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Abstract:

The equation for diffusion in a shrinking slab with constant diffusion coefficient is solved by the method of moments. Good agreement with the numerical solution of the same equation is found, as well as with the numerical solution of a differential equation recently proposed for this kind of problem. The approximate analytical solution obtained can be of interest in the fields of drying, diffusion in polymers, dyeing, ion exchange and solid-liquid extraction. © 1988.

Registro:

Documento: Artículo
Título:Diffusion with shrinking in slabs: An approximate analytical solution
Autor:Viollaz, P.; Suarez, C.
Filiación:Departamento de Industrias, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Ciudad Universitaria, 1428 Buenos Aires, Argentina
Palabras clave:DRYING; DYES AND DYEING; EXTRACTION; ION EXCHANGE; MATHEMATICAL TECHNIQUES - Applications; DIFFUSION WITH SHRINKING IN SLABS; METHOD OF MOMENTS; DIFFUSION
Año:1988
Volumen:37
Número:2
Página de inicio:85
Página de fin:91
DOI: http://dx.doi.org/10.1016/0300-9467(88)80033-9
Título revista:The Chemical Engineering Journal
ISSN:03009467
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_03009467_v37_n2_p85_Viollaz

Referencias:

  • Crank, Park, (1949) Trans. Faraday Soc., 45, p. 240
  • Park, (1950) Trans. Faraday Soc., 46, p. 684
  • Prager, (1951) J. Chem. Phys., 19, p. 537
  • Prager, Long, (1951) J. Am. Chem. Soc., 73, p. 4072
  • Crank, (1956) Mathematics of Diffusion, p. 221. , Oxford University Press, Amen House, London
  • Viollaz, Suarez, (1984) J. Polym. Sci., Polym. Phys. Ed., 22, p. 875
  • Crank, (1956) Mathematics of Diffusion, p. 224. , Oxford University Press, Amen House, London
  • Crank, (1956) Mathematics of Diffusion, p. 225. , Oxford University Press, Amen House, London
  • Fujita, (1951) Mem. Coll. Agr. Kyoto Univ., 59, p. 31
  • Yamada, (1947) Rep. Res. Inst. Fluid Eng. Kyushu Univ., 3 (3), p. 29
  • Crank, (1956) Mathematics of Diffusion, p. 177. , Oxford University Press, Amen House, London

Citas:

---------- APA ----------
Viollaz, P. & Suarez, C. (1988) . Diffusion with shrinking in slabs: An approximate analytical solution. The Chemical Engineering Journal, 37(2), 85-91.
http://dx.doi.org/10.1016/0300-9467(88)80033-9
---------- CHICAGO ----------
Viollaz, P., Suarez, C. "Diffusion with shrinking in slabs: An approximate analytical solution" . The Chemical Engineering Journal 37, no. 2 (1988) : 85-91.
http://dx.doi.org/10.1016/0300-9467(88)80033-9
---------- MLA ----------
Viollaz, P., Suarez, C. "Diffusion with shrinking in slabs: An approximate analytical solution" . The Chemical Engineering Journal, vol. 37, no. 2, 1988, pp. 85-91.
http://dx.doi.org/10.1016/0300-9467(88)80033-9
---------- VANCOUVER ----------
Viollaz, P., Suarez, C. Diffusion with shrinking in slabs: An approximate analytical solution. 1988;37(2):85-91.
http://dx.doi.org/10.1016/0300-9467(88)80033-9