Numerical investigation into the effects of wall roughness on a gas-particle flow in a 90° bend

International Journal of Heat and Mass Transfer

Volumn 51, Issue 5-6, 2008, Pages 1238-1250

  Tian, Z F ^a   Inthavong, K ^a   Tu, J Y ^a   Yeoh, G H ^b  

^a RMIT UNIVERSITY   (Australia)

^b AUSTRALIAN NUCLEAR SCIENCE AND TECHNOLOGY ORGANISATION   (Australia)

Author keywords

90 bend; CFD; Gas particle flow; Particle wall collision; Wall roughness

Indexed keywords

COMPUTATIONAL FLUID DYNAMICS; COMPUTER SIMULATION; SURFACE ROUGHNESS;

GAS-PARTICLE FLOW; PARTICLE-WALL COLLISION; WALL ROUGHNESS;

FLOW OF GASES;

COMPUTATIONAL FLUID DYNAMICS; COMPUTER SIMULATION; FLOW OF GASES; SURFACE ROUGHNESS;

EID: 39149114399     PISSN: 00179310     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijheatmasstransfer.2007.12.005     Document Type: Article

References (16)

1. Sommerfeld M. Modelling of particle-wall collisions in confined gas-particle flows. Int. J. Multiphase Flow 18 6 (1992) 905-926
2. Matsumoto S., and Saito S. Monte Carlo simulation of horizontal pneumatic conveying based on the rough wall model. J. Chem. Eng. Jpn. 3 (1970) 223-230
3. Grant G., and Tabakoff W. Erosion prediction in turbomachinery resulting from environmental solid particles. J. Aircraft 12 5 (1975) 471-478
4. Brach R.M., and Dunn P.F. Models of rebound and capture for oblique microparticle impact. Aerosol Sci. Technol. 29 (1998) 379-388
5. Sommerfeld M., and Huber N. Experimental analysis and modelling of particle-wall collisions. Int. J. Multiphase Flow 25 (1999) 1457-1489
6. Kussin J., and Sommerfeld M. Experimental studies on particle behaviour and turbulence modification in horizontal channel flow with different wall roughness. Exp. Fluids 33 (2002) 143-159
7. Benson M., Tanaka T., and Eaton J.K. Effects of wall roughness on particle velocities in a turbulent channel flow. J. Fluids Eng. 127 (2005) 250-256
8. Squires K.D., and Simonin O. LES-DPS of the effect of wall roughness on dispersed phase transport in particle-laden turbulent channel flow. Int. J. Heat Fluid Flow 27 (2006) 619-629
9. Tu J.Y., and Fletcher C.A.J. Numerical computation of turbulent gas-solid particle flow in a 90° bend. AICHE J. 41 (1995) 2187-2197
10. Kliafa Y., and Holt M. LDV measurements of a turbulent air-solid two-phase flow in a 90° bend. Exp. Fluids 5 (1987) 73-85
11. Tian Z.F., Tu J.Y., and Yeoh G.H. Numerical simulation and validation of dilute gas-particle flow over a backward-facing step. Aerosol Sci. Technol. 39 (2005) 319-332
12. Tian Z.F., Tu J.Y., and Yeoh G.H. Numerical modelling and validation of gas-particle flow in an in-line tube bank. Comput. Chem. Eng. 31 (2007) 1064-1072
13. Fluent User's Guide, Version 6.2., 2005 (Chapters 11 and 23).
14. Yakhot V., and Orszag S.A. Renormalization group analysis of turbulence: I. Basic theory. J. Sci. Comput. 1 (1986) 3-51
15. Morsi S.A., and Alexander A.J. Investigation of particle trajectories in 2-phase flow systems. J. Fluid Mech. 55 (1975) 193-208
16. Elghobashi S. On the predicting particle-laden turbulent flows. Appl. Sci. Res. 52 (1994) 309-329