摘要
Thenumericalsimulationcanovercomethehardshipofmathematicalanalysisandexperimentalresearch,explicatethemechanismofmicrostructureshaping,predictmechanicalpropertiesandoperatinglifeofcastingsandthenoptimizetechnologyandcontrolmicrostructureformationtoobtainthequalifiedcastings.Thefinitedifferencemethod(FDM)isappliedtothesimulationoftemperaturefieldbasedonallkindsofnucleationandgrowthmodelsonallstagesofsolidificationofspheroidalgraphitecastiron.VisualC++isusedtoprogramthenumericalsimulationsoftware,QTstructure-1tosimulatethesolidificationprocessofspheroidalgraphitecastironandtheformationofallphasesinsolidificationprocess.Finally,theresultofsimulationiswellagreedwiththeexperimentalresult.
出版日期
2003年08月01日(中国期刊网平台首次上网日期,不代表论文的发表时间)