对NiTi形状记忆合金纤维拔出的力学模型进行了探讨.在恒温状态下,考虑纤维和基体间的界面摩擦力,分别用两种本构理论,即Tanaka的指数模型和C.Liang的余弦模型,讨论了形状记忆合金纤维在变轴力作用下的拉伸问题.推导了形状记忆合金纤维拔出量的表达式,并给出数值计算结果.由指数模型和余弦模型得到的结果非常吻合,证明了这种理论方法是正确的.
参考文献
| [1] | 朱炜国,吕和祥,杨大智.形状记忆合金的本构模型[J].材料研究学报,2001,15(3):263-268.Zhu Weiguo,Lü Hexiang,Yang Dazhi.Constitutive model of shape memory alloys[J].Chinese Journal of Material Re search,2001,15(3):263-268. |
| [2] | Araki S,Ono H,Saito K.Micromechanical analysis of crack closure mechanism for intelligent material containing TiNi fibers Ⅰ:Modeling of crack closure mechanism and analysis of stress intensity factor[J].JSME International Journal,2002,45(2):208-216. |
| [3] | Araki S,Ono H,Saito K.Micromechanical analysis of crack closure mechanism for intelligent material containing TiNi fibers Ⅱ:Numerical calculation of stress intensity factor in the process of shape memory shrinkage of TiNi fibers[J].JSME International Journal,2002,45(3):356-362. |
| [4] | 徐祖耀.形状记忆材料[M].上海:上海交通大学出版社,2000:354-355.Xu Zuyao.Shape Memory Material[M].Shanghai:Shanghai Jiao Tong University Press,2000:354-355. |
| [5] | Wang Xiaoming.Shape memory alloy volume fraction of pre stretched shape memory alloy wire-reinforced composites for structural damage repair[J].Smart Materials and Structures,2002,11(1):590-595. |
| [6] | Gao Y C,Mai Y W,Cotterel B.Fracture of fiber-reinforced materials[J].Journal of Applied Mathematics and Physics (ZAMP),1988,39:550-572. |
| [7] | Poon Chi-Kin,Lau Kin-Tak,Zhou Limin.Design of pull-out stresses for prestrained SMA wire/polymer hybrid composites[J].Composite Part B,2005,36(1):25-31. |
| [8] | Poon Chi-Kin,Zhou Limin,Jin Wei,et al.Interfacial debond of shape memory alloy composites[J].Smart Materials and Structures,2005,14(4):N29-N37. |
| [9] | Tanaka K.A thermomechanical sketch of shape memory effect:One-dimensional tensile behavior[J].Res Mechanics,1986,18(2):251-263. |
| [10] | Liang C,Rogers C A.A one-dimensional thermomechanieal constitutive relation of shape memory materials[J].J Intell Master Syst & Struct,1990,1(2):207-234. |
| [11] | Brinson L C.One-dimensional constitutive behavior of shape memory alloys:Thermomechanical derivation with nonconstant material functions and redefined martensite internal variable[J].J Intell Mater Syst & Struct,1993,4(2):229-242. |
| [12] | Brinson L C,Lammering R.Finite element analysis of the behavior of shape memory alloys and their applications[J].Int J Solids Struct,1993,30(23):3261-3280. |
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