设计,制造和动态分析由双圆形曲线束支持的MEMS环共振器
Ahmad Rahbar Ranji1, Gnanesh Nagesh1, Fangyan Sun1
1Department of Mechanical, Automotive and Material Engineering, University of Windsor, Windsor, ON N9B 3P4, Canada.
Sensors (Basel, Switzerland)
|July 27, 2024
概括
本研究详细介绍了微电机系统 (MEMS) 环共振器设计及其动态行为. 一个分析模型准确地预测了共振器的性能,通过实验制造和测试来验证.
科学领域:
- 机械工程 机械工程
- 电气工程 电气工程
- 材料科学 材料科学 材料科学
背景情况:
- 微电机系统 (MEMS) 共振器对于各种应用至关重要.
- 准确的模拟MEMS共振器有效质量和刚度对于设计和优化至关重要.
- 了解静电力下的动态行为是设备性能的关键.
研究的目的:
- 介绍一项关于MEMS环共振器设计和开发的综合研究.
- 开发和验证一个分析模型来预测共振器的有效质量和度.
- 为了研究在静电力下MEMS环共振器的动态行为.
主要方法:
- 有限元分析 (FEA) 用于模拟和改进共振器几何和传导.
- 基于动能和潜在能的第一原理进行分析建模,以确定有效质量和刚度.
- 动态分析包括拉入电压,共振频率转移和波分析.
- 使用标准的在绝缘体 (SOI) MEMS工艺进行制造.
主要成果:
- 分析模型准确地预测了自然频率,与FEA模拟 (ANSYS) 有很好的一致性.
- 动态分析揭示了应用电压对引入电压,共振频率转移和波响应的影响.
- 来自制造的SOI MEMS共振器原型的实验结果验证了开发的分析模型.
- 对不同方向的分析表明对频率响应和转移的影响.
结论:
- 提出的分析模型为优化MEMS共振器设计提供了宝贵的见解.
- 经过验证的模型可以指导用于不同操作条件的MEMS共振器的开发.
- 这项工作通过准确的预测建模,为MEMS共振器技术的进步做出了贡献.
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