游强, 游猛. 单向板与双向板的划分依据与设计中若干问题的讨论[J]. 力学与实践, 2011, 33(6): 94-95. DOI: 10.6052/1000-0879-lxysj2010-485
引用本文: 游强, 游猛. 单向板与双向板的划分依据与设计中若干问题的讨论[J]. 力学与实践, 2011, 33(6): 94-95. DOI: 10.6052/1000-0879-lxysj2010-485
Qiang You, Meng You. The criterion of distinction between one-way and two-way slab and discuss some problems in the design[J]. MECHANICS IN ENGINEERING, 2011, 33(6): 94-95. DOI: 10.6052/1000-0879-lxysj2010-485
Citation: Qiang You, Meng You. The criterion of distinction between one-way and two-way slab and discuss some problems in the design[J]. MECHANICS IN ENGINEERING, 2011, 33(6): 94-95. DOI: 10.6052/1000-0879-lxysj2010-485

单向板与双向板的划分依据与设计中若干问题的讨论

The criterion of distinction between one-way and two-way slab and discuss some problems in the design

  • 摘要: 仍采用简单条带法, 通过分析载荷及弯矩在长、短跨方向的分配及随跨长比的变化情况, 明确提出当按弹性理论分析时, 宜采用长短跨长比为3作为划分单、双向板的界限. 然后从塑性铰线法设计双向板的基本方程入手, 经分析讨论后得出当按塑性理论设计时, 单双向板的分界实质上是相对的, 矩形板甚至正方形板究竟是单向板还是双向板, 完全取决于配筋方式这一结论. 最后给出了双向板按单向板设计的建议.

     

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