直线光栅测量系统双读数头自校准方法及仿真  

Self-calibration Method and Simulation of the Linear Encoder Measuring System with Double Reading Heads

作　　者：胡超迪 

机构地区：[1]上海交通大学机械与动力工程学院,上海200240

出　　处：《机电一体化》2018年第4期31-35,共5页Mechatronics

基　　金：国防基础科研科学挑战专题项目"面向极端制造的大行程多维度纳米级精密驱动与微扰动控制"(项目号:JCKY2016212A506-0105)资助

摘　　要：针对直线光栅测量系统非线性误差的校准,论述了双读数头自校准方法的原理,并通过MATLAB进行了仿真实验。仿真结果表明该校准方法能有效测定直线光栅测量系统的非线性误差。To calibrate the nonlinear error of linear encoder measuring system,this paper expound the principle of self-calibration method with double reading heads,and verify the feasibility of this method through the MATLAB simulation. The simulation results show that the method is effective to measure the nonlinear error of linear encoder measuring system.

关 键 词：直线光栅 自校准 双读数头 非线性误差 

分 类 号：TH741.6[机械工程—光学工程]