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双向板局部配筋图
双向板的配筋计算
层号 板号 h h0 弯矩值 条幅后 120 100 M1 9.0847 9.0847 B1 120 90 M2 3.9664 3.9664 120 100 M1’ -16.3187 -16.3187 120 100 M2’ -10.8791 -10.8791 屋面 120 100 M1 7.1522 5.1031 B2 120 90 M2 2.9054 1.9917 120 100 M1’ -11.5712 -8.2847 120 100 M2’ -7.8756 -5.6387 100 80 M1 7.3541 7.3541 B1 100 70 M2 3.1914 3.1914 100 80 M1’ -12.8756 -12.8756 楼面 100 80 M2’ -8.5837 -8.5837 100 80 M1 5.9035 4.7228 B2 100 70 M2 2.3949 1.9
双向板配筋简易结构计算
1.恒载 厚 30 × = 厚 20 × = 厚 20 × = 厚 17 × = gk = 2.活载 标准值 kN/㎡ 可变荷载效应起控制作用 γG = 1.2 γQ = 1.2 × = 1.3 × = p=g+q = 4.49 + = 4.49 + = 1.3 kN/㎡ 3. 板的内力计算及配筋 ρmin =0.45 f t/ f y = 0.45 × #### / = Asmin = ρminbh= × 1000 × = mm2 C?(20,25,30,35,40,45,50,55) 混凝土等级 3. 1 板无嵌固 m 板厚 mm 板厚取 mm ly= m lx/ly = 单位板宽弯矩（ KN·m/m） 0.0617 × + × ) = kN.m 0.0428 × + × ) = kN.m kN/㎡荷载设计值 p〞=q/2 = 300 0.19% 140 266.700
