1. College of Civil Engineering, Henan University of Technology, Zhengzhou 450001, China
2. China Construction Science and Technology He’nan Co., Ltd., Zhengzhou 450004, China
| Abstract: | Taking the canopy project of Zhengzhou South Railway Station as an example, based on ABAQUS software, the mechanical performance of special-shaped curved laminated plate under three working conditions, such as hoisting condition, transportation condition and stacking condition, is analyzed. In this paper, the design and production process of special-shaped curved laminated plate are studied. The simulation results show that: under the condition of demoulding, the spacing of truss bars does not control the deflection caused by demoulding, and the member does not produce large displacement under different spacing arrangement of truss bars; It is better to reduce the stacking layers of laminated plates by using four point support mode than by changing the support mode. Because of the large curvature, short age and too many stacking layers, the deflection of the laminated plate will be too large. Even if the support method is adopted on both sides, the excessive deflection is still not suitable for engineering use. Through the research on the mechanical performance of special-shaped curved composite plate under three different working conditions, the optimal truss reinforcement spacing and support mode of special-shaped curved composite plate are obtained, which has high engineering application value. |
| Keywords: | Prefabricated Station Canopy; Special Curved Composite Plate; Finite Element Analysis |
| DOI: | 10.57237/j.cear.2024.01.002 |
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