唐山勒泰中心大跨度屋面单层网壳施工方案优选.pdf
文档页数：4文档大小：2.02MB文档格式：pdf拖工技术 2016年5月下 26 CONSTRUCTION TECHNOLOGY第45卷第10期 doi:10.7672/sgjs2016100026 唐山勒泰中心大跨度屋面单层网壳施工方案优选 高明德 (中铁城建集团北京工程有限公司,北京100024) 摘要]对大跨度屋面单层网壳提出了整体提升和分块提升两种网壳安装方案,利用MIDAS EN有限元软件建立 网壳屋面施工全过程仿真模型,得到不同方案下结构的力学响应,从质量控制、施工过程中结构受力等方面对比得 到两种安装方案优缺点及适用性,最终确定整体提升方案为该工程采用,圆满地解决了工程难题,保证了工程进度 及质量。 关键词]钢结构单层网壳MIDAS /GEN;施工全过程;仿真 [中图分类号]TU758.11 [文献标识码]A 文章编号]1002-8498(2016)10-0026-04 Construction Schemes Selection of Single Layer LatticeShell in Tangshan Letai CenterGao MingdeBeijing Engineering Company Limited of China Urban Construction Group ,100024 ,China ) Abstract :Two construction schemes of single layer lattice shell in Tangshan Letai Center were proposednamely integral elevating method and partitioning installation method .The simulation model of shell roofconstruction was establish with MIDAS /GEN,to obtain mechanical response of the structure underdifferent scenarios .Two construction schemes were pared in terms of construction quality ,mechanicalstatus in construction process ,advantages and disadvantages and applicability were given .Integralelevating method was adopted for the project with engineering problems solved ,and met the projectschedule and quality ...
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