本文提出了一种平面二维复合材料纤维垫铺设到三维自由曲面的铺设模拟算法.针对复合材料铺层在铺设过程中随剪切角变化而出现的非线性剪切力的特性,在这里我们采用了一种非线性对角弹簧模型,该模型能精确描述材料在铺设过程中的剪切力学性能.该方法可以预测出纤维垫在自由曲面上铺设时可能会产生缺陷的区域并可快速得到复合材料铺层的展开外形.本文所提出的方法解决了有限元方法中计算时间过长的问题,为快速确定复合材料铺层外形提供了一种有效可行的方法.
参考文献
| [1] | Aono M.;Denti P. .Fitting a woven cloth model to a curved surface: dart insertion[J].IEEE Computer Graphics and Applications,1996(5):60-70. |
| [2] | Masaki Aono;Paolo Denti;and David E.Breen;Michael J.Wozny .Fitting a Woven-Cloth Model to a Curved Surface:Mapping Algorithms[J].Computer-Aided Design,1994,26(04):278-292. |
| [3] | M. Aono;D. E. Breen;M. J. Wozny .Modeling methods for the design of 3D broadcloth composite parts[J].Computer-Aided Design,2001(13):989-1007. |
| [4] | Charlie C. L. Wang;Kai Tang;Benjamin M. L. Yeung .Freeform surface flattening based on fitting a woven mesh model[J].Computer-Aided Design,2005(8):799-814. |
| [5] | Charlie C. L. Wang;Kai Tang .Woven model based geometric design of elastic medical braces[J].Computer-Aided Design,2007(1):69-79. |
| [6] | 周祝林,姚辉,刘剑.复合材料非线性力学的细观分析[J].玻璃钢/复合材料,2009(01):10-14. |
| [7] | 王华宁,曹志远,程红梅,付志平.复合材料构件宏细观跨尺度分析[J].玻璃钢/复合材料,2006(06):3-5,41. |
| [8] | 魏高峰,高洪芬.编织复合材料数值模拟方法[J].玻璃钢/复合材料,2005(06):48-51. |
| [9] | 张庆丰,乐清洪,马泽恩.织物变形的物理仿真技术[J].计算机辅助设计与图形学学报,2001(05):449-454. |
| [10] | 燕瑛,丁逸强.二维和三维纺织结构复合材料弹性性能的研究[J].航空学报,1996(z1):98. |
| [11] | X. Q. PENG;J. CAO .A continuum mechanics-based non-orthogonal constitutive model for woven composite fabrics[J].Composites, Part A. Applied science and manufacturing,2005(6):859-874. |
| [12] | X.Q.Peng;J.Cao.A dual homogenization and finit element approach formaterial characterization of textile composites[J].Composites Part B:Engineering,2001:45-56. |
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