Waste-Based Intermediate Bioenergy Carriers: Syngas Production via Coupling Slow Pyrolysis with Gasification under a Circular Economy Model

Waste-based feedstocks and bioenergy intermediate carriers are key issues of the whole bioenergy value chain. Towards a circular economy, changing upcycling infra-structure systems takes time, while energy-from-waste (EfW) technologies like waste pyrolysis and gasification could play an integral par...

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Autores principales: Danai Frantzi, Anastasia Zabaniotou
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Lenguaje:EN
Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:92d2db66dd264fcf8471b04603219e552021-11-11T16:04:54ZWaste-Based Intermediate Bioenergy Carriers: Syngas Production via Coupling Slow Pyrolysis with Gasification under a Circular Economy Model10.3390/en142173661996-1073https://doaj.org/article/92d2db66dd264fcf8471b04603219e552021-11-01T00:00:00Zhttps://www.mdpi.com/1996-1073/14/21/7366https://doaj.org/toc/1996-1073Waste-based feedstocks and bioenergy intermediate carriers are key issues of the whole bioenergy value chain. Towards a circular economy, changing upcycling infra-structure systems takes time, while energy-from-waste (EfW) technologies like waste pyrolysis and gasification could play an integral part. Thus, the aim of this study is to propose a circular economy pathway for the waste to energy (WtE) thermochemical technologies, through which solid biomass waste can be slowly pyrolyzed to biochar (main product), in various regionally distributed small plants, and the pyro-oils, by-products of those plants could be used as an intermediate energy carrier to fuel a central gasification plant for syngas production. Through the performed review, the main parameters of the whole process chain, from waste to syngas, were discussed. The study develops a conceptual model that can be implemented for overcoming barriers to the broad deployment of WtE solutions. The proposed model of WtE facilities is changing the recycling economy into a circular economy, where nothing is wasted, while a carbon-negative energy carrier can be achieved. The downstream side of the process (cleaning of syngas) and the economic feasibility of the dual such system need optimization.Danai FrantziAnastasia ZabaniotouMDPI AGarticlebioenergy intermediate carrierscircular economyslow pyrolysisbiooil gasificationsyngaswasteTechnologyTENEnergies, Vol 14, Iss 7366, p 7366 (2021)
institution DOAJ
collection DOAJ
language EN
topic bioenergy intermediate carriers
circular economy
slow pyrolysis
biooil gasification
syngas
waste
Technology
T
spellingShingle bioenergy intermediate carriers
circular economy
slow pyrolysis
biooil gasification
syngas
waste
Technology
T
Danai Frantzi
Anastasia Zabaniotou
Waste-Based Intermediate Bioenergy Carriers: Syngas Production via Coupling Slow Pyrolysis with Gasification under a Circular Economy Model
description Waste-based feedstocks and bioenergy intermediate carriers are key issues of the whole bioenergy value chain. Towards a circular economy, changing upcycling infra-structure systems takes time, while energy-from-waste (EfW) technologies like waste pyrolysis and gasification could play an integral part. Thus, the aim of this study is to propose a circular economy pathway for the waste to energy (WtE) thermochemical technologies, through which solid biomass waste can be slowly pyrolyzed to biochar (main product), in various regionally distributed small plants, and the pyro-oils, by-products of those plants could be used as an intermediate energy carrier to fuel a central gasification plant for syngas production. Through the performed review, the main parameters of the whole process chain, from waste to syngas, were discussed. The study develops a conceptual model that can be implemented for overcoming barriers to the broad deployment of WtE solutions. The proposed model of WtE facilities is changing the recycling economy into a circular economy, where nothing is wasted, while a carbon-negative energy carrier can be achieved. The downstream side of the process (cleaning of syngas) and the economic feasibility of the dual such system need optimization.
format article
author Danai Frantzi
Anastasia Zabaniotou
author_facet Danai Frantzi
Anastasia Zabaniotou
author_sort Danai Frantzi
title Waste-Based Intermediate Bioenergy Carriers: Syngas Production via Coupling Slow Pyrolysis with Gasification under a Circular Economy Model
title_short Waste-Based Intermediate Bioenergy Carriers: Syngas Production via Coupling Slow Pyrolysis with Gasification under a Circular Economy Model
title_full Waste-Based Intermediate Bioenergy Carriers: Syngas Production via Coupling Slow Pyrolysis with Gasification under a Circular Economy Model
title_fullStr Waste-Based Intermediate Bioenergy Carriers: Syngas Production via Coupling Slow Pyrolysis with Gasification under a Circular Economy Model
title_full_unstemmed Waste-Based Intermediate Bioenergy Carriers: Syngas Production via Coupling Slow Pyrolysis with Gasification under a Circular Economy Model
title_sort waste-based intermediate bioenergy carriers: syngas production via coupling slow pyrolysis with gasification under a circular economy model
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/92d2db66dd264fcf8471b04603219e55
work_keys_str_mv AT danaifrantzi wastebasedintermediatebioenergycarrierssyngasproductionviacouplingslowpyrolysiswithgasificationunderacirculareconomymodel
AT anastasiazabaniotou wastebasedintermediatebioenergycarrierssyngasproductionviacouplingslowpyrolysiswithgasificationunderacirculareconomymodel
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