陈玥云;覃剑;刘巍;陈树勇;朱峰;

• 1:东北电力大学电气工程学院
• 2:中国电力科学研究院
• 3:北京市超高压公司
• 4:中国电力科学研究院

摘要(Abstract)：

分析了弧垂、环境温度、负荷电流等因素对线路长度的影响,计算了各因素引起的最大线长误差范围。结果表明,各种因素共同作用所引起的线长误差不超过1km,造成的行波测距误差不超过500m。因此在线路长度勘测误差为0时,实际线长误差对行波测距结果影响很小,不需要在测距装置运行时采取措施修正线路长度。

关键词(KeyWords)： 线路长度;弧垂;温度;测距误差

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 陈玥云;覃剑;刘巍;陈树勇;朱峰;

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DOI:

参考文献(References)：

• [1]胡帆,刘沛,程时杰.高压输电线路故障测距算法仿真研究[J].中国电机工程学报,1995,15(1):67-72.Hu Fan,Liu Pei,Cheng Shijie.Investigation of the high voltage transmission line fault location by digital simulation[J].Proceedings of the CSEE,1995,15(1):67-72(in Chinese).
• [2]梁志瑞,杨子强,李鹏,等.电网输电线路工频参数测量系统的研究[J].电网技术,2001,25(3):34-37.Liang Zhirui,Yang Ziqiang,Li Peng,et al.Study on measuring system for power frequency parameters of power transmission line[J].Power System Technology,2001,25(3):34-37(in Chinese).
• [3]卢明,宁玉红,马扶予,等.架空输电线路工频参数的测量及分析[J].高压电器,2004,40(3):218-220.Lu Ming,Ning Yuhong,Ma Fuyu,et al.Measuring and analysing of the power-frequency parameter for power transmission line[J].High Voltage Apparatus,2004,40(3):218-220(in Chinese).
• [4]薛志英,输电线路工频参数在线测量方法的研究[D].保定:华北电力大学,2005.
• [5]覃剑,陈祥训.基于小波变换技术的新型输电线路故障测距系统[J].国际电力,2001,(4):31-35.Qin Jian,Chen Xiangxun.A new type of transmission line fault location system using wavelet transform[J].International Electric Power for China,2001,(4):31-35(in Chinese).
• [6]覃剑,葛维春,邱金辉,等.单端和双端测距的对比研究[J].电力系统自动化,2006,30(6):92-95.Qin Jian,Ge Weichun,Qiu Jinhui,et al.Study on single terminal method and double terminal method of travelling wave fault location in transmission line[J].Automation of Electric Power Systems,2006,30(6):92-95(in Chinese).
• [7]张爱枫,卢继平,黄震,等.输电线路长度和参数的校正方法[J].继电器,2004,32(1):37-39.Zhang Aifeng,Lu Jiping,Huang Zhen,et al.A method of correcting transmission line length and parameters[J].Relay,2004,32(1):37-39(in Chinese).
• [8]全玉生,张煜,邱庆春,等.基于GPS的双端故障定位新算法[J].电网技术,2004,28(6):63-65.Quan Yusheng,Zhang Yu,Qiu Qingchun,et al.A new two terminal fault location algorithm based on GPS[J].Power System Technology,2004,28(6):63-65(in Chinese).
• [9]GB50026-93,工程测量规范[S].
• [10]郭守仁.保证送电线路测量质量的做法[J].电力勘测,1997,(2):26-31.Guo Shouren.Methods of assuring the quality of the transmissionline[J].Electric Power Survey,1997,(2):26-31(in Chinese).
• [11]张焕杰,田朝刚.GPS在220kV输电线路勘测中的应用[J].电力勘测,2002,33(1):34-36.Zhang Huanjie,Tian Chaogang.Application of GPS to survey220kV power transmission line[J].Electric Power Survey,2002,33(1):34-36(in Chinese).
• [12]能源部东北电力设计院.电力工程高压送电线路设计手册[M].北京:中国电力出版社,1999.
• [13]刘振亚.国家电网公司输变电工程典型设计—220kV输电线路分册[M].北京:中国电力出版社,2005.
• [14]袁永毅,孙廷玺.影响钢芯铝绞线允许载流量的因素[J].电力安全技术,2001,3(5):19-21.
• [15]叶鸿声,龚大卫,黄伟中,等.提高导线允许温度的可行性研究和工程实施[J].电力建设,2004,25(9):1-7.Ye Hongsheng,Gong Dawei,Huang Weizhong,et al.Feasibility study on increasing conductor allowable temperature and engineering practice[J].Electric Power Construction,2004,25(9):1-7(in Chinese).
• [16]任竞颖.金属线胀系数测量的误差分析[J].河南教育学院学报(自然科学版),2004,13(4):28-29.Ren Jingying.Error analysis in the measure of linear coefficient of expansion[J].Journal of Henan Institute of Education(Nature Science),2004,13(4):28-29(in Chinese).
• [17]电线电缆手册编委会组编.电线电缆手册[M].北京:机械工业出版社,2001.