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材料研究学报  1994, Vol. 8 Issue (5): 460-466    
  研究论文 本期目录 | 过刊浏览 |
复合材料中启裂的微观力学分析与实验观察
权高峰;柴东朗;王秀苓;宋余九;涂铭旌
西安交通大学;成都科技大学
MICROMECHANICAL ANALYSIS AND EXPERIMENTAL OBSERVATIONS ON CRACK INITIATION IN METAL MATRIX COMPOSITES
QUAN Gaofeng; CHAI Donglang; WANG Xiulin; SONG Yujiu (Xi'an Jiaotong University)TU Mingjing (Chengdu University of Science and Technology)
引用本文:

权高峰;柴东朗;王秀苓;宋余九;涂铭旌. 复合材料中启裂的微观力学分析与实验观察[J]. 材料研究学报, 1994, 8(5): 460-466.
, , , , . MICROMECHANICAL ANALYSIS AND EXPERIMENTAL OBSERVATIONS ON CRACK INITIATION IN METAL MATRIX COMPOSITES[J]. Chin J Mater Res, 1994, 8(5): 460-466.

全文: PDF(1605 KB)  
摘要: 建立了一个非连续体增强金属基复合材料微观单元的力学分析模型,并以此分析计算了复合材料中不同位置处的受力和断裂临界条件.对15v%SiCp/2024Al,3.6v%CFs/2024Al和4—5v%CF(-s)/6061Al的实验观察表明,该模型完全适合于金属基复合材料微区受力分析,可判断裂纹萌生位置及临界条件.
关键词 非连续体增强金属基复合材料微观力学模型启裂分析等强度方程    
Abstract:According to a contact theory of Bousinesq spatial problem, a micromechanical model has been built to analyse the axial effective stresses in microstructural element of discontinuously reinforced metal matrix composites(DRMMCs), and a coordinate equation
Key words discontinuously reinforced metal matrix composites    micromechanical model    iso-strength equation    crack initiation analysis
收稿日期: 1994-10-25     
基金资助:国家自然科学基金;;西安交通大学结构强度与振动国家开放实验室基金
1YouCP,DollarM,ThompsonAWetal.MetallTransA,1991;22A(1):24452周彼德,刘政,复合材料学报,1990;7(2):323权高峰,柴东朗,宋余九等,西安交通大学学报,1994;28(2):494柴东朗,刘静华,材料科学进展,1990;4(4):3285ChampmanAR,ScottVD,YangM.In:SWTsaied.ProceedingsofInterConfonCompMater,SanDiegoEisevierPrcssCo,1991:19G6ZhuangWD,ZhangGD.idid,19HZ
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