全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

双H型石英音叉陀螺驱动信号频率跟踪算法的研究

Keywords: 石英音叉陀螺,数字信号处理,串联谐振频率

Full-Text   Cite this paper   Add to My Lib

Abstract:

为提高双H型石英音叉陀螺驱动信号的稳定性,基于DSP设计了一种数字化闭环控制电路,依据双H型石英音叉陀螺在串联谐振频率点处工作时驱动叉指振动的幅度随频率变化的影响最小,通过相位控制实现了驱动信号频率的跟踪,并利用希尔伯特变换产生了一对正交的参考信号用作相位检测.实验结果表明,双H型石英音叉陀螺工作稳定后,驱动信号频率跟踪算法的相位标准差为4mrad,精度达到0.0034Hz.

References

[1]  廖兴才.微石英音叉陀螺研究.北京:北京理工大学光电学院,2004. Liao Xingcai. Study on micro quartz tuning fork gyroscope. Beijing: School of Optoeletronics, Beijing Institute of Technology, 2004. (in Chinese)
[2]  赵伟.微石英音叉陀螺电路研究.北京:北京理工大学光电学院,2009. Zhao Wei. Study on micro quartz tuning fork gyroscope\'s circuit. Beijing: School of Optoeletronics, Beijing Institute of Technology, 2009. (in Chinese)
[3]  罗兵,董春生,吴美平.石英音叉陀螺最佳谐振频率点的分析与控制[J]. 电光与控制,2009,16(8):23-26. Luo Bing, Dong Chunsheng, Wu Meiping. Analysis and control for quartz tuning fork gyroscope at the best resonance frequency[J]. Electronics Optics & Control, 2009, 16(8):23-26. (in Chinese)
[4]  秦自楷.压电石英晶体[M].北京:国防工业出版社,1980. Qin Zikai. Piezoelectric quartz crystal[M]. Beijing: National Defence Industry Press, 1980. (in Chinese)
[5]  Stanley A White. Self-oscillating driver circuit for a quartz resonator of an angular rate sensor: US, 5487015. 1996-01-23.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133