...Xue-Yang Zhang; Yi Peng; Xian-Fang Li In this paper, a non-Fourier model of heat conduction and moisture diffusion coupling is proposed. We study a hygrothermal elastic problem within the framework of time-fractional calculus theory for a centrally symmetric sphere subjected to physical heat...

... and moisture transfer from the air to the liquid, through the membranes, are described. An analytical solution is obtained for the dimensionless differential equations, with which the dehumidification effectiveness could be estimated by simple algebraic calculations. It provides a convenient yet accurate tool...

... momentum and energy equations are solved using ANSYS-CFX (version 11.0), the moisture distributions are computed by a new alternating direction implicit method based software. The significant results, highlighting the influence of blockage ( β = 0.200 – 0.800 ) on the flow and heat transfer mechanism...

...K. Ghali; N. Ghaddar; E. Jaroudi The study is concerned with the heat and moisture transport in a ventilated fabric-skin system composed of a microclimate air annulus that separates an outer cylindrical fabric boundary and an inner oscillating cylinder representing human skin boundary for open...

... represent a family of engineering software to solve, for example, heat conduction problems in solids using ANSYS (a multiphysics software package by ANSYS, Inc.), heat and moisture transport problems in porous media using NUFT (Non-equilibrium, Unsaturated-saturated Flows and Transport—porous-media...

... is modeled using the Ghali et al. three-node fabric ventilation model with corrected heat and moisture transport coefficients within the fabric voids to include the diffusion-dominated transport processes in the fabric at low normal flow rates that occur near the open aperture. The parallel flow is induced...

... systems. A direct relationship is proposed between the local temperature and moisture content, both at wall and inner locations. For a previous characterized medium, these relationships seem to be relevant in order to deduce the moisture content from temperature measurements. Another application would...

.... Making use of the characteristic length ( L ), the lag factor ( G ) and the drying coefficient ( S ), relevant parameters such as Biot number (Bi), and moisture diffusivity ( D ) were calculated. The following explicit relations were...

... 2003 drying heat transfer mass transfer partial differential equations algebra specific heat moisture Analytical Drying Heat Transfer Mass Transfer Unsteady Drying process is very common in industry and agriculture as well as in daily life, therefore, it is necessary...

...L. Z. Zhang; J. L. Niu The performance correlations for the effectiveness of heat and moisture transfer processes in an enthalpy exchanger with membrane cores are presented. The physical phenomena relevant to the heat and moisture transfer in these devices have been used to develop a novel set...

...Kamel Ghali; Nesreen Ghaddar; Byron Jones The air penetration within a porous clothing system on a moving human being is an important physical process that considerably affects the heat and moisture resistance of the textile material. This effect of the coupled convection heat and mass exchange...

...P. Ratanadecho; K. Aoki; M. Akahori The drying of capillary porous materials by microwave with rectangular waveguide has been investigated numerically and experimentally. Most importantly, it focuses on the investigation of the distributions of electric field, temperature and moisture profiles...

... into the paper sheet and the theoretical analysis indicates that the penetration depth decreases with increasing sheet moisture content. Contributed by the Heat Transfer Division for publication in the JOURNAL OF HEAT TRANSFER . Manuscript received by the Heat Transfer Division July 24, 2000; revision...

...C. J. Simonson; R. W. Besant A numerical model for coupled heat and moisture transfer with sorption, condensation, and frosting in rotary energy exchangers is presented and validated with experimental data. The model is used to study condensation and frosting in energy wheels. Condensation/frosting...