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粘弹层合板的自由振动和横向应力

胡明勇 王安稳

胡明勇, 王安稳. 粘弹层合板的自由振动和横向应力[J]. 应用数学和力学, 2009, 30(1): 101-108.
引用本文: 胡明勇, 王安稳. 粘弹层合板的自由振动和横向应力[J]. 应用数学和力学, 2009, 30(1): 101-108.
HU Ming-yong, WANG An-wen. Free Vibration and Transverse Stresses of Viscoelastic Laminated Plates[J]. Applied Mathematics and Mechanics, 2009, 30(1): 101-108.
Citation: HU Ming-yong, WANG An-wen. Free Vibration and Transverse Stresses of Viscoelastic Laminated Plates[J]. Applied Mathematics and Mechanics, 2009, 30(1): 101-108.

粘弹层合板的自由振动和横向应力

基金项目: 国家自然科学基金资助项目(10572150)
详细信息
    作者简介:

    胡明勇(1977- ),男,博士生(联系人.E-mail:shuai.humingyong@163.com).

  • 中图分类号: O661.44

Free Vibration and Transverse Stresses of Viscoelastic Laminated Plates

  • 摘要: 基于Reddy分层理论并在板厚方向取二次位移插值函数来推导出粘弹层合板的动力学方程,得到了简支粘弹夹层层合板的振动频率,其数值与已知文献数据吻合较好,且能够计算出协调的横向应力.在低频自由振动时,横向剪应力是造成粘弹层合板脱层的主要原因;高频时,横向正应力在脱层破坏中起主要作用.分析了粘弹材料模量对层合板横向应力的影响以及横向应力最大值与面内应力最大值的比值.结果表明所采用的算法、算式及所编写的程序是可靠的.
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出版历程
  • 收稿日期:  2007-11-21
  • 修回日期:  2008-10-31
  • 刊出日期:  2009-01-15

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