Characterization of the high kinetic energy dissipation of the Flocs Generator Reactor (FGR)

International Journal of Mineral Processing

Volumn 85, Issue 1-3, 2007, Pages 41-49

  Carissimi, E ^a   Miller, J D ^b   Rubio, J ^a  

^a FEDERAL UNIVERSITY OF RIO GRANDE DO SUL   (Brazil)

^b UNIVERSITY OF UTAH   (United States)

Author keywords

Coiled reactor; Flocculation; Hydrodynamic; Stirred vessel

Indexed keywords

CHEMICAL REACTORS; COMPUTATIONAL GEOMETRY; FLOCCULATION; HYDRODYNAMICS; PARAMETER ESTIMATION; REYNOLDS NUMBER;

COILED REACTOR; STIRRED VESSEL;

KINETIC ENERGY;

EID: 35448971876     PISSN: 03017516     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.minpro.2007.08.001     Document Type: Article

References (32)

1. Aubin J., and Xuereb C. Design of multiple impeller stirred tanks for the mixing of highly viscous fluids using CFD. Chemical Engineering Science 61 9 (2006) 2913-2920
2. Berger S.A., Talbot L., and Yao L.-S. Flow in curved pipes. Annual Review of Fluid Mechanics 15 (1983) 461-512
3. Bouyer D., Coufort C., Line A., and Do-Quand Z. Experimental analysis of floc size distributions in a 1-L jar under different hydrodynamics and physicochemical conditions. Journal of Colloid and Interface Science 292 (2005) 413-428
4. Bratby J. Coagulation and Flocculation (1980), Uplands Press Ltd, England 354 p.
5. Buwa V., Dewan A., Nassar A.F., and Durst F. Fluid dynamics and mixing of single-phase flow in a stirred vessel with a grid disc impeller: experimental and numerical investigations. Chemical Engineering Science 61 9 (2006) 2815-2822
6. Capponi F., Sartori M., Souza M.L., and Rubio J. Modified column flotation of adsorbing iron hydroxide colloidal precipitates. International Journal of Mineral Processing 79 (2006) 167-173
7. Carissimi E., and Rubio J. The flocs generator reactor - FGR: a new basis for flocculation and solid-liquid separation. International Journal of Mineral Processing 75 3-4 (2005) 237-247
8. Chen L.A., Serad G.A., and Carbonell R.G. Effect of mixing conditions on flocculation kinetics of wastewaters containing proteins and other biological compounds using fibrous materials and polyelectrolytes. Brazilian Journal of Chemical Engineering 15 4 (1998) 358-368
9. Elmaleh S., and Jabbouri A. Flocculation energy requirement. Water Research 25 8 (1991) 939-943
10. Galier S., Issanchou S., Moulin P., Clifton M.J., and Aptel P. Electrochemical measurement of velocity gradient at the wall of a helical tube. American Institute of Chemical Engineers 49 8 (2003) 1972-1979
11. Gregory J. Flocculation in laminar tube flow. Chemical Engineering Science 36 11 (1981) 1789-1794
12. Gregory J. Laminar dispersion and the monitoring of flocculation processes. Journal of Colloid and Interface Science 118 2 (1987) 397-409
13. Gregory J. Polymer adsorption and flocculation in sheared suspensions. Colloids and Surfaces 31 (1988) 231-253
14. Hameed M.S., Muhammed T.J., and Sapre A.A. Improved technique for river water flocculation. Filtration & Separation (1995) 63-68 Janeiro
15. Himmelsbach W., Houlton D., Ortlieb D., and Lovallo M. New advances in agitation technology for exothermic reactions in very large reactors. Chemical Engineering Science 61 9 (2006) 3044-3052
16. Jarvis P., Jefferson B., Gregory J., and Parsons S.A. A review of floc strength and breakage. Water Research 39 (2005) 3121-3137
17. Leentvaar J., and Rebhun M. Strength of ferric hydroxide flocs. Water Research 17 8 (1983) 895-902
18. Metcalf, and Eddy. Wastewater engineering: treatment and reuse. In: Tchobanoglous G., Burton F.L., and Stensel H.D. (Eds). Metcalf & Eddy, Inc. 4th edition (2003), McGraw Hill 1819 p.
19. Minsker K.S., Zakharov V.P., and Berlin A.A. Plug-flow tubular turbulent reactors: a new type of industrial apparatus. Theoretical Foundations of Chemical Engineering 35 2 (2001) 172-177
20. In: Parekh B.K., and Miller J.D. (Eds). Advances in Flotation Technology (1999), Society for Mining, Metallurgy and Exploration, Inc (SME), Littleton
21. Rice M., Hall J., Papadakis G., and Yianneskis M. Investigation of laminar flow in a stirred vessel at low Reynolds numbers. Chemical Engineering Science 61 9 (2006) 2762-2770
22. Rosa J.J., and Rubio J. The FF (flocculation-flotation) process. Minerals Engineering 18 7 (2005) 701-707
23. Rubio J. Unconventional flocculation and flotation. In: Ralston J., Miller J., and Rubio J. (Eds). Flotation and Flocculation: from Fundamentals to Applications, Proceedings1/4 from Strategic Conference and Workshop (2002), Snap, Medindie, Hawaii 17-32
24. Rubio J., Souza M.L., and Smith R.W. Overview of flotation as a wastewater treatment technique. Minerals Engineering 15 (2002) 139-155
25. Runkana V., Somasundaran P., and Kapur P.C. A population balance model for flocculation of colloidal suspensions by polymer bridging. Chemical Engineering Science 61 (2006) 182-191
26. Thomas D.N., Judd S.J., and Fawcett N. Flocculation modelling: a review. Water Research 33 7 (1999) 1579-1592
27. Thomson D.L., Bayazitoglu Y., and Meade A.J. Series solution of low Dean and Germano flows in helical rectangular ducts. International Journal of Thermal Sciences 40 11 (2001) 937-948
28. Ujhidy A., Németh J., and Szépvölgyi J. Fluid flow in tubes with helical elements. Chemical Engineering and Processing 42 (2003) 1-7
29. Wagner E.G., and Pinheiro R.G. Upgrading Water Treatment Plants. 1st edition (2001), World Health Organization 227 p.
30. Webster D.R., and Humprey J.A.C. Traveling wave instability in helical coil flow. Physics Fluid 9 2 (1997) 407-418
31. Yamamoto K., Shinichiro Y., and Jiang R. Stability of the flow in a helical pipe. Fluid Dynamics Research 22 (1998) 153-170
32. Yamamoto K., Arivowo A., Hayamizu Y., Hirose T., and Kawahara K. Visualization of the flow in a helical pipe. Fluid Dynamics Research 30 (2002) 251-267