新型波形钢腹板组合箱梁温度效应
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王力,刘世忠,路韡,牛思胜,施鑫磊
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Temperature effect of new-type composite box girder with corrugated steel webs
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Li WANG,Shi-zhong LIU,Wei LU,Si-sheng NIU,Xin-lei SHI
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表 2 组合箱梁温度效应主要计算结果 |
Tab.2 Main calculation results of temperature effect of composite box girder |
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位置/m | 是否考虑剪切变形 | Q(x)/kN | S(x)/(10−3 mm) | Mc /(105 N·mm) | Ms /(N·mm) | σc,t /MPa | σc,b /MPa | σs,t /MPa | σs,b /MPa | 跨中 | 是 | −2.701 | 0 | 5.55 | −5785.98 | −0.66 | 0.60 | 9.94 | −8.40 | 跨中 | 否 | −2.701 | 0 | 5.55 | −5785.98 | −0.66 | 0.60 | 9.94 | −8.40 | x=3.2 | 是 | −2.700 | 0.002 | 5.54 | −5784.14 | −0.66 | 0.60 | 9.94 | −8.40 | x=3.2 | 否 | −2.701 | 0 | 5.55 | −5785.89 | −0.66 | 0.60 | 9.94 | −8.40 | x=3.75 | 是 | −2.549 | 0.245 | 5.23 | −5547.94 | −0.63 | 0.56 | 9.52 | −8.06 | x=3.75 | 否 | −2.668 | 0.082 | 5.48 | −5630.46 | −0.66 | 0.59 | 9.69 | −8.16 | x=3.875 | 是 | −2.024 | 1.089 | 4.15 | −4727.64 | −0.50 | 0.45 | 8.07 | −6.91 | x=3.875 | 否 | −2.375 | 0.803 | 4.89 | −4260.98 | −0.58 | 0.53 | 7.43 | −6.07 | x=3.95 | 是 | −1.150 | 2.495 | 2.35 | −3358.67 | −0.28 | 0.25 | 5.65 | −4.99 | x=3.95 | 否 | −1.542 | 2.854 | 3.20 | −364.87 | −0.38 | 0.34 | 1.02 | −0.14 | x=4.0 | 是 | 0 | 4.240 | 0 | 0 | 0 | 0 | 0 | 0 | x=4.0 | 否 | 0 | 6.647 | 0 | 0 | 0 | 0 | 0 | 0 |
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