Results 1 to 10 of about 52,744 (301)

Application of Dynamic Analysis in Semi-Analytical Finite Element Method. [PDF]

open access: yesMaterials (Basel), 2017
Analyses of dynamic responses are significantly important for the design, maintenance and rehabilitation of asphalt pavement. In order to evaluate the dynamic responses of asphalt pavement under moving loads, a specific computational program, SAFEM, was developed based on a semi-analytical finite element method.
Liu P, Xing Q, Wang D, Oeser M.
europepmc   +6 more sources

Application of semi-analytical finite element method coupled with infinite element for analysis of asphalt pavement structural response

open access: yesJournal of Traffic and Transportation Engineering (English ed. Online), 2015
A specific computational program SAFEM was developed based on semi-analytical finite element (FE) method for analysis of asphalt pavement structural responses under static loads.
Pengfei Liu, Dawei Wang, Markus Oeser
doaj   +4 more sources

SEMI-ANALYTICAL FINITE ELEMENT METHOD IN THE APPLICATION OF THE ULTRASONIC PROPAGATION SIMULATION

open access: yesJixie qiangdu, 2015
The semi-analytical finite element method is a method that use the finite element method to discrete the structure in the spatial domain,and then use the precise integration method in time domain to solve the problem.
LI ZhongFang
doaj   +3 more sources

Calculation of leaky Lamb waves with a semi-analytical finite element method [PDF]

open access: yesUltrasonics, 2014
A semi-analytical finite element method (SAFE) has been widely used for calculating dispersion curves and mode shapes of guided waves as well as transient waves in a bar like structures. Although guided wave inspection is often conducted for water-loaded plates and pipes, most of the SAFE techniques have not been extended to a plate with leaky media ...
Takahiro Hayashi
exaly   +4 more sources

Semi-analytical finite-element modeling approach for guided wave assessment of mechanical degradation in bones [PDF]

open access: yesInternational Biomechanics, 2017
Numerical models based on the Semi Analytical Finite-Element method are used to study the characteristics of guided wave modes supported by bone-like multi-layered tubular structures.
Dhawal R. Thakare   +5 more
doaj   +2 more sources

Transient analysis of leaky Lamb waves with a semi-analytical finite element method [PDF]

open access: yesUltrasonics, 2015
We previously formulated a semi-analytical finite element technique for Lamb waves in a plate surrounded by fluids and investigated the dispersion curves and wave structures for leaky Lamb waves. Herein, this technique is extended to the calculation of transient responses both in a plate and in fluids for dynamic loading on the plate surface.
Takahiro Hayashi
exaly   +3 more sources

Design and thermo-structural analysis of multiple composite layers with ablative materials for passive thermal protection systems [PDF]

open access: yesScientific Reports
A computational formulation has been proposed for the thermo-structural analysis of multiple composite layers incorporating ablative materials for passive thermal protection systems.
Jaehyeon Park   +5 more
doaj   +2 more sources

Semi-Analytical Finite Element Method for calculating dispersion curves of a CFRP plate [PDF]

open access: yesMATEC Web of Conferences, 2022
Composite Materials are widely used thanks to their mechanical characteristics. Non destructive evaluation requires knowing the exact dispersion curves to determine the propagative waves and to resolve the phase velocity of symmetrical and ...
Nissabouri Salah   +4 more
doaj   +1 more source

The strong formulation finite element method: stability and accuracy [PDF]

open access: yesFracture and Structural Integrity, 2014
The Strong Formulation Finite Element Method (SFEM) is a numerical solution technique for solving arbitrarily shaped structural systems. This method uses a hybrid scheme given by the Differential Quadrature Method (DQM) and the Finite Element Method (FEM)
Francesco Tornabene   +2 more
doaj   +2 more sources

Finite element evaluation of a simple model for elastic waves in strongly scattering elongated polycrystals [PDF]

open access: yesJASA Express Letters, 2021
A simple semi-analytical model for longitudinal scattering-induced attenuation and phase velocity is proposed for strongly scattering cubic polycrystals with statistically elongated grains.
M. Huang, S. I. Rokhlin, M. J. S. Lowe
doaj   +1 more source

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