CFD modeling and analysis of the fish-hook effect on the rotor separator's efficiency

Powder Technology

Volumn 264, Issue , 2014, Pages 149-157

  Guizani, Rim ^a   Mokni, Inès ^a   Mhiri, Hatem ^a   Bournot, Philippe ^b  

^a UNIVERSITY OF MONASTIR   (Tunisia)

^b AIX MARSEILLE UNIVERSITÉ   (France)

Author keywords

CFD; Dynamic separator; Fish hook effect; Selectivity curve

Indexed keywords

COMPUTATIONAL FLUID DYNAMICS; COMPUTER SIMULATION; DYNAMICS; EFFICIENCY; FISH; HOOKS; SEPARATION; VELOCITY;

DISCRETE PHASE MODEL; DYNAMIC SEPARATORS; FISH-HOOK EFFECTS; REYNOLDS STRESS MODELS; SEPARATION EFFICIENCY; SEPARATION MECHANISM; THREE-DIMENSIONAL NUMERICAL SIMULATIONS; TURBULENT FLUID FLOW;

SEPARATORS;

CEMENT;

ARTICLE; COMPARATIVE STUDY; COMPUTATIONAL FLUID DYNAMICS; CONTROLLED STUDY; CYCLONE SEPARATOR; DISCRETE PHASE MODEL; FISH HOOK EFFECT; FLOW KINETICS; GAS FLOW; MATHEMATICAL MODEL; MULTIPLE REFERENCE FRAME MODEL; PARTICLE SIZE; REYNOLDS STRESS MODEL; SIMULATION; SOLID; THREE DIMENSIONAL IMAGING; TURBULENT FLOW; VELOCITY; VORTEX MOTION;

EID: 84902120143     PISSN: 00325910     EISSN: 1873328X     Source Type: Journal    
DOI: 10.1016/j.powtec.2014.05.020     Document Type: Article

References (30)

1. Huang Q., Liu J., Yu Y. Turbo air classifier guide vane improvement and inner flow field numerical simulation. Powder Technol. 2012, 226:10-15.
2. Benzer H., Ergun L., Lynch A.J., Oner M., Gunlu A., Celik I.B., Aydogan N. Modeling cement grinding circuits. Miner. Eng. 2001, 14:1469-1482.
3. Gao Liping, Yuan Yu., Liu Jiaxiang Study on the cut size of a turbo air classifier. Powder Technol. 2013, 237:520-528.
4. Eswaraiah C., Angadi S.I., Mishra B.K. Mechanism of particle separation and analysis of fish-hook phenomenon in a circulating air classifier. Powder Technol. 2012, 218:49-65.
5. Karunakumari L., Eswaraiah C., Jayanti S., Narayanan S.S. Experimental and numerical study of a rotating wheel air classifier. AICHE J. 2005, 51:776-790.
6. Finch J.A. Modeling a fish-hook in hydrocyclone selectivity curves. Powder Technol. 1983, 36:127-129.
7. Frachon M., Cilliers J.J. A general model for hydrocyclone partition curve. Chem. Eng. J. 1999, 73:53-59.
8. Nageswararao K. A critical analysis of the fish hook effect in hydrocyclone classifiers. Chem. Eng. J. 2000, 80:251-256.
9. Schuetz S., Mayer G., Bierdel M., Piesche M. Investigations on the flow and separation behaviour of hydrocyclones using computational fluid dynamics. Int. J. Miner. Process. 2004, 73:229-237.
10. Neesse Th., Dueck J., Minkov L. Separation of finest particles in hydrocyclones. Miner. Eng. 2004, 17:689-696.
11. Wang B., Yu A.B. Computational investigation of the mechanisms of particle separation and "fish-hook" phenomenon in hydrocyclones. AICHE J. 2009, 56:1703-1715.
12. Majumder A.K., Yerriswamy P., Barnwal J.P. The "fish-hook" phenomenon in centrifugal separation of fine particles. Miner. Eng. 2003, 16:1005-1007.
13. Kraipech W., Chen W., Parma F.J., Dyakowski T. Modelling the fish-hook effect of the flow within hydrocyclones. Int. J. Miner. Process. 2002, 66:49-65.
14. Majumder A.K., Shah H., Shukla P., Barnwal J.P. Effect of operating variables on shape of "fish-hook" curves in cyclones. Miner. Eng. 2007, 20:204-206.
15. Flintoff B.C., Plitt L.R., Turak A.A. Cyclone modeling-a review of present technology. CIM Bull. 1987, 69:114-123.
16. Bourgeois Florent, Majumder Arun K. Is the fish-hook effect in hydrocyclones a real phenomenon. Powder Technol. 2013, 237:367-375.
17. Yuan Y.U., Jiaxiang L.I.U., Gang L.I. Empirical study of classification process for two-stage turbo air classifier in series. Chin. J. Mech. Eng. Educ. 2013, 26:526-531.
18. Yuan Yu., Liu Jiaxiang, Zhang Kai Establishment of a prediction model for the cut size of turbo air classifiers. Powder Technol. 2014, 254:274-280.
19. Morimoto Hiroshi, Shakouchi Toshihiko Classification of ultra fine powder by a new pneumatic type classifier. Powder Technol. 2003, 131:71-79.
20. Hoekstra A.J., Derksen J.J., Van Den Akker H.E.A. An experimental and numerical study of turbulent swirling flow in gas cyclones. Chem. Eng. Sci. 1999, 54:2055-2065.
21. FLUENT 6.3 «Documentation», User's Guide Fluent. Inc 2001.
22. Rama Murthy Y., Udaya Bhaskar K. Parametric CFD studies on hydrocyclone. Powder Technol. 2012, 230:36-47.
23. Elsayed Khairy, Lacor Chris Numerical modeling of the flow field and performance in cyclones of different cone-tip diameters. Comput. Fluids 512011.
24. Mokni Ines, Dhaouadi Hatem, Mhiri Hatem, Bournot Philippe CFD comparative investigation of the performances of reverse flow and uni-flow hydrocyclones in the enrichment of the phosphate pulp. International Journal of Chemical Reactor Engineering 7, 2009.
25. Lucca-Negro O., O'Doherty T. Vortex breakdown: a review. Prog. Energy Combust. Sci. 2001, 27:431-481.
26. Keller Jakob J. On the interpretation of vortex breakdown. Phys. Fluids 1995, 7:1695-1702.
27. Herrmann Christian Increased cement grinding efficiency by using high efficiency separators. IEEE Trans. Ind. Appl. 1986, 22:330-337.
28. Chang F., Dhir V.K. Turbulent flow field in tangentially injected swirl flows in tubes. Int. J. Heat Fluid Flow 1994, 15:346-356.
29. Shapiro M., Galperin V. Air classification of solid particles: a review. Chem. Eng. Process. 2005, 44:279-285.
30. Klumpar Ivan V., Currier Fred N., Ring Terry A. Air classifiers. Chem. Eng. 1986, 3:77-92.