雙輥鑄軋薄帶鋼熔池內(nèi)溫度場(chǎng)的數(shù)值模擬.pdf

1、東北大學(xué)碩士學(xué)位論文雙輥鑄軋薄帶鋼熔池內(nèi)溫度場(chǎng)的數(shù)值模擬姓名：王金錄申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：材料加工工程指導(dǎo)教師：邸洪雙2001.12.1查!!壟蘭堡主蘭堡壘查壘呈!!堡壘曼!NumericalSimulationofTemperatureFieldsinMoltenPoolonTwin—rollStripCastingProcessAbstractTwin—rollstripcastingisoneofthemainresearcht

2、asksinsteelindustrynOW，possessingtheadvantagessuchasshortprocedure，lowenergyconsumption，lessinvestmentInspiteofalargenumberofmanpowermaterialresourcesandfinancialabilityhasbeenpaidforitintheworld，themaintechniquehasn’tbe

3、enbrokenthroughtillnowItneedsfurtherstudyTherearemanyfactorsthatcanaffectthestabilityoftheprocess，SOitwillcostmuchmanpowermaterialresourcesandfinancialabilitytofindouttherulessimplydependingOilexperimentSilldyComputersim

4、ulationisoneoftheeffectivemeanstoanalyzeandfindOUtrulesfordirectingexperimentsNowadays，homeandabroad，thesimulationresultsonthetemperatureandvelocityfieldsaremainlythroughcommercialsoftware，itcanpassoverdevelopmentofprogr

5、am，butcommercialsoftwaresuchasANSYSisofbadspecialtyInordertosimulateaspecialaspect，afurtherdevelopmentisneededSponsoredbytheNationalNaturalScienceFoundationandtheNationalKeyFundamentalResearcheroject，aFEMsoftwarewithinde

6、pendentknowledgepropertyrightandstrongspecialtyWasdevelopedtosimulatetemperaturefieldsinmoltenpooloftwin—rollstripcastingThemaincontentiSasfollows：Basedonthecharacteristicofflowandheattransferofthemetalinmoltenp001itpres

7、entedanewmethodofcreatingmathematicalmodelandanewmathematicalmodelWasmadeLatentheatwasdealtwiththroughthetemperatureresumingmethod，andheatconvectioninducedbythepouringmetalwithturbulentflowwasconsideredthrou曲enlarginghea

8、ttransfercoefficientofthestaticstateBasedonthecontactingcharacteristicbetweenrollandstripamethodcalledthreephasetoe塌cientwasadoptedtohandleheatexchangeTheresultsshowedgoodagreementwiththerealprocessTakingstainlesssteelas