔡汉生,张丽泉. 500 kV线路并联电抗器过补偿运行时的计算与分析[J]. 中国电力,1996(3):38-42. CAI Hansheng,ZHANG Liquan. Calculation and analysis on 500 kV transmission lines with shunt reactors under over-compensated operation[J]. Electric Power,1996(3):38-42.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133