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Abstract:

The influence of both internal and external wettings on the effectiveness factor of a partially wetted catalyst pellet in a trickle-bed reactor when the limiting reactant is in the gas phase is analyzed. A new parameter, not considered up to now, measuring the gas-liquid interfacial area inside and on the pellet surface, is introduced to study different forms of wetting. The reaction in the dry zone is also taken into account and its influence on the effectiveness factor for both the pores mouth and pores end dry is studied. An approximate analytical expression for the effectiveness factor, giving close results to the numerical solution, is proposed. © 1981.

Registro:

Documento: Artículo
Título:Effectiveness factor of a catalyst pellet in a trickle bed reactor. Limiting reactant in the gas phase
Autor:Martínez, O.M.; Barreto, G.F.; Lemcoff, N.O.
Filiación:Dto. Ingeniería Química, Fac. de Ingeniería, Calle 1 y 47, 1900 La Plata, Argentina
Centro de Investigación y Desarrollo en Procesos Catalíticos (CINDECA), Calle 47 No. 257, 1900 La Plata, Argentina
Dto. Industrias, Fac. Ciencias Exactas y Naturales, Ciudad Universitaria, 1428 Buenos Aires, Argentina, Argentina
Palabras clave:CHEMICAL EQUIPMENT - Reactors; CATALYSTS
Año:1981
Volumen:36
Número:5
Página de inicio:901
Página de fin:907
DOI: http://dx.doi.org/10.1016/0009-2509(81)85044-0
Título revista:Chemical Engineering Science
Título revista abreviado:Chem. Eng. Sci.
ISSN:00092509
CODEN:CESCA
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00092509_v36_n5_p901_Martinez

Referencias:

  • Satterfield, Ma, Sherwood, (1968) Ind. Chem. Engng Symp., p. 22. , Ser. No. 28
  • Satterfield, (1975) A.I.Ch.E.J., 21, p. 209
  • Duduković, Mills, (1978) A.C.S. Symp. Ser., 65, p. 387
  • Herskowitz, Carbonell, Smith, (1979) A.I.Ch.E.J., 25, p. 272
  • Mills, Duduković, (1979) Ind. Engng Chem. Fundls, 18, p. 139
  • Satterfield, Ozel, Direct solid-catalyzed reaction of a vapor in an apparently completely wetted trickle bed reactor (1973) AIChE Journal, 19, p. 1259
  • Sedriks, Kenney, (1973) Chem. Engng Sci., 28, p. 559
  • Germain, L'Homme, (1978) 60 Simpósio Ibero-Americano de Catálise, , Rio de Janeiro, Brasil
  • Goto, Levec, Smith, (1977) Catal. Rev. Sci. Engng, 15, p. 187
  • Ramachandran, Smith, Effectiveness factors in trickle-bed reactors (1979) AIChE Journal, 25, p. 538
  • Satterfield, Way, The role of the liquid phase in the performance of a trickle bed reactor (1972) AIChE Journal, 18, p. 305

Citas:

---------- APA ----------
Martínez, O.M., Barreto, G.F. & Lemcoff, N.O. (1981) . Effectiveness factor of a catalyst pellet in a trickle bed reactor. Limiting reactant in the gas phase. Chemical Engineering Science, 36(5), 901-907.
http://dx.doi.org/10.1016/0009-2509(81)85044-0
---------- CHICAGO ----------
Martínez, O.M., Barreto, G.F., Lemcoff, N.O. "Effectiveness factor of a catalyst pellet in a trickle bed reactor. Limiting reactant in the gas phase" . Chemical Engineering Science 36, no. 5 (1981) : 901-907.
http://dx.doi.org/10.1016/0009-2509(81)85044-0
---------- MLA ----------
Martínez, O.M., Barreto, G.F., Lemcoff, N.O. "Effectiveness factor of a catalyst pellet in a trickle bed reactor. Limiting reactant in the gas phase" . Chemical Engineering Science, vol. 36, no. 5, 1981, pp. 901-907.
http://dx.doi.org/10.1016/0009-2509(81)85044-0
---------- VANCOUVER ----------
Martínez, O.M., Barreto, G.F., Lemcoff, N.O. Effectiveness factor of a catalyst pellet in a trickle bed reactor. Limiting reactant in the gas phase. Chem. Eng. Sci. 1981;36(5):901-907.
http://dx.doi.org/10.1016/0009-2509(81)85044-0