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压型钢板-混凝土组合楼板挠曲变形计算
The Calculation of Flexural Deformation of Cold-formed Steel-deck Concrete Floors
【摘要】 以弹性理论为基础,推导了简支压型钢板-混凝土组合楼板的挠曲微分方程,得到其跨中挠度的计算公式。在公式推导过程中考虑了压型钢板和混凝土之间相对滑移对其挠度所造成的影响,并将计算结果和试验结果进行了比较,发现考虑相对滑移后组合楼板的跨中挠度计算值较不考虑相对滑移时增长约90%,计算结果与试验结果吻合良好。
【Abstract】 On the basis of the elastic theory, the authors deduced the differential equation of flexural (deformation) of the simple-supporting composite slabs and obtained the formula for calculating the (middle)-span flexural (deformation). The authors put attentions to the affect by slippage between the profiled steel-deck and the concrete, as well as the fixing-effect by the studs on the ends. A comparison between the (calculation) results and the measurement results shows good conformity and the calculation value in the case with slippage is about 90 percent larger than the case without slippage.
【Key words】 profiled steel-deck; composite slabs; flexural deformation; slippage;
- 【文献出处】 长沙交通学院学报 ,Journal of Changsha Communications University , 编辑部邮箱 ,2003年04期
- 【分类号】TU398.9
- 【被引频次】19
- 【下载频次】277