磁控形状记忆合金在结构振动控制中的应用研究
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摘要
为了有效利用磁控形状记忆合金(MSMA)进行土木工程结构的振动控制,研究了MSMA的变形机理和动力学特性,分析了MSMA的本构关系,给出了适用于土木工程结构振动控制的本构关系的研究方法,研究了基于MSMA振动控制器研制及其在结构振动控制中的工程应用方法,介绍了MSMA在结构振动控制中的应用前景和发展方向,同时对于应用中存在的难点问题进行了探讨.结果证明,MSMA材料在结构振动控制中的研究具有重要的价值.
In magnetic field,magnetic shape memory alloy (MSMA) exhibits the properties of large recoverable strain and stress,fast frequency response and high precision of control liability.MSAM will be the ideal material for structure engineering vibration control.Considering these reasons,in the paper,the function relationship of magnetic field,strain and stress is described,the problems needed for further investigation in structure engineering analyzed,and the future development trend of application proposed.
引文
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