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第4期 王敏等:F钢全氧的控制与预测 ,437. 0.00848×(%F0%Mm0)o of akm inim n alm nim killed steel by Feo and Mno in slag 式中,相关系数R=0.9947. CAMP-SU1991,4(1):268 (4)RH加铝后T0的预测公式为: [4]Ham Y.ldogawa A.Sakuraya T Devebpment of prevention method of steel reoxidation to produce clean steel Steemaking [o1-(e-)+ Con ference P mceedings Tomnto 1992:513 [5]Zhang JY.Metallrgy Physical Chon istry Beijng Metallurgical (1-e)+[0]eg Industry Press 2004:228 (张家芸.冶金物理化学.北京:冶金工业出版社,2004,228) 式中,m=0.1526×(%F0+%Mn0)0n=8.69× [6]Kwang R L Hideaki Reoxilation of ahm inm in liguidl imon (%Fe0+%Mn0)o,p=0.848X(%F0+%Mm0) with CaAk0s Feo 3mas)slags SIJ Int 1995.35 (5):480 模型与现场实验结果进行拟合得到该厂现行工艺下 [7]Suito H.Inoue R.Themodynan ic considerations on manganese 夹杂物的去除速率常数k与渣的氧化速率常数。 equilbria be tween liqui iron and Fe,0 MnOM0,(MO,=PO2.5 分别为0.41和0.51 SD2,AD1.5 Mgo.Cao)slags Trans Imon Steel Inst Jpn Int 1984,24(12):1164 参考文献 [8]Suda M.The advanced mass pmduction systemn of ultra kw catbon [1]Dong PC Jung IH.Rhee C.H.etal Reoxilation ofAITicon- steel at KSCS M IU ZH MA Wors/Steemaking Confernce Pro- taining steels by Cao-AkOs MgoSD2 slg IJ Int 2004.44 cedngs Tomnlo 1992 229 (10):1669 [9]Nagayasu Y.H isao Y,Tetsuya F J Reoval of inchsion frm [2]Haiping S Katsim iM.Oxilation mte of alm inm in molien inon molten steel in continuous castng tundish I Int 1992 32 by CO-SD2AkOs OMnO slag U Int 1996.36(Suppl): (1):157 s34 [10]HirokiG.Ken-ichiM Y.Reoxidation behavior ofmolten steel in [3]Shinotaisa M.Inoue T.Ognwa K.et al Reoxidization behavior NonK illed and A llK illed steels ISIJ Int 1998 38(3):256 (上接第412页) [4]Cai M F.Rock Mechanics and Engineering Beijng Science [6]Hoek E Strength of jonted rock masses Geolechnimie 1983 33 Pmss2002,110 (3)2187 (蔡美峰.岩石力学与工程.北京:科学出版社,2002110) [7]Zheng Y R.Chen Z Y.W ang G X.et al Engineering Trament [5]Hoek E Brown E T.Underground Excavation n Rock Beijing of Slpe&Landslidle Beijing China Cammunication Press 2007 Metalagical Industry Press 1986,107 110 (Hock E Bmwn ET等.岩石地下工程,北京:冶金工业出版 (郑颖人,陈祖煜,王恭先,等.边坡与滑坡工程治理.北京:人 社,1986.107) 民交通出版社,2007110)第 4期 王 敏等: IF钢全氧的控制与预测 0∙00848×(%FeO+%MnO)0. 式中‚相关系数 R=0∙9947. (4) RH加铝后 T.O的预测公式为: [O]t= k2·m k1—1/n ·(e —t/n—e —k1t )+ k2p k1 ·(1—e —k1t )+[O]0·e —k1t. 式中‚m=0∙1526×(%FeO+%MnO)0‚n=8∙69× (%FeO+%MnO)0‚p=0∙848×(%FeO+%MnO)0‚ 模型与现场实验结果进行拟合得到该厂现行工艺下 夹杂物的去除速率常数 k1 与渣的氧化速率常数 k2 分别为 0∙41和 0∙51. 参 考 文 献 [1] DongPC‚JungIH‚RheeCH‚etal.ReoxidationofAl-Ticon- tainingsteelsbyCaO-Al2O3-MgO-SiO2 slag.ISIJInt‚2004‚44 (10):1669 [2] HaipingS‚KatsumiM.Oxidationrateofaluminuminmolteniron byCaO-SiO2-Al2O3-FeO-MnOslag.ISIJInt‚1996‚36(Suppl): S34 [3] ShimotsusaM‚InoueT‚OgawaK‚etal.Reoxidizationbehavior ofaluminiuminaluminiumkilledsteelbyFeOandMnOinslag. CAMP-ISIJ‚1991‚4(1):268 [4] HaraY‚IdogawaA‚SakurayaT.Developmentofprevention methodofsteelreoxidationtoproducecleansteel∥ Steelmaking ConferenceProceedings.Toronto‚1992:513 [5] ZhangJY.MetallurgyPhysicalChemistry.Beijing:Metallurgical IndustryPress‚2004:228 (张家芸.冶金物理化学.北京:冶金工业出版社.2004:228) [6] KwangRL‚HideakiS.Reoxidationofaluminum inliquidiron withCaO-Al2O3-FetO(≤ 3mass% )slags.ISIJInt‚1995‚35 (5):480 [7] SuitoH‚InoueR.Thermodynamicconsiderationsonmanganese equilibriabetweenliquidironandFetO-MnO-MOx(MOx=PO2∙5‚ SiO2‚AlO1∙5‚MgO‚CaO) slags.TransIronSteelInstJpnInt‚ 1984‚24(12):1164 [8] SudaM.Theadvancedmassproductionsystemofultralowcarbon steelatKSCSMIZUZHIMAWorks∥SteelmakingConferencePro- ceedings.Toronto‚1992:229 [9] NagayasuY‚HisaoY‚TetsuyaFJ.Removalofinclusionfrom moltensteelincontinuouscastingtundish.ISIJInt‚1992‚32 (1):157 [10] HirokiG‚Ken-ichiMY.Reoxidationbehaviorofmoltensteelin Non-KilledandAll-Killedsteels.ISIJInt‚1998‚38(3):256 (上接第 412页 ) [4] CaiM F.RockMechanicsandEngineering.Beijing:Science Press‚2002:110 (蔡美峰.岩石力学与工程.北京:科学出版社‚2002:110) [5] HoekE‚BrownET.UndergroundExcavationinRock.Beijing: MetallurgicalIndustryPress‚1986:107 (HoekE‚BrownET‚等.岩石地下工程.北京:冶金工业出版 社‚1986:107) [6] HoekE.Strengthofjointedrockmasses.Geotechnique‚1983‚33 (3):187 [7] ZhengYR‚ChenZY‚WangGX‚etal.EngineeringTreatment ofSlope&Landslide.Beijing:ChinaCommunicationPress‚2007: 110 (郑颖人‚陈祖煜‚王恭先‚等.边坡与滑坡工程治理.北京:人 民交通出版社‚2007:110) ·437·
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