采用YBCO基和YbBCO基两种超导钎料对YBCO高温超导块材进行了钎焊连接,测试比较了原始超导块材和经过氧恢复处理的钎焊接头的磁浮力,以评价块材和钎焊接头的超导性能,并对YBCO超导块材的钎缝组织进行了微观分析.结果表明,在本文工艺条件下,钎焊接头的磁浮力密度最高可达原母材的79.4%.采用钎焊连接技术可以实现高性能YBCO超导块材的大尺寸化.微观组织分析表明,钎缝区出现了Y211相或(Y,Yb)211相的富集,211相的富集对接头的超导电性有不利影响.
参考文献
| [1] | Wang J;Wang S;Zeng Y et al.The first man-loading high temperature superconducting maglev test vehicle in the world[J].PHYSICA C,2002,378-381(Part 1):809-814. |
| [2] | Schultz L.;de Haas O.;Verges P.;Beyer C.;Rohlig S.;Olsen H.;Kuhn L.;Berger D.;Noteboom U.;Funk U. .Superconductively levitated transport system - the SupraTrans project[J].IEEE Transactions on Applied Superconductivity: A Publication of the IEEE Superconductivity Committee,2005(2):2301-2305. |
| [3] | 侯炳林,朱学武.高温超导储能应甩研究的新进展[J].低温与超导,2005(03):46-50,54. |
| [4] | 苏云,郑益飞.超导技术在飞轮储能系统中的应用及前景[J].低温与超导,2008(07):29-30,68. |
| [5] | 汪京荣.第二代高温超导线材研究进展[J].低温物理学报,2005(z1):870-876. |
| [6] | 信赢,侯波.21世纪电力传输新材料高温超导电缆综述与展望[J].电线电缆,2004(01):3-9. |
| [7] | 林良真,肖立业.超导电力技术[J].科技导报,2008(01):53-58. |
| [8] | 钱九红,袁冠森.高温超导材料制备工艺的进展[J].稀有金属,1998(02):132-137. |
| [9] | Jin S;Tiefel T H;Sherwood R C et al.High critical currents in Y-Ba-Cu-O supereonducters[J].Applied Physics Letters,1988,52(24):2074-2076. |
| [10] | Kimura M;Tanaka M;Horiuchi H et al.A new domain structure in YBa2Cu3O7-x prepared by the quench and melt growth(QMG) process[J].Physics C,1991,174(4-6):263-272. |
| [11] | Puig T.;Carrillo AE.;Obradors X.;Zheng H.;Welp U.;Chen L.;Claus H.;Veal BW.;Crabtree GW.;Rodriguez P. .Self-seeded YBCO welding induced by Ag additives[J].Physica, C. Superconductivity and its applications,2001(2):75-79. |
| [12] | S Iliescu;X Granados;E Bartolome .High critical current YBa_2Cu_3O_7 artificial joints using Ag foils as welding agent[J].Superconductor Science & Technology,2004(1):182-185. |
| [13] | Harnois C;Desgardin G;Chand XH G .A new way of welding YBa2Cu3O7-x bulk textured domains[J].Superconductor Science and Technology,2001,14(09):708-711. |
| [14] | Harnois C.;Chaud X.;Laffez I.;Desgardin G. .Joining of YBCO textured domains: a comparison between the multi-seeding and the welding techniques[J].Physica, C. Superconductivity and its applications,2002(Pt.2):1103-1106. |
| [15] | Hopfinger T.;Viznichenko R.;Krabbes G.;Fuchs G.;Nenkov K. .Joining of multi-seeded YBCO melt-textured samples using YBCO/Ag composites as welding material[J].Physica, C. Superconductivity and its applications,2003(3/4):95-106. |
| [16] | Noudem JG.;Reddy ES.;Goodilin EA.;Tarka M.;Noe M.;Schmitz GJ. .Microstructure and transport properties of melt-textured joint of YBCO[J].Physica, C. Superconductivity and its applications,2002(Pt.2):1187-1190. |
| [17] | Iida K.;Yoshioka J.;Sakai N.;Murakami M. .Welding of different Y-Ba-Cu-O blocks[J].Physica, C. Superconductivity and its applications,2003(Pt.1):437-440. |
| [18] | Iida K.;Kono T.;Kaneko T.;Katagiri K.;Sakai N.;Murakami M.;Koshizuka N. .Joining of different Y-Ba-Cu-O blocks[J].Physica, C. Superconductivity and its applications,2004(1/2):119-126. |
| [19] | 郭和平,方洪渊,钱乙余,范富华,胡安明.MTG-YBCO高温超导材料的扩散连接研究[J].稀有金属,1998(01):43-46. |
| [20] | 肖玲,任洪涛,焦玉磊,郑明辉.REBaCuO单畴超导块的研究与进展[J].低温物理学报,2003(z2):309-314. |
| [21] | Morita M;Sawamura M;Takebayashi S et al.Processing and properties of QMG materials[J].Physica C,1994,235-240(Part 1):209-212. |
| [22] | Murakami M .Processing of bulk YBaCuO[J].Superconductor Science and Technology,1992,5(04):185-203. |
| [23] | 任洪涛,肖玲,焦玉磊,郑明辉.大畴YBCO超导块[J].低温与超导,2000(03):28-33. |
| [24] | Murakami M;Yamaguchi K et al.Flux pinning by non-superconducting inclusions in melt-processed YBaCuO superconductors[J].Cryogenics,1992,32(11):930-935. |
| [25] | Iida K;Babu NH;Withnell TD;Shi Y;Haindl S;Weber HW;Cardwell DA .High-performance single grain Y-Ba-Cu-O bulk superconductor fabricated by seeded infiltration and growth[J].Physica, C. Superconductivity and its applications,2006(0):277-281. |
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