HIGHLY STRENGTHENED MULTIFILAMENTARY (NB, TI)(3)SN WIRES STABILIZED WITH CUNB COMPOSITE

被引:42
作者
WATANABE, K
AWAJI, S
KATAGIRI, K
NOTO, K
GOTO, K
SUGIMOTO, M
SAITO, T
KOHNO, O
机构
[1] FUJIKURA LTD,MAT RES LAB,KOTO KU,TOKYO 135,JAPAN
[2] IWATE UNIV,FAC ENGN,MORIOKA,IWATE 020,JAPAN
关键词
D O I
10.1109/20.305626
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Multifilamentary (Nb,Ti)3Sn superconducting wires with reinforcing stabilizer of CuNb composite, CuNb/(Nb,Ti)3Sn, were developed. The outstanding point is that the 0.2 % proof stress at 4.2 K in CuNb/(Nb,Ti)3Sn was extremely improved to 320 MPa even after the heat treatment at 670-degrees-C for 192 hours, which is 1.8 times higher than that in ordinary Cu/(Nb,Ti)3Sn. The overall J(c) value in CuNb/(NbTi)3Sn was obtained to be 110 A/mm2 at 16 T and 4.2 K. These results show that the bronze processed multifilamentary (Nb,Ti)3Sn superconducting wire with CuNb reinforcing stabilizer is actually employable for a high field superconducting magnet.
引用
收藏
页码:1871 / 1874
页数:4
相关论文
共 12 条
[1]  
BUSSIERE JF, 1990, ADV CRYO ENG, V36, P69
[2]   CONTROLLED PRECOMPRESSION IN NB3SN CONDUCTORS BY INTERNAL REINFORCEMENT WITH A NONMAGNETIC STEEL/MOLYBDENUM COMPOSITE [J].
FLUKIGER, R ;
NYILAS, A .
IEEE TRANSACTIONS ON MAGNETICS, 1985, 21 (02) :285-288
[3]  
GOTO K, 1993, P CEC ICMC ALBUQUERQ
[4]   HIGH-STRENGTH NB3SN CONDUCTORS FOR HIGH MAGNETIC-FIELD APPLICATIONS [J].
GREGORY, E ;
MOTOWIDLO, LR ;
OZERYANSKY, GM ;
SUMMERS, LT .
IEEE TRANSACTIONS ON MAGNETICS, 1991, 27 (02) :2033-2036
[5]  
KATAGIRI K, 1992, SCI REP RES TOHOKU A, V37, P92
[6]   DEVELOPMENT OF 20-T-CLASS SUPERCONDUCTING MAGNET WITH LARGE BORE [J].
KIYOSHI, T ;
INOUE, K ;
ITOH, K ;
KUROISHI, K ;
SUZUKI, F ;
TAKEUCHI, T ;
WADA, H ;
MAEDA, H ;
TAKIZAWA, T ;
TADA, N .
IEEE TRANSACTIONS ON MAGNETICS, 1992, 28 (01) :497-500
[7]  
NOTO K, 1986, SCI REP RES TOHOKU A, V33, P238
[8]   24 TESLA SUPERCONDUCTING TOROIDAL FIELD MAGNET CONCEPT FOR A COMMERCIAL TOKAMAK REACTOR [J].
SCHWARTZ, J ;
BROMBERG, L ;
COHN, DR ;
WILLIAMS, JEC .
IEEE TRANSACTIONS ON MAGNETICS, 1991, 27 (02) :2068-2071
[9]   CRITICAL CURRENTS AT 77.3-K UNDER MAGNETIC-FIELDS UP TO 27-T FOR AN Y-BA-CU-O FILM PREPARED BY CHEMICAL VAPOR-DEPOSITION [J].
WATANABE, K ;
YAMANE, H ;
KUROSAWA, H ;
HIRAI, T ;
KOBAYASHI, N ;
IWASAKI, H ;
NOTO, K ;
MUTO, Y .
APPLIED PHYSICS LETTERS, 1989, 54 (06) :575-577
[10]   UPPER CRITICAL FIELDS AND CRITICAL CURRENT DENSITIES IN BRONZE PROCESSED COMMERCIAL MULTIFILAMENTARY NB3SN WIRES [J].
WATANABE, K ;
NOTO, K ;
MUTO, Y .
IEEE TRANSACTIONS ON MAGNETICS, 1991, 27 (02) :1759-1762