stiffness matrix

Furthermore, a elastoplastic stiffness matrix considering the length of the plastic regions of a columns ends is given.

By using this method, temperature value on any single node at any moment can be solved with no forming the total stiffness matrix.

In this paper, a improved geometric stiffness matrix of a column element considering axial force-lateral displacement effects is derived.

For most of shell structures, the stiffness matrix of the shell element can be split into membrane, bending and shear stiffness matrices.

This model needs no assembling of the global stiffness matrix and can be solved by iterative approaches.

A considered shear deformation affect, exactitude multi-segment bar members stiffness matrix was deduced by structural mechanics principle.

The stiffness matrix of this new element is constructed with the new formation method presented by authors.

Then, the stiffness matrix of each single cell model is get through averaging stiffness.

This paper analyzes the nonlinear deformational process of the envelop structure and the cause of stiffness matrix singularity in details.

Iterative correction algorithm to preserve sparsity of the stiffness matrix was proposed.

Considering high-order deformation terms in stiffness matrix, such method is suitable for large deformation problem.

this paper presents element stiffness matrix of parabolic wedge-shaped beam of rectangular section in plane frame structure.

In deducing the stiffness matrix of members, the forming of the equivalent shear module is described in detail.

The soil reaction matrix is added to beam element stiffness matrix, and modified beam element stiffness matrix is formed.

Amplification of P waves by flexible space is analyzed by exact dynamic-stiffness matrix of soil and half-space in frequency domain.

Then the vibration model related to the structural stiffness matrix of rod model is determined with the matrix displacement method.

however, if the rigid-body rotations just considered the second order terms, the stiffness matrix for nodal forces is symmetric.

It requires to correctly establish the inertial matrix, stiffness matrix and damping matrix.

The stiffness matrix of finite element shell formulation is first decomposed and reformed to achieve a parameterized formulation.

An efficient preconditioner is derived from the multigrid stiffness matrix.

The whole stiffness matrix of structural system is derived by condensation approach.

Stiffness matrix of the model and element stiffness was developed.

ANSYS extraction and quality of matrix stiffness matrix method.

The unit stiffness matrix of the beam-column is established.

A linear 3D-beam finite element model based on Finite Filament Model was developed and its stiffness matrix was derived.

the second method directly derives the stiffness matrix of beam element based on the Winker foundation theory without adding the springs.

Including the total stiffness matrix (total mass of the matrix) of the total load vector assembly and assembly;

Theoretical analysis and numerical estimation of stiffness matrix of angular contact ball bearing in a spindle-bearing system

Stiffness Matrix of Element for Overall Stability Analysis of Plane Steel Frames with Semi-rigid Connections and Geometrical Imperfection

Multi-degree of freedom system: stiffness matrix, the determination of the inertia matrix;

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

Technique for integrating an assembled stiffness matrix of rectangular rigid frame with side displacement

Numerical Analysis for Establishing Stiffness Matrix of the Compliant Joint

Element Stiffness Matrix Analysis of Rectangular Section Members with the Height of Linear Variation

On the Condition Number of Natural Boundary Wavelet Element Stiffness Matrix

Stiffness Matrix Method for Displacement Analysis of Fully Spatial Compliant Mechanisms

Construction of the Generalized Stiffness Matrix for Parallel Balance

Analysis of element stiffness matrix about bars with rectangular cross-sections and linear variation of height

Derivation And Application Of Stiffness Matrix For Geometric Nonlinear Analysis

Elemental Stiffness Matrix of Thin-walled Beam and Its Application

The calculation of element stiffness matrix about bending component in elastic-plastic stage;

Element stiffness matrix and modified coefficients for circular steel tubes with tapered ends

Calculation and Theoretical Analysis on Stiffness Matrix of Angular Contact Ball Bearing

Consideration of dimensional effect of pile structure using modified stiffness matrix of beam-rod element

New tangent stiffness matrix for geometrically nonlinear analysis of space frames

Research of element stiffness matrix of the four-node plate with reinforce element

Element stiffness matrix of thin-walled beam considering restrained torsion

Approximate Calculation on Elemental Stiffness Matrix for Poles of Steel Portal Frame

Stiffness Matrix of Member of Plane Steel Frame with Shear Deformation of Joint-Panels Taken Into Account

Geometric Nonlinear Stiffness Matrix Based on Tension-Compression and Torsion-Warping Interpolation Function

Computing the Express Pore Fluid Stress of Flexible Pavement by Stiffness Matrix Method

Element Stiffness Matrix and Fixed-ended Element Forces of Elastic Foundation Beam

A modified stiffness matrix method for analysing system of complicated elastic foundation beam

Thermo-stress in multi-layered elastic half space solved with stiffness matrix method

the plastic elemental stiffness matrix was derived by plastic - hinge method

Spatial stiffness matrix corrected and dynamic analysis of short-leg shear wall

Experimental Determination of the Structure of NN for Stiffness Matrix Computation

Modifying stiffness matrix method of elastic foundation beam

Analysis of behaviours of Rayleigh waves by stiffness matrix method

Tangential Stiffness Matrix of Transition Beam

Solving beam and plate system by modifying stiffness matrix method

The stiffness matrix and internal force of spatial cable element

Establishing Stiffness Matrix for Compliant Joint on 3-RRC Fully Compliant Mechanism

Tangent Stiffness Matrix of Spatial Fold-cable-element

A Method for Getting the Stiffness Matrix of Bucket Foundation

Analysis of Stiffness Matrix of the Bridge Bearing based on Parametric FEA Technology

Reliability Analysis for Jacket Platform Based on Equivalent Stiffness Matrix

Survey on Dynamic Stiffness Matrix Method

Comprehensive Element Stiffness Matrix of Two Kinds of Second Order Effects in Frame Column

Computing Method of Cylinder Shell Element Stiffness Matrix Based on Neural Network

Dynamic stiffness matrix based on similarity