Towards a comprehensive model for liquid flow modulation in trickle bed reactors

The response of an isothermal TBR to a liquid flow modulation ON-OFF strategy is examined through a model aimed at the reactor scale. The reaction is gas-limited and first order with respect to both reactants. Liquid hydrodynamic behavior is considered by means of two different approaches: the Liqui...

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Autor principal: Ayude, M.A
Otros Autores: Haure, P.M, Martínez, O.M, Cassanello, M.C
Formato: Capítulo de libro
Lenguaje:Inglés
Publicado: 2009
Acceso en línea:Registro en Scopus
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Registro en la Biblioteca Digital
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030 |a CMEJA 
100 1 |a Ayude, M.A. 
245 1 0 |a Towards a comprehensive model for liquid flow modulation in trickle bed reactors 
260 |c 2009 
270 1 0 |m Ayude, M.A.; INTEMA, CONICET, UNMdP., J.B. Justo 4302, 7600 Mar del Plata, Argentina; email: mayude@fi.mdp.edu.ar 
506 |2 openaire  |e Política editorial 
504 |a Schadlich, K., Hofmann, H., Periodical operation of chemical processes and evaluation of conversion improvements (1983) Chem. Eng. Sci., 38, pp. 1375-1384 
504 |a Silveston, P.L., Hanika, J., Challenges for the periodic operation of trickle-bed catalytic reactors (2002) Chem. Eng. Sci., 57, pp. 3373-3385 
504 |a Liu, G., Zhang, X., Wang, L., Zhang, S., Mi, Z., Unsteady-state operation of trickle-bed reactor for dicyclopentadiene hydrogenation (2008) Chem. Eng. Sci., 63, pp. 4991-5002 
504 |a Lange, R., Gutsche, R., Hanika, J., Forced periodic operation of a trickle-bed reactor (1999) Chem. Eng. Sci., 54, pp. 2569-2573 
504 |a Stegasov, A.N., Kirillov, V.A., Silveston, P.L., Modeling of catalytic SO2 oxidation for continuous and periodic liquid flow through a trickle bed (1994) Chem. Eng. Sci., 49, pp. 3699-3710 
504 |a Khadilkar, M.R., Al-Dahhan, M.H., Dudukovic, M.P., Multicomponent flow-transport-reaction modeling of trickle bed reactors: application to unsteady state liquid flow modulation (2005) Ind. Eng. Chem. Res., 44, pp. 6354-6370 
504 |a Lange, R., Schubert, M., Dietrich, W., Grünewald, M., Unsteady-state operation of trickle-bed reactors (2004) Chem. Eng. Sci., 59, pp. 5355-5361 
504 |a Kouris, Ch., Neophytides, St., Vayenas, C.G., Tsamopoulos, J., Unsteady state operation of catalytic particles with constant and periodically changing degree of external wetting (1998) Chem. Eng. Sci., 53, pp. 3129-3142 
504 |a Dietrich, W., Grunewald, M., Agar, D.W., Dynamic modelling of periodically wetted catalyst particles (2005) Chem. Eng. Sci., 60, pp. 6254-6261 
504 |a Ayude, M.A., Cassanello, M.C., Martinez, O.M., Haure, P.M., Phenomenological approach to interpret the effect of liquid flow modulation in trickle-bed reactors at the particle scale (2005) Chem. Eng. Sci., 60, pp. 6262-6269 
504 |a Ayude, M.A., Cassanello, M.C., Haure, P.M., Martínez, O.M., Periodic operation of trickle bed reactors: an approach to catalyst design through modeling at the particle scale (2005) Ind. Eng. Chem. Res., 44, pp. 9594-9600 
504 |a Boelhouwer, J.G., (2001) Nonsteady Operation of Trickle-bed Reactors: Hydrodynamics, Mass and Heat Transfer, , PhD Thesis, Technische Universiteit Eindhoven, The Netherlands 
504 |a Borremans, D., Rode, S., Wild, G., Liquid flow distribution and particle-fluid heat transfer in trickle bed reactors: the influence of periodic operation (2004) Chem. Eng. Process., 43, pp. 1403-1410 
504 |a Giakoumakis, D., Kostoglou, M., Karabelas, A.J., Induced pulsing in trickle beds-characteristics an attenuation pulses (2005) Chem. Eng. Sci., 60, pp. 5185-5199 
504 |a Trivizadakis, M.E., Karabelas, A.J., A study of local liquid/solid mass transfer in packed beds under trickling and induced pulsing flow (2006) Chem. Eng. Sci., 61, pp. 7684-7696 
504 |a Aydin, B., Fries, D., Lange, R., Larachi, F., Slow-mode induced pulsing in trickle-bed reactors at elevated temperature (2006) AIChE J., 52, pp. 3891-3901 
504 |a Brkljac, B., Bludowsky, T., Dietrich, W., Grünewald, M., Agar, D.W., Modelling of unsteady-state hydrodynamics in periodically operated trickle-bed reactors: influence of the liquid-phase physical properties (2007) Chem. Eng. Sci., 62, pp. 7011-7019 
504 |a Ayude, M.A., Martinez, O.M., Cassanello, M.C., Modulation of liquid holdup along a trickle bed reactor with periodic operation (2007) Chem. Eng. Sci., 62, pp. 6002-6014 
504 |a Muzen, A., Fraguío, M.S., Cassanello, M.C., Ayude, M.A., Haure, P.M., Martínez, O.M., Clean oxidation of alcohols in a trickle-bed reactor with liquid flow modulation (2005) Ind. Eng. Chem. Res., 44, pp. 5275-5284 
504 |a Tukac, V., Hanika, J., Chyba, V., Periodic state of wet oxidation in trickle-bed reactor (2003) Catal. Today, 79-80, pp. 427-433 
504 |a Khadilkhar, M.R., Mills, P.L., Dudukovic, M.P., Trickle bed reactor models for systems with a volatile liquid phase (1999) Chem. Eng. Sci., 54, pp. 2421-2431 
504 |a Goto, S., Smith, J.M., Trickle bed reactor performance. 1. Hold-up and mass transfer effects (1975) AlChE J., 21, pp. 706-713 
504 |a Kehinde, A., Hudgins, R., Silveston, P., Measurement of mass transfer in packed beds at low Reynolds numbers by imperfect pulse chromatography (1983) J. Chem. Eng. Jpn., 16, pp. 483-488 
504 |a Herskowitz, M., Wetting efficiency in trickle-bed reactors: its effect on the reactor performance (1981) Chem. Eng. J., 22, pp. 167-175 
504 |a Sáez, A., Carbonell, R., Hydrodynamic parameters for gas-liquid cocurrent flow in packed beds (1985) AlChE J., 31, pp. 52-62 
520 3 |a The response of an isothermal TBR to a liquid flow modulation ON-OFF strategy is examined through a model aimed at the reactor scale. The reaction is gas-limited and first order with respect to both reactants. Liquid hydrodynamic behavior is considered by means of two different approaches: the Liquid Draining Approach, based on experimental results and the ideal, Square Wave Approach. Model allows the evaluation of, among other variables, the liquid holdup, the liquid velocity and the liquid reactant conversion time variations at different axial positions within the reactor. An enhancement factor due to periodic operation is defined by computing a temporal average of the liquid reactant conversion during an invariant cycling state, referred to its corresponding steady-state conversion. For all the conditions investigated, attainable enhancements are lower when the actual draining model is assumed. © 2009 Elsevier B.V. All rights reserved.  |l eng 
593 |a INTEMA, CONICET, UNMdP., J.B. Justo 4302, 7600 Mar del Plata, Argentina 
593 |a Dep. Ing. Química, FI-UNLP-CINDECA, Calle 47, No 257, 1900 La Plata, Argentina 
593 |a PINMATE, Dep. Industrias, FCEyN-UBA Int., Güiraldes 2620, C1428BGA Buenos Aires, Argentina 
690 1 0 |a HYDRODYNAMICS 
690 1 0 |a LIQUID FLOW MODULATION 
690 1 0 |a MODELING AT THE REACTOR SCALE 
690 1 0 |a TRICKLE BED REACTORS 
690 1 0 |a AXIAL POSITIONS 
690 1 0 |a COMPREHENSIVE MODEL 
690 1 0 |a ENHANCEMENT FACTOR 
690 1 0 |a FIRST ORDER 
690 1 0 |a HYDRODYNAMIC BEHAVIOR 
690 1 0 |a LIQUID DRAINING 
690 1 0 |a LIQUID FLOW MODULATION 
690 1 0 |a LIQUID HOLD UPS 
690 1 0 |a LIQUID REACTANT 
690 1 0 |a LIQUID VELOCITIES 
690 1 0 |a MODELING AT THE REACTOR SCALE 
690 1 0 |a PERIODIC OPERATION 
690 1 0 |a SQUARE WAVES 
690 1 0 |a STEADY-STATE CONVERSIONS 
690 1 0 |a TRICKLE BED REACTOR 
690 1 0 |a CHEMICAL REACTORS 
690 1 0 |a FLUID DYNAMICS 
690 1 0 |a HYDRODYNAMICS 
690 1 0 |a MODULATION 
690 1 0 |a LIQUIDS 
700 1 |a Haure, P.M. 
700 1 |a Martínez, O.M. 
700 1 |a Cassanello, M.C. 
773 0 |d 2009  |g v. 154  |h pp. 162-167  |k n. 1-3  |p Chem. Eng. J.  |x 13858947  |w (AR-BaUEN)CENRE-4151  |t Chemical Engineering Journal 
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856 4 0 |u https://doi.org/10.1016/j.cej.2009.03.042  |y DOI 
856 4 0 |u https://hdl.handle.net/20.500.12110/paper_13858947_v154_n1-3_p162_Ayude  |y Handle 
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