Effects of Different Storage Techniques on Round-Baled Orchard-Pruning Residues

Baled pruning residue could be a valid solution to reduce the storage surface area in thermal and electrical power station. This study aimed to analyze the storage performance of pruning residues baled by a round baler considering three orchard tree species (apple, peach, and kiwi) and three differe...

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Main Authors: Marco Manzone, Fabrizio Gioelli, Paolo Balsari
Format: Article
Language:English
Published: MDPI AG 2019-03-01
Series:Energies
Subjects:
Online Access:http://www.mdpi.com/1996-1073/12/6/1044
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author Marco Manzone
Fabrizio Gioelli
Paolo Balsari
author_facet Marco Manzone
Fabrizio Gioelli
Paolo Balsari
author_sort Marco Manzone
collection DOAJ
description Baled pruning residue could be a valid solution to reduce the storage surface area in thermal and electrical power station. This study aimed to analyze the storage performance of pruning residues baled by a round baler considering three orchard tree species (apple, peach, and kiwi) and three different techniques (uncovered, under roof, and wrapped). The storage parameters considered were: moisture content, dry mass, and wood energy content of the material. The initial moisture content of the tree orchard specie (apple, peach, and kiwi) was different: lower for peach (41%) and higher for kiwi (51%). At the end of the storage period, all bales (covered and uncovered) obtained similar values to that of the air (about 20%); wrapped bales have highlighted no moisture content variation. The tested tree species showed a similar initial high heating value (18.70 MJ·kg−1), but a different initial low heating value: lower for kiwi (7.96 MJ kg−1) and higher for peach (10.09 MJ·kg−1). No dry matter losses were observed in all test. Stored pruning residues in bales show good benefits in term of “biofuel” quality independent of the techniques adopted expect for the wrapping system that do not permit adequate drying of the biomass.
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spelling doaj.art-84d0079585d647758583c7d6f752bff42022-12-22T02:14:45ZengMDPI AGEnergies1996-10732019-03-01126104410.3390/en12061044en12061044Effects of Different Storage Techniques on Round-Baled Orchard-Pruning ResiduesMarco Manzone0Fabrizio Gioelli1Paolo Balsari2Department of Agricultural, Forest and Food Sciences, University of Torino, 10095 Grugliasco, ItalyDepartment of Agricultural, Forest and Food Sciences, University of Torino, 10095 Grugliasco, ItalyDepartment of Agricultural, Forest and Food Sciences, University of Torino, 10095 Grugliasco, ItalyBaled pruning residue could be a valid solution to reduce the storage surface area in thermal and electrical power station. This study aimed to analyze the storage performance of pruning residues baled by a round baler considering three orchard tree species (apple, peach, and kiwi) and three different techniques (uncovered, under roof, and wrapped). The storage parameters considered were: moisture content, dry mass, and wood energy content of the material. The initial moisture content of the tree orchard specie (apple, peach, and kiwi) was different: lower for peach (41%) and higher for kiwi (51%). At the end of the storage period, all bales (covered and uncovered) obtained similar values to that of the air (about 20%); wrapped bales have highlighted no moisture content variation. The tested tree species showed a similar initial high heating value (18.70 MJ·kg−1), but a different initial low heating value: lower for kiwi (7.96 MJ kg−1) and higher for peach (10.09 MJ·kg−1). No dry matter losses were observed in all test. Stored pruning residues in bales show good benefits in term of “biofuel” quality independent of the techniques adopted expect for the wrapping system that do not permit adequate drying of the biomass.http://www.mdpi.com/1996-1073/12/6/1044prunings residuesround balesstorage benefits
spellingShingle Marco Manzone
Fabrizio Gioelli
Paolo Balsari
Effects of Different Storage Techniques on Round-Baled Orchard-Pruning Residues
Energies
prunings residues
round bales
storage benefits
title Effects of Different Storage Techniques on Round-Baled Orchard-Pruning Residues
title_full Effects of Different Storage Techniques on Round-Baled Orchard-Pruning Residues
title_fullStr Effects of Different Storage Techniques on Round-Baled Orchard-Pruning Residues
title_full_unstemmed Effects of Different Storage Techniques on Round-Baled Orchard-Pruning Residues
title_short Effects of Different Storage Techniques on Round-Baled Orchard-Pruning Residues
title_sort effects of different storage techniques on round baled orchard pruning residues
topic prunings residues
round bales
storage benefits
url http://www.mdpi.com/1996-1073/12/6/1044
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AT paolobalsari effectsofdifferentstoragetechniquesonroundbaledorchardpruningresidues