Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Henk Vegter"'
Publikováno v:
Journal of materials processing technology, 226, 169-187. Elsevier
Optical measuring systems provide much more detail on the deformation of the blank in the bulge test than classical mechanical measuring systems. Within the practical limitations of mechanical measuring systems the shape of the bulged surface has bee
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b978bffeaec891b42963e0742cc2e418
https://doi.org/10.1016/j.jmatprotec.2015.06.034
https://doi.org/10.1016/j.jmatprotec.2015.06.034
Publikováno v:
Key Engineering Materials. :975-980
Multiscale tools are important for the development of multiphase steel grades within Tata Steel R&D. The spatial distribution and morphology of the hard and soft phases in the microstructure as well as their micromechanical properties influences stro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::007edef80e72f14188cb971cd2350fef
https://doi.org/10.4028/www.scientific.net/kem.651-653.975
https://doi.org/10.4028/www.scientific.net/kem.651-653.975
Publikováno v:
Journal of materials processing technology, 214(2), 238-252. Elsevier
Robust design of forming processes is gaining attention throughout the industry. To analyze the robustness of a sheet metal forming process using Finite Element (FE) simulations, an accurate input in terms of parameter scatter is required. This paper
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ac42523c002012772592a7dd043d787a
https://doi.org/10.1016/j.jmatprotec.2013.08.008
https://doi.org/10.1016/j.jmatprotec.2013.08.008
Publikováno v:
Materials Science and Engineering: A. 581:66-72
Two micro–macro scale transition models, namely the ALAMEL and visco-plastic self-consistent (VPSC) models (both predict the evolution of grain shape and texture), were used to study the effect of the initial grain shape. The evolution of plastic a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::68f4b1a8a6e7f3dcebfe391eed5ecf3e
https://doi.org/10.1016/j.msea.2013.06.008
https://doi.org/10.1016/j.msea.2013.06.008
Publikováno v:
Journal of Materials Processing Technology. 213:1419-1425
The plastic anisotropy r -value is an important material parameter in sheet metal forming. The length and width strains are measured conventionally in the uniaxial tensile test using two extensometers and the r -value is fitted within a certain strai
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6eae31cf9f5c6d71234d6253cc2d76b2
https://doi.org/10.1016/j.jmatprotec.2013.02.008
https://doi.org/10.1016/j.jmatprotec.2013.02.008
Polycrystalline Model Predictions of Flow Stress and Textural Hardening during Monotonic Deformation
Publikováno v:
Key Engineering Materials. :1157-1163
A series of mechanical tests in different specimen orientations was performed to study the anisotropic behavior of an IF steel (DC06). State-of-the-art polycrystalline models Alamel [1], VPSC [2], as well as the classical FC Taylor model were employe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8f793aa437abd20f293f432e80eac6b5
https://doi.org/10.4028/www.scientific.net/kem.554-557.1157
https://doi.org/10.4028/www.scientific.net/kem.554-557.1157
Publikováno v:
International journal of plasticity, 80, 204-221. Elsevier
In the previous decades much attention has been given on an accurate material description, especially for simulations at the design stage of new models in the automotive industry. Improvements lead to shorter design times and a better tailored use of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::af6ba39fbcfb044e7584cf379753f8ce
https://research.utwente.nl/en/publications/41a75671-58b4-4c73-a9e7-c71372e05760
https://research.utwente.nl/en/publications/41a75671-58b4-4c73-a9e7-c71372e05760
Autor:
Leo A.I. Kestens, Philip Eyckens, Jurij J. Sidor, Paul Van Houtte, Albert Van Bael, Qingge Xie, Laurent Delannay, Henk Vegter, Jaap Moerman
Publikováno v:
Materials Science Forum. :233-236
Several multilevel plasticity models that make use of the crystallographic texture have been developed in the past for the prediction of deformation textures. State-of-the-art models that consider grain interaction, such as Alamel and VPSC, are known
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7ee25147b5364d82ca9a1edf1afb4a73
https://doi.org/10.4028/www.scientific.net/msf.702-703.233
https://doi.org/10.4028/www.scientific.net/msf.702-703.233
Publikováno v:
International Journal of Plasticity. 27:1758-1780
Recently, several flexible constitutive equations have been proposed for sheet forming simulations. However, various mechanical tests are required to determine the material parameters needed for such models. In the present work, effort has been made
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2911f8f77d87c76dbf8a88ba90788688
https://doi.org/10.1016/j.ijplas.2011.05.003
https://doi.org/10.1016/j.ijplas.2011.05.003
Publikováno v:
International Journal of Material Forming. 4:85-92
The need for cost reduction and increased fuel efficiency in the automotive industry has lead to an increased importance of accurate simulations and the need for more advanced material models to achieve highly reliable forming and springback predicti
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f4e93e17b7284a7b481cc2b5b63ee5ad
https://doi.org/10.1007/s12289-010-1006-7
https://doi.org/10.1007/s12289-010-1006-7