Based on deformed coordination of soil-foundation, considering torsion of foundation, stiffness equation is given.
从基础与地基变形协调条件出发,考虑地基梁的扭转影响,导出了地基梁的扭转刚度方程。
The proposed elemental stiffness equation is very convenient for practical application due to its simplicity and less computational effort.
该单元刚度方程形式简单,计算量小,便于工程实际应用。
Secondly, with using the design of pile foundation by M-method, the stiffness equation of pile under the interaction of piles and soils is derived.
其次,桩基与土的相互作用按弹性桩的线性地基反力假设法中的m法计算,推导出了桩土相互作用下桩基单元刚度方程;
An element tangent stiffness equation was derived based on the secant stiffness equation of stability function elements with shear deformation effects considered.
以考虑剪切变形影响的稳定函数单元的割线刚度方程为基础,导出了单元切线刚度方程。
And the corresponding thin-walled element stiffness equation was formulated. The apparent formulation of element stiffness matrix under the local coordination was attained.
并建立了相应的薄壁单元刚度方程,从而得出了局部坐标系下单元刚度矩阵的显式。
The elastic model based on the stiffness equation is presented, and the stiffness model of the whole structure is constructed via the stiffness assembly and coordination equation.
提出了大行程柔性铰链基于刚度方程的弹性模型,采用刚度组集的方法并通过建立协调方程,构建得到整体系统的刚度模型。
The stiffness matrix corrected by the method not only satisfies the characteristic equation, but also is the unique symmetric positive semidefinite matrix.
用这个方法修正的刚度矩阵不仅满足特征方程,而且是唯一的对称半正定矩阵。
The geometric stiffness and the axial deformation of arch are considered in formulating its vibration transfer equation.
在建立拱的振动传递方程时,考虑了拱内的轴向变形和几何刚度。
The equation has asymmetric mass matrix, asymmetric stiffness matrix and nonclassical damping matrix, and the direct solving format is given in this paper.
针对所得方程为非对称质量、非对称刚度、非经典阻尼的情况,本文给出了使用直接法求解的格式。
The parameter identification of joining stiffness of rudder hydraulic servo mechanism can be done by using the direct method of characteristic equation anti problem.
应用特征方程反问题的直接方法对舵面-液压伺服机构连接刚度参数进行了辨识。
The precise tangent stiffness matrix of space cable element is derived in this paper by using equilibrium equation.
本文采用状态平衡方程推导出用超越函数表示的空间索单元切线刚度矩阵的精确表达式。
Finally a displacement generalized eigenvalue equation is obtained, in which the stiffness matrix is symmetric and positively definite.
最后得到一个矩阵型的位移广义本征值方程,刚度矩阵对称、正定。
By using the moment-curvature relationships of the member section, the inelastic element stiffness matrix is derived directly from the slope-deflection equation of clastic member.
利用杆件截面的弯矩—曲率关系,可以直接由弹性杆件的转角—位移方程建立单元的非线性刚度矩阵。
The stiffness parameters could be calculated from the solution of an equilibrium equation, through the stiffness matrix of the joint substructure.
最后通过连接子结构刚度矩阵建立的平衡方程求解相应的刚度参数。
Because of the meshing stiffness of a gear pair, the governing equation denotes a linear dynamic system with periodic time-varying coefficient.
由于齿轮副啮合刚度的影响,动力学方程序代表了一个具有时变系数的线性动力系统。
Revising the rotation displacement equation, the mass matrix and stiffness matrix of this kind of structure were derived by virtual principle.
采用虚功原理,通过对单元转角-位移方程的修正,推导了这种计算模型的单元质量矩阵和刚度矩阵。
Design of flutter model from aircraft metal structure to composite structure can be achieved by equation of stiffness, yet it may cost much time for general design method.
金属飞机结构到复合材料结构的颤振模型设计,要求采用刚度等代法来完成,然而一般的设计方法通常需要消耗大量时间。
The stiffness problem of differential equation set has been solved and a kinetic model of simultaneous pyrolysis reaction has been proposed.
解决了微分方程组的刚性问题,提出了混合裂解反应动力学模型。
The stiffness matrix corrected by the method not only satisfies the characteristic equation, but also is the …
用这个方法修正的刚度矩阵不仅满足特征方程,而且是唯一的对称半正定矩阵。
If mass or stiffness perturbation is considered to be a harmonic excitation, one has obtained a forced vibration equation to the original structure.
将质量和刚度摄动看成是对原结构的简谐激励,获得原结构广义坐标的受迫振动方程。
The governing equation of a gear system with time-varying meshing stiffness is established.
建立了具有时变啮合刚度的二级齿轮系统的动力学方程式。
Based on the condition that the strength equivalent to the stiffness required to met, one equation to calculate the power convey shaft with several different section areas was derived in this article.
以满足刚度等效为条件,求得一个能方便算出多种截面的可供选用的传动轴计算公式。
Compared with the purely torsional model, tangential displacements and bearing stiffness of the pinions are included in the governing equation of motion.
该模型在纯扭转模型的基础上,进一步计入了行星轮轴心沿系杆切向的位移与行星轮轴的轴承支承刚度对系统动力学性能的影响。
Because the stiffness and damp matrices are spare and unbalance, especially the stiffness matrix is singular, the solution for the vibration equation becomes very difficult to be obtained.
系统振动方程的自由度多达几百,阻尼阵不为零,因此刚度阵的奇异使方程的求解更加困难。
If we let the transverse shear stiffness approach to infinity, the governing equation of refined theory can be reduced to the classical thin shell equation.
当壳体的横向剪切刚度很大时,证明了本文提出的精化理论同经典理论的一致性。
Stiffness matrix and load vector were founded on developing eigen-equation for wall element and applying principle of virtual work.
通过推导单元特征方程的解及应用虚功原理,建立了墙元的刚度矩阵和荷载向量。
The governing equation of the coupled stiffness problem is derived after partition.
给出分解后耦合问题的控制微分方程;
On account of unsymmetric coefficient matrices of oil film stiffness and damping in bearing, the matrices in governing equation were unsymmetric.
由于轴承油膜刚度、阻尼,运动方程系数矩阵具有非对称特性。
The differential equation, the expressions for bending stiffness and shear stiffness of such space truss, as well as the formulas for calculating internal forces of its members are given.
文中给出了这类网架结构拟板的基本方程式、弯曲刚度和剪切刚度的表达式以及由拟板内力换算成网架构件内力的一般计算公式。
By using 3-d isoparametric element, the global stiffness matrix equation for the piezoelectric laminate is obtained on the bases of minimum principle of total potential energy.
由于最小势能原理,建立了单元刚度矩阵和压电材料的整体刚度方程。
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