Results 61 to 70 of about 307 (89)

AXISYMMETRIC FREE VIBRATION OF THIN PROLATE SPHEROIDAL SHELLS

open access: yesJournal of Engineering, 2006
In this paper a detailed study of the theory of free axisymmetric vibration of thin isotropic prolate spheroidal shells is presented. The analysis is performed according to Rayleigh – Ritz method. This method as well as an approximate modeling technique
Ahmed A. Hassan   +2 more
doaj   +1 more source

INFLUENCE OF THE LENGHTS RATIO TO THE STATIC ANSWER IN THE MOVEMENT OF A ROAD DECK [PDF]

open access: yesFiabilitate şi Durabilitate, 2017
The article presents a method to obtaining the static response bridge-vehicle system in displacements,and the influence of the lengths ratio of the deck bridge on this response.
Ovidiu GAVRIŞ
doaj  

Free Vibration Analysis of Cylindrical Shell from Fiberglass with Navier Boundary Conditions

open access: yesМеханика машин, механизмов и материалов, 2011
The analytical solution of approximate natural frequencies for the free vibration of cylindrical shells of GFRP (glass fiber reinforced plastic) with Navier boundary conditions is presented using the Rayleigh-Ritz method, while the winding angle varies ...
S.M. Bosiakov , W. Zhiwei
doaj  

Prediction of Time Domain Vibro-Acoustic Response of Conical Shells Using Jacobi–Ritz Boundary Element Method

open access: yesAcoustics
Considering the lack of studies on the transient vibro-acoustic properties of conical shell structures, a Jacobi–Ritz boundary element method for forced vibro-acoustic behaviors of structure is proposed based on the Newmark-β integral method and the ...
Cong Gao   +5 more
doaj   +1 more source

THE INFLUENCE OF ROAD DECK BRIDGE THICKNESS ON THE DYNAMIC DISPLACEMENT RESPONSE [PDF]

open access: yesFiabilitate şi Durabilitate, 2017
The article presents a method to obtaining the dynamic response bridge-vehicle system in displacements, for sustainable dimensioning of the road decks bridge. The method used is the numerical finite strips method (FSM) associated with the Rayleigh-Ritz
Ovidiu GAVRIŞ
doaj  

Rayleigh-Ritz variational method with suitable asymptotic behaviour

open access: yesOpen Physics, 2014
Fernández Francisco, Garcia Javier
doaj   +1 more source

A study of the Numerical Convergence of Rayleigh-Ritz Method for the Free Vibrations of Cantilever Beam of Variable Cross-Section with Tip Mass

open access: yesEngineering Transactions, 1996
A numerical study on the convergence properties of the Rayleigh-Ritz method is presented, for the dynamic analysis of beams with continuously varying cross-section. The beam is assumed to be slender, the Euler-Bernoulli hypotheses are accepted, and some
N.M. Auciello
doaj  

The Post-Buckling Behaviour of Thin-Walled Columns in the Elasto-Plastic Range

open access: yesEngineering Transactions, 1986
The post-buckling behaviour in the elasto-plastic range of thin-walled, steel columns subject to uniform compression is analysed. The problem is solved using the Rayleigh-Ritz variational method involving plasticity.
K. Kowal-Michalska, R. Grądzki
doaj  

Understanding and managing the threat of common method bias: Detection, prevention and control

Tourism Management, 2021
Albert Assaf   +2 more
exaly  

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