基于Fluent的銅閃速熔煉多場仿真.pdf

1、分類號：密級：學(xué)號：2008138單位代碼：10407碩士學(xué)位論文論文題目:基于Fluent的銅閃速熔煉多場仿真研究方向計算機(jī)在冶金中的應(yīng)用專業(yè)名稱有色金屬冶金研究生姓名李俊標(biāo)導(dǎo)師姓名、職稱童長仁教授2011年5月10日江西贛州IIAbstractFlashsmeltingtechnologyhasbecomethemainstreamtechnologyofcoppersmeltingcopperflashsmeltingproces

2、ssimulationresearchinfrontierareasofcoppersmeltingcomputersimulationtechnologyisacomprehensivedisciplineinadditiontothefieldofsimulationrequiredtohaveasolidtheeticalfoundationrichpracticeinthefieldbutalsorequirescomputer

3、technologyrelateddisciplines(suchascalculationcombustionsciencefluidmechanicsetc.)haveadeepunderstingofthecopperflashsmeltingfurnacesimulationstudypurposeistoraiselabproductivityachieveenergysaving.Asindicatsofcopperflas

4、hsmeltingrequirementsincreasefurtherincreasethelevelofcopperflashsmeltingprocessingincreasinglyimptant.InthispapertheJinlongCopperFlashFurnaceasaresearchobjecttodeepentheprocessofcopperflashsmeltingreactionmechanismchemi

5、calreactionsoccurringawarenessunderstingthroughindependentdevelopmentofcomplexchemicalequilibriumcompositioncomputerprogramconcentratesphaseanalysiscarriedouttoestablishthematerialpropertiesofcoppersmeltingmaterialsdatab

6、asetofacilitatethesimulationftheflashsmelting.FLUENTtheseconddevelopment.IscalculatedbyFLUENTcommercialsoftwareplatfmfflashsmeltingofthetemperaturefieldconcentrationfieldparticlefieldotherfieldsimulation.Thesimulationstu

7、dyfoundthat:(1)concentratesparticlesinthereactiontowercanrapidlybeoxidizedwhilemakingcompletereactionofsulfurmoltenparticlesatafasterrateintothesedimentationtanklargerparticlesizethefasterthesedimentationtanksarrived.(2)

8、concentratethetemperatureinthereactiontowerrapidwarmingoccurredinthecentraloxygenunderhightemperaturethetemperaturebelowthehighestpointintheburnertherewasadelegationofthecentralnozzletemperatureregion.(3)areaswithhighcon

9、centrationsofSO2inthecentralsedimentationtankuntilthenozzlebelowthebottomoftheoutsideofSO2inthethickumbrellaofparticlesisrelativelylowthecentralregionofoxygenbelowthebasicoxygenconsumptioncompletelyoutsidesmokeintheregio