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Výpočet teplotního a vlhkostního pole ve dřevě během sušení

The thesis is focused on comparison of several ways of the calculation of thermal and moisture fields in wood containing bound water during drying and their comparison with commonly used standards for wood drying processes. Each of the four models presents different way of the unsteady-state calculation of the coupled thermal and moisture field in wood. The first model describes linear simulation, other three models present nonlinear simulation using material coefficients dependent on temperature and moisture content, differing in the method of the thermodiffusion (Soret effect) coefficient settings. The aim of the thesis is to establish the influence of Soret effect on the wood drying process and to describe the difference between commonly used presumption of this process and its presumption given by the unsteady-state computation of the coupled thermal and moisture fields in wood.

Identiferoai:union.ndltd.org:nusl.cz/oai:invenio.nusl.cz:431183
Date January 2017
CreatorsSuchomelová, Pavlína
Source SetsCzech ETDs
LanguageCzech
Detected LanguageEnglish
Typeinfo:eu-repo/semantics/masterThesis
Rightsinfo:eu-repo/semantics/restrictedAccess

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