2017，52(7):96－103．［20］孟庆新．钢包外壁热像与内衬厚度之间关系的模拟研究［D］．武汉:武汉科技大学，2007．MENGQingxin．Simulationstudyoftherelationshipbetweenthermalimageonoutsideshellandinnerliningthicknessofladle［D］．Wuhan:WuhanUniversityofScienceandTechnology，2007．［21］王淼．新型耐火材料改善钢包热特性的研究［D］．沈阳:东北大学，2017．WANGMiao．Studyonimprovementofthermalpropertiesofladlewithnewrefractorymaterials［D］．Shenyang:NortheasternUni-versity，2017．InfluenceofwallstructureonthermalinsulationperformanceofslagladleanditseffectevaluationSUNLei，ZHANGYuzhu，ZHENChangliang，ZHAOKai(CollegeofMetallurgyandEnergy，NorthChinaUniversityofScienceandTechnology，Tangshan063210，China)Abstract:Inordertorealizetheefficientutilizationandrecoveryofmoltensteelslagwasteheatresourcesandelementresources，aimingattheproblemoftemperaturedropcausedbyheatlossduringslagtransportation，atwo-dimensionalheattransfermodelofslag-cladinterfacewasestablishedbynumericalsimulation．Theeffectsofchangingtheinsulationstructureofslagcladdingandthetemperatureofbakingslagladleonthetemperaturedropandinsulationeffectofslagduringslagtransportationwerestudied，andtheeconomicanalysisofinsulationcladdingstructurewasfurthercarriedout．Theresultsshowthatcomparedwiththetraditionalslagladle，thetemperaturedropofslagcanbesignificantlyreducedbyusingtheinsulationwallstructure，andtheslagtemperaturedropdecreasedby42～75℃．Theinsulationeffectofmagnesia-aluminaspinelcastablecombinationinslagladleworkinglayerismoreobviousthanthatofmagnesia-carbonbrickcombination，andthetemperaturedropisreducedby30℃．Theaveragetemperaturedroprateofslagedgedecreasedfrom14.11℃/minto4.26℃/minafterpreheatingofbakingslagladle．TheeconomicanalysisresultsofheatpreservationeffectofdifferentwallstructuresshowthatWhenthemagnesiaaluminaspinelcastableis120mm，thehighaluminacastableis110mm，andthelightweightinsulationbrickis20mmareusedinslagladlewall，theeconomyofheatpreservationeffectisthebest，whichcansave195kW·helectricheat...
