智能悬臂梁的振动控制  

Vibration Control of a Smart Cantilever Beam

作　　者：邓年春[1] 邹振祝[1] 向敏[1] 

机构地区：[1]石家庄铁道学院交通工程系

出　　处：《石家庄铁道学院学报》2002年第2期1-3,共3页Journal of Shijiazhuang Railway Institute

摘　　要：从压电材料的驱动原理出发 ,将压电驱动器对梁的作用 ,在压电片两端点处的梁截面中点 ,等效为一对平衡力和一对平衡力偶 ,然后采用频响应函数进行驱动器位置优化 ,并采用模态空间控制方法对智能悬臂梁的振动进行了主动控制 。Based on the research of piezoelectric actuator, the optimized collocation of actuators is studied Moreover a mode control means is presented, and based on the means an experiment on the vibration control of a cantilever beam with collocated piezoelectric sensors and actuators is carried out In the experiment, the vibration of the beam is controlled effectively

关 键 词：智能悬臂梁 压电驱动器 振动控制 压电材料 位置优化 模态空间控制 

分 类 号：TB535[理学—物理] U448.214[理学—声学]