Abstract: The observation and control spillover problems of Distributed Piezoelectric Element (DPE) method for active control of smart beams are analyzed and their improved methods are presented. Also, the numerical simulation result for DPE method is given.

Key words: smart structure, vibration control, distributed piezoelectric element, observation spillover, control spillover

摘要： 分析了用于智能梁振动控制的分布压电单元法的观测溢出与控制溢出现象，并给出了减少这种溢出的途径。对分布压电单元法作了数值仿真计算。

关键词: 智能结构, 振动控制, 分布压电单元, 观测溢出, 控制溢出