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复杂工况下基坑支护结构内力的增量法分析
Incremental method analysis of excavation supporting structure under special conditions
【摘要】 以地铁中间风井基坑工程开挖为例,结合增量法基本原理,通过借助有限元方法对开挖过程中注水施工、结构浇筑等工序进行了分析,得出施工期间地下连续墙的内力计算值,并用以指导施工。
【Abstract】 Based on excavation engineering of subway airshaft and the fundamental principle of incremental method,this paper details cases analysis such as water-flooding construction and concreting construction using the FEM method.The internal forces numerical results of underground continuous wall in construction period is obtained.And it can guides the construction with this result.
【关键词】 基坑支护结构;
分步开挖;
注水施工;
增量法;
【Key words】 excavation supporting structure; fractional steps construction; water flooding construction; incremental method;
【Key words】 excavation supporting structure; fractional steps construction; water flooding construction; incremental method;
- 【文献出处】 山西建筑 ,Shanxi Architecture , 编辑部邮箱 ,2008年10期
- 【分类号】TU753
- 【被引频次】3
- 【下载频次】133