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11(1.,430074):,.,,.:;;:TU984.14:A:1000-5730(2002)03-0049-031,,.,,.,:,,,;,,;,,.2a.,.,,.b..,.c..,.d..,,.,,,.33.1,,,.,,..,12km.177hm2,,206,,,.,:2002-08-08.:(1968-),,;,(430074).193()Vol.19No.320029J.ofHuazhongUniv.ofSci.&Tech.(UrbanScienceEdition)Sep.2002©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,;,;,(1).13.2,,.,,,,.,,,,.,,,,(2).23.3,,,,.,,.,,,,,.,,,.4,,,,,(3).4.1,,,,05()2002©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.3.:,,.,,.,.,.,,.,,,,,.4.2,,,.,,.,,,.,,,,(4).44.3,.,,.,,,,,,,,,.4.4,,,()()(),.,.153:©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,:;;;.,,,.4.5,.206,,,;,,,.,,,.,,.4.6,,.,,,.,,,,,,.5,.,,,,.,,;,,,,(5).5,.,,,,,(6).6[1].[J].,2002,(2):14-17.[2].[J].,2001,(2):59-64.(64)25()2002©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.[1]Mezic,S.Wiggins.Ontheintegrabilityandperturbationofthreedimensionalfluidflowswithsymmetry[J].J.Nonlin2earSci.,1994,(4):157.[2]A.N.Yannacopoulosandothers.EuleriandiagnosticsforLa2grangianchaosinthreedimensionalNavier2Stokesflows[J].Phys.Rev.E,1998,57,482.[3]M.Rundman.Mixingandparticledispersioninthewavyvor2texregimeofTaylor2Couetteflow[J].AIChEJ.,1998,44.[4]D.S.Broomhead,S.C.Ryrie.Particlepathsinmaryvor2tices[J].Nonlinearity,1988,(1):409.[5]I.Mezic.ChaoticadvectioninboundedNavier2Stokesflows[J].J.FluidMech.,2001,347,431.[6]J.E.Welchandothers.TheMACmethod:acomputingtechniqueforsolvingviscous,incompressible,transientflu2id2flowproblemsinvolvingfreesurfaces[R].LANLReportLA23425,LosAlamos,NM(1965).[7]D.Coles.TransitionincircularCouetteflow[J].FluidMech.,1965,21,385.[8]V.I.Arnold.SurlageometriedifferentielledesgroupesdeLiededimensioninfinieetsesapplicationsalhydrody2namiquedesfluidespafaitsAnn[J].Inst.Fourier,1966,16,316.[9]G.Haller,I.Mezic.Reductionofthree2dimensional,vol2ume2preservingflowbysymmetry[J].Nonlinearity,1998,11,319.[10]V.Rom2Kedarandothers.Ananalyticalstudyoftransport,mixingandchaosinanunsteadyvorticalflow[J].FluidMech.,1990,214,347.ChaoticDispersionPredictionofWavyTaylor2vortexFlowwithEulerianSymmetryMeasuresZHANGLi1XUYu2dang1SHENGuo2min1(1.CollegeofEnvir.Sci.&Eng.,HUST,Wuhan430074,China)Abstract:InarecentinvestigationofparticletransportinnumericallycomputedwavyTaylor2vortexflow.RudmanestimatedaneffectiveaxialdiffusioncoefficientDztocharacterizetheenhancedmixingduetochaoticadvection.ItisfoundthatDzisproportionaltotheproductoftwomeasuresofsymmetrydeviation.Thefirstisameasureoftheaveragedeviationoftheflowfromrotatonalsymmetryandthesecondisameasureoftheaveragedeviationfromflex2ion2freeflow(aflowwherethecurlofthevorticityiszero).Becausethesequantitiesareobtaineddirectlyfromthevelocityfield,whicharecalledEuleriansymmetrymeasures.Themacroscopictransportbehaviorisshowninaflowandcanbequantifieddirectlyintermsofthevelocityfieldanditsgradients,andtheconnectionbetweenEulerianandLagrangianpicturesoftransportisprovided,aproblemoffundamentalandwidespreadinterest.Keywords:effectivediffusioncoefficient;Raynoldsnumbers;chaoticadvection;rotationsymmetry;dynamicalsymmetry;Euleriansymmetrymeasures(52)PlanningConceptofCollegeandUniversityCampusontheEpochofKnowledgeEconomyTakingtheNewCampusPlanningofAnqingNormalCollegeastheCaseLIXia1WANYan2hua1(1.CollegeofArchitecture&UrbanPlanning,HUST,Wuhan430074,China)Abstract:Newtendencyhasbeenformedincollegeanduniversitycampusontheepochofknowledgeeconomy.ThroughanaylsisoftheplanningofthenewAnqingNormalCollegeCampus,theguidingideology,layout,charac2teristicsandimagedesignofthecollegeanduniversitycampusplanningontheepochofknowledgeeconomyareap2proachedandsummarized.Keywords:collegeanduniversitycampusplanning;newconcept;theepochofknowledgeeconomy46()2002©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.