The Role of Energy Valuation of Agroforestry Biomass on the Circular Economy

The use of biomass has increased significantly in recent years. In this context, the use of not valued high-potential biomass (NVHPB) is emerging as a suitable alternative. This is the case of pruning vine, pruning kiwi, scrub (heather, gorse, broom) and forest pruning. The objective of this researc...

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Main Authors: Yarima Torreiro, Leticia Pérez, Gonzalo Piñeiro, Francisco Pedras, Angela Rodríguez-Abalde
Format: Article
Language:English
Published: MDPI AG 2020-05-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/10/2516
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author Yarima Torreiro
Leticia Pérez
Gonzalo Piñeiro
Francisco Pedras
Angela Rodríguez-Abalde
author_facet Yarima Torreiro
Leticia Pérez
Gonzalo Piñeiro
Francisco Pedras
Angela Rodríguez-Abalde
author_sort Yarima Torreiro
collection DOAJ
description The use of biomass has increased significantly in recent years. In this context, the use of not valued high-potential biomass (NVHPB) is emerging as a suitable alternative. This is the case of pruning vine, pruning kiwi, scrub (heather, gorse, broom) and forest pruning. The objective of this research was to study the potential of six selected agroforestry biomasses as biofuels in thermochemical processes. For that purpose, biomass was collected by specific machinery. Proximate and ultimate analyses were carried out as well as the inorganic compounds’ determination. Then, natural and forced drying were conducted. Low heating values (LHV) between 17 and 20 MJ/kg (dry basis) were achieved in all analyzed cases. Granulometric reduction, biomass classification and densification took place. Finally, energy recovery tests through microcogeneration were carried out. Values close to 97% in cogeneration efficiency were reached (9% net electric yield and 88% thermal yield), offering an alternative to obtain clean energy.
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spelling doaj.art-02390399d1074a06856b85f33476232f2023-11-20T00:38:12ZengMDPI AGEnergies1996-10732020-05-011310251610.3390/en13102516The Role of Energy Valuation of Agroforestry Biomass on the Circular EconomyYarima Torreiro0Leticia Pérez1Gonzalo Piñeiro2Francisco Pedras3Angela Rodríguez-Abalde4EnergyLab, Edificio CITEXVI, Fonte das Abelleiras, s/n, Campus Universitario de Vigo, 36310 Vigo, SpainEnergyLab, Edificio CITEXVI, Fonte das Abelleiras, s/n, Campus Universitario de Vigo, 36310 Vigo, SpainAxencia Galega da Industria Forestal (XERA). Avda. De Galicia nº5, Parque Tecnolóxico de Galicia (Tecnópole), San Cibrao das Viñas, 32901 Ourense, SpainAxencia Galega da Industria Forestal (XERA). Avda. De Galicia nº5, Parque Tecnolóxico de Galicia (Tecnópole), San Cibrao das Viñas, 32901 Ourense, SpainEnergyLab, Edificio CITEXVI, Fonte das Abelleiras, s/n, Campus Universitario de Vigo, 36310 Vigo, SpainThe use of biomass has increased significantly in recent years. In this context, the use of not valued high-potential biomass (NVHPB) is emerging as a suitable alternative. This is the case of pruning vine, pruning kiwi, scrub (heather, gorse, broom) and forest pruning. The objective of this research was to study the potential of six selected agroforestry biomasses as biofuels in thermochemical processes. For that purpose, biomass was collected by specific machinery. Proximate and ultimate analyses were carried out as well as the inorganic compounds’ determination. Then, natural and forced drying were conducted. Low heating values (LHV) between 17 and 20 MJ/kg (dry basis) were achieved in all analyzed cases. Granulometric reduction, biomass classification and densification took place. Finally, energy recovery tests through microcogeneration were carried out. Values close to 97% in cogeneration efficiency were reached (9% net electric yield and 88% thermal yield), offering an alternative to obtain clean energy.https://www.mdpi.com/1996-1073/13/10/2516residual biomassbiomass collectionbiomass pretreatmentthermochemical characterizationmicrocogeneration
spellingShingle Yarima Torreiro
Leticia Pérez
Gonzalo Piñeiro
Francisco Pedras
Angela Rodríguez-Abalde
The Role of Energy Valuation of Agroforestry Biomass on the Circular Economy
Energies
residual biomass
biomass collection
biomass pretreatment
thermochemical characterization
microcogeneration
title The Role of Energy Valuation of Agroforestry Biomass on the Circular Economy
title_full The Role of Energy Valuation of Agroforestry Biomass on the Circular Economy
title_fullStr The Role of Energy Valuation of Agroforestry Biomass on the Circular Economy
title_full_unstemmed The Role of Energy Valuation of Agroforestry Biomass on the Circular Economy
title_short The Role of Energy Valuation of Agroforestry Biomass on the Circular Economy
title_sort role of energy valuation of agroforestry biomass on the circular economy
topic residual biomass
biomass collection
biomass pretreatment
thermochemical characterization
microcogeneration
url https://www.mdpi.com/1996-1073/13/10/2516
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