网格划分对狗骨式刚性连接非线性有限元分析精度和效率的影响

Influence of grid mesh generation on accuracy and efficiency of non-linear finite element analysis with dog-bone moment connection

以保证狗骨式刚性连接非线性分析精度、提高分析的效率为根本目的。利用ANSYS软件进行非线性有限元分析并与试验结果进行比较.在总结网格划分技术的基础上,结合(?)狗骨式延性节点试验建立不同尺寸网格划分、局部网格加密时的有限元模型进行计算分析,并与试验结果相比较,分析网格划分对狗骨式刚性连接中的ANSYS非线性有限元分析的精度和效率的影响.

In order to improve the accuracy and efficiency for the nonlinear analysis to dog-bone moment connection,ANSYS s software is applied to have nonlinear analysis,its simulation results are compared with the experiment results.On base of summarizing grid mesh generation,combining with experiment of dog- bone ductility node,the finite element models are established with the different grid mesh generation and different local refinement mesh.Finally,comparing with results originated with simulation and experiment...