具有杆间扭转约束的轴心压杆稳定性研究
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陈廷国,郭召迪
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Stability of axial compression bars with inter-bar torsional constraints
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Ting-guo CHEN,Zhao-di GUO
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| 表 2 不同试验模型压杆试件的稳定承载力 |
| Tab.2 Stability bearing capacities of compression bar specimens with different experimental models |
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| 模型编号 | 横梁截面尺寸/mm | GJ/（N·m） | Pe/kN | | n=1 | n=2 | n=3 | 平均值 | | MX-1 | Φ10×1 | 274 | 18.47 | 18.52 | 18.59 | 18.53 | | MX-2 | Φ22×1 | 3 446 | 23.56 | 23.25 | 22.82 | 23.21 | | MX-3 | Φ22×2 | 6 000 | 24.99 | 25.76 | 25.78 | 25.51 | | MX-4 | Φ26×2 | 10 336 | 26.97 | 27.63 | 28.27 | 27.62 | | MX-5 | Φ26×4 | 16 336 | 29.07 | 29.35 | 29.35 | 29.26 | | MX-6 | Φ26×8 | 20 744 | 30.51 | 29.99 | 31.10 | 30.53 |
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