WO2013055009A1 - 초전도 회전기용 회전자 - Google Patents
초전도 회전기용 회전자 Download PDFInfo
- Publication number
- WO2013055009A1 WO2013055009A1 PCT/KR2012/005024 KR2012005024W WO2013055009A1 WO 2013055009 A1 WO2013055009 A1 WO 2013055009A1 KR 2012005024 W KR2012005024 W KR 2012005024W WO 2013055009 A1 WO2013055009 A1 WO 2013055009A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rotor
- superconducting
- bobbin
- yoke
- receiving portion
- Prior art date
Links
Images
Classifications
-
- 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
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
-
- 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
Definitions
- the present invention relates to a superconducting rotator, and more particularly, to a rotor for a superconducting rotator, which allows the superconducting coil to continuously maintain a cryogenic state by blocking heat from penetrating into the superconducting coil by conduction.
- the electric device using the superconducting phenomenon there is a superconducting rotor, that is, a superconducting motor and a superconducting generator.
- the superconducting rotator is provided with a superconducting coil on the rotor, thereby minimizing electric loss due to the absence of electrical resistance due to the superconducting phenomenon from the superconducting coil.
- the rotor heat of the superconducting rotor is particularly difficult to maintain the cryogenic state for the superconducting phenomenon due to the superconducting coil provided in the rotor, so that the superconducting phenomenon cannot be made smoothly, resulting in a decrease in the efficiency of the superconducting rotor. There was a problem.
- the above technique that is, a technique of blocking heat penetration into the superconducting coil as a radiation shielding film, was able to partially block heat penetration into the superconducting coil, but only thermal penetration by radiation was prevented. Since it could not be blocked, there was a problem that the effect of blocking heat penetration into the superconducting coil did not meet expectations.
- the present invention has been proposed in view of the above circumstances, and provides a rotor for a superconducting rotor that allows the superconducting coil to continuously maintain the cryogenic state by blocking heat from penetrating into the superconducting coil by conduction during operation.
- the purpose is to.
- It comprises a superconducting coil coupled to the bobbin,
- the yoke and the bobbin is coupled between the spacing holding member made of high-strength fiber is characterized in that the bobbin is supported by the spacing holding space from the inner surface and the bottom surface of the receiving portion.
- the receiving portion of the yoke is characterized in that it is in the form of a recessed groove compared to other parts.
- the upper surface of the bobbin is characterized in that the projecting jaw is formed.
- the spacing is characterized in that coupled between the inner surface of the receiving portion of the yoke and the outer surface of the bobbin.
- the high-strength fibers constituting the spacing is characterized in that the Kevlar.
- the rotor for the superconducting rotor according to the present invention is that the superconducting coil is located on the bobbin supported by the spacer holding the high-strength fiber, the thermal conductivity is extremely low due to the material properties of the spacer holding heat transfer from the yoke to the bobbin. Since it is blocked, it is possible to block heat from penetrating into the superconducting coil by conduction, so that the superconducting coil can continuously maintain the cryogenic state.
- FIG. 1 is a perspective view showing the outer appearance of a rotor for a superconducting rotor according to the present invention
- FIG. 2 is a cross-sectional view for explaining the structure of a rotor for a superconducting rotor according to the present invention.
- Figure 3 is an exploded perspective view for explaining the support of the bobbin through the spacing in the rotor for the superconducting rotor according to the invention
- the rotor A for the superconducting rotor according to the present invention includes a yoke 10, a bobbin 20, a superconducting coil 30, and a spacer 40. .
- the yoke 10 is provided with a receiving portion 11 is continuous to the outer peripheral surface.
- the receiving portion 11 is preferably in the form of a recessed groove compared to other parts.
- the accommodating part 11 of the yoke 10 Since the accommodating part 11 of the yoke 10 has a recessed shape compared to other parts, the accommodating part 11 forms a space having a predetermined height, so that the bobbin 20 can be accommodated inside the accommodating part 11. Will be.
- the bobbin 20 is to be accommodated in each receiving portion 11 of the yoke 10.
- the protruding jaw 21 is formed on the upper surface of the bobbin 20.
- Protruding jaw 21 is formed on the upper surface of the bobbin 20, so that the superconducting coil 30 is inserted around the protruding jaw 21, so that the superconducting coil 30 can be easily coupled onto the bobbin 20. Will be.
- the superconducting coil 30 is coupled to the bobbin 20.
- the superconducting coil 30 is made of a superconducting material, any of ordinary things may be used, and thus, detailed description thereof will be omitted.
- the spacer 40 is coupled between the yoke 10 and the bobbin 20, and is made of a high strength fiber.
- Such a spacing holder 40 is coupled between the yoke 10 and the bobbin 20, but is preferably coupled between the inner surface of the receiving portion 11 of the yoke 10 and the outer surface of the bobbin 20. Do.
- the gap retainer 40 is coupled between the inner surface of the receiving portion 11 of the yoke 10 and the outer surface of the bobbin 20 on all sides, so that the bobbin 20 is spaced apart from the inner surface of the receiving portion 11 and the bottom surface. It can be supported.
- the coupling of the spacer 40 is formed with holes (12, 22) on each of the inner surface of the receiving portion 11 and the bobbin 20 of the yoke 10, the spacing in the holes (12, 22) Both ends of the holder 40 can be made by inserting, respectively.
- the spacer 40 may be any high strength fiber, and may be a kevlar.
- Kevlar is much larger in tensile strength than steel, but the thermal conductivity is only 0.04, which is 1500 times lower than that of steel, so that the support of the bobbin 20 can be made firm, as well as the bobbin 20 supported state. May block the conduction of heat from the yoke 10.
- the superconducting coil 30 is coupled to the upper surface of the bobbin 20.
- each receiving portion 11 of the yoke 10 is a gap coupled between the outer surface of the four sides and the inner surface of the receiving portion 11 of the yoke 10 as shown in FIG.
- the holder 40 is supported at intervals from the inner surface and the bottom surface of the receiving portion 11.
- the yoke 10 generates heat during the operation of the superconducting rotator (not shown).
- heat from the yoke 10 may be transferred to the bobbin 20 by conduction, and as a result, heat may penetrate into the superconducting coil 30.
- the bobbin 20 is spaced apart from the inner surface and the bottom surface of the receiving portion 11 of the yoke 10 by the support of the spacing holder 40 so that the yoke 10 and the bobbin 20 are spaced apart from each other. It is connected only through the holding tool 40, the heat retaining zone 40, that is, the heat transfer from the yoke 10 to the bobbin 20 is blocked by the property of the high-strength fibers of extremely low thermal conductivity As a result, it is possible to block the penetration of heat into the superconducting coil 30 by conduction, so that the superconducting coil 30 located on the bobbin 20 can continuously maintain the initial cryogenic state.
- the superconducting coil 30 is located in the bobbin 20 is supported by the spacing holder 40 made of a high-strength fiber, the spacing maintenance Since the thermal conductivity of the sphere 40 is extremely low, the heat from the yoke 10 is blocked from being transferred to the bobbin 20 by conduction, thereby preventing heat from penetrating into the superconducting coil 30 by conduction.
- the coil 30 is able to continuously maintain the cryogenic state.
- the present invention can be effectively applied to the rotor for the superconducting rotor to allow the superconducting coil to continuously maintain the cryogenic state by blocking the heat penetration into the superconducting coil by conduction during operation.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Superconductive Dynamoelectric Machines (AREA)
Abstract
Description
Claims (5)
- 외주면에 연속되는 수용부가 마련된 요크와,상기 요크의 각 수용부에 수용되는 보빈과,상기 보빈에 결합되는 초전도코일을 포함하여 이루어지고,상기 요크와 보빈 사이에 고강도 섬유로 이루어진 간격유지구가 결합되어 간격유지구에 의해 보빈이 수용부 내면과 바닥면으로부터 간격을 두고 지지되는 것을 특징으로 하는 초전도 회전기용 회전자.
- 제1항에 있어서,상기 요크의 수용부는 타 부위에 비해 함몰된 홈 형태로 되는 것을 특징으로 하는 초전도 회전기용 회전자.
- 제1항에 있어서,상기 보빈의 상면에 돌출턱이 형성되는 것을 특징으로 하는 초전도 회전기용 회전자.
- 제1항에 있어서,상기 간격유지구는 요크의 수용부 사방 내면과 보빈의 사방 외면 사이에 결합되는 것을 특징으로 하는 초전도 회전기용 회전자.
- 제4항에 있어서,상기 간격유지구를 이루는 고강도 섬유는 케블러인 것을 특징으로 하는 초전도 회전기용 회전자.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112012003982.3T DE112012003982T5 (de) | 2011-10-13 | 2012-06-26 | Rotor supraleitender rotierender Maschinen |
CN201280032084.6A CN103650307A (zh) | 2011-10-13 | 2012-06-26 | 超导旋转电机用转子 |
US14/128,076 US20140217850A1 (en) | 2011-10-13 | 2012-06-26 | Rotor of superconducting rotating machines |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110104849A KR101252266B1 (ko) | 2011-10-13 | 2011-10-13 | 초전도 회전기용 회전자 |
KR10-2011-0104849 | 2011-10-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013055009A1 true WO2013055009A1 (ko) | 2013-04-18 |
Family
ID=48082035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2012/005024 WO2013055009A1 (ko) | 2011-10-13 | 2012-06-26 | 초전도 회전기용 회전자 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20140217850A1 (ko) |
KR (1) | KR101252266B1 (ko) |
CN (1) | CN103650307A (ko) |
DE (1) | DE112012003982T5 (ko) |
WO (1) | WO2013055009A1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3883834A (en) * | 1973-12-13 | 1975-05-13 | Gen Electric | Ballast transformer with heat dissipating device |
JPS57166840A (en) * | 1981-04-02 | 1982-10-14 | Mitsubishi Electric Corp | Rotor for superconductive rotary electric machine |
KR20030011683A (ko) * | 2001-07-31 | 2003-02-11 | 제너럴 일렉트릭 캄파니 | 동기 기계의 로터 및 초전도 코일 권선 지지 방법 |
KR20110043086A (ko) * | 2009-10-21 | 2011-04-27 | 두산중공업 주식회사 | 초전도 코일 보빈 및 초전도 코일 보빈 블록 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2925405B2 (ja) * | 1992-07-20 | 1999-07-28 | 富士電機株式会社 | 超電導コイル装置 |
US5532663A (en) * | 1995-03-13 | 1996-07-02 | General Electric Company | Support structure for a superconducting coil |
JP2738824B2 (ja) * | 1995-05-26 | 1998-04-08 | 三菱電機株式会社 | 超電導マグネット |
CN1264209A (zh) * | 1999-02-13 | 2000-08-23 | 美国超导体公司 | 超导电机的结构 |
US6700274B2 (en) * | 2001-07-19 | 2004-03-02 | American Superconductor Corporation | Torque transmission assembly for use in superconducting rotating machines |
US6794792B2 (en) * | 2002-11-13 | 2004-09-21 | General Electric Company | Cold structural enclosure for multi-pole rotor having super-conducting field coil windings. |
KR100723236B1 (ko) * | 2006-02-13 | 2007-05-29 | 두산중공업 주식회사 | 개선된 냉각성능을 가지는 초전도 코일 조립체 |
US20130002083A1 (en) * | 2007-10-25 | 2013-01-03 | Ge Energy Power Conversion Technology Ltd. | Rotor or a stator for a superconducting electrical machine |
GB2454008B (en) * | 2007-10-25 | 2012-05-02 | Converteam Technology Ltd | A rotor or a stator for a superconducting electrical machine |
-
2011
- 2011-10-13 KR KR1020110104849A patent/KR101252266B1/ko not_active IP Right Cessation
-
2012
- 2012-06-26 DE DE112012003982.3T patent/DE112012003982T5/de not_active Withdrawn
- 2012-06-26 US US14/128,076 patent/US20140217850A1/en not_active Abandoned
- 2012-06-26 CN CN201280032084.6A patent/CN103650307A/zh active Pending
- 2012-06-26 WO PCT/KR2012/005024 patent/WO2013055009A1/ko active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3883834A (en) * | 1973-12-13 | 1975-05-13 | Gen Electric | Ballast transformer with heat dissipating device |
JPS57166840A (en) * | 1981-04-02 | 1982-10-14 | Mitsubishi Electric Corp | Rotor for superconductive rotary electric machine |
KR20030011683A (ko) * | 2001-07-31 | 2003-02-11 | 제너럴 일렉트릭 캄파니 | 동기 기계의 로터 및 초전도 코일 권선 지지 방법 |
KR20110043086A (ko) * | 2009-10-21 | 2011-04-27 | 두산중공업 주식회사 | 초전도 코일 보빈 및 초전도 코일 보빈 블록 |
Also Published As
Publication number | Publication date |
---|---|
DE112012003982T5 (de) | 2014-08-21 |
US20140217850A1 (en) | 2014-08-07 |
CN103650307A (zh) | 2014-03-19 |
KR101252266B1 (ko) | 2013-04-08 |
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