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任意铺层开裂复合材料层板本构关系探讨及特例分析
引用本文:华玉 郦正能. 任意铺层开裂复合材料层板本构关系探讨及特例分析[J]. 复合材料学报, 1996, 13(4): 82-88
作者姓名:华玉 郦正能
作者单位:[1]河北理工学院土建系 [2]北京航空航天大学
摘    要:本文作者对含非正交各向异性铺层的约束开裂复合材料层板,提出用分解刚度的方法建立本构关系;给出分解后耦合问题的控制微分方程;作为特例,研究了(-θm/90nm)s开裂层板的刚度衰减.

关 键 词:复合材料层板  约束开裂  非正交各向异性  本构关系  刚度衰减
收稿时间:1995-02-25
修稿时间:1995-05-05

CONSTITUTIVE RELATIONS RESEARCH FOR CRACKED COMPOSITE LAMINATES WITH ANISOTROPIC LAYERS
Hua Yu,Li Zhengneng,He Qingzhi. CONSTITUTIVE RELATIONS RESEARCH FOR CRACKED COMPOSITE LAMINATES WITH ANISOTROPIC LAYERS[J]. Acta Materiae Compositae Sinica, 1996, 13(4): 82-88
Authors:Hua Yu  Li Zhengneng  He Qingzhi
Affiliation:1. Hebei Institute of Technology, 063009;2. Beijing University of Aeronautics and Astronautics, 100083
Abstract:Anidea of stiffness partition is proposed to develop the constitutive relations foracracked composite laminate with anisotropic constraint layers. The governing equation of the coupled stiffness problem is derived after partition. As an example, the stiffness degradation for cracked(-θm/90n/θm)s laminates is studied.
Keywords:composite laminate   constrained cracking   anisotropic   constitutive relation   stiffness degradation  
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