精品文档---下载后可任意编辑光纤光栅振动加速度传感器的优化设计及振动体的振动模态分析的开题报告摘要:本文主要讨论在光纤光栅振动加速度传感器方面的优化设计及振动体的振动模态分析
首先,介绍了传感器的工作原理和优化设计的内容,包括光纤长度、光纤绕线方式的优化以及光纤固定方式的优化
其次,利用有限元方法对振动体进行了模态分析,得出了振动体的前三个模态及其频率和振型
最后,结合优化设计和模态分析结果,对传感器的性能进行了分析和优化
关键词:光纤光栅传感器;振动加速度传感器;优化设计;振动模态分析;有限元方法Abstract:This paper mainly studies the optimization design of fiber optic grating vibration acceleration sensor and the vibration mode analysis of the vibrating body
Firstly, the working principle of the sensor and the content of optimization design are introduced, including the optimization of fiber length, fiber winding method and fiber fixing method
Secondly, the finite element method is used to analyze the modal of the vibrating body, and the first three modes, frequency and mode shapes of the vibrating body are obtained
Finally, comb