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Strength of extended stiffened end-plate bolted joints: Experimental and numerical analysis
Structures ( IF 4.1 ) Pub Date : 2021-04-28 , DOI: 10.1016/j.istruc.2021.04.016
Vlada Gašić , Aleksandra Arsić , Nenad Zrnić

The analysis of behaviour of extended one-sided stiffened bolted end-plate moment connection is revisited here. On the basis of experimental tests, the behaviour of beam-to-column joint with and without stiffener is investigated. The stress distribution and deformation characteristics were determined and discussed with corresponding results of finite element analysis of joint behaviour. Furthermore, the extensive finite element simulations were carried out and the obtained results are discussed in this paper. The main analyzed parameters are the geometrical characteristics of the plates added to the beam-to-column joint. Their influence on joint resistance and stiffness is observed including the possibility of material cost optimization. Overall, the comparison of used approaches confirms their conjoint importance except for the postulation where the stiffener is assumed to behave as a strut in the joint. Also, there are some practical recommendations in design which can be used by engineers.



中文翻译:

加长型端板加长螺栓连接的强度:实验和数值分析

本文再次讨论了单侧加劲螺栓端板加长弯矩连接的性能分析。在实验测试的基础上,研究了带有和不带有加劲肋的梁-柱节点的性能。确定并讨论了应力分布和变形特性,并对接头行为的有限元分析结果进行了讨论。此外,本文进行了广泛的有限元模拟,并对所得结果进行了讨论。分析的主要参数是添加到梁到柱节点的板的几何特性。观察到它们对接头阻力和刚度的影响,包括优化材料成本的可能性。全面的,所用方法的比较证实了它们的共同重要性,但假定加强筋被假定为接头中​​的支柱的情况除外。此外,设计中还提供了一些实用建议,可供工程师使用。

更新日期:2021-04-29
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