萍鋼渣洗與LF精煉深脫硫工藝應(yīng)用研究.pdf

1、分類(lèi)號(hào)：密級(jí)：學(xué)號(hào)：?jiǎn)挝淮a：10407碩士學(xué)位論文論文題目:萍鋼渣洗萍鋼渣洗與LFLF精煉深脫硫工藝應(yīng)用研究精煉深脫硫工藝應(yīng)用研究研究方向潔凈鋼生產(chǎn)潔凈鋼生產(chǎn)專(zhuān)業(yè)名稱(chēng)冶金工程冶金工程研究生姓名袁紅生袁紅生導(dǎo)師姓名、職稱(chēng)佟志芳佟志芳教授教授20102010年1010月1818日江西贛州江西贛州IIAbstractOptimizingthedeepdesulfurizationprocessoftheslagwashingLFfurnac

2、erefininginPingxiangSteelplantisstudied，thebestconditionsofdesulfurizationintheprocessisinvestigatedtomakeLFfurnacerefiningconvertermatching，toreducetheburdenofblastfurnaceconverter，tooptimizetheentiresteelproductionproc

3、ess，toadapttothegrowingdemsofmodernindustrialtechnologytosteelquality.ThroughtheactualproductionoftheslagwashingLFRefiningdesulfurization，theeffectoftheprocessparameterssuchastheinitialcontentofsulfur，componentamountofsl

4、ag，stirringbyblowinggasontheefficiencyisstudied.Theresultsshowthatthedesulfurizationeffectwasobtainedtoadopttoslagwashingfsteels.Thedesulfurizationrateisupto20~30%.Underthesameconditions，thedesulfurizationrateofmediumcar

5、bonsteelislowerthanthatofthelowcarbonsteel.Thewaterinthesyntheticslagislessthan0.5%bypreheating，aswillnotleadmehydrogentothemoltensteel.Theprocessofslagwashingestablishedthebaseofrapiddesulfurizationfwhiteslagrefiningope

6、rations.Undertheoptimalconditions，theaverageelectrifingtimeofLFrefiningis17minutesthedesulfurizationrateisupto75%steadilyin35minutesrefiningperiod，theaveragesulfurcontentofrefinedsteelis0.009%，thelowestsulfurcanbedownto0

7、.001%.FinallyitachievesLFrefiningconvertermatching.ThroughthestudyoftheapplicationoftheprocessofslagwashingLFrefiningslagdeepdesulfurization，thehighefficiencylowcostof“cleansteelplatfm“wasbuildedfPingxiangsteelplant，thel