Download PDF by Milorad P. Duduković and Patrick L. Mills (Eds.): Chemical and Catalytic Reactor Modeling

By Milorad P. Duduković and Patrick L. Mills (Eds.)

ISBN-10: 0841208158

ISBN-13: 9780841208155

ISBN-10: 0841210659

ISBN-13: 9780841210653

content material: Trickling and pulsing transition in cocurrent downflow trickle-bed reactors with designated connection with large-scale columns / D.M. Dimenstein, S.P. Zimmerman, and K.M. Ng --
effect of the reactional method at the irrigation fee in trickle-bed reactors / P. Ruiz, M. Crine, A. Germain, and G. L'Homme --
A comparability of present versions for isothermal trickle-bed reactors : software to a version response process / P.L. turbines and M.P. Duduković --
balance of trickle-bed reactors / C.H. Barkelew and B.S. Gambhir --
fuel absorption with advanced chemical reactions : a common computational scheme for expense calculations / P.A. Ramachandran --
Modeling of gas-liquid continuous-stirred tank reactors (CSTRs) / A.A. Shaikh and A. Varma --
The influence of gasoline and liquid velocities and strong dimension on stable suspension in a three-phase bubble column reactor / Barry W. Brian and Paul N. Dyer --
Bubble habit in a slurry bubble column reactor version / D.N. Smith, W. Fuchs, R.J. Lynn, D.H. Smith, and M. Hess --
A two-bubble category version for churn turbulent bubble column slurry reactor / S. Joseph and Y.T. Shah --
Mathematical modeling of cross-flow, strong country electrochemical reactors / P.G. Debenedetti, C.G. Vayenas, I. Yentekakis, and L.L. Hegedus --
Modeling of chemical vapor deposition reactors for the fabrication of microelectronic units / Klavs F. Jensen --
Multicomponent diffusion and response in porous catalysts / Henry W. Haynes, Jr. --
research of fixed-bed catalytic reactor types / S.I. Pereira Duarte and N.O. Lemcoff --
The optimum layout of a reactor for the hydrogenation of butyraldehyde to butanol / J.B. Cropley, L.M. Burgess, and R.A. Loke --
difficulties within the layout of the countercurrent moving-bed catalytic reactor : a geometrical technique / Dimitry Altshuller --
Optimization in tubular reactor platforms / E.B. Nauman and Ramesh Mallikarjun --
secure layout of cooled tubular reactors for exothermic a number of first order reactions / K.R. Westerterp, K.J. Ptasinsky, and R.R.M. Overtoom --
balance of adiabatic reactors / C.H. Barkelew --
primary deactivation facts from laboratory reactors / Eugene E. Petersen and Michael A. Pacheco --
Poisoning results in temperature-increased fixed-bed reactor operation : a comparability of experimental effects and version simulation / George J. Frycek and J.B. Butt --
Modeling of tubular nonisothermal nonadiabatic packed-bed reactors with catalyst poisoning / Qamardeep S. Bhatia and Vladimir Hlavacèk.

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Additional resources for Chemical and Catalytic Reactor Modeling

Sample text

Since i n c r e a s i n g L / u £ corresponds to decreasing l i q u i d - s o l i d c o n t a c t i n g f o r both solvents ( c f . , Figure 2), o v e r p r e d i c t i o n of conversion suggests that the i n a c t i v e l y wetted surface must indeed be covered with a l i q u i d f i l m , and that a f i n i t e mass t r a n s f e r r e s i s t a n c e must be present. Underpredictions of conversion at small L / u £ corresponding to high l i q u i d mass v e l o c i t y where e x t e r n a l contacting i s n e a r l y complete suggests that the a v a i l a b l e c o r r e l a t i o n s f o r p r e d i c t i o n of mass t r a n s f e r c o e f f i c i e n t s i n t r i c k l e - b e d s are inadequate.

Ch002 approximate averaged v a r i a b l e gated channels i n s e t of irri­ Literature Cited 1. , L'Homme, G. , in G. L'Homme (Ed), "Chemical Engineering of Gas-Liquid-Solid Catalyst Reactions", Ed. Cebedoc, Liège, 1979, Chap. 5, 134-171. 2. , Gas-Liquid-Solid Reactor Design, Mc Graw-Hill, New York, 1979, Chap. 4, 105-148. 3. , Doctorat en Sciences Appliquées, Université de Liège, 1978. 4. , Marchot, P. , "Chem. Reaction Eng. - Houston", Adv. in Chem. Ser. n° 65, 1978, 411. 5. , Marchot, P. , Chem.

51 τ Ρτ g 1 / 5 VS . a . Ε s (19) where Ε represents the s u r f a c e energy per u n i t of s o l i d area. Ε depends on the p a r t i c l e w e t t a b i l i t i y ( c h a r a c t e r i z e d by a contact angle or by an energy of adhesion between the s o l i d and the l i q u i d ) but a l s o on the dynamic surface t e n s i o n i . e . the one p r e v a i l i n g under o p e r a t i o n . g. t o mass and/or heat t r a n s f e r s across the l i q u i d f i l m . That i s the main reason why the hydrodynamics i n a t r i c k l e - b e d r e a c t o r may vary with the chemical system adopted and with the operating c o n d i t i o n s .

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Chemical and Catalytic Reactor Modeling by Milorad P. Duduković and Patrick L. Mills (Eds.)


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