A micromechanical model for the secondary creep of elasto-viscoplastic porous materials with two rate-sensitivity exponents: Application to a mixed oxide fuel

Autor: Wojtacki, Kajetan, Vincent, Pierre-Guy, Suquet, Pierre, Moulinec, Hervé, Boittin, Guylaine

Publikováno v: In International Journal of Solids and Structures February 2020 184:99-113

Influence of y' precipitate-size and distribution on LCF behavior of a PM disk superalloy

Autor: Boittin, Guylaine, Locq, D., Rafray, A., Caron, P., KANOUTE, Pascale, Gallerneau, F., Cailletaud, Georges

Publikováno v: Superalloys 2012
Superalloys 2012 ; 12th international symposium on superalloys
Superalloys 2012 ; 12th international symposium on superalloys, Sep 2012, Seven Springs, United States. pp.167-176

International audience; The influence of γ' precipitate distribution on tensile and low cycle fatigue (LCF) behaviors of a powder metallurgy (PM) disk superalloy was investigated at 450°C. Four γ' particle distributions were obtained through vario

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::f9d9dacfeb305932e442c70fedc0f5b9
https://hal-mines-paristech.archives-ouvertes.fr/hal-00743347

Numerical modelling of the microstructure effect on fatigue behaviour of Ni-base superalloys for turbine disk

Autor: Boittin, Guylaine, Gallerneau, F., Locq, D., KANOUTE, Pascale, Cailletaud, Georges

Publikováno v: Technische Mechanik
Technische Mechanik, Magdeburger Verein für Technische Mechanik e.V., 2010, 30, pp.15-28

International audience; Nickel-based alloy like N18 can present various types of precipitate distributions according to the applied heat treatment. A model involving a three scale homogenization procedure is developed to characterize the influence of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::d6d706952b633e95c8031607606c96a5
https://hal-mines-paristech.archives-ouvertes.fr/hal-00489002/document