鐵浴式熔融還原爐的物理模擬研究.pdf

1、內(nèi)蒙古科技大學(xué)碩士學(xué)位論文鐵浴式熔融還原爐的物理模擬研究姓名：王周勇申請學(xué)位級(jí)別：碩士專業(yè)：鋼鐵冶金指導(dǎo)教師：張捷宇20090516內(nèi)蒙古科技大學(xué)碩士學(xué)位論文AbstractWiththeeconomicsocietydeveloping，itfullyshowsthattheresourcesshortageandenvironmentloadhaveaggravateddaybydayItisveryurgenttoexploitn

2、ewtechnologyteplacethetraditionalThesmeltingreductionironmakingtechnologyisoneofthemainresearchfieldsInternationalIronandSteelsectorhasnotstoppedforsmeltingreductionironmakingtechnologydevelopmentpaceThedevelopmentforthe

3、smeltingreductionironmakingtechnologywasneverstoppedintheworldTllisthesisjustgeneratesunderthisbackgroundUsingwatermodelingandmathematicalsimulationmethod，thefluidflowcharacteristicsintheSmeltingReductionFurnace(SRF)hasb

4、eeninvestigated11lcstudyofwatermodelinghasbeenbuiltonthebaseofsimilarityprinciple111egeometryanddynamicsimilarlynumberswereconsideredmainlyForwatermodelingsystem，waterhasbeenusedinsteadofsteeland20#oilhasbeenusedinsteado

5、fslagThemodelWasmadeofacrylics，whichWasintheproportionof1：1FordynamicsimilaritythesimilaritynumberofF’rWasconsideredTheeffectoftheoil／waterratio，bottomblowingrate，thesideoflancesandthetopoflancesonbathstirringhavebeenstu

6、diedinironbathofSmeltingReductionFurnace、析thwatermodelingForthemathematicalsimulationutilizingthecommercialsoftwareFluent，thethreedimensionalmathematicalmodelweresetupaccordingtothetheoryofcomputationalfluiddynamicsnlesi

7、mpleboaomblowingofflowfieldhasbeenstudied，theresultsofnumericalsimulationcouldbeexaminedFromthepresentphysicalandnumericalsimulationresearch，thefollowingconclusionsCanbedrawn：(1)111eeffectsofbottomblowingflowrate，topblow

8、ingflowrateandthetoplancelevelonthemixingtimeinironbathofSmeltingReductionFurnace(SRF)havebeenstudied、析thwatermodelingThetestofthesinglelanceatboRomshowedthetendencythatthemixingtimereducedastheboRomflowingrateandthethic

9、knessofoilincreasedForthetestoflanceattopside，themixingtimedecreasedasflowrateincreasedandthemixingtimeWasdifferentwhenthelancepositionWasdifferentComparingthemixingtimeandtheamountsofspraying，thebestconditionsobtainedth

10、roughtheorthogonalexperimentwereasfollows：9L／minofbottomblowingflowrate，15m3／hoftopblowingflowrateand350mmoftoplancelevel(2)Theresearchofsideblownfoundthat：Bothinthesinglesideblownandthetopbottomcombinedblownexperiment，t