磁场在材料制备中的应用

:2005205209;:2006207207:(19792),,,..Email:[e-mail].27No.9Sep.20061,2(1.,710054;2.,710048):,,,:;;:TG244+3:A:100028365(2006)0921002203ApplicationofMagneticFieldinthePreparationofMatellicMaterialsWANGZhi2hua1,XIEhui2(1.InstituteofMaterialsScienceandEngineering,XianUniversityofTechnologyandScience,Xian710054,China;2.InstituteofMaterialsScienceandEngineering,XianUniversityofTechnology,Xian710048,China)Abstract:Theeffectsofstaticmagneticfield,rotatingmagneticfield,alternatingmagneticfield,pulsedmagneticfieldandhighmagneticfieldonsolidificationstructureinthemetalssolidificationprocesswerepresented.Themechanismoftheeffectsofstaticmagneticfield,rotatingmagneticfield,alternatingmagneticfield,pulsedmagneticfieldandhighmagneticfieldontherefinementofsolidificationstructureinsolidificationprocesswereanalyzedandreviewedbasedonelectromagnetic,fluidmechanicsandthetheoriesofmetalsolidification.Andtheprospectsofstudyandapplicationwerepointedout.Keywords:Magneticfield;Solidificationprocess;GrainrefinementMisra[1]Pb2Sb2Sn,[2,3]Sn2PbVives[4],[4,5]++,:,(),(),,2090[5],3:,;,;,,,,11.1[6],Al218%SiSi0.15T,0.24T,Si,SiChVives[7]A357(Al91.7%;Si7.5%;Mg0.6%;Ti0.2%;628;565)(),,2001©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,Al2Si,1.2[8]Pb2Sn2Sb,,,SnSb,,,,[9]:,;,,[10]Sn2Sb,1.31965,WCJohnson[11],,,,,,,,(),1983,El2BassyouniTA[12],,0.0270.033T,1.41989,[13]Al2Si,,,,,0.2T[14]1997[15]LY12,(),,(),LY12,,[16]LY12,,,,,,[17],,,,1.5,,10T[18][19]Al2Si,,,[20],10TBi2Mn,BiMn,BiMn;BiMn,2,,,,,,3,;,;,,,,,,,,,,,,3001©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[20],,,,,,,,3,,,,,,:;,;,,;,,[1]MisraAsokaK.NovelSolidificationTechniqueofMetalsandAlloys:undertheInfluenceofAppliedPotential[J].MetallTrans,1985,(16A):135421355.[2]NakadaMasayuki,SguigaraYuh,FlemingMertonC.Modificationofsolidificationstructuresbypulseelectricdischarging[J].ISIJInter,1990,30(1):27233.[3],,,.Sn2Pb[J].,1997,33(4):3522358.YanHong2chun,HeGuan2hu,ZhouBen2lian,EffectofpulsecurrentonthesolidificationstructureofSn2Pballoy[J].ActaMetallurgicaSinica,1997,33(4):3522358.[4]ViaraCharles.Effectsofforcedelectromagneticvibrationsduringthesolidificationofaluminumalloys:PartI.Solidificationinthepresenceofcrossedalternatingelectricfieldsandstationarymagneticfields[J].MetallTrans,1996,27(B):4452455.[5],.[J].,2002,12(1):11217.[6],,,.Al218Si[J].,2002,36(2):1592161.WangYan,bianXiu2fang,XuChang2ye,LiuXiang2fa.SolidificationbehaviorofAl218Sialloyunderdirectmagneticfield[J].ActaMetallurgicaSinica,2002,36(2):1592161.[7]Vives.Charles,Crystallizationofaluminumalloysinthepresenceofverticalelectromagneticforcefields[J].JournalofCrystalGrowth1997,4(1),5412549.[8].Pb2Sn2Sb[J].,2000,(1):30233.[9].Al2Si[J].,2000,49(2):1152117.[10],,.[J].,1995,(6):36243.[11]AsaiShigeo.BirthandRecentActivitiesofElectromagneticProcessingofMaterials.ISIJInternational,1989,29(12):9812992.[12]El2BassyouniT.A.EffectofelectromagneticForcesonAluminumCastStructure[J].LightMetals,1983,33(12):7332741.[13],,.[J].,1989,25(1):126.GeFeng2de,HeHong2liang,HuoShu2hai,Castingwithpulsatingelectromagneticfield[J].ChineseJournalofMechanicalEngineering,1989,25(1):126.[14],,.Al2Cu[J].,1997,7(1):1292133.NingZhi2liang,XuZhi2hui,LiangWei2zhong.EffectofpulsatingelectromagneticfieldonhotcrackingofAl2Cualloy[J].TheChineseJournalofNonferrousMetals,1997,7(1):1292133.[15],,.[J].,2000,(7):98299.[16],,,.LY12[J].2002,16(3):3222326.[17],,,.[J].,2000,49(5):101021013.ZiBin2tao,BaQi2xian,CuiJian2zhong,NaXing2jie.Effectofstrongpulsedelectromagneticfieldonmetalssolidificationstructure[J].ChineseJournalofMechanicalEngineering,2000,49(5):101021013.[18]BurgoyneJW.Processingofthe3rdInternationalSymposiumonElectromagneticProcessingofMaterials[M].Nagoya:ISIJ,JAPAN,2000:6182625.[19],,,.[J].,2004,18(6):5682576.[20]ZhongmingRen,XiLi,HuiWang,KangDeng,YunqianZhuang,ThesegregatedstructureofMnBiinBi2Mnalloysolidifiedunderahighmagneticfield[J].MaterialsLetters,2004,(58):340523409.4001©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.