高速公路施工用电外部供电线路末端电压影响分析  

Analysis of Ending Voltage of External Power Supply Line for Expressway Construction

作　　者：严洪丽 余永福 YAN Hongli;YU Yongfu(Yunnan Hengan Power Engineering Co.Ltd.,Kunming 65023)

机构地区：[1]云南恒安电力工程有限公司,昆明650233

出　　处：《云南电力技术》2018年第3期94-99,共6页Yunnan Electric Power

摘　　要：针对宁蒗至永胜段高速公路外部供电方案10 k V供电线路供电分区的划分,从供电距离、负荷大小、导线截面、负荷分布方式对线路末端电压影响进行了分析。对10 k V供电线路的供电距离、导线截面选择的选择提出合理建议,为供电方案的合理性提供参考。According to the section of power supply scheme ofexternal power 10 k V transmission lines for Ninglang to Yongsheng expressway construction,the influence of power supply distance, load size, conductor section and load distribution mode on ending voltage is analyzed.Putforward reasonable suggestions for selection of conductor section,power supply distance of 10 k V transmission lines, which provides reference forrationality of external power supplyscheme.

关 键 词：高速公路 施工用电 外供电 末端电压 

分 类 号：TM74[电气工程—电力系统及自动化]