压电机敏结构嵌入式控制器的开发与验证  

Embedded Controller Development and Verification for Smart Piezoelectric Structures

作　　者：高守玮[1] 朱晓锦[1] 赵苗[1] 高志远[1] 黄全振[1] 

机构地区：[1]上海大学机电工程与自动化学院,上海200072

出　　处：《振动．测试与诊断》2012年第3期408-413,514,共6页Journal of Vibration,Measurement & Diagnosis

基　　金：国家自然科学基金资助项目(编号:90716027);上海人才发展基金资助项目(编号:2009020)

摘　　要：为探索压电主动机敏结构测控单元微型化及高速处理技术,设计开发了一种以ARM和DSP为核心的双核嵌入式控制器;阐述了系统构成与核心部件、系统软硬件设计思路、功能指标和开发过程;通过构建模型结构和试验平台,结合自适应滤波前馈振动控制算法,进行了压电机敏柔性结构振动主动控制试验。试验结果验证了所设计嵌入式控制器的可行性和有效性,并在压电机敏结构测控系统微型化方面获得有益结果。An embedded controller based on DSP and ARM dual-core processor is designed in this paper to explore the miniaturization technology of the measurement and control units for smart piezoelectric structure.The system construction,the core devices,system hardware and software design,system functional parameters and the development process are illustrated in detail.Combining the adaptive filter feed-forward control algorithm,active vibration control experiment is carried out for the vibration suppression of smart piezoelectric structure,based on the constructed model structure and experiment platform.The experimental results show that the designed embedded controller is feasible and effective,and beneficial results are got for miniaturization of the measurement and control system for piezoelectric smart structures.

关 键 词：机敏结构 振动主动控制 嵌入式系统 DSP+ARM 

分 类 号：TP391.8[自动化与计算机技术—计算机应用技术] TH86[自动化与计算机技术—计算机科学与技术]