电感测微仪中激励电源的研究  

Research on Excitation Power Supply in Inductive Micrometer

作　　者：洪小丽[1] 李涛[1] 

机构地区：[1]长沙航空职业技术学院,长沙410124

出　　处：《组合机床与自动化加工技术》2007年第5期40-42,共3页Modular Machine Tool & Automatic Manufacturing Technique

基　　金：湖南省教育厅科学研究项目(0D003)

摘　　要：论文阐述了电感传感器的工作原理,分析了电感传感器激励电源幅值、频率稳定性以及大小对测量系统的影响,在此基础上提出了利用自动稳幅控制技术、稳频技术、波形改善技术以及选择合适的激励幅值和频率等技术实现了激励电源系统精度的提高,最后将该电源应用于精密电感测微仪中。实验结果表明,该电源性能良好,能应用于精密测量仪器中。The article represents the operating principle of Inductive Sensor, analyses the influence of the voltage amplitude,the frequency and the stability of excitation power supply in Inductive Micrometer, Then some techniques are combined to improve the precision of excitation power, such as self-fixed amplitude technique, frequency-stabilized technique, waveform-mending technique, as well as selecting suitable voltage amplitude, the frequency. The excitation power supply is last applied to precision Inductive Micrometer. The experiments show the excitation power supply has good performance index, and can be applied to precise measuring apparatus.

关 键 词：电感传感器 激励电源 幅值 频率 

分 类 号：TH122[机械工程—机械设计及理论]