高温超导涂层导体的最近进展和新兴技术.pdf

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1、第203185卷年35期月安徽师范大学U学ni报ver(si自ty然(N科at学ur版al)Science)Vo1．38No．3JoumalofAnhuiNOriTialMay．2015DOI：10．14182／J．cnki．1001—2443．2015．03．001RecentDevelopmentandEmergedTechnologiesofHigh．TcSuperc0nductingCoatedConductorsCAIChuan—bing，MEBROUKABoubeche，SHUGang—

2、qiang，LUYu—ming，LIUZhi．yong，BAIChuan—yi，FANFeng，GUOYan—qun，LUQi(ShanghaiKeyLaboratoryforHighTemperatureSuperconductors，ResearchCentreforSuperconductorsandAppliedTechnologies，PhysicsDepartment，ShanghaiUniversity，Shanghai200444，China)Abstract：Thegreatadv

3、antagesandpromisingprospectsofYBCOcoatedconductoroverotherpracticalsuperconductingmaterialshavespurredtherelatedresearchesandrapiddevelopmentofthisfieldworldwiderecently．InthepresentpaperwefirstlygiveabriefintroductiontoYBCOc0atedconductoranditstypical

4、structure，aswellastwomaintechnicalroutesforthescale—uDpreparation．ThenweintroducethestatusanddevelopmentforYBCOcoatedconductoraroundtheworld，includingtheexistingresearchinstitutionsandtechnologiestheyemployed．MoreattentionaregiventothelatestChineseeffo

5、rtsonsimplifyingthebufferarchitectureandreducingthepyrolysistimeforYBCOsuperconductinglayerpreparedbyacost—effective，chemicalsolutionway．Artitleia1fluxpinningforimprovedin—fieldperformanceofYBCOcoatedconductorisalsointroduced。andtheattemptstomaximizeth

6、efluxpinningbyintroducingnanoparticlesareaddressedaswel1．Finally，thethrivingandacceleratingprogressfortheapplicationofcoatedconductorandothersuperconductormaterials，suchaspowercable，generator，transformerandmagnet，aresummarizedbrieflv．Keywords：YBCOcoate

7、dconductor；technicalrouts；fluxpinning，powerapplicationClassificationNO：0522Documentcode：APaperNO：1001—2443(2015)03～0205—12IntroductionSecondarygeneration(2G)hightemperaturesuperconductors(HTS)，ornamedREBa2Cu3O7一a(YBCO，RE=Y，NdandSmetc．rareearths)coatedc

8、onductors，areexpectedtobepractica1applicationsuDerconductorsatliquid—nitrogentemperatureduetotheirhighperformanceandpotentiallowCOStofbothrawmateria1sandpreparationtechniques．Forpowerandenergyapplications，thebasicrequirementistorealiseY