Analysis and modelling of bead contacts in wet-operating stirred media and planetary ball mills with CFD–DEM simulations

Chemical Engineering Science - Tập 134 - Trang 648-662 - 2015
S. Beinert1, Greta Fragnière1, Carsten Schilde1, Arno Kwade1
1Institute for Particle Technology, TU Braunschweig, Volkmaroder Strasse 5, 38104 Braunschweig,#R#Germany

Tóm tắt

Từ khóa


Tài liệu tham khảo

Beinert, 2014, Cfd-discrete element method simulations combined with compression experiments to characterise stirred-media mills, Chem. Eng. Technol., 37, 770, 10.1002/ceat.201300716

Beinert, 2012, Simulation of stress energy and grinding media movement within a wet-operated annular-gap mill using the discrete-element method, Chem. Eng. Technol., 35, 1911, 10.1002/ceat.201200116

Blecher, L., Schwedes, J., 1996. Energy Distribution and Particle Trajectories in a Grinding Chamber of a Stirred Ball Mill. Int. J. Miner. Process. 44–45 (special issue), 617–627.

Breitung-Faes, 2013, Prediction of energy effective grinding conditions, Miner. Eng., 43–44, 36, 10.1016/j.mineng.2012.07.015

Breitung-Faes, 2014, Use of an enhanced stress model for the optimisation of wet stirred media milling processes, Chem. Eng. Technol., 37, 819, 10.1002/ceat.201300686

Cleary, 1998, Predicting charge motion, power draw, segregation and wear in ball mills using discrete element methods, Miner. Eng., 11, 1061, 10.1016/S0892-6875(98)00093-4

Cleary, 2006, Prediction of slurry transport in sag mills using sph fluid flow in a dynamic dem based porous media, Miner. Eng., 19, 1517, 10.1016/j.mineng.2006.08.018

De Carvalho, R.M., Tavares, L.M., 2009. Dynamic modelling of comminution using a general microscale breakage model.

de Carvalho, 2013, Predicting the effect of operating and design variables on breakage rates using the mechanistic ball mill model, Miner. Eng., 43–44, 91, 10.1016/j.mineng.2012.09.008

Gao, 2009, Alternative ways of coupling particle behaviour with fluid dynamics in mineral processing, Int. J. Comput. Fluid Dyn., 23, 109, 10.1080/10618560902754932

Gollwitzer, 2012, Coefficient of restitution for wet particles, Phys. Rev. E - Stat. Nonlinear Soft Matter Phys., 86, 10.1103/PhysRevE.86.011303

Hess, W., 1980. Einfluss der Schubbeanspruchung und des Verformungsverhaltens bei der Druckzerkleinerung von Kugeln und kleinen Partikeln (Ph.D. thesis), Universitt Karlsruhe.

Jayasundara, 2011, Cfd–dem modelling of particle flow in isamills – comparison between simulations and pept measurements, Miner. Eng., 24, 181, 10.1016/j.mineng.2010.07.011

Kloss, 2012, Models, algorithms and validation for opensource dem and cfd–dem, Prog. Comput. Fluid Dyn., 12, 140, 10.1504/PCFD.2012.047457

Kwade, A., Schwedes, J., 2007. Chapter 6 wet grinding in stirred media mills. In: Agba, D., Salman, M.G., Michael, J.H. (Eds.), Handbook of Powder Technology. vol. 12. Elsevier Science, Amsterdam, pp. 251–382.

Mishra, 2003, A review of computer simulation of tumbling mills by the discrete element method: Part I—contact mechanics, Int. J. Miner. Process., 71, 73, 10.1016/S0301-7516(03)00032-2

Mishra, 2003, A review of computer simulation of tumbling mills by the discrete element method part II—practical applications, Int. J. Miner. Process., 71, 95, 10.1016/S0301-7516(03)00031-0

Peukert, 2004, Material properties in fine grinding, Int. J. Miner. Process., 74, 3, 10.1016/j.minpro.2004.08.006

Piechatzek, T., 2010. Charakterisierung Von Ruehrwerkskugelmuehlen Auf Basis Der Diskrete Elemente Methode (Dem) (Ph.D. thesis). TU, Braunschweig.

Powell, M. S., 2006. The unified comminution model—a conceptually new model. In: Proceedings of the 23rd International Mineral Processing Congress, IMPC, 2006, pp. 1783–1788.

Powell, 2008, Applying dem outputs to the unified comminution model, Miner. Eng., 21, 744, 10.1016/j.mineng.2008.06.010

Schilde, 2011, Comparison of the micromechanical aggregate properties of nanostructured aggregates with the stress conditions during stirred media milling, Chem. Eng. Sci., 66, 4943, 10.1016/j.ces.2011.07.006

Stender, 2004, Stress energy distribution in different stirred media mill geometries, Int. J. Miner. Process., 74, S103, 10.1016/j.minpro.2004.07.003

Tavares, 2009, Modelling breakage rates of coarse particles in ball mills, Miner. Eng., 22, 650, 10.1016/j.mineng.2009.03.015

Theuerkauf, 1999, Theoretical and experimental investigation on particle and fluid motion in stirred media mills, Powder Technol., 105, 406, 10.1016/S0032-5910(99)00165-5

Tomas, 2007, Adhesion of ultrafine particles-energy absorption at contact, Chem. Eng. Sci., 62, 5925, 10.1016/j.ces.2007.06.036

Tomas, 2009, Compression, and shear flow of dry ultrafine powder, Part. Sci. Technol., 27, 337, 10.1080/02726350902991049

van Buijtenen, 2011, Numerical and experimental study on multiple-spout fluidized beds, Chem. Eng. Sci., 66, 2368, 10.1016/j.ces.2011.02.055

Van der Westhuizen, 2011, Tracking the motion of media particles inside an isamill using pept, Miner. Eng., 24, 195, 10.1016/j.mineng.2010.07.018

Weerasekara, 2013, The contribution of dem to the science of comminution, Powder Technol., 248, 3, 10.1016/j.powtec.2013.05.032

Weerasekara, N.S., Yahyaei, M., Powell, M.S., 2014. Interpreting low energy attrition behaviour in a pilot mill using numerical modelling. In: XXVII International Mineral Processing Congress, IMPC, 2014, Santiago, Chile, pp. 117–124.

Yahyaei, M., Weerasekara, N.S., Powell, M.S., 2013. Characterisation of abrasion breakage using multi size pilot mills. In: 13th European Symposium on Comminution and Classification. Braunschweig, Germany, pp. 229–232.