工艺与制造英文2023被引 1
自动纤维铺放层级优化用于厚度方向缺陷堆积的缺陷减缓
Automated Fiber Placement Laminate Level Optimization for Mitigation of Through Thickness Defect Stacking
Noah Swingle, Alex Brasington, Joshua Halbritter, Ramy Harik
摘要整理
自动纤维铺放（AFP）技术制造复合材料结构需要详细、严格且耗时的工艺规划。为加快工艺规划知识的积累和应用，开发了计算机辅助工艺规划（CAPP）工具。该工具通过识别层合板各层的最优铺放策略，协助工艺规划人员进行决策。本文扩展了现有的层合板厚度方向缺陷堆积分析框架，实现并评估了四种组合优化算法：遗传算法、差分进化算法、粒子群算法和贪心搜索算法。这些算法通过采用两个目标函数分析缺陷堆积，识别最优的层级铺放策略组合。通过在复杂工具表面进行数字案例研究，验证了各种方法的有效性。研究结果提供了一套系统化的方法论，用于比较不同的层合板级制造策略，并有效降低厚度方向的缺陷堆积。
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