对挖补修理后的平面编织混杂铺层层合板的拉伸性能进行了试验研究,使用k-样本Anderson-Darling检验对试验结果进行分析,研究挖补斜度、不同修理方法以及初始损伤直径对修理效果的影响.试验结果表明:挖补修理可以较好地恢复层板的拉伸强度.对穿透挖补修理,挖补斜度大于1:20后,修理试件的拉伸强度可以恢复至完好板的水平；对半穿透挖补修理,挖补斜度大于1:10即可保证修理试件的拉伸强度达到完好板水平.此外,仅改变初始损伤直径不会对修理试件的拉伸性能造成明显影响.以上结果对混杂铺层层板的挖补修理设计有一定的指导意义.
参考文献
| [1] | 杜善义,关志东.我国大型客机先进复合材料技术应对策略思考[J].复合材料学报,2008(01):1-10. |
| [2] | ARMSTRONG K B;BEVAN L G;COLE Ⅱ W F.Care and repair of advanced composites[M].PA USA:SAE international,2005:263-265. |
| [3] | STONE R H .Repair Techniques for Graphite-Epoxy Structures for Commercial Transport applications[R].Washington:NASA,1983. |
| [4] | 孟凡颢,陈绍杰,童小燕.层压板修理设计中的参数选择问题[J].复合材料学报,2001(04):123-127. |
| [5] | Kumar SB;Sivashanker S;Bag A;Sridhar I .Failure of aerospace composite scarf-joints subjected to uniaxial compression[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2005(1/2):117-122. |
| [6] | KUMAR S B;SRIDHAR I;SIVASHANKER S I et al.Tensile failure of adhesively bonded CFRP composites scarf joints[J].Materials Science and Engineering (B),2006,132:113-120. |
| [7] | B. Whittingham;A.A. Baker;A. Harman .Micrographic studies on adhesively bonded scarf repairs to thick composite aircraft structure[J].Composites, Part A. Applied science and manufacturing,2009(9):1419-1432. |
| [8] | ODI R A;FRIEND C M .An improved 2D model for bonded composite joints[J].International Journal of Adhesion and Adhesives,2004,24:389-405. |
| [9] | CAMPILHO R D;de MOURA M S;DOMINGUES J J .Stress and failure analyses of scarf repaired CFRP laminates using a cohesive damage mode[J].Journal of Adhesion Science and Technology,2007,21(08):55-70. |
| [10] | WANG C H;GUNNION A J .On the design methodology of scarf repair to composite laminates[J].Composites Science and Technology,2008,68:35-46. |
| [11] | 林国伟,陈普会.胶接修补复合材料层合板失效分析的PDA-CZM方法[J].航空学报,2009(10):1877-1882. |
| [12] | Boeing 737-800.Structural Repair Manual[S].USA:Boeing Ltd,2003. |
| [13] | Airbus A320 Structural Repair Manual[S].France:Airbus Ltd,2007. |
| [14] | 邹健,程小全,邵世纲,范金娟,张卫芳.基于ANSYS环境的平面编织层合板拉伸破坏数值仿真[J].复合材料学报,2007(06):180-184. |
| [15] | 程小全,邹健,许延敏,张纪奎,李松年.含孔平面编织混杂铺层层合板压缩破坏仿真[J].力学学报,2007(06):829-834. |
| [16] | SCHOLZ F W;STEPHENS M A .K-sample AndersonDarling tests of fit[J].American statistical association,1987,V82:918-924. |
| [17] | Department of defense.MIL-HDBK-17-1G Polymer matrix composites guidelines for characterization of structural materials[M].Washington PA USA:Materials sciences corporation,MIL-HDBK-17 secretariat,2009:465-586. |
| [18] | HB 7618-2099.聚合物基复合材料力学性能数据表达准则[S].北京:国防科学技术工业委员会,2009. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%