| 基于柔性铰链机构的谐振式微加速度计设计制作 |
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| 引用本文： | 何高法,唐一科,周传德,何晓平,吴英. 基于柔性铰链机构的谐振式微加速度计设计制作[J]. 中国机械工程, 2010, 0(4) |
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| 作者姓名： | 何高法 唐一科 周传德 何晓平 吴英 |
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| 作者单位： | 重庆大学;重庆科技学院;中国工程物理研究院; |
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| 摘 要： | 为设计制作高灵敏度、高稳定性的谐振式微加速度计,基于微制作工艺,采用柔性铰链机构和双端固定音叉谐振器设计了微加速度计结构;分别用解析法和有限元方法分析了加速度计的理论灵敏度,同时进行了谐振器结构优化设计;根据检测原理设计制作了测试用电路板,给出了开环谐振频率测试结果以及闭环时加速度测试结果。测试结果表明所设计的谐振式加速度计工作稳定,灵敏度约为55.03Hz/g,分辨力约为182×10-6g。
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| 关 键 词： | 加速度计 谐振器 微制作工艺 有限元方法 |
A Micro Resonant Accelerometer with Flexible Hinge Fabricated by MEMS Technology |
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| He Gaofa, Tang Yike, Zhou Chu,e He Xiaoping Wu Ying .Chongqing University,Chongqing, .Chongqing University of Science , Technology, .China Academy of Engineering Physics,Mianyang,Sichuan. A Micro Resonant Accelerometer with Flexible Hinge Fabricated by MEMS Technology[J]. China Mechanical Engineering, 2010, 0(4) |
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| Authors: | He Gaofa Tang Yike Zhou Chu e He Xiaoping Wu Ying .Chongqing University Chongqing .Chongqing University of Science Technology .China Academy of Engineering Physics Mianyang Sichuan |
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| Affiliation: | He Gaofa1,2 Tang Yike1,2 Zhou Chu,e2 He Xiaoping3 Wu Ying2 1.Chongqing University,Chongqing,400030 2.Chongqing University of Science , Technology,400050 3.China Academy of Engineering Physics,Mianyang,Sichuan,621900 |
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| Abstract: | In order to design and fabricate a micro resonant accelerometer with high sensitivity,based on compliant hinge mechanism and double-ended-tuning-fork(DETF),the structure of the accelerometer was designed herein.The sensitivity of accelerometer was analyzed via the theoretical method and finite element method (FEM).The parameters of the structure were optimized.The accelerometer was fabricated with micro-electro-mechanical system(MEMS) technology.Based on the principles of detecting,a printed circuit board(P... |
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| Keywords: | accelerometer resonator micro-fabrication finite element method(FEM) |
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