结构人防-人防计算表格

,弯矩配筋输入(战时),,,,,,,,,,,,,,,,

,b(mm),h(mm),ho(mm),ftd(N/mm2),afcd(N/mm2),fyd(N/mm2),M(kN/m2),,,p(kN/m),Lo(mm),M=pLo^2/8(kN/m2),,g=,7.116,,

,400,500,465,1.716,21.45,432,394.6,,,41.284,5800,173.60,,q=,3.5,,

,结果,,,,,,,,,,,V=pLo/2(kN),,p=1.2g+1.4q=,13.44,,

,as=M/(afc*b*ho2),0.213,,,,,,,,,,119.72,,p=1.35g+0.98q=,13.04,,

,根号下（1-2as）,0.758026074,,,,,,,,,,,,,,,

,ξ=1-根号下(1-2as),0.242,<,ξb=,0.518,,,,,,,C55,,ft,fc,抗剪fc,

,As=ξ*afc*bho/fy(mm2),2234.73,,,,,,,,,,0.99*25.3=25.047,C30,1.716,21.45,17.16,~C40

,配筋率p=ξ*(afc/fy)%,1.201,%,取318,As=,2454,mm2,,,,,1.96,C35,1.884,25.05,20.04,~C50

,,,,,配筋率ρ=,1.32,%,,,,,C60,C40,2.052,28.65,22.92,~C60

,配筋率ρmax=,2.57,%,,配筋率ρmin=,0.20,%,,,,,,,,,,

,,,,,,,,,,,,,,,,,,

,剪力配筋输入(战时),,,,,,,,,,,0.98*27.5=26.95,,,,,

,b(mm),h(mm),ho(mm),ftd,fcd,fyvd,V(kN),s,,,,2.04,,,,,

,1000,300,260,1.884,25.05,432,492.03,100,,,,C65,,,,,

,0.25bc*0.8*fc*b*ho,1302.6,,V<0.25bc*0.8*fc*b*ho,,截面满足,,,,,,0.97*29.7=28.809,,,,,

,0.7ft*b*ho,342.888,,V<0.7*ftbho+fyv*Asvho/s,,,,,,,,2.09,,,,,

,fyv*Asv*ho/s,149.142,kN,Asv=,132.78,(箍筋总量),,,,,,C70,,,,,

,,,,Asv/s=,1.327831,,取Asv=,157,,,,0.96*31.8=30.528,,,,,

,配箍率ρsv=Asv/(bs)=,0.16%,>,,,最小配箍率ρsvmin=0.28ft/fyv=,0.12%,,,,,2.14,,,,,

,,,,,,,,,,,,C75,,,,,

,输入,,,,,,,,,,,0.95*33.8=32.11,,,,,

,b(mm),h(mm),ho(mm),ho2(mm2),afcd(N/mm2),fyd(N/mm2),As(mm2),L(mm),,,,2.18,,,,,

,1000,300,260,67600,25.05,432,770,1500,,,,C80,,,,,

,结果,,,,,,,,,,,0.94*35.9=33.746,,,,,

,ξ=As*fy/(afc*b*ho),0.051,,,,,,,,,,2.22,,,,,

,as=ξ*(2-ξ)/2,0.050,,,,,,,,,,,,,,,

,M=as*afc*b*ho2,84.278,kN,52.67364359,,,,,,,,,,,,,

,配筋率p=(As/bho)%,0.296,%,,,,,,,,,,,,,,

,p=8*M/(L*L)(kN),299.65,,,,,,,,,,,,,,,

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,,面积,折减系数,肢数,间距,单肢面积,,,,,,,,,,,

,加密区,160,1,4,100,40.0,,,,,,,,,,,

,非加密区,120,1,4,200,60.0,,,,,,,,,,,

,,,,,150,45.0,,,,,,,,,,,

,,,,,,,,,,,,,,,,,,

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,弯矩配筋输入(战时)-考虑双筋截面计算,,,,,,,,,,,,,,,,

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,受压筋As'(mm2),受压区as',fyd'(N/mm2),,,注意：ho需≥2as'/ξb=,154.44,mm,,,,,,,,,

,1964,40,432,,,,,,,,,,,,,,

,,,,,,,,,,,,,,,,,,

,b(mm),h(mm),ho(mm),ftd(N/mm2),afcd(N/mm2),fyd(N/mm2),M(kN/m2),,,,,,,,,,

,550,1000,960,1.716,21.45,432,4000,,,,,,,,,,

,结果,,,,,,,,,,,,,,,,

,M1=fyd'*As'*(ho-as')=,780.57216,kN.m,,M2=M-M1=,3219.42784,kN.m,,,,,,,,,,

,as=M2/(afc*b*ho2)=,0.296,,,,,,,,,,,,,,,

,根号下（1-2as）=,0.638583836,,,,,,,,,,,,,,,

,ξ=1-根号下(1-2as)=,0.361,<,ξb=,0.518,,,,,,,,,,,,

,x≥2as'即ξ≥2as'/ho,ξ=,0.083,,取ξ=,0.361,,,,,,,,,,,

,As1=ξ*afc*bho/fy(mm2),9475,,,As2=As'*fyd'/fyd=,1964,mm2,,,,,,,,,,

,As=As1+As2=,11439.13,mm2,,,,,,,,,,,,,,

,配筋率p=As/(b*ho)=,2.167,%,,,,,,,,,,,,,,

,,,,取318,As=,2454,mm2,,,,,,,,,,

,,,,,配筋率ρ=,0.46,%,,,,,,,,,,

,配