The effect of modeling of velocity fluctuations on prediction of collection efficiency of cyclone separators

Applied Mathematical Modelling

Volumn 37, Issue 8, 2013, Pages 5774-5789

  Shukla, Sujeet Kumar ^a,b   Shukla, Prashant ^a   Ghosh, Pradyumna ^a  

^a BANARAS HINDU UNIVERSITY   (India)

^b ICAR CENTRAL INSTITUTE FOR RESEARCH ON COTTON TECHNOLOGY   (India)

Author keywords

Collection efficiency; Cyclone separator; Dynamic Smagorinsky Lilly model; Large eddy simulation (LES); Reynolds stress turbulence model (RSTM); Velocity fluctuations

Indexed keywords

A1. LARGEEDDY SIMULATIONS (LES); CFD CODES; COLLECTION EFFICIENCY; EULERIAN-LAGRANGIAN; EXPERIMENTAL OBSERVATION; GAS-SOLID FLOWS; MEAN FLOW FIELDS; MODELING APPROACH; REYNOLDS STRESS TURBULENCE MODEL; SIMULATED RESULTS; SMALL PARTICLES; VELOCITY FLUCTUATIONS; VORTEX CORES;

COMPUTATIONAL FLUID DYNAMICS; CYCLONE SEPARATORS; FORECASTING; LARGE EDDY SIMULATION; REYNOLDS NUMBER; STORMS; TURBULENCE MODELS; VELOCITY;

EFFICIENCY;

EID: 84874557639     PISSN: 0307904X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.apm.2012.11.019     Document Type: Article

References (58)

1. Hoffmann A.C., Stein L.E. Gas Cyclones and Swirl Tubes: Principles, Design and Operation 2002, Springer-Verlag, Heidelberg, NY, US.
2. Karagoz I., Avci A. Modeling of the pressure drop in tangential inlet cyclone separators. Aerosol Sci. Technol. 2005, 39(9):857-865.
3. Wong W.O., Wang X.W., Zhou Y. Turbulent flow structure in a cylinder-on-cone cyclone. J. Fluids Eng. 2007, 129(9):1179-1185.
4. Gimbun J., Choong T.S.Y., Fakhru'I-Razi A. A CFD study on the prediction of cyclone collection efficiency. Int. J. Comput. Methods Eng. Sci. Mech. 2005, 6:161-168.
5. Stairmand C.J. The design and performance of cyclone separators. Trans. Inst. Chem. Eng. 1951, 29:356-372.
6. Lapple C.E. Process use many collectors type. Chem. Eng. 1951, 58(5):144-151.
7. Barth W. Design and layout of the cyclone separator on the basis of new investigations. Brennst.-Wanne-Kraft 1956, 8:1-9.
8. Muschelknautz E. Die berechnung von zyklonabscheidern für gase. Chemie-Ing.-Techn. 1972, 44(1):63-71.
9. Cortés C., Gil A. Modeling the gas and particle flow inside cyclone separators. Prog. Energy Combust. Sci. 2007, 33:409-452.
10. Gupta R., Kaulaskar M.D., Kumar V., Sripriya R., Meikap B.C., Chakraborty S. Studies on the understanding mechanism of air core and vortex formation in a hydrocyclone. Chem. Eng. J. 2008, 144:153-166.
11. Griffiths W.D., Boysan F. Computational fluid dynamics (CFD) and empirical modeling of the performance of a number of cyclone samplers. J. Aerosol Sci. 1996, 27(2):281-304.
12. Kaya F., Karagoz I. Numerical investigation of performance characteristics of a cyclone prolonged with a dipleg. Chem. Eng. J. 2009, 151(1-3):39-45.
13. Gimbun J. CFD simulation of aerocyclone hydrodynamics and performance at extreme temperature. Eng. Appl. Comput. Fluid Mech. 2008, 2(1):22-29.
14. Slack M.D., Prasad R.O., Bakker A., Boysan F. Advances in cyclone modeling using unstructured grids. Trans. Inst. Chem. Eng. Part A 2000, 78:1098-1104.
15. 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, 48:1175-1197.
16. Jiao J., Liu Z., Zhang Y. Evaluations and modifications on Reynolds stress model in cyclone simulations. Chem. Eng. Technol. 2007, 30(1):15-20.
17. A.J. Hoekstra, Gas flow field and collection efficiency of cyclone separators, TU Delft, Ph.D. Thesis, Delft University of Technology, Netherlands, 2000.
18. 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. 2011, 22(2):209-219.
19. Chen J., Liu X. Simulation of a modified cyclone separator with a novel exhaust. Sep. Purif. Technol. 2010, 73(2):100-105.
20. Derksen J.J., van den Akkar H.E.A., Sundaresan S. Two-way coupled large-eddy simulation of gas-solid flow in cyclone separators. AIChE J. 2008, 54(4):872-885.
21. Elsayed K., Lacor C. The effect of cyclone inlet dimensions on the flow pattern and performance. Appl. Math. Model. 2011, 35:1952-1968.
22. Boysan F., Ayers W.H., Swithenbank J. A fundamental mathematical modeling approach to cyclone design. Trans. Inst. Chem. Eng. 1982, 60:222-230.
23. Horvath A., Jordan C., Harasek M. Influence of vortex-finder diameter on axial gas flow in simple cyclone. Chem. Prod. Process Model. 2008, 3(1):1-26.
24. Raoufi A., Shams M., Kanani H. CFD analysis of flow field in square cyclones. Powder Technol. 2008, 191(3):349-357.
25. Qian F., Wu Y. Effects of inlet section angle on separation performance of a cyclone. Chem. Eng. Res. Des. 2009, 87:1567-1572.
26. Wang B., Xu D.L., Chu K.W., Yu A.B. Numerical study of gas-solid flow in a cyclone separator. Appl. Math. Model. 2006, 30:1326-1342.
27. Shukla S.K., Shukla P., Ghosh P. Evaluation of numerical schemes for dispersed phase modeling of cyclone separators. Eng. Appl. Comput. Fluid Mech. 2011, 5(2):235-246.
28. Derksen J.J. Separation performance predictions of a Stairmand high efficiency cyclone. AIChE J. 2003, 49(6):1359-1371.
29. Derksen J.J., Sundaresan S., van den Akker H.E.A. Simulation of mass-loading effects in gas-solid cyclone separators. Powder Technol. 2006, 163:59-68.
30. de Souza F.J., Salvo R.D.V., Martins D.A.D.M. Large eddy simulation of the gas-particle flow in cyclone separators. Sep. Purif. Technol. 2012, 94:61-70.
31. Safikhani H., Akhavan-Behabadi M.A., 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.
32. Kaya F., Karagoz I. Performance analysis of numerical schemes in highly swirling turbulent flows in cyclones. Curr. Sci. 2008, 94(10):1273-1278.
33. Gronald G., Derksen J.J. Simulating turbulent swirling flow in a gas cyclone: a comparison of various modeling approaches. Powder Technol. 2011, 205:160-171.
34. C. Fredriksson, Exploratory experimental and theoretical studies of cyclone gasification of wood powder, Department of Mechanical Engineering, Ph.D. Thesis, Lulea University of Technology, Lulea, Sweden, 1999.
35. H. Shalaby, On the potential of large eddy simulation to simulate cyclone separators, Department of Mechanics, Ph.D. Thesis, Chemnitz University of Technology, Chemnitz, Germany, 2007.
36. Xiaodong L., Jianhua Y., Yuchun C., Mingjiang N., Kefa C. Numerical simulation of the effects of turbulence intensity and boundary layer on separation efficiency in a cyclone separator. Chem. Eng. J. 2003, 95:235-240.
37. Zhao B. Development of a new method for evaluating cyclone efficiency. Chem. Eng. Process. 2005, 44(4):447-451.
38. Wilcox D.C. Turbulence Modeling for CFD 1994, DCW Industries, Inc., California, US.
39. Fluent-UG, Fluent Inc., FLUENT 6.3 User's Guide, Lebanon, NH, 2006.
40. Lien F.S., Leschziner M.A. Assessment of turbulence-transport models including non-linear RNG eddy-viscosity formulation and second-moment closure for flow over a backward-facing step. Comput. Fluids 1994, 23(8):983-1004.
41. A.N. Kolmogorov, Local structure of turbulence in Incompressible viscous fluid for very large Reynolds number, Doklady Akademii Nauk, SSSR, vol. 30, 1941, pp. 299-303.
42. Lesieur M., Métais O., Comte P. 2005, Cambridge University Press, New York. Large Eddy Simulations of Turbulence.
43. Smagorinsky J. General circulation experiments with the primitive equations I. The basic experiment. Mon. Weather Rev. 1963, 91(3):99-164.
44. Germano M., Piomelli U., Moin P., Cabot W.H. A dynamic subgrid scale eddy viscosity model. Phys. Fluids A 1991, 3(7):1760-1765.
45. Lilly D.K. A proposed modification of the Germano subgrid-scale closure method. Phys. Fluids A 1991, 4(3):633-635.
46. Crowe C.T., Sommerfeld M., Tsuji Y. Multiphase Flows with Droplets and Particles 1998, CRC Press, Boca Raton, FL, USA.
47. Morsi S.A., Alexander A.J. An investigation of particle trajectories in two-phase flow systems. J. Fluid Mech. 1972, 55:193-208.
48. Wang Q., Squires K.D., Chen M., McLaughlin J.B. On the role of the lift force in turbulence simulations of particle deposition. Int. J. Multiphase Flow 1997, 23(4):749-763.
49. Li A., Ahmadi G. Dispersion and deposition of spherical particles from point sources in a turbulent channel flow. Aerosol Sci. Technol. 1992, 16:209-226.
50. A. Gorton-Hölgerth, Calculation and measurement of flow-fields and particle track in a gas cyclone, Institute of Process and Particle Engineering, Ph.D. Thesis, Technical University of Graz, Austria, 1999.
51. Gong A.L., Wang L.Z. Numerical study of gas phase flow in cyclones with the repds. Aerosol Sci.Technol. 2004, 38:506-512.
52. Shalaby H., Wozniak K., Wozniak G. Numerical calculation of particle-laden cyclone separator flow using LES. Eng. Appl. Comput. Fluid Mech. 2008, 2(4):382-392.
53. van Doormaal J.P., Raithby G.D. Enhancement of the simple method for predicting in-compressible fluid flows. Numer. Heat Transfer 1984, 7:147-163.
54. Launder B.E., Reece G.J., Rodi W. Progress in the development of a Reynolds-stress turbulence closure. J. Fluid Mech. 1975, 68(3):537-566.
55. 2 mixture. Arch. Combust. 2010, 30(3).
56. 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.
57. Solero G., Coghe A. Experimental fluid dynamic characterization of a cyclone chamber. Exp. Therm. Fluid Sci. 2002, 27:87-96.
58. Jiao J., Zheng Y., Sun G. Numerical simulation of fine particle separation in a rotational tube separator. China Particuol. 2005, 3(4):219-223.