A CFD study of the deep bed filtration mechanism for submicron/nano-particle suspension

Water Science and Technology

Volumn 50, Issue 12, 2004, Pages 255-264

  Tung, Kuo Lun ^a   Chang, Y L ^a   Lai, J Y ^a   Chang, C H ^a   Chuang, C J ^a  

^a CHUNG YUAN CHRISTIAN UNIVERSITY   (Taiwan)

Author keywords

CFD; Computer simulation; Deep bed filtration; Nanoparticle; Packing structure; Trajectory analysis

Indexed keywords

COMPUTATIONAL FLUID DYNAMICS; COMPUTER SIMULATION; DRAG; NANOSTRUCTURED MATERIALS; POROSITY; PROBABILITY;

DEEP BED FILTRATION; PACKED GRANULAR BEDS; SIMPLE CUBIC PACKING; SUSPENDED PARTICLES FLOW PATH;

BIOLOGICAL FILTER BEDS;

NANOPARTICLE;

FILTRATION; NANOTECHNOLOGY; SUSPENDED LOAD; WASTEWATER TREATMENT;

ARTICLE; CALCULATION; COMPUTER ANALYSIS; COMPUTER PROGRAM; CONTROLLED STUDY; FILTER; GRAVITY; HYDRAULIC CONDUCTIVITY; NANOFILTRATION; PARTICLE SIZE; POROSITY; PRESSURE; SUSPENSION;

FILTRATION; HYDRAULICS; POROSITY; PROBABILITY;

EID: 13444257419     PISSN: 02731223     EISSN: None     Source Type: Journal    
DOI: 10.2166/wst.2004.0721     Document Type: Article

References (20)

1. Ansell, G.C. and Dickinson, E. (1986). Sediment formation by Brownian dynamic simulation: effect of colloidal and hydrodynamic interaction on the sediment structure. J. Chem. Phys., 85, 4079-4086.
2. Bai, R. and Tien, C. (2000). Effect of deposition in deep-bed filtration: determination and search of rate parameters. J. Colloid and Inter. Sci., 231, 299-311.
3. Burganos, V.N., Paraskeva, C.A., Christofides, P.D. and Payatakes, A.C. (1994). Motion and deposition of non-Brownian particles in upflow collectors. Separa. Technol., 4, 47-54.
4. Chung, C.J. and Li, K.Y. (1997). Effect of coagulant dosage and grain size on the performance of direct filtration. Separa. and Purif. Technol., 12, 229-241.
5. Clayfield, E.J., Lumb, E.C. and Mackey, P.H. (1971). Retarded dispersion forces in colloidal particles - exact integration of the Casimir and Polder equation. J. of Colloid Interface Sci., 37 382-389.
6. Goren, S.L. (1979). The hydrodynamic force resisting the approach of a sphere to a plan permeable wall. J. Colloid Interface Sci., 69, 78-85.
7. Hunter, R.J. (1987). Foundations of Colloid Science. Oxford University Press, New York.
8. Jegatheesan, V. and Vigneswaran, S. (1997). The effect of concentration on the early stages of deep bed filtration of submicron particles. Wat. Res., 31(11), 2910-2913.
9. Jegatheesan, V. and Vigneswaran, S. (2000). Transient stage deposition of submicron particles in deep bed filtration under unfavorable conditions. Wat. Res., 34(7), 2119-2131.
10. Lu, W.M., Lai, C.C. and Hwang, K.J. (1995). Constant pressure filtration of submicron particles. Separa. Technol., 5, 45-53.
11. Lu, W.M., Tung, K.L. and Hwang, K.J. (1997). Effect of woven structure on transient characteristics of cake filtration. Chem. Eng. Sci., 52(11), 1743-1756.
12. Lu, W.M. (2000). Activities of liquid filtration and purification technology related to industries and future trends in Taiwan. Proc. of 2000 Millennium Memorial Symp. of the association of Liquid and Purification Industry, Invited Lecture, Hayama, Japan, Oct. 5-6.
13. Payatakes, A.C., Turian, R.M. and Tien, C. (1973). A new model for granular porous media. AlCAE J., 19, 58-73.
14. Payatakes, A.C., Turian, R.M. and Tien, C. (1974). Trajectory calculation of particle deposition in deep bed filtration. AlChE J. 20, 1889-1905.
15. Saffman, P.G. (1965). The lift on a small sphere in a slow shear flow. J. Fluid Mech., 22, 385.
16. Sonntag, H. and Strenge, K. (1980). Coagulation Kinetics and Formation. Uplands Press, England.
17. Stephan, E.A. and Chase, G.G. (2000). Development of volume-average theory for deep-bed filtration. AIChE J., 46 10), 1918-1926.
18. Ta, C.T. (2001). A CFD approach to understanding the flow through filter media. Proc. Advances in Rapid Granular Filtration in Water Treatment, CIWEM/Terence Dalton, Lavenham, UK, pp 353-360.
19. Tien, C., Turian, R.M. and Pendse, H. (1979). Simulation of dynamic behavior of deep bed filters. AIChE J., 25(3), 385-395.
20. Vigneswaran, S. and Tien, C. (1987). Transien behavior of deep-bed filtration of Brownian particles. Chem. Eng. Sci., 42 11), 2729-2739.