借助动态机械分析仪(DMA Q800)考察了两种粘接层材料和两个位置的不同粘接层厚度对7层各向异性交替层合阻尼结构内耗特性的影响.结果表明,在低于阻尼层材料玻璃化转变温度附近,用压敏胶做粘接层材料,其结构内耗的温度特性优于用环氧树脂;在不同位置不同厚度对结构内耗的温频特性的影响不同,结构内耗的频率特性与粘接层材料及其厚度密切相关,刮涂越薄,结构内耗的温度特性越好.
参考文献
| [1] | Cao Y H,Li M J. Studies on damping characteristics and parameter optimization of anisotropic laminated structure [J].Aircraft Engineering and Aerospace Technology, 2002, 74(4) : 332-337. |
| [2] | 李明俊,苏媛,层合阻尼结构各向异性设计之阻尼特性分析[J].复合材料学报,2002,19(3):94-97.Li M J, Su Y. Anisotropic design and its damping analysis of laminated damped structure [J]. Acta Materiae Compositae Sinica, 2002, 19(3): 94-97. |
| [3] | Mukhopadhyay K, Kingsbury H P. On the dynamic response of a rectangular sandwich plate with viscoelastic core and generally orthotropic facings [J]. Sound Vibr, 1976,47(3), 347-358. |
| [4] | Fujimoto. Mechanical properties for CFRP/damping-material laminates [J]. Journal of Reinforced Plastics and Composites, 1993, 12(7): 738-751. |
| [5] | Barrett D J. An anisotropic laminated plate theory [R]. AD A234 446/3, NADC-90066-60. 1990. 1-59. |
| [6] | Jong H Y, Shee Y C, et al. A study on material of 0° laminated composite sandwich cantilever beams with a viscoelastic layer [J]. Composite Structures, 2003, 60:367-374. |
| [7] | Rao M D, Echempati R, Nadella S. Dynamic analysis and damping of composite structure embedded with viscoelastic layers [J]. Compos Part B: Eng, 1997, 28(3): 547-554. |
| [8] | Rao M D, He S. Dynamic analysis and design of laminated composite beams with multiple viscoelastic layers [J].AIAA Journal, 1993, 31(4): 736-745. |
| [9] | Chandra R, Singh S P, Gupta K. Damping studies in fiberreinforced composites--A review [J]. Composite Structures, 1999, 46: 41-51. |
| [10] | 万志敏,马六成,谭惠丰,等.粘弹性复合材料有效三维阻尼矩阵预报与能耗计算[J].复合材料学报,2001,18(2):118-123.Wan Z M, Ma L C, Tan H F, etal. Prediction of 3-D damp matrix and energy dissipation of viscoelastic fiber composites [J]. Acta Materiae Compositae Sinica , 2001, 18(2): 118-123. |
| [11] | Xia H C. A new vibration damping material--Development and application of fiber enhance viscoelastic damping polymers [A]. In: Proceedings of the third Youth Academic Annual Congress [C]. Beijing: The Chinese Science Technique Association, 1998. 12-17. |
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