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Adipates as new phase change material: seeking for a low temperature energy storage system

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.accessioned2024-01-05T18:59:47Z
dc.date.available2024-01-05T18:59:47Z
dc.date.issued2023-07
dc.description.abstractThe recent and endless increasing need for energy is requiring imperative and efficient solutions. Renewable energies are an effective solution, but they are also intermittent, which often leads to a gap between the availability of energy and its demand. Therefore, energy storage becomes crucial for improving the efficiency by reducing the mismatch between demand and supply thus offering better management capabilities. The use of phase change materials (PCMs) became an attractive technology, especially for active cooling systems. In particular, eutectic systems can be designed for each application, allowing significant energy savings, which is very relevant in what concerns economic and environmental sustainability [1]. Equilibrium studies and their phase diagrams are crucial to characterize the behavior of these systems, particularly for new PCMs [2]. This work aims the characterization of a selected type of binary system composed by di-n-alkyl adipates that can be used for energy storage at low temperatures, starting by the construction of solid-liquid phase diagram based on Differential Scanning Calorimetry (DSC) and Raman Spectroscopy results. The studied system is a binary mixture of diethyl and dibutyl adipates and reveals to behave as a eutectic system at low temperatures, possessing also polymorphism, therefore presenting a relatively complex phase diagram. The eutectic point was found around -33ºC and the polymorphism transition, being characteristic of the dibutyl adipate, occurs at around -36ºC for the overall phase diagram. Raman spectroscopy was fundamental concerning the construction of the phase diagram, enabling to identify the different solid and liquid phases of the system. This work provides new phase equilibrium data, which, to the knowledge of the authors, are the first in the literature, concerning these compounds. The studied binary system has promising characteristics for low temperature energy storage. It is also demonstrated how solid-liquid-phase equilibrium studies are the key to select the most appropriate phase change material for a specific thermal energy storage (TES) application.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; Adipates as new phase change material: seeking for a low temperature energy storage system, XXVIII Encontro Nacional da Sociedade Portuguesa de Química, 24-26 Julho 2023, Aveiro, Portugalpt_PT
dc.identifier.urihttp://hdl.handle.net/10400.2/15359
dc.language.isoengpt_PT
dc.peerreviewednopt_PT
dc.publisherSociedade Portuguesa de Químicapt_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.titleAdipates as new phase change material: seeking for a low temperature energy storage systempt_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
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDB%2F00313%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDP%2F00313%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/LA%2FP%2F0056%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/OE/UI%2FBD%2F152239%2F2021/PT
oaire.citation.conferencePlaceAveiro, Portugalpt_PT
oaire.citation.titleXXVIII Encontro Nacional da Sociedade Portuguesa de Químicapt_PT
oaire.fundingStream6817 - DCRRNI ID
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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
person.identifier.orcid0000-0002-1756-377X
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
person.identifier.scopus-author-id56316468600
person.identifier.scopus-author-id7004474824
person.identifier.scopus-author-id6603795027
person.identifier.scopus-author-id6603840268
person.identifier.scopus-author-id7004333128
project.funder.identifierhttp://doi.org/10.13039/501100001871
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project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
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rcaap.rightsopenAccesspt_PT
rcaap.typeconferenceObjectpt_PT
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