施工技术 2015年1月下 78 CONSTRUCTION TECHNOLOGY 第44卷第2期 Do:10.7672/sgjs2015020078 温度作用下大跨度索穹顶结构可靠度分析 刘凯凯,刘占省2,吴金志,孙国军 (1.北京工业大学建筑工程学院,北京100124;2.北京市建筑工程研究院有限责任公司,北京100039) [摘要]基于响应面法,进行考虑温度作用的索穹顶结构在正常使用极限状态和承载能力极限状态下的可靠度分 析。分析了在不同温差作用下索弯顶结构不同失效模式的可靠指标,并得到索穹顶结构在不同失效模式下的可靠 性能大致与温度呈线性变化。最后采用蒙特卡罗法来检验响应面法的工程误差,比较结果表明响应面法在计算简 便省时的情况下能保证良好的精度。 [关键词】索穹顶;温度作用;响应面法;失效模式;可靠度 中图分类号】TU323.8 文献标识码]A 文章编号]1002-8498(2015)02-0078-05 Research on Reliability of Large-span Cable Dome Structure Considering Temperature Action Liu Kaikai ,Liu Zhansheng ,Wu Jinzhi' ,Sun Guojun ( 1.The College of Architecture and Engineering ,Beijing University of Technology ,Beijing 100124 ,China ; 2 .Beijing Building Construction Research Institute Co .Ltd .Beijing 100039 ,China ) Abstract :Based on response surface method ,the reliability of cable dome structure considering temperature action under serviceability limit states and ultimate limit states was researched .The reliability index of cable dome structure in different failure modes with temperature action was analyzed ,and the approximately linear variation of reliable performance of cable dome structure with temperature in different failure modes was obtained ....
温度作用下大跨度索穹顶结构可靠度分析.pdf
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