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作 者:李忠义 LI Zhongyi
机构地区:[1]大庆油田中油电能有限公司电力运维分公司,黑龙江大庆163513
出 处:《电力系统装备》2023年第8期29-31,共3页Electric Power System Equipment
摘 要:10 kV配电线路差异化防雷措施分析有利于帮助10 kV配电线路选取最优的防雷措施。本研究根据10 kV配电线路实际参数与雷电参数构建了过电压模型,在此基础上对防雷绝缘子和避雷器组合措施与防雷绝缘子和避雷线组合措施进行了仿真分析。防雷绝缘子和避雷器的防雷水平可达到38 kA与37 kA,防雷绝缘子和避雷线的耐雷击水平为15 kA,二者在防护性能上具有一定差异性,需要根据10 kV配电线路实际情况合理选择防雷措施。The analysis of differentiated lightning protection measures for 10 kV distribution lines is helpful in selecting the optimal lightning protection measures for 10 kV distribution lines.This study constructed an overvoltage model based on the actual parameters of 10 kV distribution lines and lightning parameters.Based on this,simulation analysis was conducted on the combination measures of lightning insulators and lightning arresters,as well as the combination measures of lightning insulators and lightning wires.The lightning protection level of lightning insulators and lightning arresters can reach 38 kA and 37 kA,while the lightning resistance level of lightning insulators and lightning conductors is 15 kA.There are certain differences in their protective performance,and lightning protection measures need to be reasonably selected based on the actual situation of 10 kV distribution lines.
分 类 号:TM73[电气工程—电力系统及自动化]
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