传感器弹性元件的结构优化设计  

Sensor Elastic Element Structural Optimization

作　　者：刘齐茂[1] 李微[2] 

机构地区：[1]广西工学院汽车系,广西柳州545005 [2]东南大学工程力学系,江苏南京210018

出　　处：《仪表技术与传感器》2004年第6期3-5,12,共4页Instrument Technique and Sensor

摘　　要：给出了以力学分析和机电耦合系统建模理论为基础,以有限元结构分析和优化算法相结合为手段的结构型传感器的计算机辅助优化设计的有效方法。以应变计式引伸计弹性元件的结构优化为例,建立了引伸计弹性元件的力学模型、优化参数模型、优化数学模型,用ANSYS的参数化设计语言编制了分析文件和优化控制文件,经计算获得最优结果。优化结果表明:该方法对传感器的弹性元件结构起到很好的优化作用,可广泛应用于传感器弹性元件的优化设计工程。Introduced the efficient computer aided design method to optimize the elastic element structure of sensor based on mechanics analysis,machine electron coupling system theory and combined FEM structure analysis with optimization arithmetic.took the structure optimization of one electrical resistance strain gauge extensometer as an example.And established the mechanics model,optimization parameter model,optimization mathematics model for the elastic element of the extensometer,programs analysis file and optimization control file by using the ANSYS parameter design language.The optimum is obtained after computing and the optimization result indicates that the method is efficient to optimize the elastic element structure.So it could be applied extensively in the engineering of the sensor element optimization design.

关 键 词：传感器 弹性元件 引伸计 有限元 结构优化 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]