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Physique-Chimie |
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| Lycée et enseignement supérieur |
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Concours Commun INP - TPC 2025
Modélisation :
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| Sujet |
Impact de la carbonatation d'un béton sur son intégrité structurelle :
Acidification du milieu : carbonatation à l'air libre ; calcul du pH du liquide interstitiel
Propagation du front de carbonatation : phase aqueuse (cinétique de la carbonatation) ; phase gazeuse (diffusion du dioxyde de carbone) ; résolution numérique
de l'équation de transport
Éclatement du béton par oxydation des armatures : oxydation de l'armature ; suivi de l'oxydation par traitement numérique
Énoncé : https://www.concours-commun-inp.fr/_resource/annales%20%C3%A9crits/2025/TPC/Modelisation_2025.pdf |
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| Corrigé |
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