Challenges in Characterization of Odour Emissions from Wood Chip Storage

Woody biomass energy is increasingly widespread due to its renewable nature. Before processing, biomass is typically stored in wood heaps located outdoor. A prolonged storage may lead to gaseous emission due to the physicochemical and biological degradations within the biomass. This experimental wor...

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Main Authors: Francesca Tagliaferri, Filippo Panzeri, Marzio Invernizzi, Selena Sironi
Format: Article
Language:English
Published: AIDIC Servizi S.r.l. 2022-10-01
Series:Chemical Engineering Transactions
Online Access:https://www.cetjournal.it/index.php/cet/article/view/12819
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author Francesca Tagliaferri
Filippo Panzeri
Marzio Invernizzi
Selena Sironi
author_facet Francesca Tagliaferri
Filippo Panzeri
Marzio Invernizzi
Selena Sironi
author_sort Francesca Tagliaferri
collection DOAJ
description Woody biomass energy is increasingly widespread due to its renewable nature. Before processing, biomass is typically stored in wood heaps located outdoor. A prolonged storage may lead to gaseous emission due to the physicochemical and biological degradations within the biomass. This experimental work focuses on the characterization of odorous emission from wood chips storage, since similar studies are not available in literature. To this purpose, some field measurements have been conducted on wood heaps stored in an Italian thermal power plant to evaluate if they represent a possible significant source of odour and to identify some potential parameters (i.e. storage time, wood matrix, presence of smoke) that may affect the odour release from wood storage. This study reveals the heterogeneity of the heap surface. Infact, while “dry zones” appears not particularly significant in terms of odour emission, “smoking zones” are characterised by odour concentrations values two orders of magnitude higher (and up to 200,000 ouE/m3). The presence of smoking areas seems to be strictly connected to the storage time, since in heaps stored from more than 100 - 150 days smoking regions only occur in localized areas and in less enhanced way. Therefore, storage time appears as a significant parameter which affects the odour emissions. On the contrary, the type of wood matrix seems not a crucial variable: no remarkable differences have been identified among heaps with different wood origin.
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spelling doaj.art-0c84c5febd084e2e9bb5c6720e9a9df92022-12-22T03:32:24ZengAIDIC Servizi S.r.l.Chemical Engineering Transactions2283-92162022-10-0195Challenges in Characterization of Odour Emissions from Wood Chip StorageFrancesca TagliaferriFilippo PanzeriMarzio InvernizziSelena SironiWoody biomass energy is increasingly widespread due to its renewable nature. Before processing, biomass is typically stored in wood heaps located outdoor. A prolonged storage may lead to gaseous emission due to the physicochemical and biological degradations within the biomass. This experimental work focuses on the characterization of odorous emission from wood chips storage, since similar studies are not available in literature. To this purpose, some field measurements have been conducted on wood heaps stored in an Italian thermal power plant to evaluate if they represent a possible significant source of odour and to identify some potential parameters (i.e. storage time, wood matrix, presence of smoke) that may affect the odour release from wood storage. This study reveals the heterogeneity of the heap surface. Infact, while “dry zones” appears not particularly significant in terms of odour emission, “smoking zones” are characterised by odour concentrations values two orders of magnitude higher (and up to 200,000 ouE/m3). The presence of smoking areas seems to be strictly connected to the storage time, since in heaps stored from more than 100 - 150 days smoking regions only occur in localized areas and in less enhanced way. Therefore, storage time appears as a significant parameter which affects the odour emissions. On the contrary, the type of wood matrix seems not a crucial variable: no remarkable differences have been identified among heaps with different wood origin.https://www.cetjournal.it/index.php/cet/article/view/12819
spellingShingle Francesca Tagliaferri
Filippo Panzeri
Marzio Invernizzi
Selena Sironi
Challenges in Characterization of Odour Emissions from Wood Chip Storage
Chemical Engineering Transactions
title Challenges in Characterization of Odour Emissions from Wood Chip Storage
title_full Challenges in Characterization of Odour Emissions from Wood Chip Storage
title_fullStr Challenges in Characterization of Odour Emissions from Wood Chip Storage
title_full_unstemmed Challenges in Characterization of Odour Emissions from Wood Chip Storage
title_short Challenges in Characterization of Odour Emissions from Wood Chip Storage
title_sort challenges in characterization of odour emissions from wood chip storage
url https://www.cetjournal.it/index.php/cet/article/view/12819
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AT marzioinvernizzi challengesincharacterizationofodouremissionsfromwoodchipstorage
AT selenasironi challengesincharacterizationofodouremissionsfromwoodchipstorage