Potential Application of Porous Oxide Ceramics and Composites in Concentrated Solar Technologies

Concentrated solar thermal technology (CST) using solid particles as integrated thermal absorptance, transport, and storage medium offers higher storage densities and lower storage costs. In this application, ceramic particles are heated up rapidly in solar receivers up to 1000 °C and carried to the...

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Main Authors: Gözde Alkan, Peter Mechnich, Ferdinand Flucht, Christian Willsch
Format: Article
Language:English
Published: Wiley-VCH 2025-02-01
Series:Advanced Energy & Sustainability Research
Subjects:
Online Access:https://doi.org/10.1002/aesr.202400252
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author Gözde Alkan
Peter Mechnich
Ferdinand Flucht
Christian Willsch
author_facet Gözde Alkan
Peter Mechnich
Ferdinand Flucht
Christian Willsch
author_sort Gözde Alkan
collection DOAJ
description Concentrated solar thermal technology (CST) using solid particles as integrated thermal absorptance, transport, and storage medium offers higher storage densities and lower storage costs. In this application, ceramic particles are heated up rapidly in solar receivers up to 1000 °C and carried to the heat exchanger to generate hot air or steam. Hot and cold storage containers are used to store particles and transport tubes are needed to ensure the transportation of the hot and cold particles between CST plant components. There are various material properties needed to be fulfilled by these various CST components. High mechanical stability at elevated temperatures (>1000 °C), structural and mechanical stability after long time exposure to the heat, abrasion resistance against particle collisions, thermal shock resistance, chemical stability against particles are some of the most important properties. In this study, sintered bauxite particles, (Al2O3) matrix/(Al2O3) fiber, mullite matrix/mullite fiber ceramic matrix composites, plasma‐sprayed alumina, and mullite ceramics are evaluated in terms of their mechanical properties and CST‐related functional properties. Considering all properties, possible application as CST plant components are discussed and suggested.
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institution Kabale University
issn 2699-9412
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publishDate 2025-02-01
publisher Wiley-VCH
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series Advanced Energy & Sustainability Research
spelling doaj-art-9cf561489a9b4e1db9f931f5f66124562025-02-06T18:50:31ZengWiley-VCHAdvanced Energy & Sustainability Research2699-94122025-02-0162n/an/a10.1002/aesr.202400252Potential Application of Porous Oxide Ceramics and Composites in Concentrated Solar TechnologiesGözde Alkan0Peter Mechnich1Ferdinand Flucht2Christian Willsch3German Aerospace Center Institute of Materials Research 51147 Cologne GermanyGerman Aerospace Center Institute of Materials Research 51147 Cologne GermanyGerman Aerospace Center Institute of Materials Research 51147 Cologne GermanyGerman Aerospace Center Institute of Future Fuels 51147 Cologne GermanyConcentrated solar thermal technology (CST) using solid particles as integrated thermal absorptance, transport, and storage medium offers higher storage densities and lower storage costs. In this application, ceramic particles are heated up rapidly in solar receivers up to 1000 °C and carried to the heat exchanger to generate hot air or steam. Hot and cold storage containers are used to store particles and transport tubes are needed to ensure the transportation of the hot and cold particles between CST plant components. There are various material properties needed to be fulfilled by these various CST components. High mechanical stability at elevated temperatures (>1000 °C), structural and mechanical stability after long time exposure to the heat, abrasion resistance against particle collisions, thermal shock resistance, chemical stability against particles are some of the most important properties. In this study, sintered bauxite particles, (Al2O3) matrix/(Al2O3) fiber, mullite matrix/mullite fiber ceramic matrix composites, plasma‐sprayed alumina, and mullite ceramics are evaluated in terms of their mechanical properties and CST‐related functional properties. Considering all properties, possible application as CST plant components are discussed and suggested.https://doi.org/10.1002/aesr.202400252ceramic matrix compositesceramicsconcentrated solar thermal
spellingShingle Gözde Alkan
Peter Mechnich
Ferdinand Flucht
Christian Willsch
Potential Application of Porous Oxide Ceramics and Composites in Concentrated Solar Technologies
Advanced Energy & Sustainability Research
ceramic matrix composites
ceramics
concentrated solar thermal
title Potential Application of Porous Oxide Ceramics and Composites in Concentrated Solar Technologies
title_full Potential Application of Porous Oxide Ceramics and Composites in Concentrated Solar Technologies
title_fullStr Potential Application of Porous Oxide Ceramics and Composites in Concentrated Solar Technologies
title_full_unstemmed Potential Application of Porous Oxide Ceramics and Composites in Concentrated Solar Technologies
title_short Potential Application of Porous Oxide Ceramics and Composites in Concentrated Solar Technologies
title_sort potential application of porous oxide ceramics and composites in concentrated solar technologies
topic ceramic matrix composites
ceramics
concentrated solar thermal
url https://doi.org/10.1002/aesr.202400252
work_keys_str_mv AT gozdealkan potentialapplicationofporousoxideceramicsandcompositesinconcentratedsolartechnologies
AT petermechnich potentialapplicationofporousoxideceramicsandcompositesinconcentratedsolartechnologies
AT ferdinandflucht potentialapplicationofporousoxideceramicsandcompositesinconcentratedsolartechnologies
AT christianwillsch potentialapplicationofporousoxideceramicsandcompositesinconcentratedsolartechnologies