摘要
结合某750k V输电线路工程现场气象勘测工作,选取线路沿线有代表性的气象站风速观测资料,采用P-Ⅲ型频率曲线和耿贝尔频率曲线法进行分析计算;并与全国基本风压数据、当地大风调查数据和已建线路运行情况相比较,得出了合理的设计风速结论,其结论可供设计人员和相关专业人员参考。
Combined with the on-site meteorological survey work for a 750 k V transmission line project, we selected wind speed data from representative meteorological station and analyzed it by P- III frequency curve and Gumbel frequency curve method. The result was compared with the data of national basic wind pressure, local wind survey and built lines. Then reasonable design for wind speed was concluded for reference to relevant professionals.
引文
[1]电力工程水文气象计算手册[M].武汉:湖北科学技术出版社,2010,12.
[2]DL/T 5158-2012.电力工程气象勘测技术规程[S].北京:中国计划出版社,2012.
[3]GB50009-2012.建筑结构荷载规范[S].北京:中国建筑工业出版社,2012.
[4]中国气象局.地面气象观测规范[S].北京:气象出版社,2003.