Compression-compression fatigue performances of hybrid unidirectional/woven carbon-fiber reinforced composite laminates after LVI
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作者:
Wang, Wenqian
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Air Force Engn Univ, Aviat Engn Sch, Xian, Peoples R ChinaAir Force Engn Univ, Aviat Engn Sch, Xian, Peoples R China
Wang, Wenqian
[1
]
Wang, Hangchao
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Air Force Engn Univ, Aviat Engn Sch, Xian, Peoples R ChinaAir Force Engn Univ, Aviat Engn Sch, Xian, Peoples R China
Wang, Hangchao
[1
]
Feng, Yu
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机构:
Air Force Engn Univ, Aviat Engn Sch, Xian, Peoples R China
Northwestern Polytech Univ, Sch Aeronaut, Xian, Peoples R China
Air Force Engn Univ, Aviat Engn Sch, 1 Ba Ling Rd, Xian 710038, Peoples R ChinaAir Force Engn Univ, Aviat Engn Sch, Xian, Peoples R China
Feng, Yu
[1
,2
,3
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Ma, Binlin
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Air Force Engn Univ, Aviat Engn Sch, Xian, Peoples R China
Air Force Engn Univ, Aviat Engn Sch, 1 Ba Ling Rd, Xian 710038, Peoples R ChinaAir Force Engn Univ, Aviat Engn Sch, Xian, Peoples R China
Ma, Binlin
[1
,3
]
Li, Zhe
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Air Force Engn Univ, Aviat Engn Sch, Xian, Peoples R ChinaAir Force Engn Univ, Aviat Engn Sch, Xian, Peoples R China
Li, Zhe
[1
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Li, Jinpeng
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Air Force Engn Univ, Aviat Engn Sch, Xian, Peoples R ChinaAir Force Engn Univ, Aviat Engn Sch, Xian, Peoples R China
Li, Jinpeng
[1
]
机构:
[1] Air Force Engn Univ, Aviat Engn Sch, Xian, Peoples R China
[2] Northwestern Polytech Univ, Sch Aeronaut, Xian, Peoples R China
[3] Air Force Engn Univ, Aviat Engn Sch, 1 Ba Ling Rd, Xian 710038, Peoples R China
Compression-compression fatigue behavior of hybrid unidirectional/woven carbon-fiber reinforced composite laminates after low-velocity impact (LVI) was studied in this paper. The paper contains two parts. Firstly, different levels of impact energy were introduced on the specimens. Impact damage modes were obtained and characterized as fiber breakages, matrix cracks, indentation and delamination. The relationships between indentation depth/damage area and impact energy were established. Secondly, compression-compression fatigue tests were conducted on the impact damaged specimens. Fatigue life degradation trends were analyzed and fatigue limit for different types of specimens was determined. Delamination areas by depth mode and amplitude mode of C-scan showed an increasing trend with the fatigue life increasing. Stiffness decreased sharply in the early and ending stages of fatigue life. However, stiffness exhibited stable or slightly decreasing rates in the mid-stage of fatigue life. A line-shaped failure cracks going through the impact point were observed in the fatigue failure specimens.
机构:
UNITED KINGDOM ATOM ENERGY AUTHOR,ATOM ENERGY RES ESTAB,PROC TECHNOL DIV,RES GRP,HARWELL,DIDCOT,OXFORDSHIRE,ENGLANDUNITED KINGDOM ATOM ENERGY AUTHOR,ATOM ENERGY RES ESTAB,PROC TECHNOL DIV,RES GRP,HARWELL,DIDCOT,OXFORDSHIRE,ENGLAND
机构:
Civil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R ChinaCivil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R China
Yang, Xudong
Hu, Qi
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Civil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R ChinaCivil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R China
Hu, Qi
Li, Weiting
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机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin, Peoples R ChinaCivil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R China
Li, Weiting
Song, Haipeng
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机构:
Civil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R ChinaCivil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R China
Song, Haipeng
Zou, Tianchun
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机构:
Civil Aviat Univ China, Coll Airworthiness, Tianjin, Peoples R ChinaCivil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R China
Zou, Tianchun
Zong, Rongrong
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机构:
Tianjin Jinliyan Automobile Engn & Technol Co Ltd, Inst New Technol, Tianjin, Peoples R ChinaCivil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R China
Zong, Rongrong
Sha, Junwei
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机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin, Peoples R ChinaCivil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R China
Sha, Junwei
He, Chunnian
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机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin, Peoples R ChinaCivil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R China
He, Chunnian
Zhao, Naiqin
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机构:
Tianjin Univ, Sch Mat Sci & Engn, Tianjin, Peoples R ChinaCivil Aviat Univ China, Sino European Inst Aviat Engn, Tianjin 300300, Peoples R China