特高压输电线路煤矿采动影响区铁塔基础设计研究  

Design Study of UHV Line Tower Foundation in Areas Affected by Coal Mining Excavation

作　　者：秦庆芝[1] 曹玉杰[1] 毛彤宇[1] 龚群[1] 

机构地区：[1]北京国电华北电力工程有限公司,北京市100011

出　　处：《电力建设》2009年第2期18-21,共4页Electric Power Construction

基　　金：国家电网公司重点工程项目(发改能源[2006]1585号)

摘　　要：晋东南—南阳—荆门1000kV交流输电线路是我国第1条特高压试验示范工程,优化后的线路路径不可避免地经过煤矿采动影响区,基于对采动影响区铁塔基础设计相关技术及地基稳定性评价和逐基塔位地基变形量化分析及计算比较专题研究,本着安全可靠、先进可行、经济合理的目标,确定了煤矿采动影响区铁塔基础设计的原则、合理可行的基础型式和设计方案,为确保特高压输电线路工程安全、稳定运行打下了基础。The optimized route of Jindongnan-Nanyang-Jingmen 1 000 kV AC Line,the first UHV demonstration project in the nation,inevitably passes areas affected by coal mining excavation.Based on technologies related to tower foundation design in mining areas and foundation stability evaluation,as well as quantified analysis and comparisons of distortion of every foundation,with goals of safe,reliable,and economically sound,principles of tower foundation design,feasible foundation types and design schemes are determined to ensure safe and reliable operation of the line.

关 键 词：煤矿采空区 铁塔基础 地基变形 计算分析 基础方案 

分 类 号：TM753[电气工程—电力系统及自动化]