高阻尼镁基复合材料研究现状  

Research Status of Magnesium Matrix Composites with High Damping Capacity

作　　者：胡耀波[1,2] 邓娟[1,2] 王敬丰[1,2] 潘复生[1,2] 陈玉安[1,2] 

机构地区：[1]重庆大学材料科学与工程学院,重庆400044 [2]国家镁合金材料工程技术研究中心,重庆400044

出　　处：《材料工程》2010年第1期89-93,98,共6页Journal of Materials Engineering

基　　金：国家重点基础研究发展计划(2007CB613704);国家科技支撑计划(2007BAQ00134-04);重庆市科委科技计划重大项目(CSTC;2008AB4114)

摘　　要：简述了镁基复合材料阻尼性能的研究现状,介绍了高阻尼镁基复合材料的位错型和界面型阻尼微观机制,分别阐述了基体成分、增强相类型和含量、基体和增强体界面、应变振幅、温度、频率和处理工艺对镁基复合材料阻尼性能的影响。简要分析了镁基复合材料阻尼设计思想,并对其发展方向进行了展望。The research status of damping capacity of magnesium matrix composites was briefly introduced.The micromechanism of high damping magnesium matrix materials was related with dislocation movement and interfaces slip damping mechanism,and the influence of matrix components,styles and contents of reinforcements,interface between matrix and reinforcement,strain amplitude,temperature,frequency,treatment processes on damping capacity of magnesium matrix composites was respectively discussed.Finally,how to design and develop high damping magnesium matrix composites was analyzed.

关 键 词：镁基复合材料 阻尼机制 影响因素 

分 类 号：TB331[一般工业技术—材料科学与工程]