JP6197026B2 - 高いc軸強度を有する幅広の電気伝導体 - Google Patents
高いc軸強度を有する幅広の電気伝導体 Download PDFInfo
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/0436—Passive magnetic bearings with a conductor on one part movable with respect to a magnetic field, e.g. a body of copper on one part and a permanent magnet on the other part
- F16C32/0438—Passive magnetic bearings with a conductor on one part movable with respect to a magnetic field, e.g. a body of copper on one part and a permanent magnet on the other part with a superconducting body, e.g. a body made of high temperature superconducting material such as YBaCuO
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/24—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K55/00—Dynamo-electric machines having windings operating at cryogenic temperatures
- H02K55/02—Dynamo-electric machines having windings operating at cryogenic temperatures of the synchronous type
- H02K55/04—Dynamo-electric machines having windings operating at cryogenic temperatures of the synchronous type with rotating field windings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1892—Generators with parts oscillating or vibrating about an axis
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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
- H10N60/20—Permanent superconducting devices
- H10N60/202—Permanent superconducting devices comprising metal borides, e.g. MgB2
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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
- H10N60/20—Permanent superconducting devices
- H10N60/203—Permanent superconducting devices comprising high-Tc ceramic materials
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
- H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
- H02K7/1838—Generators mounted in a nacelle or similar structure of a horizontal axis wind turbine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S336/00—Inductor devices
- Y10S336/01—Superconductive
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Superconductive Dynamoelectric Machines (AREA)
- Windings For Motors And Generators (AREA)
Description
Claims (16)
- 回転機械用の積層電気伝導体であって、
第1支持薄層と、第2支持薄層と、前記第1支持薄層と前記第2支持薄層との間に配置された高温超伝導体を含む単一のインサートであって、前記第1支持薄層及び前記第2支持薄層に対して積層した状態で配置される前記単一のインサートと、前記インサートを囲むとともに、前記インサートを前記第1支持薄層及び前記第2支持薄層のそれぞれに接合する充填材と、を備え、
前記インサートの位置に対応する前記第1支持薄層と前記第2支持薄層との間の位置において、前記インサートの各側部における前記充填材の幅寸法は該積層電気伝導体の幅寸法の少なくとも12.5パーセントであり、
前記第1支持薄層に垂直な軸に沿った該積層電気伝導体の引張り強度が確実に少なくとも21MPaであり、
前記「確実に少なくとも21MPa」という表現は、前記第1支持薄層に垂直な軸に沿った引張り試験データを有する伝導体において、99.7パーセントの引張り試験データが引張り試験データの平均値から3標準偏差以内であり、かつ、引張り試験データの平均値と引張り試験データの3標準偏差との差が少なくとも21MPaであることを意味する積層電気伝導体。 - 前記充填材はハンダである請求項1に記載の積層電気伝導体。
- 前記第1支持薄層及び前記第2支持薄層の少なくとも一方は電気伝導性材料から形成される請求項1に記載の積層電気伝導体。
- 前記第1支持薄層は前記第2支持薄層とは異なる材料で形成される請求項1に記載の積層電気伝導体。
- 前記第1支持薄層と前記第2支持薄層との間に配置される高温超伝導体を含む第2インサートをさらに備え、当該第2インサートは、前記第1支持薄層、前記第2支持薄層、及び前記単一のインサートに対して積層した状態で配置される請求項1に記載の積層電気伝導体。
- 前記第1支持薄層及び前記第2支持薄層の少なくとも一方は少なくとも12mmの幅を有し、かつ、前記インサートは少なくとも9mmの幅を有する請求項1に記載の積層電気伝導体。
- 前記第1支持薄層及び前記第2支持薄層の少なくとも一方は少なくとも16mmの幅を有し、かつ、前記インサートは少なくとも11.8mmの幅を有する請求項1に記載の積層電気伝導体。
- 回転機械用のコイル巻線であって、当該コイル巻線は単一の積層電気伝導体を備え、当該積層電気伝導体は、
伝導体の幅に対応する方向に延びるB軸と、当該B軸に直交するC軸であって、伝導体の厚さに対応する方向に延びる前記C軸とによって定義される断面と、
第1支持薄層と、
第2支持薄層と、
前記第1支持薄層と前記第2支持薄層との間に配置される高温超伝導体を含む単一のインサートであって、前記第1支持薄層及び前記第2支持薄層に対して積層した状態で配置される前記単一のインサートと、
前記インサートを囲むとともに、前記インサートを前記第1支持薄層及び前記第2支持薄層のそれぞれに接合させる充填材と、を備え、
前記インサートの位置に対応する前記第1支持薄層と前記第2支持薄層との間の位置において、前記インサートの各側部における前記充填材の幅寸法は前記積層電気伝導体の幅寸法の少なくとも12.5パーセントであり、
前記積層電気伝導体の前記C軸の引張り強度が確実に少なくとも21MPaであり、
前記「確実に少なくとも21MPa」という表現は、C軸引張り試験データを有する伝導体において、99.7パーセントのC軸引張り試験データがC軸引張り試験データの平均値から3標準偏差以内であり、かつ、C軸引張り試験データの平均値とC軸引張り試験データの3標準偏差との差が少なくとも21MPaであることを意味するコイル巻線。 - 前記積層電気伝導体は前記B軸と平行な巻回軸線の周りに巻かれている請求項8に記載のコイル巻線。
- 各ロータ巻線の巻回軸線に沿った寸法は前記積層電気伝導体の前記B軸における寸法と同じである請求項8に記載のコイル巻線。
- 前記積層電気伝導体は一巻きあたり少なくとも600アンペアを送電するために構成されている請求項8に記載のコイル巻線。
- 複数の巻きの前記積層電気伝導体を備え、前記積層電気伝導体の各巻きはエポキシ樹脂を用いて他の残りの巻きに固定される請求項8に記載のコイル巻線。
- 前記積層電気伝導体の前記C軸の引張り強度が確実にエポキシ樹脂の引張り強度よりも大きく、
前記「確実にエポキシ樹脂の引張り強度よりも大きく」という表現は、C軸引張り試験データを有する伝導体において、99.7パーセントのC軸引張り試験データがC軸引張り試験データの平均値から3標準偏差以内であり、かつ、C軸引張り試験データの平均値とC軸引張り試験データの3標準偏差との差がエポキシ樹脂の引張り強度よりも大きいことを意味する請求項12に記載のコイル巻線。 - 前記コイル巻線は鞍型コイル巻線で形成される請求項8に記載のコイル巻線。
- 前記巻線は前記C軸方向に積層され、前記B軸方向に単一の厚さを有するように軸周りに巻かれた単一の伝導体から形成されている請求項8に記載のコイル巻線。
- 前記第1支持薄層と前記第2支持薄層との間に配置される高温超伝導体を含む第2インサートをさらに備え、当該第2インサートは、前記第1支持薄層、前記第2支持薄層、及び前記単一のインサートに対して積層した状態で配置される請求項8に記載のコイル巻線。
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US13/435,156 | 2012-03-30 | ||
US13/435,156 US8791052B2 (en) | 2012-03-30 | 2012-03-30 | Wide electrical conductor having high C-axis strength |
PCT/US2013/034059 WO2013148811A2 (en) | 2012-03-30 | 2013-03-27 | Wide electrical conductor having high c-axis strength |
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JP2015515847A5 JP2015515847A5 (ja) | 2015-11-26 |
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EP (1) | EP2831987B1 (ja) |
JP (1) | JP6197026B2 (ja) |
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US10804010B2 (en) | 2017-05-12 | 2020-10-13 | American Superconductor Corporation | High temperature superconducting wires having increased engineering current densities |
US10601299B2 (en) * | 2017-09-07 | 2020-03-24 | American Superconductor Corporation | High temperature superconductor generator with increased rotational inertia |
US10669001B2 (en) | 2017-12-11 | 2020-06-02 | American Superconductor Corporation | Hybrid electrical and mechanical propulsion and energy system for a ship |
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EP0092228B1 (en) | 1982-04-19 | 1988-01-20 | Nissan Motor Co., Ltd. | Method and apparatus for controlling reduction ratio of continuously variable transmission |
US5777420A (en) | 1996-07-16 | 1998-07-07 | American Superconductor Corporation | Superconducting synchronous motor construction |
US6444917B1 (en) * | 1999-07-23 | 2002-09-03 | American Superconductor Corporation | Encapsulated ceramic superconductors |
AU2001260972A1 (en) | 2000-01-20 | 2001-08-07 | American Superconductor Corporation | Pre-treatments for the encapsulation of superconducting composites |
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US7816303B2 (en) * | 2004-10-01 | 2010-10-19 | American Superconductor Corporation | Architecture for high temperature superconductor wire |
CA2658009C (en) * | 2006-07-21 | 2013-05-14 | American Superconductor Corporation | High-current, compact flexible conductors containing high temperature superconducting tapes |
JP4864785B2 (ja) | 2007-03-27 | 2012-02-01 | 株式会社東芝 | 高温超電導線材、高温超電導コイルおよびその製造方法 |
DE112008000039T5 (de) * | 2007-08-14 | 2010-03-04 | Sumitomo Electric Industries, Ltd. | Supraleitendes Band und Verfahren zu dessen Herstellung |
JP5525876B2 (ja) * | 2010-03-17 | 2014-06-18 | 株式会社東芝 | 絶縁被覆酸化物超電導線材および樹脂含浸超電導コイル |
US8886266B2 (en) * | 2010-06-21 | 2014-11-11 | Sumitomo Electric Industries, Ltd. | Superconducting coil, rotating device, and superconducting coil manufacturing method |
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US8791052B2 (en) | 2014-07-29 |
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WO2013148811A3 (en) | 2014-10-16 |
WO2013148811A2 (en) | 2013-10-03 |
KR20150003227A (ko) | 2015-01-08 |
US20130261000A1 (en) | 2013-10-03 |
ES2661036T3 (es) | 2018-03-27 |
EP2831987A2 (en) | 2015-02-04 |
KR101641013B1 (ko) | 2016-07-19 |
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