Numerical modeling of the flow field and performance in cyclones of different cone-tip diameters

Computers and Fluids

Volumn 51, Issue 1, 2011, Pages 48-59

  Elsayed, Khairy ^a   Lacor, Chris ^a  

^a VRIJE UNIVERSITEIT BRUSSEL   (Belgium)

Author keywords

Cone tip diameter; Cyclone separator; Discrete phase modeling (DPM); Grid convergence index (GCI); Large eddy simulation (LES); Mathematical models

Indexed keywords

COLLECTION EFFICIENCY; CUT-OFF; DISCRETE PHASE MODELING; FLOW FIELD PATTERN; GRID CONVERGENCE INDEX; LARGE EDDY; NUMERICAL MODELING; STATIC PRESSURE; VELOCITY COMPONENTS;

CYCLONE SEPARATORS; FLOW FIELDS; LARGE EDDY SIMULATION; MATHEMATICAL MODELS; PRESSURE EFFECTS; STORMS;

COMPUTER SIMULATION;

EID: 80053223722     PISSN: 00457930     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.compfluid.2011.07.010     Document Type: Article

References (56)

1. Buttner H. Size separation of particles from aerosol samples using impactors and cyclones. Particle Particle Syst Charact 2004, 5(2):87-93.
2. Iozia D.L., Leith D. Effect of cyclone dimensions on gas flow pattern and collection efficiency. Aerosol Sci Technol 1989, 10(3):491-500.
3. Kim J.C., Lee K.W. Experimental study of particle collection by small cyclones. Aerosol Sci Technol 1990, 12:1003-1015.
4. Zhu Y., Kim M.C., Lee K.W., Park Y.O., Kuhlman M.R. Design and performance evaluation of a novel double cyclone. Aerosol Sci Technol 2000, 34(8):373-380.
5. Elsayed K., Lacor C. Optimization of the cyclone separator geometry for minimum pressure drop using mathematical models and CFD simulations. Chem Eng Sci 2010, 65(22):6048-6058.
6. Elsayed K., Lacor C. The effect of cyclone inlet dimensions on the flow pattern and performance. Appl Math Model 2011, 35(4):1952-1968.
7. Elsayed K., Lacor C. Modeling, analysis and optimization of aircyclones using artificial neural network, response surface methodology and CFD simulation approaches. Powder Technol 2011, 212:115-133.
8. Safikhani H., Akhavan-Behabadi M., Shams M., Rahimyan M.H. Numerical simulation of flow field in three types of standard cyclone separators. Adv Powder Technol 2010, 21(4):435-442.
9. Xiang R., Park S.H., Lee K.W. Effects of cone dimension on cyclone performance. J Aerosol Sci 2001, 32(4):549-561.
10. Bryant H.S., Silverman R., Zenz F.A. How dust in gas affects cyclone pressure drop. Hydrocarbon Process 1983, 62(4):87-90.
11. Stern A., Caplan K., Bush P. Cyclone dust collectors 1955, American Petroleum Institute, New York.
12. Zhu Y., Lee K.W. Experimental study on small cyclones operating at high flow rates. J Aerosol Sci 1999, 30:1303-1315.
13. Chuah T., Gimbun J., Choong T.S. A CFD study of the effect of cone dimensions on sampling aerocyclones performance and hydrodynamics. Powder Technol 2006, 162:126-132.
14. Barth W. Design and layout of the cyclone separator on the basis of new investigations. Brennstow-Wäerme-Kraft (BWK) 1956, 8(4):1-9.
15. Leith D., Licht W. The collection efficiency of cyclone type particle collectors: a new theoretical approach. AIChE Symp Ser 1972, 68:196-206.
16. Iozia D.L., Leith D. The logistic function and cyclone fractional efficiency. Aerosol Sci Technol 1990, 12(3):598-606.
17. Griffiths W.D., Boysan F. Computational fluid dynamics (CFD) and empirical modelling of the performance of a number of cyclone samplers. J Aerosol Sci 1996, 27(2):281-304.
18. Xiang R.B., Lee K.W. Numerical simulation of flow patterns in cyclones of different cone dimensions. Particle Particle Syst Charact 2005, 22(3):212-218.
19. Xiang R.B., Lee K.W. Numerical study of flow field in cyclones of different height. Chem Eng Process 2005, 44:877-883.
20. Slack MD, Prasad RO, Bakker A, Boysan F. Advances in cyclone modeling using unstructured grids, Trans IChemE. 78 Part A; 2000.
21. Dinesh K.K.J.R., Kirkpatrick M.P. Study of jet precession, recirculation and vortex breakdown in turbulent swirling jets using LES. Comput Fluids 2009, 38:1232-1242.
22. Derksen J.J., Van den Akker H.E.A. Simulation of vortex core precession in a reverse-flow cyclone. AIChE J 2000, 46(7):1317-1331.
23. Zhang B, Hui S. Numerical simulation and PIV study of the turbulent flow in a cyclonic separator. In: International conference on power engineering, Hangzhou, China; 2007.
24. Derksen J.J., van den Akker H.E.A., Sundaresan S. Two-way coupled large-eddy simulations of the gas-solid flow in cyclone separators. AIChE J 2008, 54(4):872-885.
25. Shalaby H., Pachler K., Wozniak K., Wozniak G. Comparative study of the continuous phase flow in a cyclone separator using different turbulence models. Int J Numer Methods Fluids 2005, 48(11):1175-1197.
26. Shalaby H., Wozniak K., Wozniak G. Particle-laden flow simulation in a cyclone separator 2006, WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 6 1, pp. 547-548.
27. Fluent, FLUENT 6.3 user's guide, Fluent Incorporated, Lebanon; 2006.
28. Elsayed K, Lacor C. The effect of cyclone height on the flow pattern and performance using LES. In: Tenth international congress of fluid dynamics (ICFD10), ASME, Egypt, ICFD10-EG-3003, Ain Soukhna, Red Sea, Egypt; 2010. <>. http://www.icfdpegypt.org/ICFD10-Final-Papers/ICFD10-EG-3003.pdf.
29. Qian F., Zhang M. Effects of the inlet section angle on the flow field of a cyclone. Chem Eng Technol 2007, 30(11):1521-4125.
30. Dirgo J., Leith D. Cyclone collection efficiency: comparison of experimental results with theoretical predictions. Aerosol Sci Technol 1985, 4:401-415.
31. Kaya F., Karagoz I. Performance analysis of numerical schemes in highly swirling turbulent flows in cyclones. Curr Sci 2008, 94(10):1273-1278.
32. Shukla S.K., Shukla P., Ghosh P. Evaluation of numerical schemes using different simulation methods for the continuous phase modeling of cyclone separators. Adv Powder Technol 2010, 22(2):209-219.
33. Hoekstra AJ. Gas flow field and collection efficiency of cyclone separators. Ph.D. thesis, Technical University Delft; 2000.
34. Huang S., Li Q., Xu S. Numerical evaluation of wind effects on a tall steel building by cfd. J Construct Steel Res 2007, 63(5):612-627.
35. Smirnov A., Shi S., Celik I. Random flow generation technique for large eddy simulations and particle-dynamics modeling. J Fluids Eng 2001, 123(2):359-371.
36. Huang S., Li Q., Wu J. A general inflow turbulence generator for large eddy simulation. J Wind Eng Indus Aerodynam 2010, 98(10-11):600-617.
37. Germano M., Piomelli U., Moin P., Cabot W.H. A dynamic subgrid-scale eddy viscosity model. Phys Fluids A 1991, 3(7):1760-1765.
38. Lilly D.K. A proposed modification of the germano subgrid-scale closure method. Phys Fluids A 1992, 4:633-635.
39. Murakami S. Overview of turbulence models applied in cwe-1997. J Wind Eng Indust Aerodynam 1998, 74-76:1-24.
40. Benim A., Ozkan K., Cagan M., Gunes D. Computational investigation of turbulent jet impinging onto rotating disk. Int J Numer Methods Heat Fluid Flow 2007, 17(3):284-301.
41. Roache P.J. Perspective: a method for uniform reporting of grid refinement studies. J Fluids Eng 1994, 116(3):405-413.
42. Roache P. Quantification of uncertainty in computational fluid dynamics. Ann Rev Fluid Mech 1997, 29:123-160.
43. Roache P.J. Verification of codes and calculations. AIAA J 1998, 36(5):696-702.
44. Slater JW. Examining spatial (grid) convergence; 2008. <>. http://www.grc.nasa.gov/WWW/wind/valid/tutorial/spatconv.html.
45. Longest P.W., Vinchurkar S. Effects of mesh style and grid convergence on particle deposition in bifurcating airway models with comparisons to experimental data. Med Eng Phys 2007, 29(3):350-366.
46. Ali MSM, Doolan CJ, Wheatley V. Grid convergence study for a two-dimensional simulation of flow around a square cylinder at a low reynolds number. In: Seventh international conference on CFD in the minerals and process industries, CSIRO, Melbourne, Australia; 2009.
47. Boysan F., Ewan B.C.R., Swithenbank J., Ayers W.H. Experimental and theoretical studies of cyclone separator aerodynamics. IChemE Symp Ser 1983, 69:305-320.
48. Zhao B., Su Y., Zhang J. Simulation of gas flow pattern and separation efficiency in cyclone with conventional single and spiral double inlet configuration. Chem Eng Res Des 2006, 84:1158-1165.
49. Morsi S.A., Alexander A.J. An investigation of particle trajectories in two-phase flow systems. J Fluid Mech 1972, 55(02):193-208.
50. Muschelknautz E, Trefz M. Design and calculation of higher and design and calculation of higher and highest loaded gas cyclones. In: 'Proceedings of second world congress on particle technology' Kyoto, Japan; 1990. p. 52-71.
51. Trefz M. Die vershiedenen abscheidevorgange im hoher un hoch beladenen gaszyklon unter besonderer berucksichtigung der sekundarstromung, Forschritt-Berichte VDI; VDI-Verlag GmbH: Dusseldorf, Germany; 1992. p. 295.
52. Stairmand C.J. Pressure drops in cyclone separators. Indus Eng Chem 1949, 16(B):409-411.
53. Casal J., Martinez-Benet J.M. A better way to calculate cyclone pressure drop. Chem Eng 1983, 90(2):99-100.
54. Shepherd C.B., Lapple C.E. Flow pattern and pressure drop in cyclone dust collectors cyclone without intel vane. Indus Eng Chem 1940, 32(9):1246-1248.
55. Rietema K. Het mechanisme van de afscheiding van fijnverdeelde stoffen in cyclonen (in dutch). De Ingenieur 1959, 71(39):ch59-ch65.
56. Hoffmann A.C., Stein L.E. Gas cyclones and swirl tubes: principle, design and operation 2008, Springer. 2nd ed.