Results 71 to 80 of about 48,809 (312)

MODELACIÓN DE UNA ESTRUCTURA DE PAVIMENTO UTILIZANDO LOS MÓDULOS DINÁMICOS OBTENIDOS EN LABORATORIO APLICANDO LAS METODOLOGÍAS MARSHALL Y SUPERPAVE MODELING OF A PAVEMENT STRUCTURE USING DYNAMIC MODULES OBTAINED IN A LABORATORY APPLYING MARSHALL AND SUPERPAVE METHODOLOGIES

open access: yesRevista Ingenierías Universidad de Medellín, 2007
El programa SHRP (Strategic Higway Research Program) a través del nuevo método de diseño de mezclas asfálticas en caliente 'Superpave', ha impulsado el desarrollo de investigaciones con el fin de obtener mezclas asfálticas más durables, resistentes y en ...
Carlos Rodolfo Marín Uribe   +1 more
doaj  

Constraint Aspects of the Evaluation of Fatigue Test Results in Paris Region

open access: yesCommunications, 2006
The growth of the fatigue crack is dependent on the crack growth resistance of the material as a bulk property. The fatigue crack growth properties of a material are usually described by the correlation between a crack propagation rate, and a ...
Zdenek Knesl   +2 more
doaj   +1 more source

An Experimental Investigation of Fatigue Reliability Laws

open access: yes, 1983
This paper begins with a review of the more familiar fatigue reliability laws, such as the normal, log normal, Weibull, etc., and the not so familiar laws of Birnbaum and Saunders [1] and Provan [2], which have been proposed as suitable descriptions of the scatter in fatigue data and the reliability of components being subjected to fatigue loading ...
J. W. Provan, Y. Theriault
openaire   +2 more sources

Novel direct method on the life prediction of component under high temperature-creep fatigue conditions [PDF]

open access: yes, 2013
This paper presents a novel direct method, within the Linear Matching Method (LMM) framework, for the direct evaluation of steady state cyclic behaviour of structures subjected to high temperature – creep fatigue conditions.
Chen, Haofeng, Gorash, Yevgen
core  

An investigation of the mechanical fatigue behavior of low thermal expansion lattice structures [PDF]

open access: yes, 2015
A study of the mechanical fatigue behavior of a Ti–6Al–4V lattice structure designed to exhibit controlled thermal expansion has been performed. Comparison of S–N curves generated under both zero-tension and fully reversed cyclic loading has determined ...
Balint, DS, Lee, J, Mercer, C
core   +1 more source

Influence of Si Content and Milling Duration on the Microstructure and Mechanical–Tribological Properties of AlCoCrFeNiSi High‐Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Si‐doped AlCoCrFeNi high‐entropy alloys are synthesized by mechanical alloying to reveal the effect of Si content and milling time on phase evolution, microstructural refinement, and tribological behavior. A transition from FCC to BCC structure, significant grain refinement, and enhanced hardness and wear resistance are achieved, with the 4 at% Si ...
Mustafa Okumuş   +2 more
wiley   +1 more source

Crew Fatigue Management

open access: yesSafety & Defense
Fatigue is the body’s normal response to mental, physical or emotional exertion. Addressing the impact of fatigue on flight operations is one of the elements of a safety management system regulated by law.
Ewa Kałużna
doaj   +1 more source

Multiaxial fatigue behaviour of maraging steel produced by selective laser melting

open access: yesMaterials & Design, 2021
This paper studies the multiaxial fatigue behaviour of maraging steel samples produced by selective laser melting. Hollow cylindrical specimens with transverse circular holes are subjected to different in-phase bending-torsion loading scenarios.
R. Branco   +5 more
doaj   +1 more source

Fatigue damage analysis on crack growth and fatigue life of welded bridge members with initial crack [PDF]

open access: yes, 2006
The behavior of crack growth with a view to fatigue damage accumulation on the tip of cracks is discussed. Fatigue life of welded components with initial crack in bridges under traffic loading is investigated. The study is presented in two parts. Firstly,
Hua, Yuan   +5 more
core   +1 more source

Application of a semianalytical strain assessment and multiaxial fatigue analysis to compare rolling contact fatigue in twin-disk and full-scale wheel/rail contact conditions [PDF]

open access: yes, 2022
A semianalytical model is introduced to assess rolling contact fatigue problems in railway applications. The constitutive law is based on the nonlinear kinematic and isotropic hardening model of Chaboche–Lemaitre, which allows the cyclic elastoplastic ...
Ekh, Magnus,   +11 more
core   +1 more source

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