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Description and approximation of mass-transfer in pervaporation process on the base of nonequilibrium thermodynamics approach. / Toikka, A.M.; Penkova, A.V.; Markelov, D.A.

в: International Journal of Heat and Mass Transfer, Том 72, 2014, стр. 423-429.

Результаты исследований: Научные публикации в периодических изданияхстатья

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@article{2cba8adf27a448c699d7c00be6cda095,
title = "Description and approximation of mass-transfer in pervaporation process on the base of nonequilibrium thermodynamics approach",
abstract = "Pervaporation is a nonequilibrium membrane process. The pressure or chemical potential gradients are the factors that determine the irreversibility of membrane transfer in pervaporation. In this work, we consider the opportunity of describing and approximating pervaporation data using a nonequilibrium thermodynamic approach. Pervaporation curves for a wide range of feed solution concentrations have been built based on data on a few binary systems. The thermodynamic properties of feed solutions were calculated using vapor-liquid equilibrium data. The sigmoidal Boltzmann function, Gauss function and Praal equation were used to approximate vapor-liquid equilibrium data. Approbation of proposed variants in the construction of pervaporation curves was carried out for five binary systems: ethanol-water at 50 C and 60 C, acetone-water at 30 C, benzene-cyclohexane at 25 C, methanol-methyl-tert-butyl ether at 25 C, and ethanol-butanone at 55 C. The agreement between calculation results and experimental data is in the",
author = "A.M. Toikka and A.V. Penkova and D.A. Markelov",
year = "2014",
doi = "10.1016/j.ijheatmasstransfer.2014.01.027",
language = "English",
volume = "72",
pages = "423--429",
journal = "International Journal of Heat and Mass Transfer",
issn = "0017-9310",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Description and approximation of mass-transfer in pervaporation process on the base of nonequilibrium thermodynamics approach

AU - Toikka, A.M.

AU - Penkova, A.V.

AU - Markelov, D.A.

PY - 2014

Y1 - 2014

N2 - Pervaporation is a nonequilibrium membrane process. The pressure or chemical potential gradients are the factors that determine the irreversibility of membrane transfer in pervaporation. In this work, we consider the opportunity of describing and approximating pervaporation data using a nonequilibrium thermodynamic approach. Pervaporation curves for a wide range of feed solution concentrations have been built based on data on a few binary systems. The thermodynamic properties of feed solutions were calculated using vapor-liquid equilibrium data. The sigmoidal Boltzmann function, Gauss function and Praal equation were used to approximate vapor-liquid equilibrium data. Approbation of proposed variants in the construction of pervaporation curves was carried out for five binary systems: ethanol-water at 50 C and 60 C, acetone-water at 30 C, benzene-cyclohexane at 25 C, methanol-methyl-tert-butyl ether at 25 C, and ethanol-butanone at 55 C. The agreement between calculation results and experimental data is in the

AB - Pervaporation is a nonequilibrium membrane process. The pressure or chemical potential gradients are the factors that determine the irreversibility of membrane transfer in pervaporation. In this work, we consider the opportunity of describing and approximating pervaporation data using a nonequilibrium thermodynamic approach. Pervaporation curves for a wide range of feed solution concentrations have been built based on data on a few binary systems. The thermodynamic properties of feed solutions were calculated using vapor-liquid equilibrium data. The sigmoidal Boltzmann function, Gauss function and Praal equation were used to approximate vapor-liquid equilibrium data. Approbation of proposed variants in the construction of pervaporation curves was carried out for five binary systems: ethanol-water at 50 C and 60 C, acetone-water at 30 C, benzene-cyclohexane at 25 C, methanol-methyl-tert-butyl ether at 25 C, and ethanol-butanone at 55 C. The agreement between calculation results and experimental data is in the

U2 - 10.1016/j.ijheatmasstransfer.2014.01.027

DO - 10.1016/j.ijheatmasstransfer.2014.01.027

M3 - Article

VL - 72

SP - 423

EP - 429

JO - International Journal of Heat and Mass Transfer

JF - International Journal of Heat and Mass Transfer

SN - 0017-9310

ER -

ID: 5689179