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作为新一代先进轻质超强韧结构材料,复合材料格栅和点阵夹芯结构受到了国内外学者的广泛关注.目前关于该类结构材料的设计制备以及相关力学性能研究已取得了大量的研究成果.然而对该类结构振动阻尼性能的研究则处于起步阶段.该文综述了纤维增强树脂基复合材料简单层合结构以及各类夹芯结构振动阻尼性能的研究现状.首先阐述其阻尼机理,然后分别概述了复合材料简单层合板的微观和宏观阻尼模型、复合材料粘弹性阻尼夹层结构和新型夹层结构的阻尼预报工作,最后总结归纳现有关于该类结构阻尼特性研究工作中已取得的成果和不足之处,并对其未来发展进行了展望.
As a new generation of advanced lightweight super tough structural materials, composite grille and lattice sandwich structure has received widespread attention of scholars at home and abroad.Now the design and preparation of such structural materials and related mechanical properties have been made a lot of However, the research on the vibrational damping performance of this type of structures is still in its infancy, and the research status of the simple laminated structure of fiber reinforced resin matrix composites and the vibration damping properties of various sandwich structures are reviewed.First, the damping mechanism Then, the microscopic and macroscopic damping models of composite simple laminates, the viscoelastic damping sandwich structures of composite materials and the damping predictions of new sandwich structures are summarized respectively. Finally, the existing research results about the damping characteristics of such structures are summarized Results and deficiencies, and prospects for its future development.