Full-field analysis of shear test on 3D orthogonal woven C/C composites
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作者:
Qin, Lijun
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Univ Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R ChinaUniv Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R China
Qin, Lijun
[1
]
Zhang, Zhongwei
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Aerosp Res Inst Mat & Proc Technol, Beijing 100076, Peoples R ChinaUniv Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R China
Zhang, Zhongwei
[2
]
Li, Xiaofeng
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Univ Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R ChinaUniv Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R China
Li, Xiaofeng
[1
]
Yang, Xiaoguang
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Aerosp Res Inst Mat & Proc Technol, Beijing 100076, Peoples R ChinaUniv Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R China
Yang, Xiaoguang
[2
]
Feng, Zhihai
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Aerosp Res Inst Mat & Proc Technol, Beijing 100076, Peoples R ChinaUniv Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R China
Feng, Zhihai
[2
]
Wang, Yang
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Univ Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R ChinaUniv Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R China
Wang, Yang
[1
]
Miao, Hong
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Univ Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R ChinaUniv Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R China
Miao, Hong
[1
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He, Linghui
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Univ Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R ChinaUniv Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R China
He, Linghui
[1
]
Gong, Xinglong
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Univ Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R ChinaUniv Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R China
Gong, Xinglong
[1
]
机构:
[1] Univ Sci & Technol China, Dept Modern Mech, CAS Key Lab Mech Behav & Design Mat, Hefei 230027, Peoples R China
[2] Aerosp Res Inst Mat & Proc Technol, Beijing 100076, Peoples R China
In this work, the digital image correlation (DIC) technique was used as full-field measurement to analyze the shear properties of the 3D orthogonal woven C/C composites. Both the in-plane and the through-the-thickness specimens were tested and the macroscopic average strain was obtained. The composites were composed of lots of periodic units and the macroscopic average strain was dependent on these meso-structures. There were three regions within one unit, which showed different mesoscopic strain. The relationship between the shear test region and the macroscopic average strain was systematically studied. Finally, the accuracy of conventional strain-gauge rosette measurement was also discussed. (C) 2011 Elsevier Ltd. All rights reserved.