基于梯度的优化方法对炭纤维复合材料层合板的铺层数量和顺序进行优化.优化问题中以铺层质量为目标,并以刚度和制造约束为约束.采用改进双值参数化方法对铺层的材料性能进行插值,并基于凸规划对偶算法对优化问题进行求解.为了适应凸规划对偶算法的特点,将关于铺层角度的制造约束表述为少量非线性约束.同时引入离散度约束和惩罚指数以消除优化结果中的中间变量.算例结果验证了该优化方法的有效性.
参考文献
| [1] | Boyang Liu;Raphael T. Haftka;Mehmet A. Akgun;Akira Todoroki.Permutation genetic algorithm for stacking sequence design of composite laminates[J].Computer Methods in Applied Mechanics and Engineering,20002/4(2/4):357-372. |
| [2] | Herencia JE;Weaver PM;Friswell MI.Optimization of anisotropic composite panels with T-shaped stiffeners including transverse shear effects and out-of-plane loading[J].Structural and multidisciplinary optimization,20082(2):165-184. |
| [3] | Dianzi Liu;Vassili V. Toropov;Osvaldo M. Querin;David C. Barton.Bilevel Optimization of Blended Composite Wing Panels[J].Journal of aircraft,20111(1):107-118. |
| [4] | Erik Lund;Jan Stegmann.On Structural Optimization of Composite Shell Structures Using a Discrete Constitutive Parametrization[J].Wind energy,20051(1):109-124. |
| [5] | Bruyneel, M..SFP-a new parameterization based on shape functions for optimal material selection: Application to conventional composite plies[J].Structural and multidisciplinary optimization,20111(1):17-27. |
| [6] | Gao, T.;Zhang, W.;Duysinx, P..A bi-value coding parameterization scheme for the discrete optimal orientation design of the composite laminate[J].International Journal for Numerical Methods in Engineering,20121(1):98-114. |
| [7] | S?rensen, S.N.;Lund, E..Topology and thickness optimization of laminated composites including manufacturing constraints[J].Structural and multidisciplinary optimization,20132(2):249-265. |
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%