An experimental study on convective drying of quince

A laboratory convective drying unit (LCDU) has been designed, constructed and equipped with an integrated measurement and control instrumentation, in order to evaluate the essential drying characteristics of various horticultural and agricultural products. The current paper presents experimental res...

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Κύριοι συγγραφείς: Tzempelikos, Dimitrios, Bardakas, Achilleas, Vouros, Alexandros, Tsepenekas, Dionysios, Filios, Andronikos, Margaris, Dionissios
Άλλοι συγγραφείς: Τζεμπελίκος, Δημήτριος
Μορφή: Conference (paper)
Γλώσσα:English
Έκδοση: 2013
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Διαθέσιμο Online:http://hdl.handle.net/10889/6269
id nemertes-10889-6269
record_format dspace
spelling nemertes-10889-62692022-09-05T20:27:08Z An experimental study on convective drying of quince Tzempelikos, Dimitrios Bardakas, Achilleas Vouros, Alexandros Tsepenekas, Dionysios Filios, Andronikos Margaris, Dionissios Τζεμπελίκος, Δημήτριος Μπαρδάκας, Αχιλλέας Βούρος, Αλέξανδρος Τσεπενέκας, Διονύσιος Φιλιός, Ανδρόνικος Μάργαρης, Διονύσιος Convective drying Quince Experimental results Drying kinetics Drying rate A laboratory convective drying unit (LCDU) has been designed, constructed and equipped with an integrated measurement and control instrumentation, in order to evaluate the essential drying characteristics of various horticultural and agricultural products. The current paper presents experimental results from tests with quince slices. Drying kinetics was investigated as a function of drying conditions. Experiments were conducted at air flow temperatures of 40, 50 and 60oC and average velocities of 1, 2 and 3 m/s. Temperature changes of the drying quince samples, the relative humidity and the temperature of the drying air were measured during the drying processes and finally the moisture ratio (MR) was calculated. The experimental MR data were fitted with three mathematical models available in the literature and a good agreement was observed. In the ranges measured, Fick’s 2nd law of diffusion was used to fit the experimental data for the determination of the effective moisture diffusivity. The activation energy was determined, assuming an Arrhenius type temperature relationship with moisture diffusivity. 2013-08-06T11:09:07Z 2013-08-06T11:09:07Z 19-20 September 2013 2013-08-06 Conference (paper) http://hdl.handle.net/10889/6269 en Bucharest, Romania application/pdf
institution UPatras
collection Nemertes
language English
topic Convective drying
Quince
Experimental results
Drying kinetics
Drying rate
spellingShingle Convective drying
Quince
Experimental results
Drying kinetics
Drying rate
Tzempelikos, Dimitrios
Bardakas, Achilleas
Vouros, Alexandros
Tsepenekas, Dionysios
Filios, Andronikos
Margaris, Dionissios
An experimental study on convective drying of quince
description A laboratory convective drying unit (LCDU) has been designed, constructed and equipped with an integrated measurement and control instrumentation, in order to evaluate the essential drying characteristics of various horticultural and agricultural products. The current paper presents experimental results from tests with quince slices. Drying kinetics was investigated as a function of drying conditions. Experiments were conducted at air flow temperatures of 40, 50 and 60oC and average velocities of 1, 2 and 3 m/s. Temperature changes of the drying quince samples, the relative humidity and the temperature of the drying air were measured during the drying processes and finally the moisture ratio (MR) was calculated. The experimental MR data were fitted with three mathematical models available in the literature and a good agreement was observed. In the ranges measured, Fick’s 2nd law of diffusion was used to fit the experimental data for the determination of the effective moisture diffusivity. The activation energy was determined, assuming an Arrhenius type temperature relationship with moisture diffusivity.
author2 Τζεμπελίκος, Δημήτριος
author_facet Τζεμπελίκος, Δημήτριος
Tzempelikos, Dimitrios
Bardakas, Achilleas
Vouros, Alexandros
Tsepenekas, Dionysios
Filios, Andronikos
Margaris, Dionissios
format Conference (paper)
author Tzempelikos, Dimitrios
Bardakas, Achilleas
Vouros, Alexandros
Tsepenekas, Dionysios
Filios, Andronikos
Margaris, Dionissios
author_sort Tzempelikos, Dimitrios
title An experimental study on convective drying of quince
title_short An experimental study on convective drying of quince
title_full An experimental study on convective drying of quince
title_fullStr An experimental study on convective drying of quince
title_full_unstemmed An experimental study on convective drying of quince
title_sort experimental study on convective drying of quince
publishDate 2013
url http://hdl.handle.net/10889/6269
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