| 理 论 基 础《 Thory and Background 》 LMS 2000 刘馥清 编译 （本文档仅用作学习交流，如若侵权请自动删除） 目录单 2--12 第一篇 信号处理 13 第一章 谱分析.................................................................................................................13 1.1 数字信号处理..........................................................................................................13 1.2 频率混淆与抗混滤波...............................................................................................18 1.3 泄漏与加窗...............................................................................................................19 1..3.1 窗处理..........................................................................................................20 1.4 平均..........................................................................................................................25 1.5 参考文献..................................................................................................................27 第二章 结构动力学试验.....................................................................................28 2.1 信号分析..................................................................................................................29 2.2 系统分析..................................................................................................................30 2.3 特征分析................................................................................................................301 第三章 基本测量功能........................................................................................................33 3.1 时域测量..................................................................................................................33 3.2 频域测量..................................................................................................................36 3.3 复合函数..................................................................................................................44 3.4 单位..........................................................................................................................46 3.5 有效值计算..............................................................................................................47 第二篇 声学和声品质.......................................................................................................................50 第四章 声学的基本术语和定义........................................................................................50 4.1 声学参数...................................................................................................................50 4.2 用对数标尺度量声学参数......................................................................................53 4.3 倍频程带..................................................................................................................55 4.4 声计权......................................................................................................................56 第五章 声学测量................................................................................................................58 5.1 声学测量..................................................................................................................59 5.2 声学量的计算..........................................................................................................61 5.3 声学测量表面..........................................................................................................63 声学测量的ISO标准.................................................................................64 5.4 频带..........................................................................................................................64 5.5 声场指数..................................................................................................................65 ....................... 第十九章 刚体模态..........................................................................................................237 19.1 计算刚体属性......................................................................................................237 由测量的FRF推算出刚体属性..........................238_Toc105569519 计算刚体属性...........................................................................................239 19.2 刚体模态分析......................................................................................................243 刚体模态分析的应用...............................................................................243 19.2.1 从测量模态中分离出刚体模态...............................................................244 19.2.2 刚体模态基于几何数据的综合...............................................................245 19.3 参考文献..............................................................................................................246 第二十章 设计..................................................................................................................246 20.1 利用模态模型实施模态设计..............................................................................246 20.2 灵敏度分析..........................................................................................................249 20.2.1 灵敏度分析的数学背景...........................................................................249 20.3 修改预测..............................................................................................................252 20.3.1 数学背景...................................................................................................253 20.3.2 修改预测的实施.......................................................................................260 20.3.3 模型修改的定义.......................................................................................261 20.3.4 修改预测...................................................................................................267 粱元件应用举例...........................................................................................268 20.4 强迫响应..............................................................................................................272 20.4.1 强迫响应的数学背景.....................................................................272 第二十一章 结构的几何骨架...............................................................................274 21.1 试验结构的几何骨架..........................................................................................274 21.2 结点......................................................................................................................275 位置...............................................................................................................275 方位...............................................................................................................276 论坛现在可以上传大附件了，所以后续楼层中的压缩包中的内容已经重新上传，3-5楼的附件将删除 [attach]70317[/attach] |
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