Determination of the dispersion characteristics of miniaturized coiled reactors with fiber-optic fourier transform mid-infrared spectroscopy

Industrial and Engineering Chemistry Research

Volumn 49, Issue 12, 2010, Pages 5530-5535

  Minnich, Clemens B ^a   Sipeer, Frank ^a,b   Greiner, Lasse ^a,c   Liauw, Marcel A ^a  

^a RWTH AACHEN UNIVERSITY   (Germany)

^b AkzoNobel Functional Chemicals   (Germany)

^c KARL WINNACKER INSTITUT   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

ATTENUATED TOTAL REFLECTANCE; AXIAL DISPERSION COEFFICIENTS; CHEMICAL PROCESS; COIL SHAPE; CONTINUOUS FLOWS; DEAN NUMBER; DISPERSED PLUG FLOW; DISPERSION BEHAVIOR; DISPERSION CHARACTERISTICS; DISPERSION MODELS; FLOW CELLS; FLOW CHARACTERISTIC; FLOW GEOMETRIES; FLOW PROPERTIES; MEASURE CONCENTRATION; MID-INFRARED SPECTROSCOPY; MODEL PREDICTION; MODULARIZED; QUANTITATIVE EVALUATION; RESIDENCE TIME; SCHMIDT NUMBERS; TRACER CONCENTRATION; TUBULAR REACTORS;

FLOW PATTERNS; FOURIER TRANSFORMS; INFRARED DEVICES; INFRARED SPECTROSCOPY; SENSORS; WAVELET TRANSFORMS;

DISPERSIONS;

EID: 77953352774     PISSN: 08885885     EISSN: 15205045     Source Type: Journal    
DOI: 10.1021/ie901094q     Document Type: Article

References (22)

1. Hessel, V.; Hardt, S.; Löwe, H. In Chemical Micro Process Engineering; I: Fundamentals, Modelling and Reactions; Wiley-VCH: Weinheim, Germany, 2004; Chapter 2.4, pp 169-181.
2. Hübner, S.; Bentrup, U.; Budde, U.; Lovis, K.; Dietrich, T.; Freitag, A.; Küpper, L.; Jähnisch, K. An ozonolysis-reduction sequence for the synthesis of pharmaceutical intermediates in microstructured devices Org. Process Res. Dev. 2009, 13, 952-960
3. Hempelmann, W. Measurement device for the optical analysis of fluids in a flow-through geometry. DE 102007013607 A1, Germany, 2008.
4. Minnich, C. B.; Liauw, M. A. Miniaturized devices for the spectroscopic inline measurement of concentration profiles with mid-infrared fibre optics, in preparation. Unpublished work.
5. Taylor, G. The dispersion of matter in turbulent flow through a pipe Proc. R. Soc. London: Ser. A 1954, 223, 446-468
6. Aris, R. On the dispersion of a solute in a fluid flowing through a tube Proc. R. Soc. London: Ser. A 1956, 235, 67-77
7. Levenspiel, O.; Bischoff, K. Patterns of flow in chemical process vessels Adv. Chem. Eng. 1963, 4, 95-198
8. Nauman, E. B. Residence time theory Ind. Eng. Chem. Res. 2008, 47, 3752-3766
9. Emig, G.; Klemm, E. Technische Chemie-Einführung in die Reaktionstechnik, 5th ed.; Springer: Berlin, Heidelberg, New York, 2005.
10. Günther, M.; Schneider, S.; Wagner, J.; Gorges, R.; Henkel, T.; Kielpinski, M.; Albert, J.; Bierbaum, R.; Köhler, J. M. Characterization of residence time and residence time distribution in chip reactors with modular arrangements by integrated optical detection Chem. Eng. J. 2004, 101, 373-378
11. Trachsel, F.; Günther, A; Khan, S.; Jensen, K. F. Measurement of residence time distribution in microfluidic systems Chem. Eng. Sci. 2005, 60, 5729-5737
12. Boskovic, D.; Loebbecke, S. Modelling of the residence time distribution in micromixers Chem. Eng. J. 2008, 135, S138-S146
13. Lohse, S.; Kohnen, B. T.; Janasek, D.; Dittrich, P. S.; Franzke, J.; Agar, D. W. A novel method for determining residence time distribution in intricately structured microreactors Lab Chip 2008, 8, 431-438
14. Baerns, M.; Behr, A.; Brehm, A.; Gmehling, J.; Hofmann, H.; Onken, U.; Renken, A. Technische Chemie; Wiley-VCH: Weinheim, Germany, 2006; pp 175-178.
15. Levenspiel, O. Chemical Reaction Engineering, 3rd ed.; Wiley & Sons: New York, 1999.
16. Janssen, L. A. M. Axial dispersion in laminar flow through coiled tubes Chem. Eng. Sci. 1976, 31, 215-218
17. Nauman, E. B. The residence time distribution for laminar flow in helically coiled tubes Chem. Eng. Sci. 1977, 32, 287-293
18. van den Berg, J.; Deelder, R. Measurement of axial dispersion in laminar flow through coiled capillary tubes Chem. Eng. Sci. 1979, 34, 1345-1347
19. Johnson, M.; Kamm, R. D. Numerical studies of steady flow dispersion at low Dean number in a gently curved tube J. Fluid Mech. 1986, 172, 329-345
20. Daskopoulos, P.; Lenhoff, A. M. Dispersion coefficient for laminar flow in curved tubes AIChE J. 1988, 34, 2052-2058
21. Nigam, A.; Nauman, E. Two-phase flow of partially miscible components in submicron channels Chem. Eng. Res. Des. 2005, 83, 777-781 (7th World Congress of Chemical Engineering)
22. Jiang, F.; Drese, K. S.; Hardt, S.; Küpper, M.; Schönfeld, F. Helical flows and chaotic mixing in curved micro channels AIChE J. 2004, 50, 2297-2305