stiffness matrix的例句大全

Principle of stationary incremental potential energy and formation rules of tangent stiffness matrix

势能增量驻值原理与切线刚度矩阵的解构规则波纹管抗扭刚度的计算

The Accurate Total Equilibrium Equation and Tangent Stiffness Matrix of Three Dimensional Lattice Elements

空间桁架单元精确全量平衡方程及切线刚度

Study on a Tangent Stiffness Matrix Applied to Geometrically Nonlinear Elastic Plane Frames

平面框架梁单元切线刚度矩阵的研究

The tangent stiffness matrix of three-node beam element is derived using the nonlinear finite element theory.

结合非线性有限元理论，推导了三结点梁单元的切线刚度矩阵。

The paper deduces tangent stiffness matrix and set up geometrical nonlinear model of construction control calculation of the cable-stayed bridge.

推演了索单元的切线刚度矩阵，建立了斜拉桥施工控制计算的几何非线性模型。

Relationships between equilibrium matrix and tangent stiffness matrix, linear stiffness matrix, initial stress stiffness matrix are discussed.

与几何非线性有限元法进行了比较，深入阐述平衡矩阵与切线刚度矩阵、线性刚度矩阵、初始应力矩阵的联系，指出了该方法进行动不定结构分析的优越性。

Numerical calculation process to obtain the tangent stiffness matrix of structure is deduced and geometric stability of different types of structures are analyzed.

推导了铰接杆系结构切线刚度矩阵较为简便的计算生成过程，便于在编程中实现。

The three-node beam element tangent stiffness matrix including the geometric stiffness matrix is developed according to the nonlinear finite element theory.

进而依据非线性有限元理论推导了该三结点梁单元的几何刚度矩阵的单元切线刚度矩阵；

The tangent stiffness matrix is obtained from the engineering strain and the principle for determining the limit point and bifurcation point is given.

由工程应变推导出几何非线性的切线刚度矩阵，并给出判断分歧点与极限点的准则，最后用一数值例题说明该方法的分析过程。

According to the assumption of cable element, not only cable equations of 2D and 3D but also spatial cable tangent stiffness matrix are deduced.

然后根据悬索单元的假定，推导出平面和空间的索单元方程，并给出空间索单元切线刚度矩阵。

The minimal eigenvalue of the tangent stiffness matrix is employed to determinate the stability of the equilibrium configuration on the kinematic path.

通过考察系统切线刚度矩阵最小特征值的变化，来跟踪机构运动形态的稳定性。

In this paper, a tangent stiffness matrix of members of latticed shell was derived on the basis of using Timoshenko's beam-column theory.

本文采用Timoshenko梁柱理论，推导出网壳杆件的切线刚度矩阵。

As a result, the element tangent stiffness matrix is symmetric and is updated by using the total values of the nodal variables in an incremental solution procedure.

因而，得到的单元切线刚度矩阵是对称的，此外在增量求解过程中用节点变量的全量进行更新。

In this paper, the tangent stiffness matrix, including load stiffness matrix, of a thin shell element with large defleCtions is derived, and the equilibrium path tracing method is introduced.

本文简要推导了包括荷载刚度矩阵在内的大变形等参数薄壳单元的切线刚度矩阵，并介绍了平衡路径的跟踪方法。

Secant stiffness matrix and tangent stiffness matrix of reinforced concrete arbitrary cross-section members with eccentric compression load are derived, on the base of plane assumption and the cross-section equilibrium equations.

以平截面假设为基础，利用截面内力平衡关系，推导出钢筋混凝土双向偏压构件截面割线刚度、切线刚度矩阵计算的简便公式。

The prestressed lattice structure is a new type of structural form. The tangent stiffness matrix of the spatial cable element would be introduced in the process of nonlinear analysis in the calculation of this type of structure.

预应力空间网格结构是一种新型的结构形式，对该结构进行非线性分析计算时，需要采用空间索单元的切线刚度矩阵。

Using the concept of plastic hinge, the tangent stiffness matrix of spatial beam element is formed. At the same time the effect of geometry nonlinear property, residual stress and end restraint are considered.

引入塑性铰的概念，建立了空间梁单元弹塑性刚度矩阵，同时考虑几何非线性、残余应力、端部约束等的影响，给出了一套钢结构复杂体系的有限元计算方法。

A spatial beam element is adopted in the nonlinear analysis. The large deformation of the structure is considered by constructing the incremental tangent stiffness matrix which consists of both geometric stiffness matrix and defamation matrix.

采用空间梁单元，通过包含单元几何刚度阵和变形刚度阵的增量切线刚度法考虑大变形问题；

Meanwhile, the internal force vector and the element tangent stiffness matrix could be obtained from calculating directly the first derivative and second derivative of the element strain energy with respect to the nodal variables, respectively.

同时，采用矢量型转动变量，可以直接从计算单元应变能泛函对节点变量的一阶和二阶偏微分得到单元内力矢量和切线刚度矩阵。

In consideration of the fact that some elements in the tangent stiffness matrix were difficult to be solved in certain ranges, the interpolation and polynomial fitting methods were adopted for the tangent stiffness matrix.

针对切线刚度矩阵中一些元素的数值在某一区段内难于求得的问题，采用数字插值和多项式曲线拟合的方法，得到了切线刚度矩阵。