WO2015121507A2 - Cryostat, véhicule de transport à sustentation magnétique et système de transport à sustentation magnétique associés - Google Patents
Cryostat, véhicule de transport à sustentation magnétique et système de transport à sustentation magnétique associés Download PDFInfo
- Publication number
- WO2015121507A2 WO2015121507A2 PCT/EP2015/062723 EP2015062723W WO2015121507A2 WO 2015121507 A2 WO2015121507 A2 WO 2015121507A2 EP 2015062723 W EP2015062723 W EP 2015062723W WO 2015121507 A2 WO2015121507 A2 WO 2015121507A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cryostat
- superconducting
- magnetic
- superconducting element
- elements
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L13/00—Electric propulsion for monorail vehicles, suspension vehicles or rack railways; Magnetic suspension or levitation for vehicles
- B60L13/04—Magnetic suspension or levitation for vehicles
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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
- F16C37/00—Cooling of bearings
- F16C37/005—Cooling of bearings of magnetic bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C3/00—Vessels not under pressure
- F17C3/02—Vessels not under pressure with provision for thermal insulation
- F17C3/08—Vessels not under pressure with provision for thermal insulation by vacuum spaces, e.g. Dewar flask
- F17C3/085—Cryostats
-
- 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
- F16C2326/00—Articles relating to transporting
- F16C2326/10—Railway vehicles
-
- 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
Definitions
- the present invention relates to a cryostat intended to be integrated in a magnetic levitation transport system, the cryostat comprising at least one superconducting element and an envelope inside which each superconducting element is arranged, the cryostat being adapted to maintain each element superconductor at a desired temperature and the envelope extending along a longitudinal axis.
- the present invention also relates to a magnetically levitated transport vehicle comprising such a cryostat and a magnetically levitated transport system comprising such a vehicle.
- the magnetic levitation means In the field of magnetic levitation transport systems, it is known to use a vehicle with magnetic levitation comprising magnetic levitation means capable of interacting with a magnetic path, in order to keep the vehicle levitated above the track.
- the magnetic levitation means generally comprise cryostats, within which are disposed at least one superconducting element and a heat transfer fluid for cooling and maintaining at a desired temperature each superconducting element. It is the interaction between each superconducting element and the magnetic path that induces a magnetic levitation force exerted between the track and each superconducting element and causing the vehicle to lift above the magnetic track.
- Such a superconducting element is, for example, described in EP 1 390 992 B1, which has superconducting magnesium diboride-based elements suitable for use in levitating systems.
- the induced levitation force when such a superconducting element is positioned above a magnetic path, that is to say immersed in a magnetic induction field, is limited and insufficient to maintain a lift. vehicle such as a railway vehicle.
- cryostats comprising a plurality of superconducting elements, so that the cryostats are capable of inducing a levitation force sufficient to allow levitation or levitation of the railway vehicle.
- cryostats are expensive and induce, when they are arranged above the magnetic path, a levitation force limited in size.
- the object of the invention is therefore to propose a cryostat integrating superconducting elements whose manufacturing cost is reduced and which is capable of inducing, when it interacts with a magnetic induction field, an optimized levitation force, in particular relatively at its height.
- the invention relates to a cryostat of the aforementioned type, characterized in that the length of each superconducting element along the longitudinal axis is between 30% and 100% of the length of the envelope, and in that each superconducting element is a massive element of superconducting material.
- each superconducting element has a substantial length, compared to the size of the cryostat, makes it possible to minimize the number of superconducting elements disposed in the envelope of the cryostat, while optimizing the lift force to be induced by the cryostat.
- such a cryostat further comprises one or more of the following characteristics, taken alone or in any technically permissible combination:
- each superconducting element is based on magnesium diboride
- each superconductive element has, in a horizontal sectional plane perpendicular to a vertical axis of the cryostat, a horizontal section in the form of a perforated surface;
- the horizontal section has an area of between 2% and 75%, preferably between 5% and 30%, of the area of the total surface delimited by an outer contour of the horizontal section;
- the horizontal section has an outer contour and an inner contour of generally rectangular or elliptical shape
- the superconducting element or elements occupy, along a transverse axis of the cryostat, perpendicular to the longitudinal axis, between 60% and 100% of the width of the envelope 34;
- the length of the envelope is between 30 cm and 3 m, preferably between 40 cm and 150 cm.
- the subject of the invention is also a magnetically levitated transport vehicle comprising at least one cryostat as defined above, the cryostat being intended to be positioned opposite a magnetic path over which the vehicle is able to move.
- the invention further relates to a magnetically levitated transport system comprising a magnetic path comprising permanent magnets and a plurality of distinct ferromagnetic elements, each ferromagnetic element defining a north or south magnetic pole, and a levitation vehicle.
- magnetic device characterized in that the magnetic levitation vehicle is as defined above, and in that each cryostat is capable of interacting with a magnetic induction field generated by the magnetic path.
- the number of superconducting elements of each cryostat is equal to the number of ferromagnetic elements between two permanent magnets in a cross sectional plane perpendicular to the magnetic path.
- FIG. 1 is a partial schematic representation of a magnetically levitated transport system according to the invention, comprising a magnetic pathway and a magnetic levitation vehicle equipped with a cryostat, in a first plane of transverse section P1 perpendicular to the magnetic path passing through an extremal face of superconductors integrated in the cryostat along a longitudinal axis X;
- FIG. 2 is a schematic representation of the cryostat of FIG. 1 along a second transverse cross sectional plane P2 passing through a geometric center of the cryostat;
- FIG. 3 is a schematic representation of the cryostat of Figures 1 and 2 according to a horizontal sectional plane P3 parallel to the magnetic path.
- the magnetically levitated transport system 10 shown in FIG. 1 comprises a magnetic path 12 and a vehicle 14 with magnetic levitation.
- the rail 16 comprises a plurality of permanent magnets 18, as well as external ferromagnetic elements 20 and internal ferromagnetic elements 22 magnetized by the permanent magnets 18.
- the rail 16 is in the Halbach configuration and is composed, along a transverse axis Y perpendicular to the track 12, of an alternation of permanent magnets 18 and external ferromagnetic elements 20 and / or or internal 22.
- polarization arrows 24 are represented on the permanent magnets 18 and indicate the axis of South / North polarity of the permanent magnets 18, that is to say the polarization of the permanent magnets 18.
- the permanent magnets 18 generate a magnetic induction field B1, not shown, also called the magnetic induction field of the rail 16.
- the external ferromagnetic elements 20 are positioned on outer edges 25A, 25B of the rail 16.
- the internal ferromagnetic elements 22 are positioned between the outer edges 25A, 25B.
- the internal ferromagnetic elements 22 are each included, along the transverse axis Y, between two permanent magnets 18. More specifically, the internal ferromagnetic elements 22 are each sandwiched between two permanent magnets 18.
- the internal ferromagnetic elements 22 each further rest, along a vertical axis Z perpendicular to the magnetic path 12 and to the transverse axis Y, on a permanent magnet 18.
- the external and internal ferromagnetic elements 20 are arranged in the upper part of the rail 16, facing the vehicle 14.
- the external and internal ferromagnetic elements 20 are made of ferromagnetic material, for example steel, and form either a North pole or a South pole, depending on the polarity of the permanent magnets 18 which are contiguous to them.
- each ferromagnetic element 20, 22 forms a North Pole, when the polarization arrows 24 of the permanent magnet (s) 18 contiguous to the ferromagnetic element point towards the ferromagnetic element 20, 22.
- each ferromagnetic element 20, 22 forms a south pole, when the polarization arrows 24 of the permanent magnet or magnets 18 contiguous to the ferromagnetic element 20, 22 point in a direction opposite to that of the ferromagnetic element 20, 22.
- the external and internal ferromagnetic elements 20 enable the magnetic induction field B1 to be guided towards the upper surface of the rail 16 and the vehicle 14, so that the vehicle 14 can interact with the magnetic induction field B1.
- the vehicle with magnetic levitation 14 comprises a train 26 and a cryostat 28, arranged at the bottom of the train 26, so as to be positioned facing the magnetic track 12 and more precisely the rail 16.
- the vehicle 14 comprises several reams 26 each provided with at least two cryostats 28, with each cryostat 28 which is opposite one of the rails 16 of the magnetic path 12.
- the train 26 comprises a cooling system 30 of the cryostat 28, adapted to refrigerate a heat transfer fluid C circulating in the cryostat 28.
- the cooling system 30 is, for example, adapted to maintain the heat transfer fluid C at a desired temperature, for example of the order of 30 Kelvin (K).
- the cryostat 28 comprises a housing 32, an envelope 34 and two superconducting elements 36 included in the housing 32.
- the envelope 34 is an inner envelope and contains the superconducting elements 36 and the heat transfer fluid C.
- cryostat 28 is adapted to maintain each superconductor 36 at the desired temperature using the heat transfer fluid C.
- the cryostat 28 comprises a thermal insulator 38 disposed between the housing 32 and the envelope 34.
- the cryostat 28 is mechanically integral with the train 26.
- the casing 34 is supplied with heat transfer fluid C, which is for example liquid helium, by means of the cooling system 30 and via tubes 40 for circulating heat transfer fluid C.
- heat transfer fluid C which is for example liquid helium
- the casing 34 extends along a longitudinal axis X, perpendicular to the first transverse section plane P1 and parallel to the magnetic channel 12.
- the casing 34 has a length L1, measured along the longitudinal axis X, for example between 30 cm and 3 m, preferably between 40 cm and 150 cm.
- the width W1 of the envelope 34, measured along the transverse axis Y is of the order of the width of the rail 16, for example between 15 cm and 40 cm.
- Each superconducting element 36 is arranged at the bottom of the envelope 34 and is intended to be positioned above the rail 16.
- the number of superconducting elements 36 is advantageously equal to the number of internal ferromagnetic elements 22.
- Each superconducting element 36 is disposed facing one of the internal ferromagnetic elements 22 between two permanent magnets 18 in the transverse section plane P1, and is advantageously centered on the corresponding inner ferromagnetic element 22 along the transverse axis Y.
- the length L2 of each superconducting element 36 is between 30% and 100% of the length L1 of the envelope 34.
- the length L2 of each element superconductor 36 is of the order of 90% of the length L1 of the envelope 34.
- each superconducting element 36 has a height H2, measured along the vertical axis Z, of between 0.3 cm and 15 cm, preferably between 0.5 cm and 5 cm.
- the width W2 of each superconducting element 36, measured along the transverse axis Y, is between 30% and 50% of the width W1 of the envelope 34, and the superconducting elements 36 occupy, along the transverse axis Y between 60% and 100% of the width of the envelope 34.
- Each superconducting element 36 is based on magnesium diboride (MgB 2) and is advantageously a solid magnesium diboride element.
- solid element diboride magnesium is meant a structurally monoblock component, not associated with a support medium, and consisting essentially of magnesium diboride, that is to say for example, more than 95% of magnesium diboride .
- each superconducting element 36 is in a superconducting material other than diboride magnesium such as a member of the cuprate or pnicture family.
- each superconducting element 36 is a solid element of superconducting material.
- Each superconducting element 36 is, for example, obtained from a mold inside which a magnesium diboride powder is compacted and then heated.
- Superconductive element manufacturing methods are described, for example, in US Pat. No. 7,569,520 or US 2007/0123427.
- each superconducting element 36 is in the form of a tube extending around a central axis parallel to the vertical axis Z.
- each superconducting element 36 has a through-orifice according to FIG. corresponding central axis forming a central portion 41 perforated.
- each superconducting element 36 has, in the horizontal sectional plane P3, a horizontal section S1 shaped perforated rectangle.
- the horizontal section S1 is delimited by an outer contour 42, as well as an inner contour 44 surrounding the central openwork portion 41 of rectangular shape in FIG.
- the outer contour 42 and the inner contour 44 are of generally rectangular shape and are positioned around the corresponding central axis.
- the horizontal section S1 has an area of between 2% and 75%, preferably between 5% and 30% of the area of the total surface delimited by the outer contour 42.
- each superconducting element 36 has, in the second cross-sectional plane P2, a transverse section S2 formed of two rectangular faces, separated from each other by the perforated central portion 41.
- the thickness E2 of each of the rectangular faces, measured along the transverse axis Y, is identical and globally constant along the longitudinal axis X.
- each rectangular face has an identical and constant area along the longitudinal axis X, comprised between 5% and 30% of the area resulting from the product of the height H2 and the width W2 of each superconducting element 36, know W2 * H2.
- each superconducting element 36 are adapted to induce an optimized magnetic levitation force on the vehicle 14 and in particular on the train 26, when the vehicle 14 is disposed above the rail 16.
- the cryostat 28 comprises superconducting elements 36 of optimized shape and size for inducing a magnetic levitation force F of optimized value when the cryostat 28 is above the rail 16, that is to say when the cryostat 28 interacts with the magnetic induction field B1 generated by the rail 16.
- the magnetic levitation force F is exerted between the rail 16, which forms a source of magnetic induction field B1, and each superconducting element 36.
- the magnetic levitation force F is an increasing function of the magnetic moment of the superconducting elements 36, when they interact with the magnetic induction field B1. More specifically, the magnetic moment of the superconducting elements 36 is induced by electric currents created in the superconducting elements 36, when the superconducting elements 36 are immersed in the magnetic induction field B1 and undergo stresses, such as their weight or the weight of the train 26, tending to change their position relative to the rail 16. However, according to Lenz's law, the electric currents created, produce a magnetic induction field which opposes the magnetic induction field B1 generated by the rail, which causes the appearance of the levitation force F and explains the phenomenon of levitation.
- the dimensions of the superconducting elements 36 make it possible to generate an optimized levitation force F, especially in comparison with a plurality usually found in the prior art of superconductors 36 joined to each other to form a face of width W2 and of length L2.
- the magnetic moment of a superconducting element comprising a predetermined area face positioned opposite a magnetic source is greater than the magnetic moment of a plurality of superconducting elements defining a face equivalent to the area face. predetermined. It As a result, the lift force F proper to be induced by the cryostat 28, which is an increasing function of the magnetic moment of each superconducting element 36, is improved.
- the use of the heat transfer fluid C contributes to the lift of the vehicle 14 in that the cooling below their critical temperature of the superconducting elements 36, all other things being equal, makes it possible to increase the suitable current density. to go through them without causing the loss of their superconducting character. Since the magnetic moment of the superconducting elements 36 is an increasing function of the current density passing through them, cooling the superconducting elements 36 via the heat transfer fluid C below their critical temperature makes it possible to increase the magnetic moment and therefore the force of sustenance F.
- the fact that the superconducting elements 36 have a horizontal section S1 in the form of a perforated surface allows a saving of material and a reduction of the weight of each superconducting element 36, while generally retaining the same lift force F as when the superconducting elements have a horizontal section not perforated.
- the currents induced in each superconducting element 36 originate at the periphery of the superconducting element 36, and the current density in a non-perforated central portion of a superconducting element is generally negligible.
- cryostat 28 has an optimized weight and cost of manufacture, since the weight and manufacturing cost of each superconducting element 36 is reduced, and is capable of inducing an optimized levitation force.
- the number of cryostats 28 necessary for the magnetic levitation of a given mass is, for example, reduced by a factor of 4 or 5 since the lift force F suitable for being induced by the cryostat 28 is optimized.
- cryostats 28 necessary for the lift of the vehicle 14 is reduced, as is the cost of manufacturing the vehicle 14.
- each superconducting element 36 has a massive diboride magnesium structure makes it possible to offer, when the cryostat 28 is positioned above the rail 16, an optimized magnetic moment in each superconductor 36 and in particular greater than the magnetic moment proper. to be obtained by an assembly of superconducting elements such as wires or ribbons.
- each superconducting element 36 has, in the horizontal sectional plane P3, a perforated surface of generally annular shape defining an inner contour and an outer contour elliptical, or circular.
- the number of superconducting elements 36 is a multiple of the number of internal ferromagnetic elements 22 and the superconducting elements 36 are distributed in the longitudinal direction X of the envelope 34, their longitudinal axis being advantageously aligned with a direction according to which the internal ferromagnetic elements 22 extend.
- the number of superconducting elements 36 is between 1 and 12 for each cryostat 28.
- the cooling system 30 is included in the cryostat 28.
- each superconducting element 36 has, in the horizontal section plane P3, a horizontal section in the form of a solid surface.
- the magnetic path 12 and in particular the rail 16 are in a configuration other than the presented Halbach configuration, such as a Halbach configuration comprising more than two internal pole pieces 22, or a Flux Shaper configuration, with a single configuration. internal pole piece 22.
- the magnetic path 12 is a monorail track and comprises a single rail 16.
- cryostats 28 make it possible on the one hand to improve the lift force of the superconducting magnetic levitation systems. for a footprint equivalent to current solutions and, on the other hand, to reduce the cost of the superconductors 36 implemented, to obtain an equivalent lift force.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
- Containers, Films, And Cooling For Superconductive Devices (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112015006390.0T DE112015006390T5 (de) | 2015-03-31 | 2015-06-08 | Kryostat und zugehöriges Magnetschwebebahntransportfahrzeug und -system |
KR1020177029400A KR20180021673A (ko) | 2015-03-31 | 2015-06-08 | 저온 유지 장치 및 관련된 자기부상 수송 차량 및 시스템 |
JP2017550930A JP6885874B2 (ja) | 2015-03-31 | 2015-06-08 | クライオスタットおよび関連した磁気浮上輸送車両およびシステム |
BR112017020946-2A BR112017020946A2 (pt) | 2015-03-31 | 2015-06-08 | ?criostato, veículo e sistema de transporte de maglev? |
US15/562,956 US10814730B2 (en) | 2015-03-31 | 2015-06-08 | Cryostat and associated maglev transport vehicle and system |
CN201580078358.9A CN107810359B (zh) | 2015-03-31 | 2015-06-08 | 低温恒温器以及相关的磁悬浮运输车辆和系统 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1552755 | 2015-03-31 | ||
FR1552755A FR3034365B1 (fr) | 2015-03-31 | 2015-03-31 | Cryostat, vehicule de transport a sustentation magnetique et systeme de transport a sustentation magnetique associes |
Publications (2)
Publication Number | Publication Date |
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WO2015121507A2 true WO2015121507A2 (fr) | 2015-08-20 |
WO2015121507A3 WO2015121507A3 (fr) | 2015-12-30 |
Family
ID=53483780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2015/062723 WO2015121507A2 (fr) | 2015-03-31 | 2015-06-08 | Cryostat, véhicule de transport à sustentation magnétique et système de transport à sustentation magnétique associés |
Country Status (8)
Country | Link |
---|---|
US (1) | US10814730B2 (fr) |
JP (2) | JP6885874B2 (fr) |
KR (1) | KR20180021673A (fr) |
CN (1) | CN107810359B (fr) |
BR (1) | BR112017020946A2 (fr) |
DE (1) | DE112015006390T5 (fr) |
FR (1) | FR3034365B1 (fr) |
WO (1) | WO2015121507A2 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019037836A1 (fr) * | 2017-08-22 | 2019-02-28 | Evico Gmbh | Palier magnétique supraconducteur ayant une une couche électro-conductrice en tant qu'amortisseur à courant de foucault |
RU2746072C1 (ru) * | 2020-08-19 | 2021-04-06 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Петербургский государственный университет путей сообщения Императора Александра I" | Сверхпроводящее электромагнитное устройство |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111201384A (zh) | 2017-07-27 | 2020-05-26 | 超级高铁技术公司 | 增强型永磁铁系统 |
CN208061578U (zh) * | 2018-05-10 | 2018-11-06 | 京东方科技集团股份有限公司 | 支撑装置和显示设备 |
ES2827898A1 (es) * | 2019-10-08 | 2021-05-24 | Zeleros Global S L | Sistema matricial de suspension electromagnetica para vehiculos de transporte |
CN112259319A (zh) * | 2020-11-11 | 2021-01-22 | 重庆贝纳吉超低温应用技术研究院有限公司 | 一种用于超导磁悬浮的杜瓦 |
CN113130165B (zh) * | 2021-06-17 | 2022-03-25 | 西南交通大学 | 一种磁悬浮列车用超导块材冷却装置及冷却方法 |
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EP1390992B1 (fr) | 2001-05-11 | 2006-08-02 | Edison S.p.A. | Methode de preparation de corps massifs superconducteurs hautement densifies en mgb 2 , produits finaux solides associes, et leur utilisation |
US20070123427A1 (en) | 2005-11-25 | 2007-05-31 | Council Of Scientific And Industrial Research | Process for the continuous production of magnesium diboride based superconductors |
US7569520B2 (en) | 2005-02-04 | 2009-08-04 | Hitachi, Ltd. | Metal sheath magnesium diboride superconducting wire and its manufacturing method |
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JPS53142714A (en) * | 1977-05-18 | 1978-12-12 | Hitachi Ltd | Ultra-electric induction magnetic floating car |
JPS5519630A (en) * | 1978-07-26 | 1980-02-12 | Japan National Railway | Magnetic floating train |
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JPH05336616A (ja) * | 1991-11-22 | 1993-12-17 | Aqueous Res:Kk | 車両用駆動装置及び二元推進式車両 |
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JP2678542B2 (ja) * | 1992-08-11 | 1997-11-17 | 財団法人鉄道総合技術研究所 | 磁気浮上列車の集電装置 |
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JP2002222619A (ja) * | 2001-01-24 | 2002-08-09 | Hideyuki Shinagawa | 二硼化マグネシウム超伝導線材 |
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CN101314544A (zh) | 2008-07-04 | 2008-12-03 | 天津大学 | 低温快速制备MgB2超导体的方法 |
CN102114790B (zh) * | 2009-12-31 | 2012-11-21 | 电子科技大学 | 一种高温超导直线悬浮推进系统 |
CN102594220B (zh) | 2012-01-21 | 2015-08-19 | 哈尔滨工业大学 | 超导体励磁结构磁悬浮平面电机 |
CN102717724A (zh) | 2012-06-25 | 2012-10-10 | 西南交通大学 | 一种提高磁悬浮系统性能的方法及其磁悬浮系统 |
US9748820B2 (en) * | 2013-12-04 | 2017-08-29 | Hyper Tech Research, Inc. | Superconducting generators and motors and methods for employing same |
CN103950391A (zh) | 2014-04-28 | 2014-07-30 | 西南交通大学 | 一种高温超导磁悬浮车系统 |
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2015
- 2015-03-31 FR FR1552755A patent/FR3034365B1/fr not_active Expired - Fee Related
- 2015-06-08 CN CN201580078358.9A patent/CN107810359B/zh not_active Expired - Fee Related
- 2015-06-08 WO PCT/EP2015/062723 patent/WO2015121507A2/fr active Application Filing
- 2015-06-08 JP JP2017550930A patent/JP6885874B2/ja active Active
- 2015-06-08 KR KR1020177029400A patent/KR20180021673A/ko not_active Application Discontinuation
- 2015-06-08 BR BR112017020946-2A patent/BR112017020946A2/pt not_active Application Discontinuation
- 2015-06-08 DE DE112015006390.0T patent/DE112015006390T5/de not_active Withdrawn
- 2015-06-08 US US15/562,956 patent/US10814730B2/en active Active
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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EP1390992B1 (fr) | 2001-05-11 | 2006-08-02 | Edison S.p.A. | Methode de preparation de corps massifs superconducteurs hautement densifies en mgb 2 , produits finaux solides associes, et leur utilisation |
US7569520B2 (en) | 2005-02-04 | 2009-08-04 | Hitachi, Ltd. | Metal sheath magnesium diboride superconducting wire and its manufacturing method |
US20070123427A1 (en) | 2005-11-25 | 2007-05-31 | Council Of Scientific And Industrial Research | Process for the continuous production of magnesium diboride based superconductors |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019037836A1 (fr) * | 2017-08-22 | 2019-02-28 | Evico Gmbh | Palier magnétique supraconducteur ayant une une couche électro-conductrice en tant qu'amortisseur à courant de foucault |
RU2746072C1 (ru) * | 2020-08-19 | 2021-04-06 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Петербургский государственный университет путей сообщения Императора Александра I" | Сверхпроводящее электромагнитное устройство |
Also Published As
Publication number | Publication date |
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CN107810359B (zh) | 2019-12-24 |
BR112017020946A2 (pt) | 2018-07-10 |
US20180111505A1 (en) | 2018-04-26 |
JP6885874B2 (ja) | 2021-06-16 |
US10814730B2 (en) | 2020-10-27 |
KR20180021673A (ko) | 2018-03-05 |
FR3034365A1 (fr) | 2016-10-07 |
FR3034365B1 (fr) | 2017-05-19 |
CN107810359A (zh) | 2018-03-16 |
JP2018516040A (ja) | 2018-06-14 |
WO2015121507A3 (fr) | 2015-12-30 |
DE112015006390T5 (de) | 2017-12-14 |
JP2020194970A (ja) | 2020-12-03 |
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