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transformationofchlorineinnacl-loadedvictorianbrowncoalduringthegasificationinsteam

, PP. 1409-1414

Keywords: chlorine,gasification,volatile-charinteractions,xanes

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Abstract:

?thisstudyistoexaminethechangesinclvolatilizationsandchemicalformsinnacl-loadedvictorianbrowncoalduringgasificationinsteamat800℃usingclk-edgex-rayabsorptionnear-edgestructure(xanes)spectroscopy.thecharsampleswerepreparedinanovelone-stagefluidised-bed/fixed-bedquartzreactoratafastheatingrate.thesampleswerethencollectedandsealedinanargon-filledbaginordertominimisepossibleoxidationofcharandclbyairpriortoanalysisbyxanes.char-steamreactionswerefoundtosignificantlyaffectthetransformationofcl,includingthepossibleformationofchlorine-containingorganicstructures.ontheotherhand,volatile-charinteractionsduringthegasificationappearedtoenhancetheclretentionandpreventtheformationoforganicchlorinecompoundsinchars.

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