Influence of Conduction Drying on the Physical and Combustion Properties of Hazelnut Shell

Hazelnut fruit samples were collected over 2 years (2020 and 2021) and subjected to four different drying temperatures (100, 120, 140, and 160 °C) and four different drying times of 15, 30, 45, and 60 min using conduction drying. The analyses performed showed that conduction drying at different temp...

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Main Authors: Ana Matin, Ivan Brandić, Neven Voća, Nikola Bilandžija, Božidar Matin, Vanja Jurišić, Karlo Špelić, Alan Antonović, Mateja Grubor, Tajana Krička
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/16/3/1297
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author Ana Matin
Ivan Brandić
Neven Voća
Nikola Bilandžija
Božidar Matin
Vanja Jurišić
Karlo Špelić
Alan Antonović
Mateja Grubor
Tajana Krička
author_facet Ana Matin
Ivan Brandić
Neven Voća
Nikola Bilandžija
Božidar Matin
Vanja Jurišić
Karlo Špelić
Alan Antonović
Mateja Grubor
Tajana Krička
author_sort Ana Matin
collection DOAJ
description Hazelnut fruit samples were collected over 2 years (2020 and 2021) and subjected to four different drying temperatures (100, 120, 140, and 160 °C) and four different drying times of 15, 30, 45, and 60 min using conduction drying. The analyses performed showed that conduction drying at different temperatures and different drying times had a significant effect on the change in the composition of the hazelnut shell fuel and its mass properties. Comparing the untreated samples over two years and the samples after drying, it can be seen that in 2020, the drying treatment causes a decrease in the percentage of C and H, while in 2021, drying at 160 °C and 45 min causes an increase in C and H values. After treatment, the S content decreased on average, while the value of O increased or remained the same. The greatest increase in heating values (HHV and LHV) was observed at temperatures of 140 °C and 120 °C and the duration of 45 min. When drying was applied, a significant difference in mass change was observed at 120 °C, 100 °C, and 140 °C and 30 and 60 min process durations. The change in heating value is significantly affected by the parameters year of sampling, temperature, and time, while the change in mass of the hazelnut shell is most affected by drying time.
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spelling doaj.art-20a6f0fcf5344732b8f5b296ddb2cef42023-11-16T16:35:28ZengMDPI AGEnergies1996-10732023-01-01163129710.3390/en16031297Influence of Conduction Drying on the Physical and Combustion Properties of Hazelnut ShellAna Matin0Ivan Brandić1Neven Voća2Nikola Bilandžija3Božidar Matin4Vanja Jurišić5Karlo Špelić6Alan Antonović7Mateja Grubor8Tajana Krička9Faculty of Agriculture, University of Zagreb, Svetošimunska Cesta 25, 10000 Zagreb, CroatiaFaculty of Agriculture, University of Zagreb, Svetošimunska Cesta 25, 10000 Zagreb, CroatiaFaculty of Agriculture, University of Zagreb, Svetošimunska Cesta 25, 10000 Zagreb, CroatiaFaculty of Agriculture, University of Zagreb, Svetošimunska Cesta 25, 10000 Zagreb, CroatiaFaculty of Forestry and Wood Technology, University of Zagreb, Svetošimunska Cesta 23, 10000 Zagreb, CroatiaFaculty of Agriculture, University of Zagreb, Svetošimunska Cesta 25, 10000 Zagreb, CroatiaFaculty of Agriculture, University of Zagreb, Svetošimunska Cesta 25, 10000 Zagreb, CroatiaFaculty of Forestry and Wood Technology, University of Zagreb, Svetošimunska Cesta 23, 10000 Zagreb, CroatiaFaculty of Agriculture, University of Zagreb, Svetošimunska Cesta 25, 10000 Zagreb, CroatiaFaculty of Agriculture, University of Zagreb, Svetošimunska Cesta 25, 10000 Zagreb, CroatiaHazelnut fruit samples were collected over 2 years (2020 and 2021) and subjected to four different drying temperatures (100, 120, 140, and 160 °C) and four different drying times of 15, 30, 45, and 60 min using conduction drying. The analyses performed showed that conduction drying at different temperatures and different drying times had a significant effect on the change in the composition of the hazelnut shell fuel and its mass properties. Comparing the untreated samples over two years and the samples after drying, it can be seen that in 2020, the drying treatment causes a decrease in the percentage of C and H, while in 2021, drying at 160 °C and 45 min causes an increase in C and H values. After treatment, the S content decreased on average, while the value of O increased or remained the same. The greatest increase in heating values (HHV and LHV) was observed at temperatures of 140 °C and 120 °C and the duration of 45 min. When drying was applied, a significant difference in mass change was observed at 120 °C, 100 °C, and 140 °C and 30 and 60 min process durations. The change in heating value is significantly affected by the parameters year of sampling, temperature, and time, while the change in mass of the hazelnut shell is most affected by drying time.https://www.mdpi.com/1996-1073/16/3/1297hazelnut shellconduction dryingtemperaturedrying timecombustion properties
spellingShingle Ana Matin
Ivan Brandić
Neven Voća
Nikola Bilandžija
Božidar Matin
Vanja Jurišić
Karlo Špelić
Alan Antonović
Mateja Grubor
Tajana Krička
Influence of Conduction Drying on the Physical and Combustion Properties of Hazelnut Shell
Energies
hazelnut shell
conduction drying
temperature
drying time
combustion properties
title Influence of Conduction Drying on the Physical and Combustion Properties of Hazelnut Shell
title_full Influence of Conduction Drying on the Physical and Combustion Properties of Hazelnut Shell
title_fullStr Influence of Conduction Drying on the Physical and Combustion Properties of Hazelnut Shell
title_full_unstemmed Influence of Conduction Drying on the Physical and Combustion Properties of Hazelnut Shell
title_short Influence of Conduction Drying on the Physical and Combustion Properties of Hazelnut Shell
title_sort influence of conduction drying on the physical and combustion properties of hazelnut shell
topic hazelnut shell
conduction drying
temperature
drying time
combustion properties
url https://www.mdpi.com/1996-1073/16/3/1297
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