CFD simulation of mixing characteristics in stirred tank by Smith turbine

Huagong Xuebao/CIESC Journal

Volumn 61, Issue 9, 2010, Pages 2305-2313

  Qi, Nana ^a,b   Wu, Guiying ^a   Wang, Hui ^a,c   Zhang, Kai ^a,d   Zhang, Hu ^b  

^a CHINA UNIVERSITY OF PETROLEUM   (China)

^b UNIVERSITY OF ADELAIDE   (Australia)

^c Beijing Aerospace Wanyuan Coal Chemical Engineering Technology Company Limited   (China)

^d NORTH CHINA ELECTRIC POWER UNIVERSITY   (China)

Author keywords

CFD simulation; Mixing characteristics; Smith turbine; Stirred tank

Indexed keywords

CFD SIMULATIONS; CFX10.0; CONCENTRATION DISTRIBUTIONS; DESIGN VALUE; EXPERIMENTAL WORKS; FLUID FIELD; FUTURE DESIGNS; MIXING CHARACTERISTICS; MIXING TIME; MONITORING POINTS; MULTIPLE-REFERENCE FRAMES; NUMERICAL RESULTS; PATTERN CHANGE; RELATIVE ROTATION; SINGLE LOOP; SMITH TURBINE; STIRRED TANK; TANK STIRRED;

COMPUTATIONAL FLUID DYNAMICS; FLOW PATTERNS; MIXING; TURBINES; TURBULENCE MODELS;

COMPUTER SIMULATION;

EID: 77957777603     PISSN: 04381157     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (23)

1. Jahoda M, Tomášková L, Moštěk M. CFD prediction of liquid homogenisation in a gas-liquid stirred tank. Chem. Eng. Res. Des., 2009, 87(4): 460-467
2. Javed K H, Mahmud T, Zhu J M. Numerical simulation of turbulent batch mixing in a vessel agitated by a Rushton turbine. Chem. Eng. & Proc., 2006, 45(2): 99-112
3. Zhang H, Wang W X, Fan S D. Power consumption and mixing in a miniaturised bioreactor. Progr. Nat. Sci., 2005, 15(13): 117-123
4. Ochieng A, Onyango M S, Kumar A, Kiriamiti K, Musonge P. Mixing in a tank stirred by a Rushton turbine at a low clearance. Chem. Eng. & Proc., 2008, 47(5): 842-851
5. Wang Zheng, Mao Zaisha, Shen Xiangqian. Numerical simulation of macroscopic mixing in a Rushton impeller stirred tank. The Chinese Journal of Process Engineering, 2006, 6(6): 857-863
6. Hong Housheng, Tao Hui, Zhang Qingwen. Numerical simulation of influence of impeller clearance in agitated vessels on flow field structure and power consumption. China Synthetic Rubber Industry, 2008, 31(1): 9-13
7. Zhou Guozhong, Wang Yingchen, Shi Litian. CFD study of mixing process in stirred tank. Journal of Chemical Industry and Engineering(China), 2003, 54(7): 886-890
8. Liu Minshan, Zhang Lina, Dong Qiwu. Numerical simulation of mixing characteristics in a stirred tank with 45° pitched blade turbines impellers. Journal of Zhengzhou University: Engineering Science, 2008, 29(1): 1-4
9. Junker B H, Mann Z, Hunt G. Retrofit of CD-6(Smith) impeller in fermentation vessels. Appl. Biochem. Biotechnol., 2000, 89(1): 67-83
10. Lü Weiming, Wu Hongzhang. Characteristics of the Smith turbine impeller in an aerated stirred vessel. J. Chin. Inst. Chem. Engrs., 2001, 32(3): 193-204
11. Lupǎşteanu A, Galaction A, Caşcaval D. Comparative evaluation of radial impellers efficiency for bioreactors with stirred bed of immobilized cells(I): Disperser sawtooth and smith turbine. Roumanian Biotechnological Letters, 2008, 13(4): 3821-3836
12. Miao Yi, Pan Jiazhen, Niu Guorui, Min Jian, Gao Zhengming. Mixing in stirred tanks with multiple impellers. Journal of East China University of Science and Technology: Natural Science Edition, 2006, 32(3): 357-360
13. Naude I, Xuereb C, Bertrand J. Direct prediction of the flows induced by a propeller in an agitated vessel using an unstructured mesh. Can. J. Chem. Eng., 1998, 76(3): 631-640
14. Miao Yi, Pan Jiazhen, Zhang Guojuan, Min Jian, Gao Zhengming. Numerical simulation of mixing process in stirred tanks with dual Rushton turbines. Journal of East China University of Science and Technology: Natural Science Edition, 2006, 32(3): 352-356
15. Luo J Y, Gosman A D, Issa R I, Middleton J C, Fitzgerald M K. Full flow field computation of mixing in baffled stirred vessel. Chem. Eng. Res. Des., 1993, 71(3): 342-344
16. Dong L, Johansen S T, Engh T A. Flow induced by an impeller in an unbaffled tank(II): Numerical modelling. Chem. Eng. Sci., 1994, 49(20): 3511-3518
17. Brucato A, Ciofalo M, Grisafi F, Micale G. Numerical prediction of flow fields in baffled stirred vessels: a comparison of alternative modeling approaches. Chem. Eng. Sci., 1998, 53(21): 3653-3684
18. Kim H T, Rhee B W, Park J H. CFX simulation of high temperature thermal-chemical experiment: CS28-2. Ann. Nucl. Energ., 2008, 35(4): 677-689
19. Rhie C M, Chow W L. Numerical study of the turbulent flow past an airfoil with trailing edge separation. AIAA J, 1983, 21(11): 1525-1532
20. Montante G, Lee K C, Brucato A, Yianneskis M. Experiments and predictions of the transition of the flow pattern with impeller clearance in stirred tanks. Comput. Chem. Eng., 2001, 25(4/5/6): 729-735
21. Post Mixing Optimization and Solutions[EB/OL]. http://www.postmixing.com/mixing%20forum/impellers/rs.htm
22. Li Zhipeng. Experimental investigation and numerical simulation of flow characteristics in vessels stirred by disc turbines[D]. Beijing: Beijing University of Chemical Technology, 2007
23. Sivashanmugam P, Prabhakaran S. Simulation of an effect of a baffle length on the power consumption in an agitated vessel. Int. J. Food Eng., 2008, 4(2): A3