目录
中文摘要
ABSTRACT
第一章 绪论.....................................................................................................................1
§1.1 课题的背景 ....................................................................................................... 1
§1.2 课题的设计任务 ............................................................................................... 2
§1.3 课题的研究内容 ............................................................................................... 2
§1.4 本章小结 ........................................................................................................... 3
第二章 系统整体设计方案.............................................................................................4
§2.1 小型飞行器的异常振动设计需求分析 ........................................................... 4
§2.2 常见的振动测试和分析方法 ........................................................................... 4
§2.3 振动检测总体硬件装置方案 ........................................................................... 6
§2.4 硬件电路的开发介绍 ....................................................................................... 6
§2.5 本章小结 ........................................................................................................... 8
第三章 振动谱检测装置电路设计.................................................................................9
§3.1 振动信号获取模块 ........................................................................................... 9
§3.1.1 传感器的选型介绍....................................................................................9
§3.1.2 ADXL210 传感器的参数信息...................................................................11
§3.1.3 ADXL210 的管脚说明及外围电路设计...................................................13
§3.2 放大电路 ......................................................................................................... 15
§3.2.1 放大电路类型介绍及选型......................................................................15
§3.2.2 放大电路模块设计..................................................................................16
§3.3 振动谱分析模块 ............................................................................................. 17
§3.3.1 滤波器的选型..........................................................................................18
§3.3.2 有源带通滤波器的设计..........................................................................19
§3.3.3 滤波器族的设计......................................................................................21
§3.3.4 多反馈带通滤波电路..............................................................................22
§3.3.5 传递函数和幅频响应..............................................................................23
§3.3.6 带通滤波器参数设计..............................................................................25
§3.4 电压比较电路模块 ......................................................................................... 26
§3.4.1 比较器电路介绍及选型..........................................................................26
§3.4.2 比较器电路设计......................................................................................29
§3.5 缓冲存储器模块 ............................................................................................. 32