Alternating mixing tabs in multifunctional heat exchanger-reactor

Chemical Engineering and Processing: Process Intensification

Volumn 49, Issue 7, 2010, Pages 653-661

  Habchi, Charbel ^a,b   Lemenand, Thierry ^a   Valle, Dominique Della ^a   Peerhossaini, Hassan ^a  

^a CNRS   (France)

^b Agence de l'Environnement et de la Maitrise de l'Energie ADEME   (France)

Author keywords

Micromixing; Multifunctional heat exchanger reactor; Process intensification; Static mixer; Turbulence energy dissipation; Vortex generators

Indexed keywords

CHEMICAL REACTIONS; ENERGY DISSIPATION; HEAT EXCHANGERS; HEAT TRANSFER; MIXERS (MACHINERY); MIXING; TURBULENCE; VORTICITY;

MICRO-MIXING; MULTIFUNCTIONAL HEAT EXCHANGERS; PROCESS INTENSIFICATION; STATIC MIXERS; TURBULENCE ENERGY; VORTEX GENERATORS;

VORTEX FLOW;

EID: 77955923501     PISSN: 02552701     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cep.2009.07.003     Document Type: Article

References (25)

1. Peerhossaini H. On the effect of streamwise vortices on wall heat transfer. Compact Heat Exchangers for Process Industries 1997, Begell House Publishers, New York. R. Shah (Ed.).
2. Toé R., Ajakh A., Peerhossaini H. Heat transfer enhancement by Görtler instability. Int. J. Heat Fluid Flow 2002, 23:194-204.
3. Momayez L., Dupont P., Peerhossaini H. Effects of vortex organization on heat transfer enhancement by Görtler instability. Int. J. Therm. Sci. 2004, 43:753-760.
4. Momayez L., Dupont P., Peerhossaini H. Some unexpected effects of wavelength and perturbation strength on heat transfer enhancement by Görtler instability. Int. J. Heat Mass Transf. 2004, 47:3783-3795.
5. Girgis I.G., Liu J.T.C. Mixing enhancement via the release of strongly nonlinear longitudinal Görtler vortices and their secondary instabilities in the mixing region. J. Fluid Mech. 2002, 468:29-75.
6. Chemineer Kenics: Static Mixing Technology 1998, Chemineer Inc., Bulletin 800 (commercial documentation).
7. Gretta W.J., Smith C.R. The flow structure and statistics of a passive mixing tab. J. Fluids Eng. 1993, 115:255-263.
8. Elavarasan R., Meng H. Flow visualization study of role of coherent structures in a tab wake. Fluid Dyn. Res. 2000, 27:183-197.
9. Yang W., Meng H., Sheng J. Dynamics of hairpin vortices generated by a mixing tab in a channel flow. Exp. Fluids 2001, 30:705-722.
10. Dong D., Meng H. Flow past a trapezoidal tab. J. Fluid Mech. 2004, 510:219-242.
11. Lemenand T., Della Valle D., Zellouf Y., Peerhossaini H. Droplets formation in turbulent mixing of two immiscible fluids. Int. J. Multiphase Flow 2003, 29:813-840.
12. Mohand Kaci H., Lemenand T., Della Valle D., Peerhossaini H. Enhancement of turbulent mixing by embedded longitudinal vorticity: a numerical study and experimental comparison. Proceedings of ASME FEDSM 2006, 115-125.
13. Mokrani A., Castelain C., Peerhossaini H. Experimental study of the influence of the rows of vortex generators on turbulence structure in a tube. Chem. Eng. Process. 2009, 48:659-671.
14. Lemenand T., Dupont P., Della Valle D., Peerhossaini H. Turbulent mixing of two immiscible fluids. J. Fluids Eng. 2005, 127:1132-1139.
15. Baldyga J., Bourne J.R. Turbulent Mixing and Chemical Reactions 1999, Wiley, Chichester.
16. Van Doorn M. On Taylor's hypothesis in turbulent shear flows, Internal note 811123 1981, University of Missouri-Rolla.
17. Batchelor G.K. The Theory of Homogeneous Turbulence 1953, Cambridge University Press, New York, pp. 1-197.
18. Host-Madsen A., Caspersen C. The limitations in high frequency turbulence spectrum estimation using the laser Doppler anemometer. Seventh International Symposium on Application of Laser Techniques to Fluid Mechanics 1994.
19. Launder B.E., Spalding D.B. Lectures in Mathematical Models of Turbulence 1972, Academic Press, London.
20. Hinze J.O. Turbulence 1975, McGraw-Hill, New York, pp. 223-225. 2nd ed.
21. Hinze J.O. Fundamentals of the hydrodynamic mechanism of splitting in dispersion processes. AIChE J. 1955, 1:289-295.
22. Fournier M.C., Falk L., Villermaux J. A new parallel competing reaction system for assessing micromixing efficiency-experimental approach. Chem. Eng. Sci. 1996, 51:5053-5064.
23. Baldyga J., Bourne J.R. Simplification of micromixing calculations. I. Derivation and application of a new model. Chem. Eng. J. 1989, 42:83-92.
24. Ferrouillat S., Tochon P., Peerhossaini H. Micromixing enhancement by turbulence: application to multifunctional heat exchangers. Chem. Eng. Process. 2006, 45:633-644.
25. M. Mohand Kaci, Caractérisation des capacités de micromélange des échangeurs/réacteurs multifonctionnels par sonde chimique-Application au HEV, Ph.D. Thesis, École Polytechnique de l'Université de Nantes, 2007.