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边裂纹材料的双面加固仿真模拟分析 被引量:1

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摘要 为使结构在出现裂纹时还能保持使用强度,运用ABAQUS软件中的扩展有限元模块,建立带有相同边裂纹的两种不同铝板的有限元模型——不加固铝板和双面加固铝板,对两种铝板施加位移边界条件,分析比较两者的力学性能,得到两者裂纹附近的应力和位移云图,计算出相同时间范围内的应力强度因子,预测了裂纹扩展路径。研究结果与相关实验数据相吻合,说明加固的铝板具有更高的强度和抵抗裂纹扩展的能力,可以延长使用寿命。
出处 《机械制造》 2016年第8期19-22,27,共5页 Machinery
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