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Building a Roadmap for Cost Effective Energy Use of Non-valorized Biomass

A special issue of Energies (ISSN 1996-1073). This special issue belongs to the section "A4: Bio-Energy".

Deadline for manuscript submissions: closed (31 March 2023) | Viewed by 6833

Special Issue Editor


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Guest Editor
PROMETHEUS, Escola Superior de Tecnologia e Gestão, Instituto Politécnico de Viana do Castelo, 4900-347 Viana do Castelo, Portugal
Interests: bioenergy; biomass bombustion; energy efficiency; renewable energies

Special Issue Information

Dear Colleagues,

The Guest Editor is inviting submissions to a Special Issue of Energies on the “Building a Roadmap for Cost Effective Energy Use of Non-Valorized Biomass”.

The building of international tension due to the climate crisis and the general public’s focus and demands for increased ambition in measures could provide a new launchpad for leveraging local biomass markets for climate change mitigation and economic development as well to force more impactful environmental policies.

The uncharted potential of local non-valorized biomass makes urgent expert research on a novel multi-layered roadmap leading to a more cost-effective use of biomass for energy, a higher impact on GHG emission savings, and contributing to local circular economy development.

Prof. Duarte Alves
Guest Editor

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Energies is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2600 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • GHG emissions
  • biomass residues
  • bioenergy potential
  • biomass supply chain
  • low-cost technologies
  • low-carbon technologies
  • land use change
  • multi-scale modelling
  • circular economy
  • carbon sequestration
  • novel materials
  • local environmental quality
  • hydrogen economy
  • biorefineries

Published Papers (2 papers)

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Research

22 pages, 3849 KiB  
Article
Analysis of the Possibility of Energetic Utilization of Biomass Obtained from Grass Mowing of a Large-Area Golf Course—A Case Study of Tuscany
by Łukasz Sobol, Arkadiusz Dyjakon, Alessandro Suardi and Rainer Preißmann
Energies 2021, 14(17), 5520; https://doi.org/10.3390/en14175520 - 3 Sep 2021
Cited by 6 | Viewed by 2647
Abstract
The mowing of sports fields generates a significant amount of waste biomass which requires appropriate management. On the largest scale, this problem affects golf courses with a grass surface area of up to 100 ha. Currently, the main directions for grass clippings management [...] Read more.
The mowing of sports fields generates a significant amount of waste biomass which requires appropriate management. On the largest scale, this problem affects golf courses with a grass surface area of up to 100 ha. Currently, the main directions for grass clippings management include composting, grass cycling, and waste. A certain alternative may be the energetic utilization of grass clippings, which not only solves the problem of organic waste management, but also brings measurable economic profits in the form of generated electricity and heat. This paper presents a techno-economic analysis of the application of a micro biogas plant, fed with grass clippings from a golf course project in Tuscany, with a grass surface of 111.21 ha. It has been shown that the annual biomass potential is 526.65 tDM∙year−1 (±45.64 tDM∙year−1), which makes it possible to build a micro biogas plant with an electric power of ca. 46 kW. The potential amount of electricity produced during the year is able to cover 16.95–37.35% (depending on the season) of electricity demand in the hotel resort, which includes two golf courses and practice facilities. The produced heat in the amount of 1388.41 GJ, in turn, is able to cover the annual heat demand in the range of 7.95–17.24% (depending on the season). In addition, the electricity and heat produced exceeds the energy expenditures for mowing, making the energy balance positive. Unfortunately, the analysis showed that the construction of a micro scale biogas plant is economically unprofitable and is characterized (in the period of 10 years) by negative IRR and ROI (−17.74% and −34.98%, respectively). However, it should be emphasized that with the additional income resulting from the avoidance of fees for the export and management of organic waste and the reduction of fertilization costs (fertilization of part of the golf course with digestate), the application of a micro biogas plant may turn out to be economically feasible (NPV > 0). Full article
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13 pages, 1209 KiB  
Article
The Role of Energy Valuation of Agroforestry Biomass on the Circular Economy
by Yarima Torreiro, Leticia Pérez, Gonzalo Piñeiro, Francisco Pedras and Angela Rodríguez-Abalde
Energies 2020, 13(10), 2516; https://doi.org/10.3390/en13102516 - 15 May 2020
Cited by 22 | Viewed by 2734
Abstract
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. [...] Read more.
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. Full article
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