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铺层方向和裂纹混合比对复合材料层压板混合型断裂韧性影响的试验研究

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Keywords: 分层开裂,断裂韧性,铺层方向,裂纹混合比

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Abstract:

试验研究了复合材料层压板的铺层方向以及裂纹混合比对层间裂纹分层扩展的影响规律。试验结果显示:在非0°单向板的Ⅰ型层间裂纹分层扩展过程中,会出现层间裂纹穿过分层开裂面的铺层而偏离到相邻铺层间扩展的现象,而0°铺层具有阻止该裂纹偏离扩展的作用;在不同裂纹混合比的层压板分层开裂试验中,相应的0°单向板的断裂韧性均可以作为下限值而偏安全;混合断裂韧性(Ⅰ型断裂韧性+Ⅱ型断裂韧性)随着裂纹混合比的变化呈现类似正弦曲线的变化规律。

References

[1]  American Society for Testing and Materials. ASTM D5528—01: Standard test method for mode Ⅰ interlaminar fracture toughness of unidirectional fiber-reinforced polymer matrix composites [S]. United States: ASTM, 2001.
[2]  航空工业标准, HB7403—1996碳纤维复合材料层合板 Ⅱ 型层间断裂韧性试验方法 [S]. 中国: 航空工业出版社, 1996.
[3]  American Society for Testing and Materials. ASTM D6671/D6671M—06: Standard test method for mixed mode Ⅰ-mode Ⅱ interlaminar fracture toughness of unidirectional fiber reinforced polymer matrix composites [S]. United States: ASTM, 2006.
[4]  Turon Albert, Davila Carlos G, Camanho Pedro P, et al. An engineering solution for using coarse meshes in the simulation of delamination with cohesive zone models, NASA/TM-2005-213547 .Hampton, VA: NASA Langley Research Center, 2005.
[5]  Turon Albert,Camanho Pedro P, Costa Josep, et al. An interface damage model for the simulation of delamination under variable-mode ratio in composite materials, NASA/TM-2004-213277 . Hampton, VA: NASA Langley Research Center, 2004.
[6]  Yan Aimin, Marechal E, Dang H Nguyen, et al. A finite-element model of mixed-mode delamination in laminated composites with an R-curve effect [J]. Composite Science and Technology, 2001, 61(10): 1413-1427.
[7]  范学领, 孙 秦, 原梅妮, 菊池正纪. 裂纹间距及铺层角度对复合材料分层的影响 [J]. 固体火箭技术, 2009, 32(3): 327-330. Fan Xueling, Sun Qin, Yuan Meini, Kikuchi Masanon. The effect of crack distance and fiber angle on delaminations in laminated composites [J]. Journal of Solid Rocket Technology, 2009, 32(3): 327-330.
[8]  Camanho Pedro P, Davila Carlos G. Mixed-mode decohesion finite elements for the simulation of delamination in composite materials, NASA/TM-2002-211737 . Hampton, VA: NASA Langley Research Center, 2002.
[9]  Naghipour P, Bartsch M, Chernova L, et al. Effect of fiber angle orientation and stacking sequence on mixed mode fracture [J]. Materials Science and Engineering A, 2010, 527(3): 509-517.
[10]  Leslie Banks-Sills, Yuval Freed, Rami Eliasi, et al. Fracture toughness of the +45°/-45°interface of a laminate composite [J]. Int J Fract, 2006(141): 195-210.
[11]  Hudson Ryan C, Davidson Barry D, Polaha Jonathan J. Effect of remote ply orientation on the perceived mode Ⅰ and mode Ⅱ toughness of θ/θ and θ/-θ interfaces [J]. Applied Composite Materials, 1998(5): 123-138, 1998.
[12]  de Morais A B, de Moura M F, Marques A T, et al. Mode-Ⅰ interlaminar fracture of carbon/epoxy cross-ply composites [J]. Composite Science and Technology, 2002,62(5): 679-686.

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