Numerical simulation of the effects of block height on the gas-solid flow in a fuel-rich/lean burner by the hard-sphere model

Energy and Fuels

Volumn 24, Issue 12, 2010, Pages 6294-6300

  Zhou, Hao ^a   Mo, Guiyuan ^a   Cen, Kefa ^a  

^a ZHEJIANG UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

COMMERCIAL SOFTWARE; CONCENTRATION RATIO; GAS-SOLID; GAS-SOLID FLOWS; HARD-SPHERE MODELS; NUMERICAL RESULTS; NUMERICAL SIMULATION; PARTICLE DISPERSION; PARTICLE DISTRIBUTIONS; PARTICLE PARTICLE COLLISIONS; PARTICLE-PARTICLE INTERACTIONS; TWO-PHASE JET;

COMPUTATIONAL FLUID DYNAMICS; COMPUTER SIMULATION; COMPUTER SOFTWARE; DISPERSIONS; EXCHANGE INTERACTIONS; FLOW OF SOLIDS; FUELS; PARTICLE INTERACTIONS; SPHERES;

MATHEMATICAL MODELS;

EID: 78650403944     PISSN: 08870624     EISSN: 15205029     Source Type: Journal    
DOI: 10.1021/ef1013055     Document Type: Article

References (30)

1. Zhou, H.; Cen, K.; Fan, J. R. Experimental investigation on flow structures and mixing mechanisms of a gas-solid burner jet Fuel 2005, 84, 1622-1634
2. Zhou, H.; Cen, K.; Fan, J. R. Detached eddy simulation of particle dispersion in a gas-solid two-phase fuel rich/lean burner flow Fuel 2005, 84, 723-731 (Pubitemid 40146381)
3. Wei, X.; Xu, T.; Hui, S. Burning low volatile fuel in tangentially fired furnaces with fuel rich/lean burners Energy Convers. Manage. 2004, 45, 725-735
4. Xu, M.; Sheng, C.; Yuan, J. Two-phase flow measurements and combustion tests of burner with continuously variable concentration of coal dust Energy Fuels 2000, 14 (3) 533-538
5. Zhou, H.; Cen, K. F. Experimental measurements of a gas-solid jet downstream of a fuel-rich/lean burner with a collision-block-type concentrator Powder Technol. 2006, 170, 94-107
6. Fan, J. R.; Xia, Z. H.; Zhang, X. Y.; Cen, K. F. Numerical investigation on two-phase flow in rich/lean pulverized coal nozzles Fuel 2000, 79, 1853-60
7. Li, Z. Q.; Sun, R.; Wan, Z. X.; Sun, S. Z.; Wu, S. H.; Chen, L. Z. Gas-particle flow and combustion in the near-burner zone of the swirling stabilized pulverized coal burner Combust. Sci. Technol. 2003, 175, 1979-2014
8. Wicker, R. B.; Eaton, J. K. Structure of a swirling recirculating coaxial free jet and its effect on particle motion Int. J. Multiphase Flows 2001, 27, 949-970
9. Luo, K.; Klein, M.; Fan, J. R.; Cen, K. F. Effects on particle dispersion by turbulent transition in a jet Phys. Lett. A 2006, 357, 345-350 (Pubitemid 44109769)
10. Tanaka, T.; Tsuji, Y. Numerical simulation of gas-solid two-phase flow in a vertical pipe: on the effect of inter-particle collision ASME/FED Gas-Solid Flows 1991, 121, 123-128
11. Zhou, H.; Cen, K. F. Experimental Investigations on Performance of Collision-Block-Type Fuel-Rich/Lean Burner: Influence of Solid Concentration Energy Fuels 2007, 21, 718-727
12. Deen, N. G.; Solberg, T.; Hjertager, B. H. Large eddy simulation of the Gas-Liquid flow in a square cross-sectioned bubble column Chem. Eng. Sci. 2001, 56, 6341-6349
13. Ortiz-Arroyo, A.; Larachi, F. Lagrange-Euler-Euler CFD approach for modeling deep-bed filtration in trickle flow reactors Sep. Purif. Technol. 2005, 41, 155-172
14. Sanyal, J.; Vahsquez, S.; Roy, S.; Dudukovic, M. P. Numerical simulation of gas-liquid dynamics in cylindrical bubble column reactors Chem. Eng. Sci. 1999, 54, 5071-5083
15. Moreau, M.; Simonin, O.; Bédat, B. Development of Gas-Particle Euler-Euler LES Approach: A Priori Analysis of Particle Sub-Grid Models in Homogeneous Isotropic Turbulence Flow Turbulence Combust. 2010, 84, 295-324
16. Tsuji, Y.; Kawaguchi, T.; Tanaka, T. Discrete particle simulation of two-dimensional fluidized bed Powder Technol. 1993, 77, 79-87
17. Zhou, H.; Flamant, G.; Gauthier, D. DEM-LES of coal combustion in a bubbling fluidized bed Part 1: gas-solid turbulent flow structure Chem. Eng. Sci. 2004, 59, 4193-4213
18. Tsuji, T.; Yabumoto, K.; Tanaka, T. Spontaneous structures in three-dimensional bubbling gas-fluidized bed by parallel DEM-CFD coupling simulation Powder Technol. 2008, 184, 132-140
19. Cundall, P. D.; Strack, O. D. L. A discrete numerical model for granular assemblies Geotechnique 1979, 29, 47-65
20. Tsuji, Y.; Tanaka, T.; Yonemura, S. Cluster patterns in circulating fluidized beds predicted by numerical simulation (discrete particle model versus two-fluid model) Powder Technol. 1998, 95, 254-264
21. Chu, K. W.; Yu, A. B. Numerical simulation of complex particle-fluid flows Powder Technol. 2008, 179, 104-114
22. Bilrgen, H.; Levy, E. K. Mixing and dispersion of particle ropes in lean phase pneumatic conveying Powder Technol. 2001, 119, 134-152
23. Yilmaz, A.; Levy, E. K. Formation and dispersion of ropes in pneumatic conveying Powder Technol. 2001, 114, 168-185
24. Cundall, P. A.; Strack, O. D. L. Discrete numerical-model for granular assemblies Geotechnique 1979, 29, 47-65
25. Hoomans, B. P. B.; Kuipers, J. A. M.; Briels, W. J.; Van, W. P. M. Discrete particle simulation of bubble and slug formation in a two-dimensional gas-fluidisedbed: a hard-sphere approach Chem. Eng. Sci. 1996, 51, 99-118
26. Yamamoto, Y.; Potthoff, M.; Tanaka, T.; Kajishima, T.; Tsuji, Y. Large-eddy simulation of turbulent gas-particle flow in a vertical channel: effect of considering inter-particle collisions J. Fluid Mech. 2001, 442, 303-334
27. Clift, R.; Grace, J. R.; Weber, M. E. Bubbles, Drops, and Particles; Academic Press: New York, 1978.
28. Ouyang, J.; Yu, A. B.; Pan, R. H. Simulation of Gas-Solid Flow in Vertical Pipe by Hard-Sphere Model Part. Sci. Technol. 2005, 23, 47-61
29. Chu, K. W.; Yu, A. B. Numerical Simulation of the Gas-Solid Flow in Three-Dimensional Pneumatic Conveying Bends Ind. Eng. Chem. Res. 2008, 47, 7058-7071
30. Wang, L. P.; Wexler, A. S.; Zhou, Y. Statistical mechanical description and modeling of turbulent collision of inertial particles J. Fluid Mech. 2000, 415, 117-153