fluent模拟相变材料

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1、为了适应公司新战略的发展，保障停车场安保新项目的正常、顺利开展，特制定安保从业人员的业务技能及个人素质的培训计划fluent模拟相变材料　　Overview　　ANSYSFLUENTcanbeusedtosolvefluidflowproblemsinvolving　　solidificationand/ormeltingtakingplaceatonetemperature(,inpuremetals)oroverarangeoftemperatures(,inbinaryalloys).Insteadof

2、trackingtheliquid-solidfrontexplicitly,ANSYSFLUENTusesanenthalpy-porosityformulation.Theliquid-solidmushyzoneistreatedasaporouszonewithporosityequaltotheliquidfraction,andappropriatemomentumsinktermsareaddedtothemomentumequationstoaccountforthepressuredropc

3、ausedbythepresenceofsolidmaterial.Sinksarealsoaddedtotheturbulenceequationstoaccountforreducedporosityinthesolidregions.　　ANSYSFLUENTprovidesthefollowingcapabilitiesformodelingsolidificationandmelting:　　?　　?目的-通过该培训员工可对保安行业有初步了解，并感受到安保行业的发展的巨大潜力，可提升其的专业水平，并

4、确保其在这个行业的安全感。为了适应公司新战略的发展，保障停车场安保新项目的正常、顺利开展，特制定安保从业人员的业务技能及个人素质的培训计划　　?　　?　　?calculationofliquid-solidsolidification/meltinginpuremetalsaswellasinbinaryalloysmodelingofcontinuouscastingprocesses(,"pulling''ofsolidmaterialoutofthedomain)modelingofthethermal

5、contactresistancebetweensolidifiedmaterialandwalls(,duetothepresenceofanairgap)modelingofspeciestransportwithsolidification/meltingpostprocessingofquantitiesrelatedtosolidification/melting(,liquidfractionandpullvelocities)　　ThesemodelingcapabilitiesallowANS

6、YSFLUENTtosimulateawiderangeofsolidification/meltingproblems,includingmelting,freezing,crystalgrowth,andcontinuouscasting.ThephysicalequationsusedforthesecalculationsaredescribedinSection,andinstructionsforsettingupandsolvingasolidification/meltingproblemar

7、eprovidedinthissectionintheseparateUser'sGuide　　Limitations目的-通过该培训员工可对保安行业有初步了解，并感受到安保行业的发展的巨大潜力，可提升其的专业水平，并确保其在这个行业的安全感。为了适应公司新战略的发展，保障停车场安保新项目的正常、顺利开展，特制定安保从业人员的业务技能及个人素质的培训计划　　AsmentionedinSection,theformulationinANSYSFLUENTcanbeusedtomodelthesolidifica

8、tion/meltingofpurematerials,aswellasalloys.ANSYSFLUENTofferstworulestodeterminetheliquidfractionversustemperaturerelationship,namelythelinearLeverruleandthenon-linearScheilrule.　　Thefollowinglimitation