杨家堡变电站110kV四回路铁塔通过性试验

Through Experimentation for 110kV Four-Loop Steel Tower Yangjiabao Transformer Station

介绍了杨家堡 110kV接续线四回路 90°转角铁塔通过性试验的方案设计、试验规范、试验项目、试验数据及试验结论。经在安装工况、覆冰工况和最大风工况的试验结果表明 ,该多回路铁塔强度和刚度均满足设计要求 ,可在今后城市电网建设中推广应用。

The experimentation for 110kV four-loop steel tower of Yangjiabao Substation is presented in this paper. The tested result is proved that strength and rigidity of polygonal-loop steel tower can meet design requirements. In the future ,it will be widely used in the urban network reconstruction.