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弹塑性复合材料多尺度计算的模型与算法研究

, PP. 60-66

Keywords: 弹塑性材料,单胞,多级分析,均匀化

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Abstract:

对材料非线性多级分析的计算模型与算法进行研究,重点是单胞分析算法构造问题。采用近似技术建立非线性分析的本征应变矩阵,使方法具有简单与实现方便的特点,在此基础上构造了针对弹塑性材料均匀化分析的一致性算法,以两种材料组成的复合材料为例进行了例题计算,验证了文中方法的有效性。并讨论了进一步值得研究的问题。

References

[1]  Suquet P M. Elements of homogenization of inelastic solid mechanics . In: Sanchez P E, Zaoui A, ed. Homogenization Techniques for Composite Media , Berlin: Springer-Verlag, 1987, 194-275.
[2]  Dvorak G J, Baher E D. A bimodal plasticity theory of fibrous composite materials [J]. Acta Mechnica, 1987, 69(2): 219-241.
[3]  Dvorak G J. Transformation field analysis of inelastic composite materials [J]. Proc R Soc London, 1992, A437: 311-327.
[4]  Boyd J G, Costanzo F, Allen D H. A micromechanics approach for constructing locally averaged damage dependent constitutive equations in inelastic composites [J]. Int J Damage Mech, 1993, 2(2): 209-228.
[5]  Allen D H, Jones R H, Boyd J. G. Micromechanical analysis of continuous fiber metal matrix composite including the effects of matrix viscoplasticity and evolving damage [J]. J Mech Phys Solids, 1994, 42(6): 505-529.
[6]  Ghosh S, Moorthy S. Elasto-plastic analysis of arbitrary heterogeneous materials with the Voronoi-Cell Finite Element Method [J]. Comp Meth Appl Mech Engng, 1995, 121(4): 373-409.
[7]  Costanzo F, Boyd J G, Allen D H. Micromechanics and homogenization of inelastic composite materials with growing cracks [J]. J Mech Phys Solids, 1996, 44(3): 333-370.
[8]  Schroeder J, Miehe C. Aspects of computational homogenization analysis of polycrystalline materials . In:Owen D R J, Hinton E, ed. Computational Plasticity . Barcelona: Science Press, 1997,1004-1011.
[9]  Reiter T, Dvorak G J. Micromechanical models for graded composite materials [J]. J Mech Phys Solids, 1997, 45(6): 1281-1302.
[10]  Zhang H W, Galvanetto U, Schrefler A B. Local analysis and global nonlinear behaviour of periodic assemblies of bodies in elastic contact [J]. Computational Mechanics, 1999, 24 (4): 217-229.
[11]  张洪武. 弹性接触颗粒状周期性结构材料力学分析的均匀化方法(二): 宏观均匀化分析 [J]. 复合材料学报,2001,18(4):98-102.
[12]  张洪武. 弹性接触颗粒状周期性结构材料力学分析的均匀化方法(一): 局部RVE分析 [J]. 复合材料学报,2001, 18(4):93-97.

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