CN107369520A - A kind of new type high temperature superconduction winding - Google Patents
A kind of new type high temperature superconduction winding Download PDFInfo
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- CN107369520A CN107369520A CN201710821806.0A CN201710821806A CN107369520A CN 107369520 A CN107369520 A CN 107369520A CN 201710821806 A CN201710821806 A CN 201710821806A CN 107369520 A CN107369520 A CN 107369520A
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- 238000004804 winding Methods 0.000 title claims abstract description 59
- 239000002887 superconductor Substances 0.000 claims abstract description 60
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- 239000007787 solid Substances 0.000 claims abstract description 7
- 230000004888 barrier function Effects 0.000 claims description 35
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- 239000003822 epoxy resin Substances 0.000 claims description 11
- 229920000647 polyepoxide Polymers 0.000 claims description 11
- 239000002131 composite material Substances 0.000 claims description 10
- 239000003365 glass fiber Substances 0.000 claims description 9
- 239000012783 reinforcing fiber Substances 0.000 claims description 4
- 238000005470 impregnation Methods 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 63
- 238000000034 method Methods 0.000 abstract description 13
- 239000011229 interlayer Substances 0.000 abstract description 7
- 230000002929 anti-fatigue Effects 0.000 abstract description 6
- 238000007598 dipping method Methods 0.000 abstract description 5
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Classifications
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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
- H01F6/06—Coils, e.g. winding, insulating, terminating or casing arrangements therefor
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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
- H01F6/04—Cooling
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
Abstract
The embodiment of the invention discloses a kind of new type high temperature superconduction winding, including coil rack and coil.Coil rack is endless track shape, including at least two sub- skeletons with identical size, every sub- skeleton is smoothly connected and formed by two arc sections at both ends and two arc sections of side, sub- skeleton be provided with it is some in open up hole or blind hole, for connecting rod to be penetrated into connexon skeleton；Coil is by high-temperature superconductor band spiral layers around into being wrapped in the outer circumference surface of coil rack, high-temperature superconductor band turn-to-turn is insulated with the glass tape half-stack package of spiral winding, and high-temperature superconductor band interlayer is insulated with glass tape solid matter spiral winding.Coil rack and coil bonding after being solidified by resistance to pole low temperature glue technique of vacuum pressure for dipping electrical is close, and coil turn-to-turn, interlayer dielectic are fine and close, so that high-temperature superconductor band turn-to-turn and interlayer have higher dielectric strength, and cause high-temperature superconductor winding that integrally there is higher mechanical strength, heat conductivility and anti-fatigue performance.
Description
Technical field
The application is related to superconductor technology application field, more particularly to a kind of new type high temperature superconduction winding.
Background technology
High-temperature superconductor physical efficiency carries larger electric current with less area of section, is superconducted using what high-temperature superconductor was made
Power equipment volume is small, in light weight, power is big, fast response time.Therefore, high-temperature superconductor has wide application in power domain
Prospect.High-temperature superconductor winding is in the superconducting power apparatus such as superconducting transformer, superconducting motor, superconductive current limiter and super conducting electric reactor
Critical component.
High-temperature superconductor winding construction of the prior art is typically designed to double cake nested arrangements.Wherein, the double cakes of superconduction be around
The basic structural unit of group.The double cakes of superconduction are to be wound on by the superconducting tape of coated insulation on winding skeleton, form a double cake,
One layer or several layers of glass fiber tapes are wrapped outside each double cakes again, low-temperature insulation adhesive curing is then impregnated and forms.Several are solid
Double-cake coils after change are assembled into the superconducting line group of a tubbiness according to certain closed assembly mode.
However, the superconduction winding formed using several pair of pancake windings in series has more joint, produced by joint
Joule heat exacerbate the burden of cryogenic system.Also, the coil of double cake nested arrangements can not be brought into close contact with skeleton, coil turn
Between, interlayer gap be present, poor reliability, the insulating properties, thermal conductivity and anti-fatigue performance of coil will certainly be influenceed.
The content of the invention
This application provides a kind of new type high temperature superconduction winding, to solve to use multiple double pancake winding strings in the prior art
Superconducting structure quantity caused by connection is more, connection resistance produces that Joule heat causes refrigeration work consumption increase, winding insulation is poor, heat conduction
The problem of poor performance and anti-fatigue performance difference.
The application proposes that a kind of technical scheme of new type high temperature superconduction winding includes coil rack and coil, the coil bone
Frame is endless track shape；The coil rack includes at least two sub- skeletons being stacked；The end face of the sub- skeleton is provided with
Some perforates, connecting rod are provided with the perforate, at least two sub- skeleton is connected by the connecting rod；The coil
Multi-layer high-temperature superconducting tape layer including spiral winding, every layer of high-temperature superconductor band layer include the multiturn high temperature of wound side by side
Superconducting tape；The coil is wrapped in the outer circumference surface of the coil rack.
Preferably, the sub- skeleton includes two end arc sections positioned at the sub- skeleton both ends, and is connected to institute
Two sidepiece arc sections between two end arc sections, the end arc section and the sidepiece arc section are stated to the sub- bone
The outside of frame is raised.
Preferably, the winding direction of every layer of high-temperature superconductor band layer is identical, the high-temperature superconductor band circle and circle it
Between be provided with the first insulating barrier, the multi-layer high-temperature superconducting tape layer is provided with the second insulating barrier between layers, described
Two insulating barriers are insulated using glass tape solid matter spiral winding.
Preferably, the lower surface of first insulating barrier contacts with upper circle superconducting tape, first insulating barrier it is upper
Surface contacts with next circle superconducting tape, and the upper circle superconducting tape and next circle superconducting tape are in the sub- skeleton
It is adjacent on stacked direction.
Preferably, two times of the width of first insulating barrier more than or equal to the upper circle superconducting tape width.
Preferably, second insulating barrier includes a circle and the next circle of layer insulation, the layer insulation in layer insulation
The upper surface of a upper circle contacts with the lower surface of the next circle of the layer insulation.
Preferably, the connecting rod of the sub- skeleton is made of glass fiber reinforced epoxy resin composite, composite wood
The trend of reinforcing fiber is along the connecting rod central axial direction in material.
Preferably, in the coil rack, on the first sub- skeleton and the second sub- skeleton at the coil rack both ends
Perforate be blind hole, the perforate on remaining described sub- skeleton is through hole.
Preferably, the sub- skeleton is made of glass fiber reinforced epoxy resin composite.
Preferably, the high-temperature superconductor band, the first insulating barrier, the second insulating barrier and coil rack use resistance to extremely low Wen Huan
Oxygen tree fat vacuum pressure impregnation.
From above technology, the application provides a kind of new type high temperature superconduction winding, including coil rack and coil, coil
Skeleton is formed by some sub- skeletons by the connecting rod stacking that is connected, and the sub- skeleton size of each of which is identical, each one by both ends
The sidepiece arc section of each evagination of the end arc section of evagination and two sides, which is smoothly connected, to be formed, sub- skeleton runway in a ring
Shape, ensure to be in tension in the online ring framework outer surface helical wrapping process of high-temperature superconductor band, when coil electricity produces
In the case of raw electromagnetic force, high temperature superconductor coil and coil rack also keep being brought into close contact；In the embodiment of the present application, spiral layers
Around each circle of high temperature superconductor coil move towards identical, coil can produce the consistent regular magnetic field of bit-type；The high-temperature superconductor
Insulated between band circle and circle using the first insulating barrier, high-temperature superconductor band is insulated using the second insulating barrier between layers, is led to
The coil rack and coil bonding crossed after resistance to pole low temperature glue technique of vacuum pressure for dipping electrical solidification are close, and coil turn-to-turn, interlayer
Insulating materials is fine and close, and the insulating properties of coil, heat conductivility and anti-fatigue performance are excellent.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the application, letter will be made to the required accompanying drawing used in embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to these accompanying drawings.
Fig. 1 is a kind of surface structure schematic diagram for new type high temperature superconduction winding that the application provides；
Fig. 2 is a kind of stereogram for new type high temperature superconduction winding skeleton that the application provides；
Fig. 3 is a kind of stereogram for sub- skeleton of new type high temperature superconduction winding that the application provides；
Fig. 4 is the sub- skeleton installation process schematic diagram of a kind of new type high temperature superconduction winding that the application provides；
Fig. 5 is the sub- skeleton horizontal sectional view of a kind of new type high temperature superconduction winding that the application provides；
Fig. 6 (a)-(e) is a kind of new type high temperature superconduction winding high temperature superconductor coil spiral layers of the application offer around structure
Forming process figure；
Wherein, 1- coil racks, 11- skeletons, 12- perforates, the first sub- skeletons of 111-, the second sub- skeletons of 112-, 1101-
End arc section, 1102- sidepiece arc sections, 2- coils, 3- connecting rods, the insulating barriers of 4- first, mono- layer of glass tape of 41-, 42- are another
One layer of glass tape, the insulating barriers of 5- second, a circle in 51- layer insulations, the next circle of 52- layer insulations, 6- high-temperature superconductor bands,
The upper circle high-temperature superconductor bands of 61-, the next circle high-temperature superconductor bands of 62-.
Embodiment
Referring to Fig. 1, a kind of surface structure schematic diagram of the new type high temperature superconduction winding provided for the application.
The embodiment of the present application provides a kind of new type high temperature superconduction winding, and the high-temperature superconductor winding of the form includes：Coil bone
Frame 1 and coil 2；The coil rack 1 is endless track shape, and the coil 2 includes the multi-layer high-temperature superconducting tape of spiral winding
Layer, every layer of high-temperature superconductor band layer include the multiturn high-temperature superconductor band of wound side by side, the multiturn high-temperature superconductor band
Uniformly and intimately it is wrapped in the outer surface of the coil rack 1.
In the high-temperature superconductor winding course of work of the application, the high-temperature superconductor band 6 is in the outside table of coil rack 1
Tension is in surface helix winding process.
Referring to Fig. 2, a kind of stereogram of the new type high temperature superconduction winding skeleton provided for the application.Coil rack 1 includes
At least two sub- skeletons 11 being stacked, wherein, the sub- skeleton 11 in most last layer is the first sub- skeleton 111, in most
Next layer of sub- skeleton 11 is the second sub- skeleton；The sub- skeleton smooth in appearance of such a structure, easy to install, quick detachable, stacking forms
Coil rack stability it is high, be unlikely to deform.
Referring to Fig. 3 and Fig. 4, the stereogram and sub- skeleton of a kind of sub- skeleton of new type high temperature superconduction winding provided for the application
Installation process schematic diagram.The end face of the sub- skeleton 11 is provided with some perforates 12, and connecting rod 3, institute are provided with the perforate 12
The perforate 12 that connecting rod 3 is penetrated on the sub- skeleton 11 is stated, the sub- skeleton is stacked gradually into placement, forms a complete line
Ring framework 1, because the sub- shape size of skeleton 11 is identical so that the side of coil rack 1 of formation is one smooth
Curved surface, to be brought into close contact with the high-temperature superconductor band layer.
From above technical scheme, this application provides a kind of new type high temperature superconduction winding, including coil rack 1 and line
Circle 2, the coil rack 1 is to be stacked to form by the sub- skeleton 11 of multiple shape identicals, and all sub- skeletons 11 pass through connection
The perforate 12 that bar 3 penetrates thereon is connected；The outer surface of coil rack 1 has been closely wound multi-layer high-temperature superconducting tape layer, wherein,
Per floor height temperature superconductive tape layer formed by multiturn high-temperature superconductor band wound side by side.
Referring to Fig. 5, the sub- skeleton horizontal sectional view of a kind of new type high temperature superconduction winding provided for the application.
Optionally, the sub- skeleton 11 includes two end arc sections 1101 positioned at the sub- both ends of skeleton 11, and
Two sidepiece arc sections 1102 being connected between described two end arc sections 1101, wherein, the song of end arc section 1101
Rate radius R1 is more than the radius of curvature R 2 of sidepiece arc section 1102.The end arc section 1101 and the sidepiece arc section 1102
It is raised to the outside of the sub- skeleton 11.
Further, the structure type of sub- skeleton 11 is simple, is easy to process, assembles, and possesses after connection shaping certain
Intensity and toughness, it can be brought into close contact with the high-temperature superconductor band layer, reliability is high.
Referring to Fig. 6 (a)-(e) be the application provide a kind of new type high temperature superconduction winding high temperature superconductor coil spiral layers around
Structure-forming process figure.
Optionally, the winding direction of every layer of high-temperature superconductor band layer is identical, and it is consistent that the coil 2 can produce bit-type
Regular magnetic field, the first insulating barrier 4 is provided between the circle of high-temperature superconductor band 6 and circle, to by high-temperature superconductor band circle
With being spaced apart for circle, multiturn high-temperature superconductor band side by side forms a high-temperature superconductor band layer, the multi-layer high-temperature superconductive tape
Material layer is provided with the second insulating barrier 5 between layers, and second insulating barrier 5 is exhausted using glass tape solid matter spiral winding
Edge, between circle and circle, between layers insulated by glass tape, this structural stability is high, and it is close to be combined with each other, absolutely
Edge performance is good.
Optionally, the lower surface of first insulating barrier 4 contacts with upper circle superconducting tape 61, first insulating barrier 4
Upper surface contacted with next circle superconducting tape 62, the upper circle superconducting tape 61 and next circle superconducting tape 62 are in institute
State adjacent on the stacked direction of sub- skeleton 11.
Optionally, two times of the width of first insulating barrier 4 more than or equal to the upper width of circle superconducting tape 61.
Further, in the winding process of individual layer high-temperature superconductor band circle and circle, due to the width of one layer of glass tape 41
Superconducting tape width more than or equal to two times, after the upper circle superconducting tape 61 is covered by one layer of glass tape 41, there is one
Some residual width, next circle high-temperature superconductor band 62 are laid on remaining width herein, and one layer of glass tape plays will be upper
The effect that lower two circle high-temperature superconductor bands separate.
Optionally, second insulating barrier 5 includes a circle 51 and the next circle 52 of layer insulation, the interlayer in layer insulation
The upper surface of the upper circle 51 of insulation contacts with the lower surface of the next circle 52 of the layer insulation.Multiturn high-temperature superconductor band twines side by side
After full one layer, the second insulating barrier 5 is formed using glass tape solid matter spiral winding mode, adjacent layer is spaced apart.
Optionally, the connecting rod 3 of the sub- skeleton 11 is made of glass fiber reinforced epoxy resin composite, compound
The trend of reinforcing fiber is along the central axial direction of connecting rod 3 in material.
The glass fiber reinforced epoxy resin composite has that mechanical strength is high, inprocess shrinkage is small, dimensional stability
Good, good resistance to chemical corrosion and electrical insulation properties etc., all sub- bones are connected because the connecting rod 3 has
The effect of frame 11, therefore it is required that its material must have certain mechanical strength, in addition, the connecting rod 3 also has positioning institute
There is the sub- skeleton 11, ensure all sub- side walls of skeleton 11 at grade, therefore also require that its material must have
Dimensional stability.
Further, when in high temperature superconductor coil galvanization, because the direction of the connecting rod 3 is perpendicular to the line
Enclose winding direction, the horizontal component of electromagnetic force will produce power parallel to the direction of coil 2 to the sub- skeleton 11, equivalent to
The shear stress parallel to the coil 2 is applied with to the connecting rod, reinforcing fiber moves towards the company along central axial direction
Extension bar 3, when bearing above-mentioned shear stress with higher intensity.
Optionally, in the coil rack 1, positioned at the described first sub- skeleton 111 at the both ends of coil rack 1 and described
Perforate 12 on second sub- skeleton 112 is blind hole, and the perforate 12 on remaining described sub- skeleton 11 is through hole.Make all sub- bones
After frame 11 connects the coil rack that is formed about 1 two surfaces be smooth face.
Optionally, the sub- skeleton 11 is made of glass fiber reinforced epoxy resin composite.
The glass fiber reinforced epoxy resin composite has that mechanical strength is high, inprocess shrinkage is small, dimensional stability
Good, good resistance to chemical corrosion and electrical insulation properties etc..Composition of the sub- skeleton 11 as the coil rack 1
Unit, its outer surface have the supporting role to the coil 2, it is therefore desirable to certain mechanical strength；Also, the sub- skeleton
11 outer surface contacts with high-temperature superconductor band layer, if the sub- skeleton 11 stress shape in high temperature superconductor coil galvanization
Poor dimensional stability under state, gap will be produced between the outer surface for making the sub- skeleton 11 and high-temperature superconductor band layer, be anti-
Only local the problems such as producing space and superconduction partial failure, is, it is necessary to which its material has dimensional stability and electric insulating quality.
Optionally, the high-temperature superconductor band 6, the first insulating barrier 4, the second insulating barrier 5 and coil rack 1 are using resistance to extremely low
Temperature epoxy resin vacuum pressure impregnation.
Technique of vacuum pressure for dipping electrical is cooled down after workpiece preliminary drying is removed moisture, and is placed in vacuum environment, is excluded in openpore coil
The air and volatile matter in portion, by paint solution gravity in vacuum and coil capillarity, and using dry compressed air or
Inert gas, apply the effect of certain pressure to the dipping paint solution after releasing vacuum, paint solution is permeated rapidly and full of insulation knot
Structure internal layer.Adopt this method so that the porosity in epoxy resin cured product declines to a great extent, therefore coil insulation intensity is high, anti-
Fatigue behaviour height and good heat conductivity.
From above technical scheme, this application provides a kind of new type high temperature superconduction winding, including coil rack 1 and line
Circle 2, the coil rack 1 is to be stacked to form by the sub- skeleton 11 of multiple shape identicals, and all sub- skeletons 11 pass through connection
The perforate 12 that bar 3 penetrates thereon is connected；The outer surface of coil rack 1 has been closely wound multi-layer high-temperature superconducting tape layer, every layer
High-temperature superconductor band layer is formed by multiturn high-temperature superconductor band wound side by side.Wherein, each sub- skeleton 11 is by both ends
The sidepiece arc section 1102 of each evagination of the end arc section 1101 of each evagination and two sides, which is smoothly connected, to be formed, institute
Sub- skeleton 11 runway shape in a ring is stated, ensures that high-temperature superconductor band 6 is in the outer surface helical wrapping process of coil rack 1
Tension, in the case that the coil 2 is powered and produces electromagnetic force, the coil 2 and the coil rack 1 also keep close
Fitting；In the embodiment of the present application, the winding direction of every layer of high-temperature superconductor band layer is identical, and the coil 2 can produce
The consistent regular magnetic field of bit-type, is provided with the first insulating barrier 4, high temperature to be surpassed between the circle of high-temperature superconductor band 6 and circle
Conduction band material circle is spaced apart with circle, and multiturn high-temperature superconductor band side by side forms a high-temperature superconductor band layer, more floor heights
Temperature superconductive tape layer is provided with the second insulating barrier 5 between layers, and second insulating barrier 5 uses glass tape solid matter spiral
Winding insulation, between circle and circle, is between layers insulated by glass tape, and this structural stability is high, and be combined with each other
Closely, good insulation preformance；Coil rack 1 and coil 2 after being solidified by resistance to pole low temperature glue technique of vacuum pressure for dipping electrical bond tightly
It is close, adopt this method so that the porosity in epoxy resin cured product declines to a great extent, and coil turn-to-turn, interlayer dielectic
Densification, the insulating properties of coil, heat conductivility and anti-fatigue performance are excellent.
Those skilled in the art will readily occur to the present invention its after considering specification and putting into practice invention disclosed herein
Its embodiment.The application be intended to the present invention any modification, purposes or adaptations, these modifications, purposes or
Person's adaptations follow the general principle of the present invention and including undocumented common knowledges in the art of the invention
Or conventional techniques.Description and embodiments are considered only as exemplary, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be appreciated that the invention is not limited in the precision architecture for being described above and being shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (10)
- A kind of 1. new type high temperature superconduction winding, it is characterised in that including coil rack (1) and coil (2),The coil rack (1) is endless track shape；The coil rack (1) includes at least two sub- skeletons (11) being stacked；The end face of the sub- skeleton (11) is provided with some perforates (12), is provided with connecting rod (3) in the perforate (12), it is described extremely Few two sub- skeletons (11) are connected by the connecting rod (3)；The coil (2) includes the multi-layer high-temperature superconducting tape layer of spiral winding, and every layer of high-temperature superconductor band layer is included simultaneously Arrange the multiturn high-temperature superconductor band (6) of winding；The coil (2) is wrapped in the outer circumference surface of the coil rack (1).
- 2. a kind of new type high temperature superconduction winding according to claim 1, it is characterised in that the sub- skeleton (11) includes position Two end arc sections (1101) in sub- skeleton (11) both ends, and it is connected to described two end arc sections (1101) Between two sidepiece arc sections (1102), the end arc section (1101) and the sidepiece arc section (1102) are to the son The outside of skeleton (11) is raised.
- A kind of 3. new type high temperature superconduction winding according to claim 2, it is characterised in that every layer of high-temperature superconductor band The winding direction of layer is identical, and the high-temperature superconductor band (6) is provided with the first insulating barrier (4), more floor heights between circle and circle Temperature superconductive tape layer is provided with the second insulating barrier (5) between layers, and second insulating barrier (5) uses glass tape solid matter Spiral winding insulate.
- 4. a kind of new type high temperature superconduction winding according to claim 3, it is characterised in that first insulating barrier (4) Lower surface contacts with upper circle superconducting tape (61), the upper surface of first insulating barrier (4) and next circle superconducting tape (62) The stacked direction of contact, the upper circle superconducting tape (61) and next circle superconducting tape (62) in the sub- skeleton (11) It is upper adjacent.
- 5. a kind of new type high temperature superconduction winding according to claim 4, it is characterised in that first insulating barrier (4) Width is more than or equal to two times of upper circle superconducting tape (61) width.
- A kind of 6. new type high temperature superconduction winding according to claim 3, it is characterised in that the second insulating barrier (5) bag Include in layer insulation a circle (51) and the next circle (52) of layer insulation, in the layer insulation one enclose the upper surface of (51) with it is described The lower surface contact of the next circle (52) of layer insulation.
- 7. a kind of new type high temperature superconduction winding according to claim 5 or 6, it is characterised in that the sub- skeleton (11) Connecting rod (3) is made of glass fiber reinforced epoxy resin composite, and the trend of reinforcing fiber is along institute in composite State connecting rod (3) central axial direction.
- A kind of 8. new type high temperature superconduction winding according to claim 7, it is characterised in that in the coil rack (1), position In the perforate (12) on the first sub- skeleton (111) and the second sub- skeleton (112) at the coil rack (1) both ends be blind hole, its Perforate (12) on the remaining sub- skeleton (11) is through hole.
- 9. a kind of new type high temperature superconduction winding according to claim 8, it is characterised in that the sub- skeleton (11) uses glass Glass fibre reinforced epoxy resin composite is made.
- 10. a kind of new type high temperature superconduction winding according to claim 1,2,3,4,5,6,8 or 9 any one, its feature exist In the high-temperature superconductor band (6), the first insulating barrier (4), the second insulating barrier (5) and coil rack (1) use resistance to extremely low Wen Huan Oxygen tree fat vacuum pressure impregnation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710821806.0A CN107369520A (en) | 2017-09-13 | 2017-09-13 | A kind of new type high temperature superconduction winding |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710821806.0A CN107369520A (en) | 2017-09-13 | 2017-09-13 | A kind of new type high temperature superconduction winding |
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| CN107369520A true CN107369520A (en) | 2017-11-21 |
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| CN201710821806.0A Pending CN107369520A (en) | 2017-09-13 | 2017-09-13 | A kind of new type high temperature superconduction winding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899157A (en) * | 2018-08-17 | 2018-11-27 | 广东电网有限责任公司 | A kind of current limiter superconducting coil of helical structure |
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| CN207149351U (en) * | 2017-09-13 | 2018-03-27 | 云南电网有限责任公司电力科学研究院 | A kind of new type high temperature superconduction winding |
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2017
- 2017-09-13 CN CN201710821806.0A patent/CN107369520A/en active Pending
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| US20110140817A1 (en) * | 2008-08-06 | 2011-06-16 | Atsuko Fukaya | Superconducting coil assembly and magnetic field generating equipment |
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