KR20080088650A - Nb3Sn 초전도 선재 제조용 전구체 및 Nb3Sn 초전도선재 - Google Patents
Nb3Sn 초전도 선재 제조용 전구체 및 Nb3Sn 초전도선재 Download PDFInfo
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- KR20080088650A KR20080088650A KR1020087020541A KR20087020541A KR20080088650A KR 20080088650 A KR20080088650 A KR 20080088650A KR 1020087020541 A KR1020087020541 A KR 1020087020541A KR 20087020541 A KR20087020541 A KR 20087020541A KR 20080088650 A KR20080088650 A KR 20080088650A
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- precursor
- superconducting
- superconducting wire
- diffusion barrier
- barrier layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/04—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire
- B21C37/047—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire of fine wires
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/0016—Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
- C22C9/02—Alloys based on copper with tin as the next major constituent
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B12/00—Superconductive or hyperconductive conductors, cables, or transmission lines
- H01B12/02—Superconductive or hyperconductive conductors, cables, or transmission lines characterised by their form
- H01B12/10—Multi-filaments embedded in normal conductors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F6/00—Superconducting magnets; Superconducting coils
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N60/00—Superconducting devices
- H10N60/01—Manufacture or treatment
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N60/00—Superconducting devices
- H10N60/01—Manufacture or treatment
- H10N60/0184—Manufacture or treatment of devices comprising intermetallic compounds of type A-15, e.g. Nb3Sn
Abstract
Description
시험 번호 | Cu 시트의 권취 횟수(회) | 단선 횟수 (회) | 거리dB -f (㎛) | 교류 손실 (kJ/㎥) | 임계 전류 밀도(Jc) (A/㎟) |
1 | 0 | 5 | 1.5 | 1500 | 795 |
2 | 1 | 1 | 1.8 | 1200 | 785 |
3 | 2 | 0 | 2.2 | 750 | 780 |
4 | 3 | 0 | 2.8 | 680 | 778 |
5 | 4 | 0 | 3.0 | 650 | 770 |
6 | 5 | 0 | 3.5 | 630 | 768 |
7 | 6 | 0 | 3.9 | 635 | 771 |
8 | 7 | 0 | 4.5 | 627 | 771 |
9 | 8 | 0 | 4.9 | 610 | 768 |
10 | 9 | 0 | 5.5 | 602 | 770 |
11 | 10 | 0 | 6.0 | 597 | 765 |
12 | 5(두께 0.2 ㎜) | 0 | 9.5 | 498 | 745 |
13 | 육각 스페이서 | 1 | 13.0 | 530 | 680 |
14 | Ta | 16 | 신선 불가능 |
시험 번호 | Cu 시트의 권취 횟수(회) (Cu 시트 두께) | 단선 횟수 (회) | 거리 dB -f (㎛) | 교류 손실 (kJ/㎥) | 임계 전류 밀도(Jc) (A/㎟) |
15 | 0 | 5 | 1.5 | 2110 | 955 |
16 | 1 (0.05 ㎜) | 1 | 2.0 | 1100 | 935 |
17 | 1 (0.15 ㎜) | 0 | 4.0 | 993 | 927 |
18 | 3 (0.1 ㎜) | 0 | 9.0 | 985 | 922 |
19 | 5 (0.1 ㎜) | 0 | 22 | 680 | 910 |
20 | 4 (0.2 ㎜) | 0 | 31 | 650 | 850 |
21 | 5 (0.2 ㎜) | 0 | 40 | 630 | 832 |
22 | 7 (0.2 ㎜) | 1 | 52 | 530 | 755 |
Claims (8)
- Nb3Sn 초전도 선재를 제조할 때에 이용되고,Cu-Sn기 합금과, Cu-Sn기 합금 중에 배치되고, Nb 또는 Nb기 합금으로 이루어지는 복수개의 Nb기 필라멘트를 포함하는 초전도 코어부,상기 초전도 코어부의 외주에 배치되고, Nb로 이루어지는 확산 장벽층, 및 안정화 구리층을 포함하는 초전도 선재 제조용 전구체에 있어서,상기 확산 장벽층의 내주면으로부터 상기 초전도 코어부의 최외층부에 존재하는 Nb기 필라멘트까지의 거리를 감면 가공 후의 최종 형상에서 2 ㎛ 이상으로 설정한 것인 Nb3Sn 초전도 선재 제조용 전구체.
- 제1항에 있어서, 상기 확산 장벽층의 내주면으로부터 상기 초전도 코어부의 최외층부에 존재하는 Nb기 필라멘트까지의 거리가 10 ㎛ 이하인 Nb3Sn 초전도 선재 제조용 전구체.
- Nb3Sn 초전도 선재를 제조할 때에 이용되고,Cu 또는 Cu기 합금과, Cu 또는 Cu기 합금 중에 배치되고, Nb 또는 Nb기 합금으로 이루어지는 1개 또는 복수개의 Nb기 필라멘트 및 1개 또는 복수개의 Sn 또는 Sn기 합금 코어를 포함하는 초전도 코어부,상기 초전도 코어부의 외주에 배치되고, Nb로 이루어지는 확산 장벽층, 및 안정화 구리층을 포함하는 초전도 선재 제조용 전구체에 있어서,상기 확산 장벽층의 내주면으로부터 상기 초전도 코어부의 최외층부에 존재하는 Nb기 필라멘트까지의 거리를 감면 가공 후의 최종 형상에서 2 ㎛ 이상으로 설정한 것인 Nb3Sn 초전도 선재 제조용 전구체.
- 제3항에 있어서, 상기 확산 장벽층의 내주면으로부터 상기 초전도 코어부의 최외층부에 존재하는 Nb기 필라멘트까지의 거리가 40 ㎛ 이하인 Nb3Sn 초전도 선재 제조용 전구체.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 확산 장벽층의 내주 전체면에 배치되고, Cu 또는 Cu기 합금으로 이루어지는 층을 포함하고, 상기 거리를 2 ㎛ 이상으로 한 것인 Nb3Sn 초전도 선재 제조용 전구체.
- 제1항 내지 제5항 중 어느 한 항에 있어서, 상기 확산 장벽층의 내주면 중 상기 Nb기 필라멘트가 근접하는 위치에 배치되고, Ta 또는 Cu 혹은 Cu기 합금으로 이루어지는 층을 포함하고, 상기 거리를 2 ㎛ 이상으로 한 것인 Nb3Sn 초전도 선재 제조용 전구체.
- 제1항 내지 제6항 중 어느 한 항에 있어서, Nb기 필라멘트의 직경이 감면 가공 후의 최종 형상에서 1.5 내지 6.0 ㎛인 Nb3Sn 초전도 선재 제조용 전구체.
- 제1항 내지 제7항 중 어느 한 항에 기재된 Nb3Sn 초전도 선재 제조용 전구체에 대해, Nb3Sn 생성 열처리가 실시되고, Nb3Sn계 초전도상이 형성되어 이루어지는 것을 특징으로 하는 Nb3Sn 초전도 선재.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006046742A JP4227143B2 (ja) | 2006-02-23 | 2006-02-23 | Nb3Sn超電導線材およびそのための前駆体 |
JPJP-P-2006-00046742 | 2006-02-23 |
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KR20080088650A true KR20080088650A (ko) | 2008-10-02 |
KR100970813B1 KR100970813B1 (ko) | 2010-07-16 |
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KR1020087020541A KR100970813B1 (ko) | 2006-02-23 | 2007-02-20 | Nb3Sn 초전도 선재 제조용 전구체 및 Nb3Sn 초전도선재 |
Country Status (6)
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EP (1) | EP2006863B1 (ko) |
JP (1) | JP4227143B2 (ko) |
KR (1) | KR100970813B1 (ko) |
CN (1) | CN101390175B (ko) |
AT (1) | ATE541321T1 (ko) |
WO (1) | WO2007099820A1 (ko) |
Families Citing this family (7)
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JP2010129453A (ja) * | 2008-11-28 | 2010-06-10 | Kobe Steel Ltd | ブロンズ法Nb3Sn超電導線材 |
CN102082009B (zh) * | 2010-12-28 | 2012-05-30 | 西部超导材料科技有限公司 | 一种青铜法Nb3Sn超导线材的制备工艺 |
CN106170464B (zh) * | 2014-02-18 | 2020-07-28 | 俄亥俄州立大学 | 超导线及其制备方法 |
US10573435B2 (en) * | 2016-01-29 | 2020-02-25 | Bruker Ost Llc | Method for producing a multifilament Nb3Sn superconducting wire |
CN110580984B (zh) * | 2018-06-11 | 2021-08-03 | 西部超导材料科技股份有限公司 | 一种覆铜加工青铜/Nb复合棒的制备方法 |
EP3859754A4 (en) * | 2018-09-28 | 2022-11-02 | Furukawa Electric Co., Ltd. | COMPOSITE SUPERCONDUCTIVE TWISTED WIRE AND REWINDING METHOD FOR COMPOSITE SUPERCONDUCTIVE TWISTED WIRE |
CN111105901B (zh) * | 2019-12-23 | 2022-03-08 | 福建师范大学 | 一种改良型青铜法Nb3Sn超导线材的制备方法 |
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JPS5424109B2 (ko) | 1973-02-27 | 1979-08-18 | ||
DE2835974B2 (de) * | 1977-09-12 | 1981-07-09 | Airco, Inc., Montvale, N.J. | Verfahren zur Herstellung eines zusammengesetzten vieladrigen Supraleiters |
JPS60253114A (ja) | 1984-05-29 | 1985-12-13 | 昭和電線電纜株式会社 | Nb↓3Sn超電導線の製造方法 |
US4973365A (en) * | 1989-06-06 | 1990-11-27 | Advanced Superconductors, Inc. | Process for producing monocore precursor Nb3 Sn superconductor wire |
JP2749652B2 (ja) * | 1989-08-09 | 1998-05-13 | 古河電気工業株式会社 | 超電導線 |
KR950013672B1 (ko) * | 1992-09-14 | 1995-11-13 | 노해도 | 운동장 선 구획기 |
JPH08287752A (ja) * | 1995-04-11 | 1996-11-01 | Japan Atom Energy Res Inst | 超電導線材の製造方法 |
JPH09245539A (ja) * | 1996-03-11 | 1997-09-19 | Furukawa Electric Co Ltd:The | 超電導線 |
JP2002117734A (ja) * | 2000-10-05 | 2002-04-19 | Mitsubishi Electric Corp | 化合物超電導線材およびその製造方法 |
US7216418B2 (en) * | 2003-10-23 | 2007-05-15 | Oxford Superconducting Technology | Method for using divider rods for separating superconducting regions in fine filament internal tin wire |
JP2006032190A (ja) * | 2004-07-20 | 2006-02-02 | Mitsubishi Electric Corp | Nb−Sn化合物系超電導線及びその前駆体 |
JP2006046742A (ja) | 2004-08-03 | 2006-02-16 | Matsushita Electric Ind Co Ltd | 冷蔵庫の扉装置 |
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2006
- 2006-02-23 JP JP2006046742A patent/JP4227143B2/ja not_active Expired - Fee Related
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2007
- 2007-02-20 AT AT07714615T patent/ATE541321T1/de active
- 2007-02-20 WO PCT/JP2007/053115 patent/WO2007099820A1/ja active Application Filing
- 2007-02-20 CN CN2007800065146A patent/CN101390175B/zh not_active Expired - Fee Related
- 2007-02-20 EP EP07714615A patent/EP2006863B1/en not_active Not-in-force
- 2007-02-20 KR KR1020087020541A patent/KR100970813B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
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WO2007099820A1 (ja) | 2007-09-07 |
JP2007227148A (ja) | 2007-09-06 |
CN101390175B (zh) | 2011-12-14 |
ATE541321T1 (de) | 2012-01-15 |
CN101390175A (zh) | 2009-03-18 |
EP2006863A4 (en) | 2010-10-27 |
JP4227143B2 (ja) | 2009-02-18 |
EP2006863A1 (en) | 2008-12-24 |
KR100970813B1 (ko) | 2010-07-16 |
EP2006863B1 (en) | 2012-01-11 |
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