世贸金施工图-135计算书

4.5x5.7矩形板计 日期 设计者 一、构件编号:LB-1 GB50010-Lx=4500mm;Ly5700h=120 fy=360N/mm2 Es=2.0×105N/mm2ρas保护层厚度:c γG1.200γQ1.400准永久值系数:ψq=1.000ｑgkｑqkγo1.00泊松比:μ=0.200Lo4500hoh-as=120-20=100六、配筋计算(lx/ly=4500/5700=0.789<2.000Mx==6.227αs===ξ=1-sqrt(1-2*αs)=1-sqrt(1-2*0.052)=As=α1*fc*b*ho*ξ/fy==ρ=As/(b*h)=178/(1000*120)=ρ<ρmin0.200%Asρmin*b*h0.200%*1000*120240mm2采取方案⌲8@200,251mm22.YYMy==4.015αs===ξ=1-sqrt(1-2*αs)=1-sqrt(1-2*0.034)=As=α1*fc*b*ho*ξ/fy==ρ=As/(b*h)=113/(1000*120)=ρ<ρmin0.200%Asρmin*b*h0.200%*1000*120240mm2采取方案⌲8@200,251mm2Mox==13.740αs===ξ=1-sqrt(1-2*αs)=1-sqrt(1-2*0.115)=As=α1*fc*b*ho*ξ/fy==ρ=As/(b*h)=407/(1000*120)=ρ≥ρmin=0.200% 采取方案⌲8@120,419mm2Mox==13.740αs===ξ=1-sqrt(1-2*αs)=1-sqrt(1-2*0.115)=As=α1*fc*b*ho*ξ/fy==ρ=As/(b*h)=407/(1000*120)=ρ≥ρmin=0.200% 采取方案⌲8@120,419mm2Moy==11.459αs===ξ=1-sqrt(1-2*αs)=1-sqrt(1-2*0.096)=As=α1*fc*b*ho*ξ/fy==ρ=As/(b*h)=335/(1000*120)=ρ≥ρmin=0.200% 采取方案⌲8@150,335mm2Moy==11.459αs===ξ=1-sqrt(1-2*αs)=1-sqrt(1-2*0.096)=As=α1*fc*b*ho*ξ/fy==ρ=As/(b*h)=335/(1000*120)=ρ≥ρmin=0.200% 采取方案⌲8@150,335mm2 MkMgkMqk=(0.0276+0.0141*0.200)*(5.500+2.500)*4.52=4.932Mq==(0.0276+0.0141*0.200)*(5.500+1.0*2.500)*4.52=4.932σsk=Mk/(0.87*ho*As)混规(7.1.4-3)=4.932×106/(0.87*100*251)=225.877σsqMq/(0.87*ho*As)混规(7.1.4-=4.932×106/(0.87*100*251)=225.877矩形截面积:Ate=0.5*b*h=0.5*1000*120=60000mm2ρte=As/Ate =251/60000=ψk1.1- =1.1-0.65*1.78/(0.418%*225.877)=-ψ0.2ψkψq1.1- =1.1-0.65*1.78/(0.418%*225.877)=-ψ0.2ψq计算钢筋弹性模量与混凝土模量的比值αEαEEs/Ec2.0×105/2.80×104=γfρ=As/(b*ho)=251/(1000*100)=BskEs*As*ho2/[1.15ψk+0.2+6*αE*ρ/(1+3.5γf')](混规(7.2.3-=2.0×105*251*1002/[1.15*-=9.338×102BsqEs*As*ho2/[1.15ψq+0.2+6*αE*ρ/(1+3.5γf')](混规(7.2.3-=2.0×105*251*1002/[1.15*-=9.338×102当ρ'=0θ=2.0混规(7.2.5)BkMk/(Mq*(θ-1)+Mk)*Bs(7.2.2-=4.932/(4.932*(2.0-=4.669×102BqBsq/θ(混规(7.2.2-==4.669×102B===fmax===XMx==4.932C20Cσsq=Mq/(0.87*ho*As)混规(7.1.4-3)矩形截面积，Ate=0.5*b*h=0.5*1000*120=60000ρte=As/Ate混规(7.1.2-=251/60000=ρte=0.00420.01ψψ=1.1-0.65*ftk/(ρte*σsq)混规(7.1.2-2)=1.1-nn=1000/dist1000/200deq=(∑ni*di2)/(∑ni*vi*di)ωmax=αcr*ψ*σsq/Es*(1.9*C+0.08*Deq/ρte)(7.1.2-1)=0.1286mm0.30,YMy==3.180C20Cσsq=Mq/(0.87*ho*As)混规(7.1.4-3)矩形截面积，Ate=0.5*b*h=0.5*1000*120=60000mm2ρte=As/Ate混规(7.1.2-4)=251/60000=ρte=0.00420.01ψψ=1.1-0.65*ftk/(ρte*σsq)混规(7.1.2-2)=1.1-nn=1000/dist1000/200deq=(∑ni*di2)/(∑ni*vi*)ωmax=αcr*ψ*σsq/Es*(1.9*C+0.08*Deq/ρte)(7.1.2-1)=0.0431mm0.30,Moy==9.076C20Cσsq=Mq/(0.87*ho*As)混规(7.1.4-3)矩形截面积，Ate=0.5*b*h=0.5*1000*120=60000mm2ρte=As/Ate混规(7.1.2-4)=335/60000=ρte=0.00560.01ψψ=1.1-0.65*ftk/(ρte*σsq)混规(7.1.2-2)=1.1-nn=1000/dist1000/150deq=(∑ni*di2)/(∑ni*vi*di)ωmax=αcr*ψ*σsq/Es*(1.9*C+0.08*Deq/ρte)(7.1.2-1)=0.2198mm0.30,Moy==9.076C20Cσsq=Mq/(0.87*ho*As)混规(7.1.4-3)矩形截面积，Ate=0.5*b*h=0.5*1000*120=60000mm2ρte=As/Ate混规(7.1.2-4)=335/60000=ρte=0.00560.01ψψ=1.1-0.65*ftk/(ρte*σsq)混规(7.1.2-2)=1.1-nn=1000/dist1000/150deq=(∑ni*di2)/(∑ni*vi*di)ωmax=αcr*ψ*σsq/Es*(1.9*C+0.08*Deq/ρte)(7.1.2-1)=0.2198mm0.30,Mox==10.883C20Cσsq=Mq/(0.87*ho*As)混规(7.1.4-3)矩形截面积，Ate=0.5*b*h=0.5*1000*120=60000mm2ρte=As/Ate混规(7.1.2-4)=419/60000=ρte=0.00700.01ψψ=1.1-0.65*ftk/(ρte*σsq)混规(7.1.2-2)=1.1-nn=1000/dist1000/120deq=(∑ni*di2)/(∑ni*vi*di)ωmax=αcr*ψ*σsq/Es*(1.9*C+0.08*Deq/ρte)(7.1.2-1)=0.2061mm0.30,Mox==10.883C20Cσsq=Mq/(0.87*ho*As)混规(7.1.4-3)矩形截面积，Ate=0.5*b*h=0.5*1000*120=60000mm2ρte=As/Ate混规(7