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Buckling Analysis for Members with Variable Rigidity by Using the Finite Element Method
stability analysis critical buckling load variable rigidity analytical and numerical methods finite element
2010/8/18
The stability analysis for compressed bars with variable rigidity is studied, by using the finite element method (FEM) in Galerkin’s variant. The general shape of elastic and geometrical stiffness mat...
A NUMERICAL METHOD FOR WAVE SCATTERING IN POROELASTIC MEDIA
poroelasticity wave scattering Biot' smaterial boundary integral equation
2008/12/29
Wave scattering in the Biot's poroelastic media is investigated using a numerical method based on the boundary integral formulation. The formulation adopts the fundamental solution derived with a dir...
A SHAPE-FINDING ANALYSIS OF SUSPENDED STRUCTURES ON THE DISPLACEMENT-METHOD EQUILIBRIUM
shape finding displacement method elastic catenary iteration
2008/12/26
By its geometrical nonlinearity, the realization of a desired suspension structure depends on the shape-finding procedure. In an actual suspension structure, cable members are usually combined with b...
A 3D LINEARIZED INVERSE SCATTERING METHOD FOR SCATTERERS IN A TWO LAYERED MEDIUM
ultrasonic testing linearized inverse scattering analysis layered Medium aperture limitation
2008/12/25
This paper presents a 3D linearized inverse scattering method for shape reconstruction of obstacles in a two layered medium. The problem here is to estimate the shape of an obstacle embedded in the b...
ADJOINT NUMERICAL METHOD FOR THE IDENTIFICATION OF THE LAMÉ COEFFICIENTS IN LINEAR ELASTIC WAVE FIELD
coefficient identification linear elastic wave field adjoint numerical method
2008/12/23
The purpose of this research is to propose a numerical method for the problem of the identification of the elastic coefficients in linear elastic wave field : Determine unknown Young’s modulus and Po...
DEVELOPMENT OF SEEPAGE FAILURE ANALYSIS METHOD OF GROUND WITH SMOOTHED PARTICLE HYDRODYNAMICS
seepage failure SPH granular ground mixture phases large deformation
2008/12/23
Seepage failure including flowage deformation and hydraulic fracture, plays an important role on damage of dyke under flood, flow of ground caused by liquefaction and improvement of ground by injecti...
A NEW MESH RE-GENERATION METHOD FOR FREE SURFACE FLOW ANALYSIS BASED ON INTERFACE-TRACKING METHOD
mesh re-generation technique free surface flow interface-tracking method
2008/12/23
This paper presents a new mesh re-generation technique for free surface flow analysis based on the interface-tracking method. The incompressible Navier-Stokes equation based on the arbitrary Lagrangi...
A METHOD TO REMOTELY MEASURE MICROTREMORS FOR VIBRATION DIAGNOSES OF RAILWAY STRUCTURES
LDV remote measurement microtremor vibration diagnosis railway viaduct
2008/12/22
An accurate method for remotely measuring structure microtremors is proposed by using an improved Laser Doppler Velocimeter (LDV). The remote microtremor measurements of a rigid-frame structure model...
A METHOD TO ESTIMATE PHASE VELOCITIES OF SURFACE WAVES USING ARRAY OBSERVATION RECORDS OF THREE-COMPONENT MICROTREMORS
spatial auto-correlation method phase velocity Rayleigh wave Love wave microtremors array observation
2008/12/22
We propose a method to estimate phase velocities of the Rayleigh and Love waves using array observation records of three-component microtremors. Previous researchers have provided a method on the bas...
A decision support model for the selection of best value information technology procurement method
Information Technology Procurement methods Value Matrices Decision Support Model
2010/9/28
The procurement of Information Technology (IT) is as important as the use of the technology. Procurement includes two aspects: the selection of the right IT product as well as the selection of the met...
About the Finite Element Method Applied to Thick Plates
the Finite Element Method Thick Plates
2010/8/18
The present paper approaches of plates subjected to transverse loads, when the shear force and the actual boundary conditions are considered, by using the Finite Element Method. The isoparametric fini...