Interactions of Cr2O3–Al2O3–ZrO2 refractory with slags in an entrained-flow coal-water slurry gasifier
Sign Up to like & getrecommendations! Published in 2021 at "Ceramics International"
DOI: 10.1016/j.ceramint.2021.09.205
Abstract: Abstract The corroded microstructures of the Cr2O3–Al2O3–ZrO2 refractory brick in an industrial opposed multi-burner (OMB) coal water slurry gasifier were investigated. It was found that the chromite spinel isolation layer rich in iron and magnesium… read more here.
Keywords: al2o3 zro2; coal water; cr2o3 al2o3; zro2 refractory ... See more keywords
Corrosion mechanism of Cr2O3-Al2O3-ZrO2 refractories in a coal-water slurry gasifier: A post-mortem analysis
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DOI: 10.1016/j.corsci.2019.108250
Abstract: Abstract Corroded microstructure of a Cr2O3-Al2O3-ZrO2 refractory brick after 4200 h service in a gasifier was investigated. An isolation layer comprising mainly (Mg, Fe2+)(Cr, Fe)2O4 complex spinel was formed on the refractory’s surface, which effectively suppressed… read more here.
Keywords: al2o3 zro2; cr2o3; corrosion; cr2o3 al2o3 ... See more keywords
Preparation of Cr2O3/Al2O3 bipolar oxides as hydrogen permeation barriers by selective oxide removal on SS and atomic layer deposition
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DOI: 10.1016/j.ijhydene.2019.03.086
Abstract: Abstract Iron-nickel based stainless steel (SS) applied in nuclear plants as a substrate material barely suppresses the permeation of hydrogen plasmas, which are mainly composed of positive and negative hydrogen ions with trace amounts of… read more here.
Keywords: permeation; hydrogen; layer; cr2o3 al2o3 ... See more keywords