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dc.contributor.author
Sievi, Gabriel
dc.contributor.author
Geburtig, Denise
dc.contributor.author
Skeledzic, Tanja
dc.contributor.author
Bösmann, Andreas
dc.contributor.author
Preuster, Patrick
dc.contributor.author
Brummel, Olaf
dc.contributor.author
Waidhas, Fabian
dc.contributor.author
Montero, María de Los Angeles
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dc.contributor.author
Khanipour, Peyman
dc.contributor.author
Katsounaros, Ioannis
dc.contributor.author
Libuda, Jörg
dc.contributor.author
Mayrhofer, Karl J. J.
dc.contributor.author
Wasserscheid, Peter
dc.date.available
2020-07-23T13:44:57Z
dc.date.issued
2019-05
dc.identifier.citation
Sievi, Gabriel; Geburtig, Denise; Skeledzic, Tanja; Bösmann, Andreas; Preuster, Patrick; et al.; Towards an efficient liquid organic hydrogen carrier fuel cell concept; Royal Society of Chemistry; Energy & Environmental Science; 175; 5-2019
dc.identifier.issn
1754-5692
dc.identifier.uri
http://hdl.handle.net/11336/109995
dc.description.abstract
The high temperature required for hydrogen release from Liquid Organic Hydrogen Carrier (LOHC) systems has been considered in the past as the main drawback of this otherwise highly attractive and fully infrastructure-compatible form of chemical hydrogen storage. According to the state-of-the art, the production of electrical energy from LOHC-bound hydrogen, e.g. from perhydro-dibenzyltoluene (H18DBT), requires provision of the dehydrogenation enthalpy (e.g. 65 kJ mol-1(H2) for H18-DBT) at a temperature level of 300 °C followed by purification of the released hydrogen for subsequent fuel cell operation. Here, we demonstrate that a combination of a heterogeneously catalysed transfer hydrogenation from H18-DBT to acetone and fuel cell operation with the resulting 2-propanol as a fuel, allows for an electrification of LOHC-bound hydrogen in high efficiency (> 50 %) and at surprisingly mild conditions (temperatures below 200 °C). Most importantly, our proposed new sequence does not require an external heat input as the transfer hydrogenation from H18-DBT to acetone is almost thermoneutral. In the PEMFC operation with 2-propanol, the endothermal proton release at the anode is compensated by the exothermic formation of water. Ideally the proposed sequence does not form and consume molecular H2 at any point which adds a very appealing safety feature to this way of producing electricity from LOHC-bound hydrogen, e.g. for applications on mobile platforms.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Royal Society of Chemistry
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dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
HYDROGEN
dc.subject
LIQUID ORGANIC HYDROGEN CARRIER
dc.subject
FUEL CELL
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TRANSFER HYDROGENATION
dc.subject.classification
Físico-Química, Ciencia de los Polímeros, Electroquímica
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dc.subject.classification
Ciencias Químicas
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dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
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dc.title
Towards an efficient liquid organic hydrogen carrier fuel cell concept
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2020-07-20T16:24:10Z
dc.journal.volume
175
dc.journal.pais
Reino Unido
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dc.journal.ciudad
Cambridge
dc.description.fil
Fil: Sievi, Gabriel. Forschungszentrum Jülich; Alemania
dc.description.fil
Fil: Geburtig, Denise. Universitat Erlangen-Nuremberg; Alemania
dc.description.fil
Fil: Skeledzic, Tanja. Forschungszentrum Jülich; Alemania
dc.description.fil
Fil: Bösmann, Andreas. Universitat Erlangen-Nuremberg; Alemania
dc.description.fil
Fil: Preuster, Patrick. Forschungszentrum Jülich; Alemania
dc.description.fil
Fil: Brummel, Olaf. Universitat Erlangen-Nuremberg; Alemania
dc.description.fil
Fil: Waidhas, Fabian. Universitat Erlangen-Nuremberg; Alemania
dc.description.fil
Fil: Montero, María de Los Angeles. Universidad Nacional del Litoral. Instituto de Química Aplicada del Litoral. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Química Aplicada del Litoral.; Argentina
dc.description.fil
Fil: Khanipour, Peyman. Forschungszentrum Jülich; Alemania
dc.description.fil
Fil: Katsounaros, Ioannis. Forschungszentrum Jülich; Alemania
dc.description.fil
Fil: Libuda, Jörg. Universitat Erlangen-Nuremberg; Alemania
dc.description.fil
Fil: Mayrhofer, Karl J. J.. Forschungszentrum Jülich; Andorra
dc.description.fil
Fil: Wasserscheid, Peter. Universitat Erlangen-Nuremberg; Alemania
dc.journal.title
Energy & Environmental Science
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dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://xlink.rsc.org/?DOI=C9EE01324E
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1039/C9EE01324E
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