Search Results - "Ehrlacher, Alain"

Microporomechanics study of anisotropy of ASR under loading by Charpin, Laurent, Ehrlacher, Alain

“…In this article, we introduce a new micromechanical model for alkali–silica reaction. Our idea was to build a model with the following characteristics. First,…”
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The use of thermal analysis in assessing the effect of temperature on a cement paste by Alarcon-Ruiz, Lucia, Platret, Gerard, Massieu, Etienne, Ehrlacher, Alain

“…Upon heating, the cement paste undergoes a continuous sequence of more or less irreversible decomposition reactions. This paper reports studies on a cement…”
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Mixed analytic/energetic approach for a sliding orthotropic hollow cylinder. Application to coil sagging by Weisz-Patrault, Daniel, Gantier, Maxime, Ehrlacher, Alain

“…This paper deals with the numerical simulation of coil sagging. This problem arises within the framework of the steel making industry where strips are wound on…”
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A computational linear elastic fracture mechanics-based model for alkali–silica reaction by Charpin, Laurent, Ehrlacher, Alain

“…A fracture mechanics model for alkali–silica reaction (ASR) is presented that deals with the case of a concrete made up of dense spherical aggregates…”
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Non-linear simulation of coiling accounting for roughness of contacts and multiplicative elastic-plastic behavior by Weisz-Patrault, Daniel, Ehrlacher, Alain, Legrand, Nicolas

“…In this paper numerical simulations of coiling (winding of a steel strip on itself) and uncoiling are developed. Initial residual stress field is taken into…”
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A new sensor for the evaluation of contact stress by inverse analysis during steel strip rolling by Weisz-Patrault, Daniel, Ehrlacher, Alain, Legrand, Nicolas

“…Knowledge of the contact stress between roll and strip becomes a critical factor in modern, high-speed rolling mills. In this paper, an inverse analytical…”
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Energetic upscaling strategy for grain growth. i: Fast mesoscopic model based on dissipation by Sakout, Sofia, Weisz-Patrault, Daniel, Ehrlacher, Alain

“…[Display omitted] Tailoring microstructures by optimizing fabrication or forming processes is a challenge for metal industries. However, predicting…”
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Energetic upscaling strategy for grain growth. II: Probabilistic macroscopic model identified by Bayesian techniques by Weisz-Patrault, Daniel, Sakout, Sofia, Ehrlacher, Alain

“…This paper is the second part of an energetic upscaling strategy to simulate grain growth at the macroscopic scale with state variables that contain…”
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Estimating the poroelastic properties of cracked materials by Charpin, Laurent, Ehrlacher, Alain

“…We present a comparative study of the ability of some micromechanics estimates to predict the overall properties of heterogeneous materials. We focus mainly on…”
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Probabilistic formulation of Miner’s rule and application to structural fatigue by Cartiaux, François-Baptiste, Ehrlacher, Alain, Legoll, Frédéric, Libal, Alex, Reygner, Julien

“…The standard stress-based approach to fatigue relies on the use of S–N curves, which are obtained by applying cyclic loading of constant amplitude S to…”
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Temperature and heat flux fast estimation during rolling process by Weisz-Patrault, Daniel, Ehrlacher, Alain, Legrand, Nicolas

“…Monitoring and controlling flatness during the rolling process becomes critical for ensuring the product quality. Flatness defects are due to highly…”
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Energetic approach for a sliding inclusion accounting for plastic dissipation at the interface, application to phase nucleation by Bluthé, Joffrey, Weisz-Patrault, Daniel, Ehrlacher, Alain

“…During solid-solid phase transitions, the eigenstrain introduced by the geometrical transformation in the newly formed phase is a significant issue. Indeed, it…”
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Evaluation of temperature field and heat flux by inverse analysis during steel strip rolling by Weisz-Patrault, Daniel, Ehrlacher, Alain, Legrand, Nicolas

“…Knowledge of the temperature field in the roll is a critical factor of modern, high-speed rolling mills. In this paper, an inverse analytical method is…”
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Analytical inverse solution for coupled thermoelastic problem for the evaluation of contact stress during steel strip rolling by Weisz-Patrault, Daniel, Ehrlacher, Alain, Legrand, Nicolas

“…Knowledge of the contact stress between roll and strip is a critical factor in modern, high-speed rolling mills. Previously two inverse analytical methods have…”
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Fast simulation of grain growth based on Orientated Tessellation Updating Method by Weisz-Patrault, Daniel, Sakout, Sofia, Ehrlacher, Alain

“…This work is part of a more general idea consisting in developing a macroscopic model of grain growth whose state variables contain for each material point the…”
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Evaluation of contact stress during rolling process, by three dimensional analytical inverse method by Weisz-Patrault, Daniel, Ehrlacher, Alain, Legrand, Nicolas

“…A fully analytical three-dimensional inverse method has been developed in order to evaluate contact stress in the roll bite during rolling process. Stress…”
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Imposed curvature of an elastic-plastic strip: application to simulation of coils by Weisz-Patrault, D., Ehrlacher, A.

“…This work is part of the framework of a fast modeling of winding aiming at improving knowledge of residual stress evolution in steel strips and therefore their…”
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In vivo characterization of the mechanical properties of human skin derived from MRI and indentation techniques by Tran, H. V., Charleux, F., Rachik, M., Ehrlacher, A., Ho Ba Tho, M. C.

“…The human skin is an exceedingly complex and multi-layered material. This paper aims to introduce the application of the finite element analysis (FEA) to the…”
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RC two-way slabs strengthened with CFRP strips: experimental study and a limit analysis approach by Limam, Oualid, Foret, Gilles, Ehrlacher, Alain

“…This paper deals with strengthening of reinforced concrete (RC) two-way slabs with carbon fibre reinforced plastic (CFRP) strips bonded to the tensile face…”
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State of the Art in Rolling Process Modelling by Montmitonnet, Pierre, Fourment, Lionel, Ripert, Ugo, Ngo, Quang Tien, Ehrlacher, Alain

“…Pushed forward by mill complexification and harder product quality requirements, the mathematical treatment has evolved into very complex, multi-coupled…”
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