应用基于应变能的有限元方法研究了纤维增强复合材料的阻尼特性,此方法从单向复合材料的阻尼性能参数出发,通过有限元模态分析得到复合材料结构的模态损耗因子,与已有的理论分析和试验结果相比吻合较好,从而验证了该方法的合理性.该方法还可以比较三维应力分量对阻尼的贡献.本文将该方法应用于一种复合材料等间距正交网格加筋板的阻尼特性分析,考察了加筋对复合材料层合板阻尼特性的影响.
参考文献
| [1] | 张少辉,陈花玲.国外纤维增强树脂基复合材料阻尼研究综述[J].航空材料学报,2002(01):58-62. |
| [2] | Lin D X;NI R G;ADAMS R D .Prediction and measurement of the vibrational damping parameters of carbon and glass fibre-reinforced plastics plates[J].Journal of Composite Materials,1984,18(02):132-152. |
| [3] | NICHOLAS ZABARAS;TASNEEM PERVEZ .Viscous damping approximation of laminated anisotropic composite plates using the finite element method[J].Computer Methods in Applied Mechanics and Engineering,1990,81(03):291-316. |
| [4] | RIKARDS R;CHATE A;BARKANOV E .Finite element analysis of damping the vibrations of laminated composites[J].Computers and Structures,1993,47(06):1005-1015. |
| [5] | RIKARDS R;CHATE A;KORJAKIN A .Vibration and damping analysis of laminated composite plates by the finite element method[J].Engineering Computations,1995,12(01):61-74. |
| [6] | UNGAR E E;KERWlN E M .Loss factors of viscoelastic systems in terms of energy concepts[J].Journal of The Acoustical Society of America,1962,34(02):954-958. |
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