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Influence of heat transfer on the estimation of water vapor diffusion coefficient in transient regime

Abstract : Mass fraction of water vapor in air (kg kgdry air-1) Water content of the sample (kg kgdry mass-1) Water vapor content of the sample (kg kgdry mass-1) Water liquid content of the sample (kg kgdry mass-1) Initial water content of the sample (kg kgdry mass-1) Water content of the sample in equilibrium with the air flow (kg kgdry mass-1) Mean water content of the sample (kg kgdry mass-1) Air absolute humidity far from the surface (kg m-3) Air absolute humidity far on the surface (kg m-3) Greek symbols Thermomigration coefficient ∆ Isosteric heat of sorption (J kg-1) Volume fraction of the gaseous phase Volume fraction of the solid phase ⃗ Enthalpy flow rate (J m-2 s-1) Thermal conductivity at local scale (W m-1 K-1) Thermal conductivity of the (wet) solid phase (W m-1 K-1) Thermal conductivity of the gaseous phase (W m-1 K-1) Liquid density (kg m-3) Vapor density (kg m-3) Dry medium density (kg m-3) Coefficient of tortuosity
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https://hal.univ-lorraine.fr/hal-03265547
Contributor : Yves Jannot <>
Submitted on : Monday, June 21, 2021 - 8:28:14 AM
Last modification on : Tuesday, June 22, 2021 - 3:34:19 AM

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Yves Jannot, Harouna Mamadou Bal, Alain Degiovanni, Christian Moyne. Influence of heat transfer on the estimation of water vapor diffusion coefficient in transient regime. International Journal of Heat and Mass Transfer, Elsevier, 2021, 177, pp.121558. ⟨10.1016/j.ijheatmasstransfer.2021.121558⟩. ⟨hal-03265547⟩

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