Experimental study of hydrothermal flames initiation using different static mixer configurations

Journal of Supercritical Fluids

Volumn 50, Issue 3, 2009, Pages 240-249

  Bermejo, M D ^a   Cabeza, P ^a   Bahr, M ^a   Fernandez R ^a   Rios V ^a   Jimenez C ^a   Cocero, M J ^a  

^a UNIVERSITY OF VALLADOLID   (Spain)

Author keywords

Hydrothermal flame; Isopropanol; Kinetics; Reaction initiation; Simulation; Supercritical water oxidation

Indexed keywords

HYDROTHERMAL FLAME; ISOPROPANOL; REACTION INITIATION; SIMULATION; SUPERCRITICAL WATER OXIDATION;

FLAMMABILITY; MACHINE DESIGN; MIXERS (MACHINERY); MIXING; OXIDATION;

REACTION KINETICS;

EID: 67749106338     PISSN: 08968446     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.supflu.2009.06.010     Document Type: Article

References (39)

1. Marrone P.A., and Hong G.T. Supercritical water oxidation. In: Kutz M. (Ed). Environmentally Conscious Materials and Chemicals Processing (2007), John Wiley & Sons, Inc., Hoboken, NJ 385
2. Kritzer P., and Dinjus E. An assessment of supercritical water oxidation (SCWO): existing problems, possible solutions and new reactor concepts. Chem. Eng. J. 83 (2001) 207-214
3. Bermejo M.D., and Cocero M.J. Supercritical water oxidation: a technical review. AIChE J. 52 (2006) 3933-3951
4. Brunner G. Near and supercritical water. Part II: Oxidative processes. J. Supercrit. Fluids 47 (2009) 382-390
5. Marrone P.A., Hodes M., Smith K.A., and Tester J.W. Salt precipitation and scale control in supercritical water oxidation-Part B: Commercial/full-scale applications. J. Supercrit. Fluids 29 (2004) 289-312
6. Schmieder H., and Abeln J. Supercritical water oxidation: state of the art. Chem. Eng. Technol. 22 (1999) 903-908
7. Bermejo M.D., Fdez-Polanco F., and Cocero M.J. Experimental study of the operational parameters of a transpiring wall reactor for supercritical water oxidation. J. Supercrit. Fluids 39 (2006) 70-79
8. Oh C.H., Kochan R.J., and Charlton T.R. Thermal-hydraulic modeling of supercritical water oxidation of ethanol. Energy Fuels 10 (1996) 326-332
9. Phenix B.D., DiNaro J.L., Tester J.W., Howard J.B., and Smith K.A. The effects of mixing and oxidant choice on laboratory-scale measurements of supercritical water oxidation kinetics. Ind. Eng. Chem. Res. 41 (2002) 624-631
10. Vogel F., DiNaro Blanchard J.L., Marrone P.A., Rice S.F., Webley P.A., Peters W.A., Smith K.A., and Tester J.W. Critical review of kinetic data for the oxidation of methanol in supercritical water. J. Supercrit. Fluids 34 (2005) 249-286
11. Aizawa T., Masuda Y., Minami K., Kanakubo M., Nanjo H., and Smith R.L. Direct observation of channel-tee mixing of high-temperature and high-pressure water. J. Supercrit. Fluids 43 (2007) 222-227
12. Serin J.P., Mercandier J., Marias F., Cezac P., and Cansell F. Use of CFD for the design of injectors for supercritical water oxidation. In: Perrut M. (Ed). Proceedings of the 10th European Meeting on Supercritical Fluids: Reactions, Materials and Natural Products Processing. Colmar, France, December 12-14 (2005)
13. LaRoche H.L., Weber M., and Trepp C. Design rules for the wall cooled hydrothermal burner (WHB). Chem. Eng. Technol. 20 3 (1997) 208-211
14. Welling B., Lieball K., and Rudolf von Rohr Ph. Operating characteristics of a transpiring-wall SCWO reactor with a hydrothermal flame as internal heat source. J. Supercrit. Fluids 34 (2005) 35-50
15. Prikopsky K., Wellig B., and Rudolf von Rohr Ph. SCWO of salt containing artificial wastewater using a transpiring-wall reactor: experimental results. J. Supercrit. Fluids 40 (2007) 246-257
16. Wellig B., Weber M., Lieball K., Prikopsky K., and Rudolf von Rohr Ph. Hydrothermal methanol diffusion flame as internal heat source in a SCWO reactor. J. Supercrit. Fluids 49 (2009) 59-70
17. Schilling W., and Franck E.U. Combustion and diffusion flames at high pressures to 2000 bar. Ber. Bunsenges. Phys. Chem. 92 (1988) 631-636
18. Hirth T., and Franck E.U. Oxidation and hydrothermolysis of hydrocarbons in supercritical water at high pressures. Ber. Bunsenges. Phys. Chem. 97 (1993) 1091-1098
19. Pohsner G.M., and Franck E.U. Spectra and temperatures of diffusion flames at high pressures to 1000 bar. Ber. Bunsenges. Phys. Chem. 98 (1994) 1082-1090
20. Augustine C., and Tester J.W. Hydrothermal flames: from phenomenological experimental demonstrations to quantitative understanding. J. Supercrit. Fluids 47 (2009) 415-430
21. Sobhy A., Butler I.S., and Kozinski J.A. Selected profiles of high-pressure methanol-air flames in supercritical water. Proc. Combust. Inst. 31 (2007) 3369-3376
22. Steeper R.R., Rice S.F., Brown M.S., and Johnston S.C. Methane and methanol diffusion flames in supercritical water. J. Supercrit. Fluids 5 (1992) 262-268
23. Serikawa R.M., Usui T., Nishimura T., Sato H., Hamada S., and Sekino H. Hydrothermal flames in supercritical water oxidation: investigation in a pilot scale continuous reactor. Fuel 81 (2002) 1147-1159
24. Narayanan C., Frouzakis C., Boulouchos K., Prìkopsky K., Wellig B., and Rudolf von Rohr P. Numerical modelling of a supercritical water oxidation reactor containing a hydrothermal flame. J. Supercrit. Fluids 46 (2008) 149-155
25. Sierra-Pallares J., Parra-Santos M.T., García-Serna J., Castro F., and Cocero M.J. Numerical modelling of hydrothermal flames. Micromixing effects over turbulent reaction rates. J. Supercrit. Fluids 50 (2009) 146-154
26. 2O above 573 K. Geochim. Cosmochim. Acta 57 (1993) 1657-1680
27. Kosinski J.J., and Anderko A. EOS for high-temperature aqueous electrolyte and nonelectrolyte systems. Fluid Phase Equilib. 183-184 (2001) 75-86
28. Bermejo M.D., Martín A., and Cocero M.J. Application of the Anderko-Pitzer EoS to the calculation of thermodynamical properties of systems involved in the supercritical water oxidation process. J. Supercrit. Fluids 42 (2007) 27-35
29. Bermejo M.D., Fdz-Polanco F., and Cocero M.J. Modeling of a transpiring wall reactor for the supercritical water oxidation using simple flow patterns: comparison to experimental results. Ind. Eng. Chem. Res. 44 (2005) 3835-3845
30. Cocero M.J., and Martínez J.L. Cool wall reactor for supercritical water oxidation: modeling and operation results. J. Supercrit. Fluids 31 (2004) 41-55
31. Magoulas C., and Tassios D. Thermophysical properties of n-alkanes from C1 to C26 and their prediction for higher ones. Fluid Phase Equilib. 56 (1990) 119-140
32. Thomton T.D., and Savage P.E. Kinetics of phenol oxidation in supercritical water. AIChE J. 38 (1992) 321
33. Oshima Y., Hori K., Toda M., Chommanad T., and Koda S. Phenol oxidation kinetics in supercritical water. J. Supercrit. Fluids 13 (1998) 241-246
34. Portela J.R., Nebot E., and de la Ossa E.M. Kinetic comparison between subcritical and supercritical water oxidation of phenol. Chem. Eng. J. 81 (2001) 287-299
35. Koda S., Kanno N., and Fujiwara H. Kinetics of supercritical water oxidation of methanol studied in a CSTR by means of Raman spectroscopy. Ind. Eng. Chem. Res. 40 18 (2001) 3861-3868
36. Cansell F., Beslin P., and Berdeu B. Hydrothermal oxidation of model molecules and industrial wastes. Environ. Prog. 17 4 (1998) 240-245
37. Li L., Chen P., and Gloyna E.F. Generalized kinetic model for wet oxidation of organic compounds. AIChE J. 37 (1991) 1687-1697
38. Hunter T.B., Rice S.F., and Hanush R.G. Raman spectroscopic measurement of oxidation in supercritical water. 2. Conversion of isopropyl alcohol to acetone. Ind. Eng. Chem. Res. 35 (1996) 3984-3990
39. T.J. Wightman, Studies in supercritical wet air oxidation, Master's Thesis, Chem. Eng. Dept., University of California (Berkeley), Berkeley, CA, 1981.