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The importance of developing accelerated tests on the reliability of solar absorber and solar reflector coatings

dc.contributor.authorCunha Diamantino, Teresa
dc.contributor.authorGonçalves, Rita
dc.contributor.authorPáscoa, Soraia
dc.contributor.authorAlves, Isabel N.
dc.contributor.authorCarvalho, Maria João
dc.contributor.authorFernández-García, Aránzazu
dc.contributor.authorWette, Johannes
dc.contributor.authorSutter, Florian
dc.date.accessioned2022-11-21T16:48:27Z
dc.date.available2022-11-21T16:48:27Z
dc.date.issued2022-11
dc.description.abstractABSTRACT: Selective absorber coatings for solar thermal collectors and reflector coatings for Concentrating Solar Power (CSP) plants are the key components of these technologies and their durability is one of their most important characteristics. They should be low cost and withstand 20-30 years under different kinds of environments without significant loss of optical performance. Commercially, there are different physical vapour deposition (PVD) coatings for aluminium absorbers and reflectors. Results obtained with two commercial PVD solar absorber coatings (SA) and two solar reflector coatings (SR), under different accelerated aging tests (AAT), are presented and correlated with outdoor exposure. An Outdoor Exposure Testing (OET) site with maritime and industrial influence was used for an exposure campaign of the absorbers and reflectors for two years. Alternative artificial aging tests are proposed for absorbers and reflectors that better reproduce the corrosion mechanism obtained in natural conditions with maritime and industrial influence. The characterization of the coatings and degradation mechanisms of different aluminium absorbers and reflectors were evaluated optically, morphologically and chemically. The results obtained in an atmosphere with high corrosivity as in marine and/or industrial areas are a reliable way to verify the corrosion resistance of new materials in a short time and are a valuable tool to validate the different methodologies of accelerated aging tests.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationDiamantino, T. C... [et.al.] - The importance of developing accelerated tests on the reliability of solar absorber and solar reflector coatings. In: Livro de Resumos : 8as Jornadas de Corrosão e Proteção de Materiais, Fórum Tecnológico, Lisboa, 24 novembro, 2022, p. 62-64pt_PT
dc.identifier.doi10.34637/vwnq-q388pt_PT
dc.identifier.urihttp://hdl.handle.net/10400.9/3953
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherLNEG - Laboratório Nacional de Energia e Geologiapt_PT
dc.relationScientific and Technological Alliance for Guaranteeing the European Excellence in Concentrating Solar Thermal Energy
dc.relation.publisherversionhttps://doi.org/10.34637/vwnq-q388pt_PT
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.subjectAtmospheric corrosionpt_PT
dc.subjectDurabilitypt_PT
dc.subjectSolar reflectorspt_PT
dc.subjectSolar absorberspt_PT
dc.subjectAccelerated aging testpt_PT
dc.titleThe importance of developing accelerated tests on the reliability of solar absorber and solar reflector coatingspt_PT
dc.typeconference object
dspace.entity.typePublication
oaire.awardTitleScientific and Technological Alliance for Guaranteeing the European Excellence in Concentrating Solar Thermal Energy
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/9471 - RIDTI/PTDC%2FEMS-ENE%2F0578%2F2014/PT
oaire.awardURIinfo:eu-repo/grantAgreement/EC/FP7/609837/EU
oaire.citation.conferencePlaceLisboa, Portugalpt_PT
oaire.citation.endPage64pt_PT
oaire.citation.startPage62pt_PT
oaire.citation.title8as Jornadas de Corrosão e Proteção de Materiaispt_PT
oaire.fundingStream9471 - RIDTI
oaire.fundingStreamFP7
person.familyNameCunha Diamantino
person.familyNameGonçalves
person.familyNamePáscoa
person.familyNameAlves
person.familyNameCarvalho
person.familyNameFernández-García
person.familyNameWette
person.familyNameSutter
person.givenNameTeresa
person.givenNameRita
person.givenNameSoraia
person.givenNameIsabel N.
person.givenNameMaria João
person.givenNameAránzazu
person.givenNameJohannes
person.givenNameFlorian
person.identifier.ciencia-idA81C-1FE7-1D42
person.identifier.ciencia-id5D16-10AA-AF4E
person.identifier.ciencia-idAB12-0E87-100E
person.identifier.orcid0000-0002-0481-0460
person.identifier.orcid0000-0003-2425-0234
person.identifier.orcid0000-0002-2015-4547
person.identifier.orcid0000-0002-9354-7528
person.identifier.orcid0000-0001-8763-4847
person.identifier.orcid0000-0001-6044-4306
person.identifier.orcid0000-0003-1389-5176
person.identifier.orcid0000-0002-2981-5807
person.identifier.ridG-5063-2017
person.identifier.ridL-4158-2014
person.identifier.scopus-author-id7201413995
person.identifier.scopus-author-id35781507600
person.identifier.scopus-author-id56202276800
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100008530
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameEuropean Commission
rcaap.rightsopenAccesspt_PT
rcaap.typeconferenceObjectpt_PT
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