Publication

A new concept of ceramic consumable anode for iron pyroelectrolysis in magnesium aluminosilicate melts

Bibliographic Details
Summary:	Drivenbyenvironmentalchallengesandglobalmovementtocarbonleantechnologies,thepyroelec trolysisprocessforironextractionfromoxidemeltsisbeingproposedasaninterestingalternativetothe traditional steelmaking.Still,oneofthecriticalissuesimpactingtheprospectsofthistechnologyincludes the developmentofappropriateanodematerials,takingintoaccounttheextremelyaggressivenatureof oxidemeltsatveryhightemperatures.Hereweproposeauniqueconceptofconsumableanodefor pyroelectrolysisprocess,basedonmulticomponentferrospinelbasedceramics.Theelectrochemical studies andpostmortemXRD/SEM/EDSanalysisoftheelectrolysiscellshavedemonstratedthatceramic spinel anodescansustainsignificant currentdensitiesformakingtheprocessfeasible,whiletheir consumption byinteractionwithSicontainingspeciesfromthemoltenelectrolytewasfoundtobe moderate.
Main Authors:	Ferreira, Nuno M.
Other Authors:	Kovalevsky, Andrei V.; Ferro, Marta C.; Costa, Florinda M.; Frade, Jorge R.
Year:	2016
Country:	Portugal
Document type:	article
Access type:	restricted access
Associated institution:	Universidade de Aveiro
Language:	English
Origin:	RIA - Repositório Institucional da Universidade de Aveiro

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