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©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(50323001)(,710065):,,:;;;:TU81:A:1004-7948(2006)02-0005-0311930,,2211,Mc2Nown[1],,,,,,,,,,,,,[2],[3],,2121dx,dx:-dp=2DV2dx+2VdV-VxdV(1)VX,;D;;1Vx=CfV,Cf,(1):1ddx+2DV2+(2-Cf)VdVdx=0(2)(2),Cf,(2),(2),Cf,Cf[3,4],Cf,;(L/D),Cf,,Bajura[5],Shen[4],n520062(283)ENERGYCONSERVATION©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[6],,,,,21321311(2),:(1),V=V0(1-x/L);(2)(2):Eu=p-p012V2=(2-Cf)1-1-xL2-L3D1-1-xL3EuK,()()K=(2-Cf)-l/3D,[7](,),:(1)Vx=CfV,1-1,Cf1,[5]1,Cf(2)(1),;(3),,,,Cf=1124:Cf(),,,Cf,21312(),p-p0=015AV2(3)A,[8],A=018A,,,,,,;,;,21313[8],,,,,,,,(1)i(2),x:p1(i)-pr(i)=p+k[V2r(i)+V21(i)](4)p;k,kd/D26ENERGYCONSERVATION20062(283)©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(2)i-1i,:p1(i)=pr(i-1)-(i)l-dD12V21(i)i=2,3,,n;(5)(3)12[p1(i)+pr(i)]=pc+(1+CT+b(i)lbd)12V2b(i)i=1,2,3,n;(6)CT,d/D,(4)(5)(6),,kCT,[6,9]kCT214Cf21411,,,,,McNown[1]:,Cf;d/DCf,d/DCf[10]Cf,d/D[11,12]Cf,,,Cf21412[11,12],(Reo)(td/D),:(1),;(2)d/D,,,,,,;(3)d/Dt,nd2/4dL,,,;(4)d/Dt,nd2/4dL,,3,[1]McNownJS.Mechanicsofmanifoldflow[J].TransAS2CE,1954,119:1103-1142.[2],.[J].,1998,28(3):392-401.[3].[J].,1974,(10):11-16.[4]ShenPI.Theeffectoffricationonflowdistributionindi2vidingandcombiningflowmanifolds[J].ASMEJofFluidsEngineering,1992,114:121-123.[5]BajuraRA,JonesEH.Flowdistributionmanifolds[J].ASMEJofFluidEngineering,1976,98:654-666.[6].[J].,1988,8(5):31-36.[7],.[J].,1995,17(3):17-24.[8],.[J].,1997,17(3):32-36.[9]RABajura.Amodelforflowdistributioninmanifolds[J].ASMEJofFluidsEngineering,1971,1:17-21.[10].[D].:,1995.[11]AcrivosA,BacockBd,PigfordRL.Flowdistributionsinmanifolds[J].ChemicalEngineeringScience,1959,10:112-124.[12]DavisMR,FungtamasanB.Two2phaseflowthroughpipebranchjunctions[J].Int.JofMultiphaseFlow,1990,16(5):799-817.:(1965-),,,,1995,(:2005-10-08;:2006-01-10)720062(283)ENERGYCONSERVATION©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(Monthly)Sponsor:LiaoningProvincialInstituteofScienceandTechnologyInformationPublisher:EnergyConservationMagazinePublishingHouseChiefEditor:ZHANGWei2huaAddress:No.274QingnianBoulevardShenyangCityLiaoningProvinceChinaPostCode:110016ABSTRACTSFebruary2006Vol.25,No.2TotalIssueNo.283ProgressforflowdistributioninmanifoldsZHUYu2qinThispaperreviewsandsummarizestheinformationaboutflowdis2tributioninmanifoldsfromavarietyofsources.Thetheoreticalbasis,calculativemethodsaresummedup,andsomebasicdata,suchasfrictionfactor,momentumexchangefactorareanalyzedsystematicallyforhead2ersandtheinvestigationaspectsinthefuture.Keywords:manifold;flowdistribution;pressuredistribution;headers5SimulationonprocessofjetpumpforsafetysysteminnuclearpowerplantXULu2jun,ZHANGGuang2fuAone2dimensionalmodelwassetuptosimulatetheworkingpro2cessofjetpumppoweredbysteam.Themodelwassolvednumericallywiththeparametersforsafetysysteminnuclearpowerplant.Thenu2mericalresultsofpressuredistributionalongaxledirectioninejectorandtheperformanceparametersatdifferentconditionsaregiven.Itisshownthatthepressuredistributionhasagoodcoherencewithexperimentalre2sults.Themodelcouldbeusedforthecomputationofsteampoweredjetpump.Keywords:jetpump;nozzle;entrainmentratio;nuclearpowerplant8StudyofentireenergysavingschemeofaromatichydrocarbonproductsGEYu2lin,SHENSheng2qiangBasedontherawmaterialofamixingaromatichydrocarbon,ac2cordingtotheobjectofthearomatichydocarbonsqualityrequirement,aromatichydrocarbonseparateunit,heavyaromatichydrocarbonseparateunitandadjoin2dimethylbenzeneseparateunitwerestudied.Thelimitsbetweentheseunitssidelinewerebrokenandtheprocedureanddeviceswereadjusted.Theresultsshowthattheconsumptionofenergyisre2ducedandconsiderableeconomicbenefitisachievedwithalittleinvest2ment.Keywords:aromatichydrocarbonproduct;entireoptimization;savingenergyandreducingconsumption11Energysaving2orientedrebuildingresearchforironandsteelcomplexSUNHao,TUXu2yanSteelcomplexisenergyconsuming,complicatedinthevarietyofen2ergyandwithalotofwasteenergytobeutilized.Inthispaper,dialecti2calanalyzeofironandsteelcomplexsenergyproficiencyisdone.Studyshowsthatfromsystematic,overallandcompletepointofview,recoveryofwasteenergyintheformofelectricityissuitableforsteelindustry,andrebuildingofsteelenterpriseselectricpowersystemisvaluabletobeappliedandofwideapplicationfutureintheplanningstudyofsteelenterprisesenergysaving.Keywords:steelcomplexelectricpowersystem;energysaving;rebuilding13Tubebundle2supportingstructureofthecorrugatedpipeheatexchangerDONGQi2wu,LIUMin2shan,LIYanAccordingtothecharacterofeachtubebundle2supportingstruc2ture,corrugatedpipethatadaptswithitwasfoundout,andtheinflu2encesofvariouscombinativestructuresontheperformanceoftheshellsidewereanalyzed,someapproacheswerepointedouttooptimizethecorrugatedpipeheatexchangerandenhancetheheattransferoftheshellside.Keywords:corrugatedpipeheatexchanger;tubebundle;support2ingstructure;shellsideperformance19Analysisofsoc