针对船舶常用的平纹编织玻璃纤维复合材料,开展平纹编织玻璃纤维复合材料拉伸试验,并基于Digimat软件建立细观表征体积单元模型,采用Abaqus软件计算并提取6种工况下模型3个耦合点的位移及支反力,利用其计算单胞刚度矩阵以计算出编织复合材料的材料参数,根据计算结果在Abauqs软件中用显式动力计算对编织复合材料试件模型进行拉伸仿真分析,将仿真分析结果与试验结果进行比较,发现两者结果吻合情况良好,证明了此方法的有效性。
For the commonly used plain weave glass fiber composite materials in ships, tensile tests were conducted. A mesoscopic characterization volume unit model was established based on the Digimat software. Using Abauqs software, the displacements and reaction forces at three coupling points of the model under six different conditions were calculated and extracted. The stiffness matrix of the unit cell was then derived to compute the material parameters of the woven composite material. Subsequently, based on the calculated material parameters, a tensile simulation analysis of the woven composite specimen model was performed using explicit dynamic calculation in Abauqs software. By comparing the simulation results with the experimental results, it was found that the two sets of results matched well, proving the validity of this method.
2025,47(21): 37-42 收稿日期:2025-1-9
DOI:10.3404/j.issn.1672-7649.2025.21.007
分类号:U668.3
作者简介:罗锐杰(1998-),男,硕士研究生,研究方向为结构安全性与可靠性
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