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An analytic study of the internal mass transfer during vacuum-sublimation drying

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Abstract

An equation for the drying rate during the ice sublimation stage of the process is derived on the basis of the molecular-kinetic theory of gases, with the vapor (gas) permeability of materials of various structures taken into account.

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Literature cited

  1. R. D. Gunn, J. P. Clark, and C. J. King, Recent Developments in Freeze-Drying, Vol. 1: Thermodynamic Aspects (Heat and Mass Transfer), Suppl. to Bull, of lnternatl. Inst. of Refrig., Paris (1969).

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Authors and Affiliations

  1. Engineering Institute of the Refrigeration Industry, Leningrad

    É. I. Guigo & Ts. D. Tsvetkov

Authors
  1. É. I. Guigo
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  2. Ts. D. Tsvetkov
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Additional information

Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 23, No. 5, pp. 868–870, November, 1972.

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Guigo, É.I., Tsvetkov, T.D. An analytic study of the internal mass transfer during vacuum-sublimation drying. Journal of Engineering Physics 23, 1422–1424 (1972). https://doi.org/10.1007/BF00834693

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  • DOI: https://doi.org/10.1007/BF00834693

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