Development and commercial application of Baosteel sintering flue gas recirculating process

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摘要 Becauseofthelowtemperature,largewastegasvolume,highpollutantcontent,andcomplicatedcompositions,wasteheatrecoveryandemissiongastreatmentofsinteringfluegashavealwayspresentedachallengeinthesteelindustry,andthisissuehasattractedwidespreadattentionbothlocallyandabroad.Recently,basedonthefirstdomesticpilotplantanddemonstrationproject,Baosteelhasperformedaseriesofinnovativeresearchanddevelopmentinvestigationsonitssinteringfluegasrecirculating(SFGR)process,inwhichthesystemdesignandoptimization,dioxin-relatedcontaminantsourcesuppression,orematchingstructureoptimization,wear-resistantdesignofcyclingfansandpipelines,high-efficiencydustremovalequipment,systemcontrolandstableoperationstrategy,fluegasmixingandswitchingcontrol,circularhoodsealing,oxygencontentconditioning,recirculationsinteringsystemprocesscontrol,andmodeldevelopmenthavebeenstudied,andacompletesetofequipmentandtechnologyfortheSFGRprocesshasbeeninitiallydeveloped.TheinvestigationresultssuggestthattheSFGRprocesscannotonlysignificantlyreduceexhaustgasvolumeandpollutantemissionsbutalsorecoverlow-temperaturewasteheatandreducetheenergyconsumptionofsintering;therefore,theoveralltechnologiespossessgreatvalueinenergysavings,pollutionemissionreduction,andsinteringorequality/yieldimprovement.
机构地区 不详
出版日期 2014年04月14日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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