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时间:2018-03-26
《(毕业设计计算书)八层办公楼建筑结构设计计算书(11-3)》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、各层楼集中质量代表值见图3-4:(2)确定梁、柱线刚度:①横向框架梁的线刚度计算:梁的混凝土采用C35,N/mm2,梁的折算惯性矩。为整体现浇楼板对梁的截面惯性矩增大系数。考虑到有现浇楼面作为梁的有效翼缘,增大梁的有效刚度,减少框架的侧移,所以对现浇楼面的边框架梁惯性矩取,中框架梁,为梁的截面惯性矩。具体计算见表3-6:梁的线刚度计算表表3-6(mm2)(mm)(mm4)边框架梁中框架梁(mm4)(N﹒mm)(mm4)(N﹒mm)300×800750012.8×101019.2×10108.06×101025.6×10101.08×1011300×8007200
2、12.8×101019.2×10108.40×101025.6×10101.12×1011②柱的侧移刚度D值如下表3-7及表3-8:中框架柱的侧移刚度计算表表3-7层数层高(m)轴线位置(m2)(m4)(kN·m)(kN/m)84.2A600×8008.064×10141.92×10110.560.2228571.43B700×8009.408×10142.24×10110.980.3350111.86C600×8008.064×10141.92×10110.580.2329493.0974.2A600×8008.064×10141.92×10110.560.2
3、228571.43B700×8009.408×10142.24×10110.980.3350111.86C600×8008.064×10141.92×10110.580.2329493.0964.2A600×8008.064×10141.92×10110.560.2228571.43B700×8009.408×10142.24×10110.980.3350111.86C600×8008.064×10141.92×10110.580.2329493.0954.2A600×8008.064×10141.92×10110.560.2228571.43B700×8009
4、.408×10142.24×10110.980.3350111.86C600×8008.064×10141.92×10110.580.2329493.0944.2A600×8008.064×10141.92×10110.560.2228571.43B700×8009.408×10142.24×10110.980.3350111.86C600×8008.064×10141.92×10110.580.2329493.0934.2A600×8008.064×10141.92×10110.560.2228571.43B700×8009.408×10142.24×1011
5、0.980.3350111.86C600×8008.064×10141.92×10110.580.2329493.0924.2A600×8008.064×10141.92×10110.560.2228571.43B700×8009.408×10142.24×10110.980.3350111.86C600×8008.064×10141.92×10110.580.2329493.0914.8A600×8008.064×10141.68×10110.640.4337784.09B700×8009.408×10141.96×10111.120.5253004.81C6
6、00×8008.064×10141.68×10110.670.4438281.25边框架柱的侧移刚度计算表表3-8层数层高(m)轴线位置(m2)(m4)(kN·m)(kN/m)84.2A600×8008.064×10141.92×10110.420.1722668.24B600×8008.064×10141.92×10110.740.2735100.55C600×8008.064×10141.92×10110.440.1823443.2274.2A600×8008.064×10141.92×10110.420.1722668.24B600×8008.064×10
7、141.92×10110.740.2735100.55C600×8008.064×10141.92×10110.440.1823443.2264.2A600×8008.064×10141.92×10110.420.1722668.24B600×8008.064×10141.92×10110.740.2735100.55C600×8008.064×10141.92×10110.440.1823443.2254.2A600×8008.064×10141.92×10110.420.1722668.24B600×8008.064×10141.92×10110.740.2
8、735100.55C60
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