EVALUATION OF WOOD SORPTION MODELS FOR HIGH TEMPERATURES

Seven wood sorption models available in the literature were parameterized for prediction of equilibrium moisture content for temperatures up to 220°C. The criterion used to evaluate the models is the uncorrected sum of squares of differences between the predicted equilibrium moisture content and exp...

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Autores principales: Vidal Bastías,Marcia, Cloutier,Alain
Lenguaje:English
Publicado: Universidad del Bío-Bío 2005
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-221X2005000300001
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spelling oai:scielo:S0718-221X20050003000012005-12-21EVALUATION OF WOOD SORPTION MODELS FOR HIGH TEMPERATURESVidal Bastías,MarciaCloutier,Alain sorption isotherm relative vapor pressure equilibrium moisture content mathematical modeling Seven wood sorption models available in the literature were parameterized for prediction of equilibrium moisture content for temperatures up to 220°C. The criterion used to evaluate the models is the uncorrected sum of squares of differences between the predicted equilibrium moisture content and experimental values published in literature for temperatures between 0°C and 160°C. The results show that the Malmquist model gave the best overall fit to experimental data for the relative humidities considered (40%, 52%, 65%, 75% and 85%). However, the García model performs better for temperatures between 110°C and 155°C at a relative humidity of 85%. Therefore, the choice of the sorption model depends on the specific hygrothermal conditions required by the user.info:eu-repo/semantics/openAccessUniversidad del Bío-BíoMaderas. Ciencia y tecnología v.7 n.3 20052005-01-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-221X2005000300001en10.4067/S0718-221X2005000300001
institution Scielo Chile
collection Scielo Chile
language English
topic sorption isotherm
relative vapor pressure
equilibrium moisture content
mathematical modeling
spellingShingle sorption isotherm
relative vapor pressure
equilibrium moisture content
mathematical modeling
Vidal Bastías,Marcia
Cloutier,Alain
EVALUATION OF WOOD SORPTION MODELS FOR HIGH TEMPERATURES
description Seven wood sorption models available in the literature were parameterized for prediction of equilibrium moisture content for temperatures up to 220°C. The criterion used to evaluate the models is the uncorrected sum of squares of differences between the predicted equilibrium moisture content and experimental values published in literature for temperatures between 0°C and 160°C. The results show that the Malmquist model gave the best overall fit to experimental data for the relative humidities considered (40%, 52%, 65%, 75% and 85%). However, the García model performs better for temperatures between 110°C and 155°C at a relative humidity of 85%. Therefore, the choice of the sorption model depends on the specific hygrothermal conditions required by the user.
author Vidal Bastías,Marcia
Cloutier,Alain
author_facet Vidal Bastías,Marcia
Cloutier,Alain
author_sort Vidal Bastías,Marcia
title EVALUATION OF WOOD SORPTION MODELS FOR HIGH TEMPERATURES
title_short EVALUATION OF WOOD SORPTION MODELS FOR HIGH TEMPERATURES
title_full EVALUATION OF WOOD SORPTION MODELS FOR HIGH TEMPERATURES
title_fullStr EVALUATION OF WOOD SORPTION MODELS FOR HIGH TEMPERATURES
title_full_unstemmed EVALUATION OF WOOD SORPTION MODELS FOR HIGH TEMPERATURES
title_sort evaluation of wood sorption models for high temperatures
publisher Universidad del Bío-Bío
publishDate 2005
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-221X2005000300001
work_keys_str_mv AT vidalbastiasmarcia evaluationofwoodsorptionmodelsforhightemperatures
AT cloutieralain evaluationofwoodsorptionmodelsforhightemperatures
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