• Aucun résultat trouvé

Caract´ eristiques d’une section droite

N/A
N/A
Protected

Academic year: 2022

Partager "Caract´ eristiques d’une section droite"

Copied!
2
0
0
En savoir plus ( Page)

Texte intégral

(1)

Caract´ eristiques d’une section droite

Yves Debard

Institut Universitaire de Technologie du Mans D´epartement G´enie M´ecanique et Productique

http://iut.univ-lemans.fr/ydlogi/index.html 24 mars 2006 – 31 mai 2011

ef´ erences

[1] G. Cowper– The shear coefficient in Timoshenko’s beam theory, Journal of Applied Me- chanics, ASME 33(1966), p. 335–340.

[2] C. Czekajski, A. Potiron etD. Gay –TORFLEX : calcul des constantes caract´eristiques de flexion-torsion d’une section de poutre par ´equations int´egrales,FEMCAD (1987).

[3] Z. Friedman et J. Kosmatka– Torsion and flexure of a prismatic isotropic beam using the boundary element method,Computers & Structures 74 (2000), p. 479–494.

[4] F. Gruttman, R. Saueret W. Wagner–Shear stresses in prismatic beams with arbitrary cross-sections,International Journal for Numerical Methods in Engineering 45(1999), p. 865–

889.

[5] L. Hermann – Elastic torsional analysis of irregular shapes , Journal of the Engineering Mechanics Division, ASCE 91(1965), p. 11–19.

[6] J. Hutchison– Shear coefficients for Timoshenko beam theory,Journal of Applied Mecha- nics, ASME 68 (2001), p. 87–92.

[7] M. Jaswon et A. Ponter – An integral equation solution of the torsion problem, Procee- dings, Royal Society of London A 273(1963), p. 237–246.

[8] T. Kaneko– On Timoshenko’s correction for shear in vibrating beams,J. Phys. D : Appl.

Phys.8 (1975), p. 1927–1936.

[9] J. Mandel–D´etermination du centre de torsion `a l’aide du th´eor`eme de r´eciprocit´e,Annales des Ponts et Chauss´ees 118(1948), p. 271–290.

[10] W. Masonet L. Hermann –Elastic shear analysis of general prismatic beams,Journal of the Engineering Mechanics Division, ASCE 91(1968), p. 965–982.

[11] N. Murray et M. Attard – A direct method of evaluating the warping properties of thin- walled open and closed profiles,Thin-Walled Structures 5 (1987), p. 351–364.

[12] S. Nguyen – An accurate finite element formulation for linear elastic torsion calculations, Computers & Structures 42(1992), no. 5, p. 707–711.

(2)

2 Caract´eristiques d’une section droite

[13] T. Nouri, D. GayetJ. Cieaux–Calcul par ´el´ements finis des caract´eristiques homog´en´eis´ees de flexion et de torsion dans une poutre composite,STRUCOME (1991), p. 870–880.

[14] — ,Homog´en´eisation et contraintes de cisaillement dans une poutre composite `a phases ortho- tropes,Revue des composites et des mat´eriaux avanc´es 2 (1992), no. 2, p. 165–181.

[15] E. Reissner – Some considerations on the problem of torsion and flexure of prismatical beams,International Journal of Solids Structures 15(1979), p. 41–53.

[16] E. Sapountzakis–Solution of non-uniform torsion of bars by an integral equation method, Computers & Structures 77 (2000), p. 659–667.

[17] E. Sapountzakis et V. Mokos – Nonuniform torsion of bars of variable cross section , Computers & Structures 82 (2004), p. 703–715.

[18] U. Schramm, L. Kitis, W. Kang et W. Pilkey– On the shear deformation coefficient in beam theory,Finite Elements in Analysis and Design 16 (1994), p. 141–162.

[19] U. Schramm, V. Rubenchik etW. Pilkey– Beam stiffness matrix based on the elasticity equations,International Journal for Numerical Methods in Engineering 40(1997), p. 211–232.

[20] N. Stephen et J. Hutchison– Discussion : shear coefficients for timoshenko beam theory, Journal of Applied Mechanics, ASME 68(2001), p. 959–961.

[21] K. Surana – Isoparametric elements for cross-sectional properties and stress analysis of beams,International Journal for Numerical Methods in Engineering 14(1979), p. 475–497.

[22] S. P. Timoshenko – On the correction for shear of the differential equation for transverse vibrations of prismatic bars,Philosophical magazine 41 (1921), p. 744–746.

[23] W. WagneretF. Gruttman–Finite element analysis of Saint-Venant torsion problem with exact integration of the elastic-plastic constitutive equations, Computer Methods in Applied Mechanics and Engineering 190 (2001), p. 3831–3848.

[24] W. Yeih, J. Chang et J. Chen – A boundary formulation for calculating moments of an arbitrary closed planar region,Engineering analysis with boundary elements 23(1999), p. 611–

617.

[25] C. Yoo etS. Acra –Cross-sectional properties of thin-walled multi-cellular section,Com- puters & Structures 22(1986), no. 1, p. 53–61.

Références

Documents relatifs

Before stacking the galaxy clusters maps at each wavelength, we have to be very careful about the homogeneity of the sam- ple. We have seen that the cluster IR emission is

Calculer la fonction caract´ eristique de Y, puis pr´ eciser la loi de cette variable al´ eatoire.. Montrer sans utiliser

Contribution to accurate Spherical Gold Nanoparticles analysis (size, size distribution) by SpICPMS and SAXS.. V

L’expérimentation menée dans cette classe de CM1 a révélé que l’entraînement à la fluence ainsi que l’enseignement des connecteurs et substituts ont

4 S´ebastien Boyaval However, note that the vacuum state h = 0 shall never be reached as a limit state by any sequence of admissible Riemann solutions when G > 0, as opposed to

By means of imbedding the minimizer, the existence of elastic cores is established in §4y which is not only physically significant but also an.. essential step

—An abstract framework under which an équivalence between mixed finite element methods and certain modified versions of conforming and nonconforming finite element methods

BREZZI, Mixed and nonconforming finite element methods : Implementation, postprocessing and error estimâtes,

— An asymptotic expansion of the mixed finite element solution of a linear parabolic problem is used to dérive superconvergence results.. Optimal order error estimâtes

together with finite element discretizations in space are applied for the solution of nonlinear parabolic initial-boundary value problems.. These include linear problems with

the moments of order ^ k of q h. We now show that we can use the results of section 4 to prove the convergence of this approximation. Analyse numérique/Numerical Analysis.. 3 : We

In this work we describe the biogeochemical features of the south-eastern Atlantic Ocean and the Southern Ocean south of South Africa based on the distributions of silicate,

inclut cinq actions en lien avec la problématique, dont l’évaluation de la compatibilité des opérations de rétablissement du transport solide avec la conservation des

The mean annual consumption relative to space heating and domestic hot water in term of final energy is estimated (a top-down methodology is used: repartition of

Nous avons inclus toutes les 30 réponses données par les internes de médecine générale qui ont réalisé leur stage mixte chez le praticien dans l’Orne..

equations can be considered as a system of discontinues, nonlinear Differential Algebraic Equation (DAE), due to the yield condition and evolution of hardening variables with

Keep the focus and strength of the programme, work on alliances and a division of labour with other donors (GIZ…). Continue programmes that are successful, whatever the duration.

Constitutive relation error estimators for (visco) plastic finite element analysis with softening.. Pierre Ladevèze, Nicolas

It is appropriate to regard (2) and the equations of motion (4), together with the elastic constitutive equation (9), the yield function and the flow rule, as constituting

Pour pr´esenter une image microscopique `a un public de plusieurs personnes, on d´eplace axialement l’oculaire de fa¸con `a amener l’image instrumentale sur un ´ecran E?.

En effet, la distance objet pour l’oculaire F oc A 0 qui ´etait nulle devient alors n´egative et , d’apr`es la relation de conjugaison de Newton, la distance image F oc ′ A ′

L’action ` a distance (l’action ne n´ecessite aucun contact entre les 2 objets) est mod´elis´ee par une fl`eche en trait discontinu. Le sol est le support sur lequel est pos´e

C’est la masse maximale de substance que l’on peut dissoudre dans un solvant (elle d´epend de la temp´erature). Solubilit´e donn´e en