工艺与制造英文2024被引 19
自动铺纤先进铺层复合材料的低速冲击响应
Low velocity impact response of Automated Fiber Placement Advanced Placed Ply composites
Rutger Kok, R. del Cuvillo, Verónica Rodríguez, J. Pernas, J.A. Artero-Guerrero, Roberto Guzmán de Villoria, Francisca Martínez-Hergueta · University of Edinburgh
摘要整理
本研究探讨了内部结构对自动铺纤先进铺层（AP-PLY）层板低速冲击响应的影响。采用不同铺层方式的AP-PLY层板进行低速冲击和冲击后压缩试验。根据其内部结构的差异，获得了不同的损伤容限性能。三向和准各向同性AP-PLY构型相比交叉铺层板表现出较小的分层扩展范围。在50 J冲击能量作用下，交叉铺层构型的残余强度出现急剧下降，降幅达49.1%。通过数值模拟揭示了变形和失效机制（如直接受冲击纱线的基体开裂、分层或纱束界面脱粘），并将AP-PLY性能与传统角度铺层层板进行对比评估。模拟结果预测后者产生更大的分层，证明了AP-PLY结构在改善低速冲击性能方面的潜力。
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