基于几何控制法的钢箱梁制造尺寸计算
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李立峰,郑舜航,李积泉,路云强,蒋启昊
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Calculation of manufacturing dimensions of steel box girders based on geometric control method
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Li-feng LI,Shun-hang ZHENG,Ji-quan LI,Yun-qiang LU,Qi-hao JIANG
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| 表 3 尺寸修正参数计算结果 |
| Tab.3 Calculation results of dimension correction parameters |
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| 匹配断面 | ${a_i}$/(°) | ${\;\beta _i}$/(°) | ${\;\beta _j}$/(°) | $\theta $/(°) | ${h_{\rm{T}}}$/mm | ${h_{\rm{B}}}$/mm | $\Delta {u_{\rm{T}}}$/mm | $\Delta {u_{\rm{B}}}$/mm | $\varepsilon $/mm | | a | +0.108 | −0.129 | −0.154 | +0.140 | 1603 | 2597 | −26.0 | −16.5 | +15.0 | | b | −0.152 | +0.138 | +0.154 | −0.172 | 1603 | 2597 | +38.7 | +29.6 | +30.0 | | c | +0.120 | −0.112 | −0.154 | +0.162 | 1603 | 2597 | −28.2 | −20.0 | +15.0 | | d | −0.112 | +0.108 | +0.154 | −0.158 | 1603 | 2597 | +16.1 | +8.2 | +30.0 |
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