搜索资源列表
NormalModeSummation
- 利用模态叠加法实现对四自由度系统的共振频率与前四阶主振型的求解(The method of modal superposition is used to solve the resonance frequency and the first four main vibration modes of the four degree of freedom system.)
滑模变结构控制MATLAB仿真(第2版)仿真程序
- 滑模变结构控制本质上是一类特殊的非线性控制，其非线性表现为控制的不连续性，这种控制策略与其它控制的不同之处在于系统的“结构”并不固定，而是可以在动态过程中根据系统当前的状态(如偏差及其各阶导数等)有目的地不断变化，迫使系统按照预定“滑动模态”的状态轨迹运动。由于滑动模态可以进行设计且与对象参数及扰动无关，这就使得变结构控制具有快速响应、对参数变化及扰动不灵敏、无需系统在线辩识， 物理实现简单等优点。该方法的缺点在于当状态轨迹到达滑模面后，难于严格地沿着滑模面向着平衡点滑动，而是在滑模面两侧来回穿
emd Vs vmd
- 经验模态分解效果和改进后VMD分解方法对比,尤其是在传统经验模态分解结果的弊端上(The empirical mode decomposition effect is compared with the improved VMD decomposition method, especially in the drawbacks of the traditional empirical mode decomposition results.)
emd
- MATLAB有经验模态分解的工具箱，此次上传的程序有前人编写的分解程序，利于理解分解原理。(MATLAB has the toolbox of empirical mode decomposition. This uploaded program has decomposed programs written by predecessors, which is good for understanding the decomposition principle.)
MT
- 用于ANSYS模态计算，输出模态振型图片，。。。。(For ANSYS modal calculation output modal mode picture For ANSYS modal calculation, output modal mode picture)
两盘连接弹簧
- 一个练习用ABAQUS进行模态分析经典例子(An exercise using ABAQUS for modal analysis, a classic example.)
bemd
- 本程序主要通过二维经验模态分解计算二维信号的IMF，使用筛选的过程。它依赖于函数SIFT。(BEMD This program calculates the Bidimensional EMD of a 2-d signal using the process of sifting. It is dependent on the function SIFT.)
框架模态分析final
- 一幢普通框架结构楼房的ANSYS建模及其模态分析(ANSYS modeling and modal analysis of a common frame structure building)
memd
- emd改进算法，克服了emd算法的模态混叠，屏蔽经验模态分解算法。(The Improved EMD algorithm overcomes the modal aliasing of EMD algorithm and shields the empirical mode decomposition algorithm.)
FDD
- 利用FDD进行模态分析 得到输入激励的后的频率(FDD modal iditification)
1151810101-王德雅-实验三
- 可以分析悬臂梁的固有频率以及这根悬臂梁的模态，可以将振型图画出(The natural frequencies and modes of a cantilever beam can be analyzed.)
局部经验模态分解
- 基于局部经验模态分解，可以很好地提取轴承故障特征
经验模态分解
- 这是用于经验模态分解的matlab程序，不需要安装EMD工具箱就可以实现
vmd
- 变分模态分解,用于分解各种信号，可用来故障诊断，特征提取。(Variational mode decomposition, used to decompose various signals, can be used for fault diagnosis and feature extraction.)
ANSYScommand
- ansys命令流 用于提取模态分析后的质量矩阵和刚度矩阵，便于二次开发使用 建模和分析部分需要另外进行(Ansys command stream is used to extract the mass matrix and stiffness matrix after modal analysis, which is convenient for secondary development.)
VMD
- 变分模态分解的源程序 ，主要用于信号处理(Source program for variational mode decomposition, mainly used for signal processing)
PeakPicking
- 识别结构模态参数 结构频率和振型 阻尼参数不一定准确(identification of model parameters)
Modal Analysis
- 对无阻尼多自由度振动系统的模态分析（源代码为三自由度），可通过更改质量矩阵和刚度矩阵得到自己想要的振动系统。pdf为Matlab处理震动信息的英文教程(For modal analysis of undamped multi-degree-of-freedom vibration system (source code is three degrees of freedom), the desired vibration system can be obtained by changing th
VMDtest
- 改进的变分模态分解算法，有效提取振动信号中故障频率。(The improved variational mode decomposition algorithm can effectively extract the fault frequency in vibration signals.)
T beam bridge model
- 对T梁桥模型进行建模，并完成模态分析以及静力加载分析(Modeling and completing modal analysis of T beam bridge model.)