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Solid-liquid phase equilibrium: alkane systems for low temperature energy storage

datacite.subject.sdg07:Energias Renováveis e Acessíveispt_PT
dc.contributor.authorSequeira, Maria Carolina
dc.contributor.authorNogueira, Bernardo A.
dc.contributor.authorCaetano, Fernando J. P.
dc.contributor.authorDiogo, Herminio
dc.contributor.authorFareleira, João M. N. A.
dc.contributor.authorFausto, Rui
dc.date.accessioned2024-01-05T18:58:41Z
dc.date.available2024-01-05T18:58:41Z
dc.date.issued2023-09-12
dc.description.abstractThe incessant and increasing need for energy requires urgent and effective solutions. The supply of renewable energies is mainly intermittent, which often leads to a gap between the availability of energy and its consumption. Therefore, energy storage becomes imperative for increasing the efficiency in the use of the produced energy. Concerning this, the use of phase change materials (PCMs) has taken a very important role, especially for active cooling systems. In particular, eutectic systems can be designed with characteristics that make them suitable for each application, allowing significant energy savings, which is very relevant in what concerns economic and environmental sustainability [1]. This work aims to the characterization of selected systems that can be used for energy storage at low temperatures, starting by the construction of solid-liquid phase diagrams using differential scanning calorimetry (DSC) and Raman Spectroscopy results. Phase diagrams are crucial to characterize the behaviour of these systems and reveals the robustness of the PCM, and for new PCMs, equilibrium studies are essential to achieve the desired melting temperature [2]. This work is focused on binary systems composed by normal alkanes, in particular, the binary mixtures C8-C10 and C10-C12. These systems revealed to behave as eutectic systems at low temperatures, showing a promising applicability for thermal energy storage for low temperature applications. The eutectic points are around -61ºC and -35ºC, respectively. Additionally, a fitting equation for the experimental liquidus lines of the phase equilibrium diagrams is proposed for each system.pt_PT
dc.description.versionN/Apt_PT
dc.identifier.citationMaria C.M. Sequeira, Bernardo A. Nogueira, Fernando J.P. Caetano, Hermínio P. Diogo, João M.N.A. Fareleira, Rui Fausto; Solid-liquid phase equilibrium: alkane systems for low temperature energy storage, ECPT2023 – 22nd European Conference on Thermophysical Properties September 10-13, 2023, Venice, Italypt_PT
dc.identifier.urihttp://hdl.handle.net/10400.2/15357
dc.language.isoengpt_PT
dc.peerreviewednopt_PT
dc.relationCentro de Química Estrutural
dc.relationCentro de Química Estrutural
dc.relationCoimbra Chemistry Center
dc.relationCoimbra Chemistry Center
dc.relationInstitute of Molecular Sciences
dc.relationEquilibrium and Transport Properties of Materials for Sustainable Low Temperature Energy Storage
dc.rights.urihttp://creativecommons.org/licenses/by-nc-sa/4.0/pt_PT
dc.subjectThermal energy storage at low Tpt_PT
dc.subjectPhase Change Materials (PCMs)pt_PT
dc.titleSolid-liquid phase equilibrium: alkane systems for low temperature energy storagept_PT
dc.typeconference object
dspace.entity.typePublication
oaire.awardTitleCentro de Química Estrutural
oaire.awardTitleCentro de Química Estrutural
oaire.awardTitleCoimbra Chemistry Center
oaire.awardTitleCoimbra Chemistry Center
oaire.awardTitleInstitute of Molecular Sciences
oaire.awardTitleEquilibrium and Transport Properties of Materials for Sustainable Low Temperature Energy Storage
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDB%2F00100%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDP%2F00100%2F2020/PT
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oaire.awardURIinfo:eu-repo/grantAgreement/FCT/OE/UI%2FBD%2F152239%2F2021/PT
oaire.citation.conferencePlaceVenice, Italypt_PT
oaire.citation.titleECPT2023 – 22nd European Conference on Thermophysical Propertiespt_PT
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStreamOE
person.familyNameSequeira
person.familyNameNogueira
person.familyNameCaetano
person.familyNameDiogo
person.familyNameFareleira
person.familyNameMartins Ribeiro da Silva Lourenço
person.givenNameMaria Carolina
person.givenNameBernardo
person.givenNameFernando J. P.
person.givenNameHerminio
person.givenNameJoão
person.givenNameRui Fausto
person.identifier1116510
person.identifierhttps://scholar.google.pt/citations?user=c9WkdtEAAAAJ&hl=pt-PT
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person.identifier.orcid0000-0002-9746-2281
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person.identifier.orcid0000-0002-6821-1694
person.identifier.orcid0000-0002-0808-1306
person.identifier.orcid0000-0002-8442-9386
person.identifier.orcid0000-0002-8264-6854
person.identifier.ridF-1299-2016
person.identifier.ridH-8246-2012
person.identifier.ridH-8325-2012
person.identifier.scopus-author-id57209026585
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project.funder.identifierhttp://doi.org/10.13039/501100001871
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project.funder.nameFundação para a Ciência e a Tecnologia
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project.funder.nameFundação para a Ciência e a Tecnologia
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project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
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