Corrosion of Heat-Transfer Materials Induced by KCl, HCl, and O2 Under Chemical-Looping Conditions

Tutkimustuotos: LehtiartikkeliArtikkeliTieteellinenvertaisarvioitu

3 Sitaatiot (Scopus)
113 Lataukset (Pure)

Abstrakti

Chemical-looping combustion (CLC) of biomass has the potential to facilitate negative CO 2 emission in heat and power production when combined with a carbon capture technique. However, typical biomass contains alkali metals and chlorine compounds, such as potassium chloride, which can lead to corrosion of heat-transfer surfaces in the reactors. The combined influence of potassium chloride, hydrochloric acid, and oxygen on the corrosion of five typical heat-transfer materials, which are potential candidates for use in the fuel reactor in a CLC process, was studied using one-week laboratory-scale experiments. The results suggested that potassium chloride, especially in the presence of HCl and O 2, greatly affects the corrosion of lower-alloyed heat-transfer materials. The outcome of this study can provide valuable information for selecting suitable heat-transfer materials for CLC.

AlkuperäiskieliEnglanti
Sivut123-141
Sivumäärä19
JulkaisuHigh Temperature Corrosion of Materials
Vuosikerta101
NumeroSUPPL 1
DOI - pysyväislinkit
TilaJulkaistu - jouluk. 2024
OKM-julkaisutyyppiA1 Julkaistu artikkeli, soviteltu

Rahoitus

Open access funding provided by \u00C5bo Akademi University. This work has been carried out partly within the Research Council of Finland project \u201CInitiation and propagation of high-temperature corrosion reactions in complex oxygen-containing environments\u201D (Decision no. 348963). This work is part of the Nordic Flagship project, Enabling negative CO2 emissions in the Nordic energy system through the use of Chemical-Looping Combustion of Biomass (Bio-CLC)\u201D financed by the Nordic Energy Research. The financial support by \u00C5bo Akademi University is acknowledged. Open access funding provided by \u00C5bo Akademi University. This work has been carried out partly within the Research Council of Finland project \u201CInitiation and propagation of high-temperature corrosion reactions in complex oxygen-containing environments\u201D (Decision no. 348963). This work is part of the Nordic Flagship project, Enabling negative CO emissions in the Nordic energy system through the use of Chemical-Looping Combustion of Biomass (Bio-CLC)\u201D financed by the Nordic Energy Research. The financial support by \u00C5bo Akademi University is acknowledged. 2

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