对剪切型压电层合圆柱壳在电场和机械力作用下的应力场、位移场和电势分布进行了分析.在每层的局部坐标系下对该层的应力场、位移场和电势进行傅立叶展开,然后采用状态空间方法得到变系数的8维一阶常微分方程组,采用Frobenius方法得到应力场、位移场和电势的解.数值算例显示了电场和机械力作用下,壳体厚度对应力场和位移场分布的不同影响.得到的3维精确解为其他剪切型压电弹性层合壳的壳体理论提供理论依据和验证.
参考文献
| [1] | Saravanos D A, Heyliger P R. Mechanics and computational models for laminated piezoelectric beams, plates and shells[J]. Applied Mechanics Reviews, 1999, 52(10): 305-319. |
| [2] | 任晓红,沈亚鹏,陈常青,等.压电梯度薄壳的高阶理论解[J].复合材料学报,2003,20(5):100-107. |
| [3] | 程乐锦,薛明德,胡宁.基于三维有限元法的层合圆柱壳应力分析[J].复合材料学报,2003,20(2):88-93. |
| [4] | Sun C T, Zhang X D. Use of thickness shear mode in adaptive sandwich structures[J]. Smart Materials and Structures, 1995, 4(3): 202-206. |
| [5] | Zhang X D, Sun C T. Formulation of an adaptive sandwich beam[J]. Smart Materials and Structures, 1996, 5 (6):814-823. |
| [6] | Benjeddou A, Trindade M A, Ohayon R. A unified beam finite element model for extension and shear piezoelectric actuation mechanisms[J]. J Intel Mater Syst and Struct,1997, 8(12): 1012-1025. |
| [7] | Benjeddou A, Trindade M A, Ohayon R A. New shear actuated smart structure beam finite element[J]. AIAA J, 1999,37(3): 378-383. |
| [8] | Aldraihem O J, Khdeir A A. Smart beams with extension and thickness-shear piezoelectric actuators[J]. Smart Materials and Structures, 2000, 9(1): 1-9. |
| [9] | Khdeir A A, Aldraihem O J. Deflection analysis of beams with extension and shear piezoelectric patches using discontinuity functions[J]. Smart Materials and Structures, 2001,10(2): 212-220. |
| [10] | Vel S S, Batra R C. Exact solution for rectangular sandwich plates with embedded piezoelectric shear actuators[J]..AIAA J, 2001, 39(7): 1363-1373. |
| [11] | Vel S S, Batra R C. Exact solution for the cylindrical bending of laminated plates with embedded piezoelectric shear actuators[J]. Smart Materials and Structures, 2001, 10(2) : 240-251. |
| [12] | Tiersten H F. Linear piezoelectric plate vibrations[M]. New York: Plenum Publishers, 1969. |
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