板坯连铸结晶器的热弹塑性力学分析

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1、l42ql11BVol.42No.1120065111137

2、1142_ACTAMETALLURGICASINICANov.2006pp.1137{1142@yq!hk{S~Pp[&)$+'*(sXS0}]_SgZ110004)#(%(a'<!^v4/f210039)P= 0[eF]#w5T{]KT*F*4i>&F%[eFe!H*Tk,wkem:"[$$'}%*%%De9Y!H&!0.2452z;8fz8:~= 0[eF!H*T*1.01mm,Kc2z

3、Y;8fzw{ShT%9Y!H~Tk;8:2z~!H*Tk,em:*1-]cO= 0[eFw5*F!HTkWm_TF777E;tAC_0412;1961(2006)11;1137;06ANANALYSISOFTHERMALELASTOPLASTICBEHAV-IOROFCONTINUOUSCASTINGSLABMOLDLIUXudong,ZHUMiaoyongSchoolofMaterialsandMetallurgy,NortheasternUniversity,Shenyang110004CHEN

4、GNailiangMeishanIronandSteelCo.Ltd.,ShanghaiBaosteelCo.,Nanjing210039Correspondent:ZHUMiaoyong,professor,Tel:(024)83686995,E-mail:myzhu@mail.neu.edu.cnSupportedbyProgramforNewCenturyExcellentTalentsinUniversity(No.NCET-04-0285)inrevisedform2006{08{14Manuscriptreceived2006{04

5、{18,ABSTRACTThree{dimensionalnite{elementthermalstressmodelwasestablishedtopredictthethermaldistortionandstressdistributioninacontinuouscastingslabmoldduringproduction.Theeectsofcopperplatethickness,waterslotdepthandnickellayerthicknessoncopperplatedistortionandstresswerei

6、nvestigated.Theresultsshowthatthemaximumdistortionsofwideandnarrowfacesofthecopperplateare0.245mmand1.01mm,respectively.Duringoperation,thedistortionanddecreasingcopperplatethicknessandincreasingwaterslotdepth,whilethermalstressdecreasewiththeeectsofthethicknessofnickellaye

7、rcoatingonthecopperplatedistortionandthermalstressdistributionarenotobvious.KEYWORDScontinuouscastingslab,mold,niteelementmodel,copperplatedistortion,ther-malstressIU<} Ph=)h=u@(d`@W/%E$ZdEz"/

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