Solid flow rate prediction in silo discharge of aerated cohesive powders

AIChE Journal

Volumn 53, Issue 9, 2007, Pages 2240-2253

  Barletta, Diego ^a   Donsi, Giorgio ^a   Ferrari, Giovanna ^a   Poletto, Massimo ^a   Russo, Paola ^a  

^a UNIVERSITY OF SALERNO   (Italy)

Author keywords

Aerated powders; Cohesive powders; Fluidization; Powder flow properties; Silo discharge; Solid flow rate

Indexed keywords

FLUIDIZATION; MEASUREMENT THEORY; PARAMETER ESTIMATION; PARTICLE SIZE; RHEOLOGY; SHEAR STRESS;

AERATED POWDERS; PHOTOGRAPHIC TECHNIQUES; REASONABLE ACCURACY; SILO DISCHARGE;

FLOW OF SOLIDS;

FLOW OF SOLIDS; FLUIDIZATION; MEASUREMENT THEORY; PARAMETER ESTIMATION; PARTICLE SIZE; RHEOLOGY; SHEAR STRESS;

PORIA COCOS;

EID: 34548567183     PISSN: 00011541     EISSN: 15475905     Source Type: Journal    
DOI: 10.1002/aic.11212     Document Type: Article

References (23)

1. Crewdson BJ, Ormond AL, Nedderman RM. Air-impeded discharge of fine particles from a hopper. Powder Technol. 1977;16:197-207.
2. Beverloo WA, Leniger HA, van de Velde J. The flow of granular material through orifices. Chem Eng Sci. 1961;15:260-269.
3. Geldart D. Types of gas fluidization. Powder Technol. 1973;7:285-292.
4. Geldart D, Williams JC. Flooding from hoppers: Identifying powders likely to give problems. Powder Technol. 1985;43:181-183.
5. Jenike AW. Gravity flow of bulk solids. Bulletin n.108 of the Utah Engineering Experimental Station, University of Utah, Salt Lake City, UT. 1961:52;29.
6. Ouwerkerk CED, Molenaar HJ, Frank MJW. Aerated bunker discharge of fine dilating powders. Powder Technol. 1992;72:241-253.
7. Ferrari G, Bell TA. Effect of aeration on the discharge behavior of powders. Powder Handling and Processing. 1998;10:269-274.
8. Altiner HK. Flow of solids from aerated hoppers: effect of aeration methods. AIChE Symp Ser. 1983;222:55-59.
9. De Jong JAH, Hoelen QEJJM. Cocurrent gas and particle flow during pneumatic discharge from a bunker trough an orifice. Powder Technol. 1975;12:201-208.
10. Massimilla L, Betta V, Della Rocca CA. Study of streams of solids flowing from solid-gas fluidized beds. AIChE J. 1961;7:502-508.
11. Kurtz HP, Rumpf H. Flow processes in aerated silos. Powder Technol. 1975;11:147-156.
12. rd World Congress on Particle Technology. Brighton, UK. July 6-9, 1998:322.
13. Donsì G, Ferrari G, Poletto M, Russo P. Gas pressure measurements inside an aerated hopper. Chem Eng Res Des. 2004;82:72-84.
14. Donsì G, Ferrari G, Poletto M, Russo P. Aggregative behavior of cohesive magnesium carbonate powders in fluidization and aerated discharge. KONA. 2003;21:54-66.
15. Wang Z, Kwauk M, Li H. Fluidization of fine particles. Chem Eng Sci. 1998;53:377-395.
16. Pacek AW, Nienow AW. Fluidisation of very dense hardmetal powders. Powder Technol. 1990;60:145-158.
17. Mikami T, Kamiya H, Horio M. Numerical simulation of cohesive powder behavior in a fluidized bed. Chem Eng Sci. 1998;53:1927-1940.
18. Russo P, Chirone R, Massimilla L, Russo S. The influence of the frequency of acoustic waves on sound-assisted fluidization of beds of fine particles. Powder Technol. 1995;82:219-30.
19. Rumpf H. The strength of granules and agglomerates. In: Knepper WA. Agglomeration. New York: John Wiley & Sons, Inc; 1962: 379-418.
20. Kendall K, Afford NMcN, Birchall JD. Elasticity of particle assemblies as a measure of the surface energy of solids. Proc R Soc Lond. 1987;A412:269-283.
21. Schulze D. Measurement of the flowability of bulk solids. In: Brown CJ, Nielsen J. Silos. London: E&F Spon; 1998:18-52.
22. Krupp H. Particle adhesion theory and experiment. Advan Colloid Interface Sci. 1967; 1:111-239.
23. Suzuki M, Sato H, Hasegawa M, Hirota H. Effect of size distribution on tabbing properties of fine powders. Powder Technol. 2001;118:53-57.