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- 通过pch文件提取nastran质量矩阵、刚度矩阵,需要更改文件名称和自由度数(dof),生成质量矩阵、刚度矩阵M,K-Extraction of mass matrix, stiffness matrix of NASTRAN
translate_20140627
- 提取nastran 的pch文件,得到质量矩阵,刚度矩阵。输入为pch文件和自由度数(dof),输出为质量矩阵,刚度矩阵(M,K)-Extraction of NASTRAN mass matrix, stiffness matrix
Truss-structure
- 桁架结构动力分析,包括坐标转换矩阵、单元质量矩阵等-Truss structure,Including coordinate transformation matrix unit mass matrix, etc.
the-mass-matrix-of-a-flexiblebody
- 详细介绍了柔性体的质量矩阵的形式,对于多体动力学的学习有很大帮助-Details of the mass matrix in the form of a flexible body, for multi-body dynamics of learning a great help
RayleighDamping
- 已知刚度矩阵和质量矩阵求阻尼矩阵,根据瑞利阻尼求,可用于有限元分析中。-Known stiffness matrix and mass matrix Damping matrix, according to Rayleigh damping demand, they can be used for finite element analysis.
BLISK_frequencyanalysis_uploading5
- 叶盘结构属于循环周期对称结构,受阶次激励后的频率响应程序,不包括质量矩阵和刚度矩阵的源码-frequency response calculation of a b-lisk structure
M-Files
- 包括有限元的基本方法和步骤、结构的动力特性和响应分析、单元的质量矩阵和刚度矩阵的建立及典型结构的动力学分析、工程应用和数值仿真等内容。-Including the basic methods and steps of finite element, structural dynamic characteristic and response analysis, element stiffness matrix and mass matrix of typical structure and dy
BeamElement
- 用于计算梁单元刚度和质量矩阵 -Used to calculate beam element stiffness and mass matrix
beamkm
- 铁木辛柯梁梁单元有限元程序,可以自动形成刚度阵,质量矩阵-Ironwood oct Ke Liangliang unit finite element program can automatically form stiffness matrix, mass matrix
fangban_pinxianghanshu
- 通过MATLAB编程,求解出结构的质量矩阵,刚度矩阵,特征值,特征向量,并求得结构的响应(Through MATLAB programming, the mass matrix, stiffness matrix, eigenvalue and eigenvector of the structure are solved, and the response of the structure is obtained)
matlab-有叶盘-梁模型
- 可以计算模型固有频率,给出质量矩阵和刚度矩阵即可,理论方法和有限元法(calculate the natral characteristics)
xuanbiliang
- 以悬臂梁为例,用有限元法编程生成质量矩阵和刚度矩阵(采用平面梁单元,单元数在10到30之间)。 使用matlab的用于广义特征值问题分析的函数(eig(A,B,'chol'),该命令使用乔莱斯基分解的方法,计算对称矩阵A和对称正定矩阵B的广义特征值问题。A对应刚度矩阵,B对应质量矩阵)计算梁的前三阶固有频率和振型,计算得到梁的前三阶固有频率和振型,并画出振型图。(Taking cantilever beam as an example, the mass matrix and stiffness
matlab
- 针对高层建筑进行刚度矩阵和质量矩阵的集成;计算风荷载作用下的位移响应;计算高层建筑的振型和频率;(The stiffness matrix and mass matrix are integrated for high-rise buildings, the displacement responses under wind loads are calculated, and the vibration modes and frequencies of high-rise buildings a
MATLAB解矩阵微分方程
- 本文先简要介绍了矩阵的积分和微分的定义;接着通过弹簧-质量块儿-阻尼器系统的例子,阐述了求解常微分方程数值解的常用方法;最后,在前两部分的基础上,总结了用MATLAB求解形如_X(t) = f(X(t); t) 矩阵微分方程数值解的方法。(In this paper, the definition of integral and differential of matrix is briefly introduced. Then the common method of solving nume
Matlab有限元结构动力学分析与工程应用
- 系统地阐述了基于有限元和MATLAB软件的结构动力学计算和它在工程数值仿真中的应用,包括有限元的基本方法和步骤、结构的动力特性和响应分析、单元的质量矩阵和刚度矩阵的建立及典型结构的动力学分析、工程应用和数值仿真等内容。(The structural dynamics calculation based on finite element and MATLAB software and its application in engineering numerical simulation are
matlab源程序
- 梁单元、壳单元刚度矩阵、质量矩阵、有限元后处理MATLAB源程序
cmcm交叉模型交叉模态方法
- BeamElementmm 为生成二维平面梁单元的一致质量矩阵 BeamElementStiffness 为生成二位梁单元刚度矩阵 BeamElementStiffness 为组装刚度矩阵和质量矩阵的程序 本程序可以进行有限元模型修正和结构损伤识别,优点是基本解决了测量信息有限的问题。(BeamElementmm is a consistent mass matrix for generating two-dimensional planar beam elements BeamEleme
桥梁刚度矩阵
- 函数条用程序,为用有限单元编制的桥梁质量、刚度和阻尼矩阵,可用于动、静力分析
Matlab有限元结构动力学分析与工程应用
- atlab有限元结构动力学分析与工程应用》共8章,系统地阐述了基于有限元和MATLAB软件的结构动力学计算和它在工程数值仿真中的应用,包括有限元的基本方法和步骤、结构的动力特性和响应分析、单元的质量矩阵和刚度矩阵的建立及典型结构的动力学分析、工程应用和数值仿真等内容。(There are eight chapters in the atlab finite element structural dynamics analysis and engineering application. The
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.)