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-28-291100nmHills9000.0011dtex100nm400nm1[1]1010VTaylor[2]TaylorVc49.3TaylorTaylor[3]kV/cmkV200051TB383A1007-9815200402-0028-05292200404Hi-TechFiber&ApplicationVol.29,No.2Apr.,20042004-02-242004-03-081977-342,-29-1s[4]60a[5]2090Reneker10a[6]FongH.[7]BunyanN.[8]JunZ.[9]GreinerA.[10][11]+1-1-30-293060kV0.60.8mm1525cm200nm500nm2[12][13]FiberwebMatsui0.3dtex100nm10nm301nm10nm10/8515--[14]10-4210-9[15][16-17]20aAkronDarryRenekerNatickSolider22,-31-CenterNatick[18]101000g/mDoshiJ.[19]1/15[20]610mm3[1]T.GRAFE,K.GRAHAM.PolymericNanofibersandNanofiberWebs:ANewClassofNonwovens[J].InternationalNonwovenJournal,2003:5156.[2]ROSS-SE.Electrospinning:TheQuestforNanofibersInternationalFiberJournal[R].2001,16(5):5053.[3],.[M].:,2003.[4]J.DOSHI,D.H.RENEKER.ElectrospinningProcessandApplicationofElectrospunFibers[J].JournalofElectrostatics,1995,35:151160.[5]A.FORMHALS.ProcessandApparatusforPreparingArtificialThread[P].:1975504,19341002.[6]D.H.RENEKER,I.CHUN.NanometerDiameterFibresofPolymer,ProducedbyElectrospinning[J].Nanotechnology,1996,7:216223.[7]H.FONG,D.H.RENEKER.ElectrospinningandtheFormationofNanofibers[J].StructureFormationinPolymericFibers,2000:225246.[8]N.BUNYAN,I.CHEN,J.CHEN,S.FARBOOD-MANESH,K.WHITE.Controlofdeposition&orientationofelectrospunnano-fibers[J].FiberSociety.Symposium(Abstracts),2002:3637.[9]Z.JUN,M.BOGNITZKI,H.HOU,J.H.WENDORFF,A.GREINER.CrucialParametersforelectrospunpolymernanofibers[J].FiberSociety.Symposium(Abstracts),2002:8487.[10]A.GREINER.Functionalizednanofibersbyelectrospinning[J].FiberSociety.Symposium(Abstracts),2002:56.[11],,,.[J].,2000,29(2):1619.[12]W.JOHN,G.MECULLOC,PETERP.TSAI.[J].,2002,20(1):69.[13]PIKE.RichardDaniel(Norcross,ga)[P].:5935883,19971023.[14],,.[J].:,2002,42(5):659661.[15]X.X.ZHANG,X.M.TAO,Y.F.FAN.Researchandapplicationofpolymernanofiber[J].JournalofDonghuaUniversityEng.Ed.,2003,20(1):3238.[16],.[J].,2002,10(1):4145.[17]H.SCHREUDER-GIBSON,P.GIBSON.UseofelectrospunnanofibersforaerosolfiltrationinTextileStructures[J].iberSociety.Symposium(Abstracts),2002:5254.[18]JONHF.HAGEWOOD.Polymericnanofibers:fantasyorfuture[J].InternationalFibersJournal.2002.12:6263.[19]J.DOSHI.Nanofiber-basednonwovencomposites:propertiesandapplications[J].NonwovensWorld,2001(10)4:6468.[20]J.DOSHI,M.H.MAINZ,G.S.BHAT.Nanofiberbasednonwovencomposites:properties,andapplications[J].Proceedingsofthe10thAnnualInternationalTANDECNonwovensConferenceNov.7-10,2000:17.32-32-29BriefstudyontheprocessingtheoryactualityandapplicationofelectrospunnanofibersQINXiao-hong;WANGShan-yuan(TextileCollege,DonghuaUniversity,Shanghai200051China)Abstract:Basedonthebasictheoryofelectrospunnanofibers,thetextanalyzeditsinfectionfactors,introducedthedomesticandoverseasactualityapplicationfieldanddevelopingdirection.Keywords:electrospun;nanofibers;theory;applicationStudyonprecursorfibersprocessofvariousdeniersviscosecarbonfibersandtheirstructureandpropertyDENGJing-ping(ChemicalFiberResearchInstituteofHubeiGoldenRingCo.,Ltd.Xiangfan,441133XiangfanChina)Abstract:Thispaperprobesintotheeffectsofprocessconditionsonprecursorfiberstrength,elongationandchemicalresidual.Thetrailsshowthatdecreasingappropriatelythestrengthofprecursorfibercaneffectitsflexibleindexdistinctly.Imageanalyticalinstrumentisemployedtostudythesectionpatternofvariousdeniersprecursorfibersaswellasquantitativelyanalyzeandcontrasttheirsectionarea,perimeter,roundnessanddiameter.Thestudiesshowthatthesingleyarnfine-titringofprecursorfiberisbeneficialtoimproveitsstructuralpattern.Keywords:viscoseprecursorfiber;processcondition,fine-titring;sectionpattern;imageanalysis.24DesignofductilereinforcedmemberbasedonmicromechanicsCHENYing1;FENGXin-quan2;MENGQing-sheng3;TANGYong-jiou4(1.HohaiUniversity,DeparmentofEngineeringMechanics,Nanjing210098China;2.HydraulicDesingnInstituteofshandong,Shandong,Jinan250022China;3.The4th.ConstructionCo.ofJinan,Shandong,Jinan250032China;4.LuziEngineeringConsultationCo.Shandong,Jinan250032China)Abstract:Thispaperpresentstheprincipleforthedesigningoffiberreinforcedhighperformancecementitiouscomposites.Steelbarreinforcedconcretemembersneedlotsofstirrups.ThebrittlenessofFRPsresultinlowresistancetocraking.WhensteelbarsorFRPbarsareusedinfiberreinforcedhighperformancecementitiouscomposites,membersusuallyhavebetterloadcapacityandductilitythanreinforcedconcrete.Keywords:highperformance;fiberreinforcedcementitiouscomposites;loadcapability;ductility27