220kV双回输电线路钢管杆设计档距及安全系数取值分析  

Analysis on 220kV Double Circuit Transmission Line Steel Tube Pole Span and Safety Factor Value

作　　者：金涛[1] 王冲[2] 底尚尚 

机构地区：[1]河北省电力勘测设计研究院,石家庄050031 [2]北方工程设计研究院有限公司,石家庄050011

出　　处：《河北电力技术》2014年第1期46-48,共3页Hebei Electric Power

摘　　要：介绍架空输电线路钢管杆水平档距和安全系数的取值原则,对河北省南部电网某220kV双回架空输电线路钢管杆不同安全系数和设计档距组合计算结果进行对比分析,认为水平档距250m、导线安全系数为6时工程最经济,并提出设计档距及安全系数的建议。This paper introduces the circuit transmission line steel tube pole span and safety factor value principle,according to comparison analysis on composition calculation result of the different safety factor and design pole span steel pipe of southern Hebei province power grid 220kV double circuit transmission line rod,considers that the project is the most economic when the horizontal span is from 250m,wire safety coefficient is 6,puts forward the design span and safety factor coefficient suggestions.

关 键 词：输电线路 钢管杆 水平档距 安全系数 

分 类 号：TM752[电气工程—电力系统及自动化]