基于经典的双凸模型,采用正负预重叠法,结合可视化技术,研究了三维机织复合材料纱线截面的变形规律,提出了"凹凸交变模型",导出了截面变形函数.研究结果表明,纱线束截面沿纱线长度方向按凹凸交变的规律呈周期性变化.这一研究成果修正了一直以来的恒定截面假设,使截面研究有了新的进展.
参考文献
| [1] | Chen C H,Cheng S.Mechanical properties of fiber reinforced composites[J].Journal of Composite Materials,1967(1):30-41. |
| [2] | 杨连贺,邱冠雄,黄故.任意结构三维机织复合材料弹性性能的计算机模拟[J].复合材料学报,2000,17(2):79-83.Yang Lianhe,Qiu Guanxiong,Huang Gu.Computer simulation of elastic properties on any structure 3-D woven composites[J].Acta Materiae Compositae Sinica,2000,17(2):79-83. |
| [3] | Lomov S V,Huysmans G.Textile composites:Modeling strategies[J].Composites Part A,2001,32(10):1379-1394. |
| [4] | 杨连贺.三维机织复合材料弹性性能CAD[J].天津工业大学学报,2005,24(2):31-35.Yang Lianhe.CAD on elastic properties of 3D woven composites[J].Journal of Tianjin Polytechnic University,2005,24(2):31-35. |
| [5] | Wang X F,Wang W X,Zhou G M,Zhou C W.Multi-scale analyses of 3D woven composite based on periodicity boundary conditions[J].Journal of Composite Materials,2007,41(14):1773-1788. |
| [6] | Ishikawa T,Chou C W.Nonlinear behavior of woven fabric composites[J].Journal of Composites,1983,17(5):399-413. |
| [7] | Whitcomb J,Tang X D.Effective moduli of woven composites[J].Journal of Composite Materials,2001,35(23):2127-2144. |
| [8] | Qiao Pizhong,Wang Jialai.Transverse shear stiffness of composites honeycomb cores and efficiency of material[J].Mechanics of Advanced Materials and Structures,2005,12(2):159-172. |
| [9] | Shrotriya P,Sottos N R.Viscoelastic response of woven composite substrates[J].Composites Science and Technology,2005,65(3/4):621-634. |
| [10] | Whitcomb J,Tang X D.Effect of tow architecture on stresses in woven composites//Whitcomb J.American Institute of Aeronautics and Astronautics,AIAA99-1479[R].College Station:AIAA,1999:2309-2319. |
| [11] | Staffan Lundstrom T,Vilnis Frishfelds,Andris Jakovies.A statistical approach to permeability of clustered fibre reinforcement[J].Journal of Composite Materials,2004,38(13):1137-1149. |
| [12] | Goyal D,Tang X D,Whitcomb J,Kelkar A D.Effect of various parameters on effective engineering properties of 2×2 braided composites[J].Mechanics of Advanced Materials and Structures,2005,12(2):113-128. |
| [13] | 杨彩云,李嘉禄.基于纱线真实形态的三维机织复合材料细观结构及其厚度计算的研究[J].复合材料学报,2005,22(6):178-182.Yang Caiyun,Li Jialu.Study on microstructure and thickness equation of 3D woven composites based on yarn's true configuration[J].Acta Materiae Compositae Sinica,2005,22(6):178-182. |
| [14] | 杨彩云,李嘉禄,田玲玲.复合材料中纱束的几何形态[J].复合材料学报,2007,24(4):123-127.Yang Caiyun,Li Jialu,Tian Lingling.Geometry configuration of yarn in composite materials[J].Acta Materiae Compositae Sinica,2007,24(4):123-127. |
| [15] | Pochiraju K,Chou T W.Three-dimensionally woven and braided composites Ⅰ:A model for anisotropic stiffness prediction[J].Polymer Composites,1999,20(4):565-580. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%