期刊论文

中文

兵器材料科学与工程

1004-244X

2023

46

2

105-112

10.14024/j.cnki.1004-244x.20230310.002

国家自然科学基金（11862023）；

本校为其他机构

基于渐进失效模型有限元数值模拟并结合试验，研究在拉伸载荷的作用下不同开孔直径对复合材料层合板的损伤演化过程和剩余强度影响，用扫描电子显微镜对断口形貌和微观损伤模式进行分析。结果表明：随孔径增大，带孔碳纤维增强镁合金层合板强度下降。在拉伸载荷作用下，其失效模式为金属层塑性破坏、纤维层拉伸断裂和层间分层为主的混合失效模式。试验和数值模拟结果吻合，验证了该模型的正确性，对实际工程具有参考价值。

Based on the progressive failure model for finite element numerical simulation and combined with experiment,the effects of different hole opening diameters on the damage evolution process and residual strength of composite laminates under tensile load were investigated,...MORE Based on the progressive failure model for finite element numerical simulation and combined with experiment,the effects of different hole opening diameters on the damage evolution process and residual strength of composite laminates under tensile load were investigated,and the fracture morphology and microscopic damage p...