Prediction of equiaxed grain structure and macrosegregation in an industrial steel ingot: comparison with experiment

Arvind Kumar1, Miha Založnik1, Hervé Combeau1
1Institut Jean Lamour, Nancy-Université, Ecole des Mines de Nancy, Parc de Saurupt, 54042, Nancy Cedex, France

Tóm tắt

Từ khóa


Tài liệu tham khảo

Mazet, T.: Etude des structures de solidification et des ségrégations dans les lingots d’acier. Ph.D Thesis, Institut National Polytechnique de Lorraine, Nancy, France (1995)

Lesoult, G.: Macro-segregation in steel strands and ingots: Characterisation, formation and consequences. Mater. Sci. Eng. A 413–414, 19–29 (2005)

Appolaire, B., Combeau, H., Lesoult, G.: Modeling of equiaxed growth in multi-component alloys accounting for convection and for the globular/dendritic morphological transition. Mater. Sci. Eng. A 487, 33–45 (2008)

Založnik, M., Combeau, H.: The influence of the morphology evolution of free-floating equiaxed grains on macro-segregation in a 3.3-ton steel ingot. In: Cockroft, S.L., Maijer, D.M. (eds.) Modeling of Casting. Welding and Advanced Solidification Processes–XII, pp. 165–172. TMS, Warrendale (PA) USA (2009)

Založnik, M., Combeau, H.: An operator splitting scheme for coupling macroscopic transport and grain growth in a two-phase multiscale solidification model: Part I—model and solution scheme. Comput. Mater. Sci. 48, 1–10 (2009)

Založnik, M., Kumar, A., Combeau, H.: An operator splitting scheme for coupling macroscopic transport and grain growth in a two-phase multiscale solidification model: Part II—Application of the model. Comput. Mater. Sci. 48, 11–21 (2009)

Combeau, H., Kumar, A., Založnik, M.: Modeling of equiaxed grain evolution and macrosegregations development in steel ingots. Trans. Indian Inst. Met. 62, 285–290 (2009)

Wang, C.Y., Beckermann, C.: Equiaxed dendritic solidification with convection: Part I. Multiscale/multiphase modeling. Metall. Mater. Trans. A 27, 2754–2764 (1996)

Vreeman, C.J., Krane, M.J.M., Incropera, F.P.: The effect of free-floating dendrites and convection on macro-segregation in direct cast aluminum alloys-II: Model development. Inter. J. Heat Mass Transfer 43, 677–686 (2000)

Kumar, A., Dutta, P.: Modeling of transport phenomena in continuous casting of non-dendritic billets. Inter. J. Heat Mass Transfer 48, 3674–3688 (2005)

Chakraborty, S., Kumar, A.: Transport mechanisms of falling crystals detached from the freezing front during solidification of a hypereutectic binary mixture. Phys. Rev. Lett. 95(024504), 1–4 (2005)

Kumar, A., Dutta, P.: A scaling analysis of momentum and heat transport during solidification in presence of electromagnetic stirring. J. Phys. D Appl. Phys. 39, 3058–3062 (2006)

Ludwig, A., Wu, M.: Modeling the columnar-to-equiaxed transition with a three-phase Eulerian approach. Mater. Sci. Eng. A 413–414, 109–114 (2005)

Ciobanas, A.I., Fautrelle, Y., Baltaretu, F., Bianchi, A.M., Noppel, A.: Ensemble averaged two-phase Eulerian model for columnar/equiaxed solidification of a binary alloy-simulation of the columnar-to-equiaxed transition. In: Gandin, Ch.-A., Bellet, M. (eds.) Modeling of Casting, Welding and Advanced Solidification Processes—XI, pp. 299–306. TMS, France (2006)

Combeau, H., Založnik, M., Hans, S., Richy, P.E.: Prediction of macro-segregation in steel ingots. Influence of the motion and the morphology of equiaxed grains. Metall. Mater. Trans. B 40, 289–304 (2009)

Kumar, A., Dutta, P.: Numerical studies on columnar-to-equiaxed transition in directional solidification of binary alloys. J. Mater. Sci. 44, 3952–3961 (2009)

Kumar, A., Dutta, P.: A Rayleigh number based dendrite fragmentation criterion for detachment of solid crystals from the solidifying interface. J. Phys. D Appl. Phys. 41, 155501 (2008). (9 pp)

Kumar, A., Walker, M.J., Sundarraj, S., Dutta, P.: Remelting of solid and its effect on macro-segregation during solidification. Numer. Heat Transfer Part A 51(1), 59–83 (2007)

Gu, J.P., Beckermann, C.: Simulation of convection and macro-segregation in a large steel ingot. Metall. Mater. Trans. A 30(5), 1357–1366 (1999)

Vannier, I., Combeau, H., Lesoult, G.: Numerical prediction of the final segregation pattern of bearing steel ingot. Mater. Sci. Eng. A 173, 317–321 (1993)

Ahmad, N., Combeau, H., Desbiolles, J.-L., Jalanti, T., Lesoult, G., Rappaz, J., Rappaz, M., Stomp, C.: Numerical simulation of macrosegregation: a comparison between finite volume method and finite element method predictions and a confrontation with experiments. Metall. Mater. Trans. A 29, 617–630 (1998)

Jain, J., Kumar, A.: Dutta, P.: Numerical studies on channel formation and growth during solidification: Effect of process parameter. J. Heat Transfer–ASME Trans 129, 548–558 (2007)

Kumar, A., Dussoubs, B., Založnik, M., Combeau, H.: Effect of discretization of permeability term and mesh size on macro- and meso-segregation predictions. J. Phys. D Appl. Phys. 42, 105503 (2009). (13 pp)

Založnik, M., Combeau, H.: Thermosolutal flow in steel ingots and the formation of mesosegregates. Inter. J. Thermal Sci 49, 1500–1509 (2010)

Martorano, M.A., Beckermann, C., Gandin, Ch-A.: A solutal interaction mechanism for the columnar-to-equiaxed transition in alloy solidification. Metall. Mater. Trans. A 34, 1657–1674 (2003)

Kurz, W., Giovanola, B., Trivedi, R.: Theory of microstructural development during rapid solidification. Acta Metall. 34, 823–830 (1986)

Gandin, Ch-A.: From constrained to unconstrained growth during directional solidification. Acta Mater. 48, 2483–2501 (2000)