本文以开孔平板的单向拉伸和销栓挤压为应用背景,提出了一种面向应用的复合材料构件CAE/CAM一体化纤维铺放路径优化设计方法.利用ANSYS有限元分析工具,根据复合材料构件的受力分析,按构件的主应力形式选用纤维类型、按主应力方向优化设计构件的纤维铺放路径,并按主应力大小设计纤维铺放密度,以充分发挥纤维复合材料性能,提高构件的强度和刚度.详细讨论了应用该方法所涉及的建模、网格划分、理论铺放路径生成和实际铺放路径修正等相关技术.
参考文献
| [1] | 晏飞.复合材料层合结构优化设计的遗传算法[J].上海航天,2003(03):1-5,51. |
| [2] | 李勇,肖军.复合材料纤维铺放技术及其应用[J].纤维复合材料,2002(03):39-41. |
| [3] | M W Tosh;D W Kelly .Fiber steering for a composite C-beam[J].Computers and Structures,2001,53:133-141. |
| [4] | Konrad Gliesche;Tamara Hubner;Holger Orawetz .Application of the tailored fibre placement (TFP) process for a local reinforcement on an "open-hole" tension plate from carbon/epoxy laminates[J].Composites science and technology,2003(1):81-88. |
| [5] | R Li;D Kelly;A Crosky .Strength improvement by fibre steering around a pin loaded hole[J].Computers and Structures,2002,57:377-383. |
| [6] | Lotfi Toubal;Moussa Karama;Bernard Lorrain .Stress concentration in a circular hole in composite plate[J].Computers and Structures,2005,68:31-36. |
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