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1、大唐清苑非组合楼板(楼承板)挠度验算1、荷载:混凝土重:25KN/m3X0.16m=4KN/g2(0.16m二压型钢板0.076m波高/2+楼板厚0.12m)压型钢板自重:0.75mm厚 0.065KN/tf0.90mm 厚0.079KN/F1.20mm 厚0.105KN/tf施工荷载:1.5 KN/tf2、参数跨度L=2.6m 楼承板弹性模量E=205 X 106 KN/tf楼层板惯性矩 I =1.050X 106mm4/m(0.75mm 厚)1I =1.281 X 106mm4/m(0.90mm 厚)2I =1.721 X 106mm4/m(1.20mm 厚)3荷载标准值 P =1.2X4
2、.065+1.4X1.5=6.978 KN/tf (0.75mm 厚)1P =1.2X4.079+1.4X1.5=6.995 KN/tf(0.90mm 厚)2P =1.2X4.105+1.4X 1.5=7.026 KN/tf(1.20mm 厚)33、挠度验算0.75mm 厚 w= P L4/185EI =0.008mVL/300=0.009m 即满足要求110.90mm 厚 w= P L4/185EI =0.007mVL/300=0.009m 即满足要求221.20mm 厚 w= P L4/185EI =0.005mVL/300=0.009m 即满足要求33板型图:.Hitijti152mm915nim181mmw305mm 121mm