介绍了形状记忆合金 (SMA)的一种本构关系 ,讨论了SMA耗能器的工作原理 ,设计和制造了一种用于框架结构振动控制的SMA耗能器 ,并将该种耗能器安装在 2层框架结构模型上 ,进行了框架结构振动实验 .实验结果表明该种耗能器的耗能效果明显 ,并可以显著改变框架结构的固有频率 ,说明SMA耗能器在框架结构振动控制上具有一定的研究价值 . A constitutive relation of shape memory alloy (SMA) is introduced, the working principle of SMA energy dissipater is discussed, a SMA energy dissipater for frame structure vibration control is designed and manufactured, and the energy dissipater Which is installed on a 2-layer frame structure model and the vibration experiment of the frame structure is carried out.The experimental results show that the energy dissipation effect of this kind of energy dissipation device is obvious and the natural frequency of the frame structure can be significantly changed, On a certain research value.