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Sollicitations cycliques et dynamiques en g nie civil

2. LA FATIGUE . R

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Sollicitations cycliques et dynamiques en g nie civil

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    1. Sollicitations cycliques et dynamiques en génie civil Comportement cyclique des structures en acier E. Schmit ULG le 16 juin 2009 1

    2. 2 LA FATIGUE Résistance à la fatigue: Paramètres influençant la durée de vie; Essais de fatigue; Théorie de la mécanique de la rupture: Théorie élastique; Propagation de la fissure; Calcul de la durée de vie; Dimension critique d’une fissure; Sollicitations de fatigue: Structures soumises à des charges de fatigue; Contraintes dues aux charges; Histogramme des différences de contraintes; Effet des contraintes aléatoires; Courbe de résistance à la fatigue normalisée; Vérification de la sécurité à la fatigue.

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