CN106443270A - A high-temperature superconducting tape current carrying capability test apparatus and an application method thereof - Google Patents
A high-temperature superconducting tape current carrying capability test apparatus and an application method thereof Download PDFInfo
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- CN106443270A CN106443270A CN201610940677.2A CN201610940677A CN106443270A CN 106443270 A CN106443270 A CN 106443270A CN 201610940677 A CN201610940677 A CN 201610940677A CN 106443270 A CN106443270 A CN 106443270A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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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
- 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
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Abstract
The invention relates to a high-temperature superconducting tape current carrying capability test apparatus and an application method thereof. The apparatus comprises two binding posts, an insulating cover plate, a removable housing and a current-carrying platform and two cooling conducting parts arranged inside the housing, wherein the binding posts extend through the insulating cover plate. Each cooling conductive portion includes a heat exchange heavy current lead wire assembly and a superconducting current lead assembly which are electrically connected; the heat exchange heavy current lead wire assembly includes an insulated storage tank, a cooling storage tank and a large current lead wire portion which are sequentially connected; the large current lead wire portion is connected to one binding post; the cooling storage tank is communicated with a gas output channel arranged in the binding post; the superconducting current lead assembly comprises a first heat exchange seat, a superconducting tape and a second heat exchange seat which are sequentially in electrical connection; and the current-carrying platform comprises an insulated panel, a first conductive member provided with a heater, a second conductive member provided with a temperature sensor and a cooling portion. The first conductive member and the second conductive member are respectively in electrical connection with second heat exchange seats. The apparatus can measure the current carrying capability of high temperature superconductive tapes at different temperatures.
Description
Technical field
The present invention relates to high temperature superconductor technology field, more particularly to a kind of high-temperature superconductor band current capacity test device and
Its using method.
Background technology
Superconductor, refers to there is the material for presenting the null property of resistance under certain cryogenic conditions.Superconduction
Material can be divided into high temperature superconducting materia and low temperature superconducting material according to the difference of composition and transition temperature, and low temperature superconducting material is energy
The superconductor for working under the conditions of liquid helium temperature, and high temperature superconducting materia is the superconduction material that can work under the conditions of liquid nitrogen temperature
Material.As low temperature superconducting material needs under the conditions of liquid helium temperature, its application is significantly limit, and the facing of high temperature superconducting materia
Boundary magnetic field height, with the potentiality in the above warm area forceful electric power application of liquid helium.
High-temperature superconductor band is referred to as using the band that high temperature superconducting materia makes.In recent years, high-temperature superconductor band is in electric power
Application in equipment increases increasingly.High-temperature superconductor band has the current-carring characteristic of uniqueness compared with common wire, general next
Say, at different temperature, the current capacity of high-temperature superconductor band has certain decay.High temperature superconducting materia is in transmission exchange
When electric, compared with DC current, more A.C.power losss can be produced, cause the current capacity of superconducting tape to reduce, thus to passing
During defeated alternating current, the test of high-temperature superconductor band current capacity is particularly important.
However, so far, one kind directly can not carry out current-carrying energy to high-temperature superconductor band at different temperatures
The test device of power measurement.
Content of the invention
For overcoming problem present in correlation technique, the present invention provides a kind of high-temperature superconductor band current capacity test device
And its using method.
According to embodiments of the present invention in a first aspect, provide a kind of high-temperature superconductor band current capacity test device, including
Two binding posts, insulation cover plate, shells and the current-carrying platform of the enclosure and two cooling conductive parts are arranged on, its
In,
Described two binding posts are extended vertically through the insulation cover plate and are fixedly connected with the insulation cover plate, the insulation
Cover plate is detachably connected with the shell；
The cooling conductive part includes heat exchange high-current leading line component and superconductive current lead component, the heat exchange high current
Lead assemblies include interconnective insulation storage tank, cooling storage tank and great current lead wire portion, and institute is run through in the great current lead wire portion
Cooling storage tank is stated, one end of the insulation storage tank is logical with first for being arranged on the shell with cooling storage tank insertion, the other end
Hole connects；
One end respectively binding post, wiring described in connection one in the great current lead wire portion of each cooling conductive part
Gas output channel is set on post, and one end of the gas output channel and the cooling storage tank connect, the other end and setting
The second through hole connection on the housing；
The superconductive current lead component includes superconducting tape, the first heat exchange seat and the second heat exchange seat, first heat exchange
Seat is electrically connected with the other end in the great current lead wire portion, one end of the superconducting tape electrically connected with the first heat exchange seat,
The other end is electrically connected with the second heat exchange seat；
The current-carrying platform includes the insulation board for arranging high-temperature superconductor band to be measured；The two ends of the insulation board are respectively
First electric-conductor and the second electric-conductor are set, and one end of described first electric-conductor one end and second electric-conductor flushes, described
Cooling portion is set in the cavity that the first electric-conductor and the second electric-conductor are surrounded, and the top in the cooling portion and bottom are respectively provided with absolutely
Edge part, is arranged on the insulating part at cooling portion top and first electric-conductor is abutted against, and is arranged on cooling portion bottom
Insulating part abut against with the second electric-conductor；
Respectively the second heat exchange seat of lowering the temperature conductive part described with is electrically connected for first electric-conductor and the second electric-conductor
Connect；First electric-conductor and the second electric-conductor are used for forming the conductive path for testing the high-temperature superconductor band to be measured, described
On first electric-conductor, heater is set, temperature sensor is set on second electric-conductor.
Preferably, the superconductive current lead component also includes the base material be arrangeding in parallel with the superconducting tape, the base
The two ends of material are fixedly connected with the first heat exchange seat, the second heat exchange seat respectively, and the superconducting tape is attached to the base material
On.
Preferably, the base material includes stainless steel substrate.
Preferably, the great current lead wire portion includes fin great current lead wire, and the fin great current lead wire includes
Lead central shaft and some fins concentric with the lead central shaft being fixed on the lead central shaft, adjacent described
There is gap between fin.
Preferably, the central shaft of the heat exchange high-current leading line component and superconductive current lead component is in same straight line
On.
Preferably, the insulation board includes convex insulation board.
Preferably, first electric-conductor includes Z-shaped electric-conductor, and second electric-conductor includes that interconnective U-shaped is led
Electric part and Z-shaped electric-conductor.
Preferably, the shell includes thermally insulating housing.
Second aspect according to embodiments of the present invention, provides a kind of use of high-temperature superconductor band current capacity test device
Method, including：
High-temperature superconductor band to be measured is fixed on insulation board, and by one end of the high-temperature superconductor band to be measured connection the
One electric-conductor, the other end connect the second electric-conductor；
Shell is covered, liquid nitrogen is led to insulation storage tank by first through hole；
The temperature of the high-temperature superconductor band to be measured is adjusted, the external communication of predetermined current is electrically added two binding posts
On, the current capacity of the high-temperature superconductor band to be measured is tested.
The technical scheme that embodiments of the invention are provided can include following beneficial effect：
A kind of high-temperature superconductor provided in an embodiment of the present invention current capacity test device to be measured, by two binding posts to institute
State test device energising, inside the cooling storage tank in heat exchange high-current leading line component can the cryogenic liquid gas such as topping up nitrogen, be used for
Lower the temperature to great current lead wire portion so as to keep low temperature state；Insulation storage tank one end and cooling storage tank insertion, to cooling storage tank offer
Cryogenic liquid gas, the external liquid gases pipeline of the other end, for external liquid gases pipeline and cooling storage tank to insulate；Electricity
Stream flows through superconductive current lead component through the great current lead wire portion of low temperature and flows into current-carrying platform, and superconductive current lead component is adopted
Superconducting tape, when superconducting tape zero resistance, conduction, generation heat is few, while the heat in great current lead wire portion can also be prevented to be conducted to
Current-carrying platform affects test result；Electric current is added to by the first electric-conductor and the second electric-conductor after flowing into current-carrying platform and is arranged on absolutely
On high-temperature superconductor band to be measured on listrium, the cooling portion use that the first electric-conductor and the second electric-conductor surround cavity is simultaneously located at
In to high-temperature superconductor to be measured cooling to be measured, by the temperature of heater temperature sensor precise control high-temperature superconductor band to be measured,
Make the test device that the current capacity of high-temperature superconductor band to be measured under different temperatures can be determined, and test result is accurate.Use
This device, can directly treat pyrometry superconducting tape current capacity at different temperatures and measure, convenient and practical, test
As a result accurate.
It should be appreciated that above general description and detailed description hereinafter are only exemplary and explanatory, not
The present invention can be limited.
Description of the drawings
Accompanying drawing herein is merged in description and constitutes the part of this specification, shows the enforcement for meeting the present invention
Example, and be used for together with description explaining the principle of the present invention.
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for technology description is had to be briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without having to pay creative labor, can also obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is that a kind of cross-section structure of high-temperature superconductor band current capacity test device provided in an embodiment of the present invention is illustrated
Figure；
Fig. 2 is the cross-section structure signal of a kind of heat exchange high-current leading line component provided in an embodiment of the present invention and binding post
Figure；
Fig. 3 is a kind of cross section structure schematic diagram of fin great current lead wire provided in an embodiment of the present invention；
Fig. 4 is a kind of cross-sectional view of superconductive current lead component provided in an embodiment of the present invention；
Fig. 5 is a kind of cross-sectional view of current-carrying platform provided in an embodiment of the present invention；
Fig. 6 is a kind of cross-sectional view of thermally insulating housing provided in an embodiment of the present invention；
In Fig. 1-6, symbol represents：1- heat exchange high-current leading line component, 11- great current lead wire portion, the big electricity of 111- fin
Stream lead, 1110- gap, 1111- fin, 1112- lead central shaft, 12- cooling storage tank, 13- insulation storage tank, 2- supercurrent
Lead assemblies, 21- superconducting tape, 22- base material, 23- the first heat exchange seat, 24- the second heat exchange seat, 3- current-carrying platform, 31- height to be measured
Temp. superconductive band, 32- heater, 33- insulation board, 34- cooling portion, the first electric-conductor of 35-, the second electric-conductor of 36-, 37- temperature
Sensor, 38- insulating part, 4- binding post, 41- gas output channel, 5- shell, 51- first through hole, the second through hole of 52-, 53-
Outer wall, 54- inwall, 55- cavity, 6- insulation cover plate.
Specific embodiment
Here in detail exemplary embodiment will be illustrated, its example is illustrated in the accompanying drawings.Explained below is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the present invention.Conversely, they be only with as appended by
The example of consistent apparatus and method in terms of some that described in detail in claims, the present invention.
Fig. 1 is that a kind of cross-section structure of high-temperature superconductor band current capacity test device provided in an embodiment of the present invention is illustrated
Figure, as shown in figure 1, include that two binding posts 4, current-carrying platform 3 and two are lowered the temperature conductive parts, wherein,
Described two binding posts 4 can connect two outfans of external communication electricity, for being energized to the test device,
In specific implementation process, the binding post 4 includes copper binding post.
Described two binding posts 4 connect a cooling conductive part respectively, referring to Fig. 2.As shown in Fig. 2 the cooling is conductive
Portion includes heat exchange high-current leading line component 1, and the heat exchange high-current leading line component 1 includes great current lead wire portion 11, described in each
The one end in the great current lead wire portion 11 of cooling conductive part respectively connects binding post 4 described in.
Great current lead wire portion 11 can produce amount of heat in energising, in order to prevent these heats from affecting result of the test, need
To lower the temperature to the great current lead wire portion 11 so as to be maintained at low temperature state.In order to lower the temperature to great current lead wire portion 11, described change
Hot high-current leading line component 1 is also provided with storage tank 12 of lowering the temperature, and the great current lead wire portion 11 is arranged on inside cooling storage tank 12, and
Through the cooling storage tank 12.When the cryogenic liquid gas of liquid nitrogen etc. are led to cooling storage tank 12, low temperature liquid gas
Body is lowered the temperature directly to the great current lead wire portion 11 so as in low temperature state.In embodiments of the present invention, the cooling storage tank
12 include rustless steel storage tank.
In order that flowing out the heat exchange high-current leading line component to the low temperature liquid after the great current lead wire portion 11 cooling
1, gas output channel 41 is set on the binding post 4, referring to Fig. 1, one end of the gas output channel 41 and the drop
Warm storage tank 12 connects, flow through great current lead wire portion 11 cryogenic liquid gas take away 11 heat of great current lead wire portion after, from institute
State the outflow of gas output channel 41.In specific implementation process, the gas output logical 41 is insulated with the binding post 4.
Pass through as great current lead wire portion 11 has high current at the trial, rustless steel storage tank also can be powered, concrete real
During applying, the heat exchange high-current leading line component 1 is also provided with the storage tank 13 that insulate, and insulation 13 two ends of storage tank are all open,
One end is used for receiving cryogenic liquid gas with cooling 12 insertion of storage tank, the other end.In specific implementation process, the insulation
Storage tank 13 includes cylindrical ceramic storage tank.
In order that the heat that great current lead wire portion 11 produces more is taken away by cryogenic liquid gas, in specific implementation process
In, the great current lead wire portion 11 includes fin great current lead wire 111, referring to Fig. 3, the fin great current lead wire 111
One lead central shaft 1112 and some fins 1111 are set, and wherein some fins 1111 are fixed on the lead central shaft
It is arranged concentrically on 1112 and with the lead central shaft 1112, there is gap 1110 between the adjacent fin 1111, make big electricity
Stream leading part 11 is fully contacted with cryogenic liquid gas, so as to take away more heats, it is to avoid test is impacted.
In order to prevent impact of the heat that great current lead wire portion 11 produces to test result, the cooling conduction in energising
Portion is also provided with superconductive current lead component 2, and referring to Fig. 4, the superconductive current lead component 2 includes superconducting tape 21.Flow through
The high current in great current lead wire portion 11 flows into current-carrying platform 3 by superconducting tape 21, and 21 zero resistance of the superconducting tape, in energising
Shi Buhui produces amount of heat, will not also produce impact to result of the test while realizing the operation of electric current zero resistance.Concrete real
During applying, the central shaft of the heat exchange high-current leading line component 1 and superconductive current lead component 2 may be provided at same straight line
On.
The superconductive current lead component 2 is also provided with the first heat exchange seat 23 and the second heat exchange seat 24, first heat exchange
Seat 23 is electrically connected with the other end in the great current lead wire portion 11, one end of the superconducting tape 21 and the first heat exchange seat 23
Electrical connection, the other end are electrically connected with the second heat exchange seat 24.In embodiments of the present invention, the first heat exchange seat 23 and described second
Heat exchange seat 24 all includes metal heat-exchange seat, and metal heat-exchange seat not only can be conductive, and rapid heat dissipation.
In specific implementation process, the first heat exchange seat 23 can pass through weldering with the other end in the great current lead wire portion 11
The mode such as connect to be fixedly connected, while interfixing, moreover it is possible to which circulate high current.In addition, superconductive current lead component 2 is in energising
The heat of generation is passed by the great current lead wire portion 11 through the first heat exchange seat 23, makes the superconductive current lead component
2 are also at low temperature state.
In embodiments of the present invention, in order to fix the superconducting tape 21, the superconductive current lead component 2 is also provided with
The base material 22 parallel with the superconducting tape 21, the two ends of the base material 22 respectively with the first heat exchange seat 23, the second heat exchange
Seat 24 is fixedly connected, and the superconducting tape 21 is attached on the base material 22.
In specific implementation process, it is multiple that the base material 22 includes that stainless steel substrate, superconducting tape 21 and stainless steel substrate are constituted
Superconductive current lead is closed, and the complex superconducting current feed is zero resistance lead, the low resistance of electric current to be realized using composite construction
Circular flow.
Fig. 5 is a kind of cross-sectional view of current-carrying platform provided in an embodiment of the present invention, as shown in figure 5, the load
Levelling platform 3 is provided with the first electric-conductor 35 and the second electric-conductor 36, one end of first electric-conductor 35 and the second electric-conductor 36
One end respectively described with one cooling conductive part the second heat exchange seat 24 electrically connect；First electric-conductor 35 and second is led
Electric part 36 is used for forming the conductive path of test high-temperature superconductor band to be measured.
When the current capacity of high-temperature superconductor band 31 to be measured is measured, need to fix the high-temperature superconductor band 31 to be measured
On the current-carrying platform 3, therefore, the current-carrying platform 3 is provided with the insulation board for fixing high-temperature superconductor band 31 to be measured
33.
In embodiments of the present invention, the insulation board 33 includes convex insulation board, by the high-temperature superconductor band 31 to be measured
It is arranged on the boss of the convex insulation board, the other end of first electric-conductor 35 and second electric-conductor 36 can be fixed
In the both sides of the convex insulation board, and electrically connect with the high-temperature superconductor band 31 to be measured.In specific implementation process, described
Insulation board 33 includes the metallic plate of surface-coated insulant.
When high-temperature superconductor band to be measured current capacity at different temperatures is tested, generally treat that pyrometry surpasses by described
Conduction band material 31 is cooled to 20K-77K, and therefore, the current-carrying platform 3 also sets up cooling portion 34.In embodiments of the present invention, in order to
Conveniently lower the temperature to high-temperature superconductor band to be measured, the one end for arranging described first electric-conductor, 35 one end and second electric-conductor 36 is neat
Flat, cooling portion 34 is set in the cavity that first electric-conductor 35 and the second electric-conductor 36 are surrounded；In order to realize the cooling portion
34 are insulated with first electric-conductor 35 and the second electric-conductor 36, and the top in the cooling portion 34 and bottom are respectively provided with insulating part
38, it is arranged on the insulating part 38 at 34 top of cooling portion and first electric-conductor 35 is abutted against, is arranged on 34 bottom of cooling portion
Insulating part 38 is abutted against with the second electric-conductor 36.
In specific implementation process, the cooling portion 34 includes rustless steel liquid helium storage tank, the liquid in rustless steel liquid helium storage tank
Body helium is lowered the temperature by the first electric-conductor 35 and the high-temperature superconductor band 31 to be measured of the second electric-conductor 36 pairs, makes the height to be measured
Temp. superconductive band can be cooled to 20K-77K or lower temperature, to meet the requirement of test.
In embodiments of the present invention, first electric-conductor 35 includes Z-shaped electric-conductor, and second electric-conductor 36 includes phase
The U-shaped electric-conductor for connecting and Z-shaped electric-conductor, the shape in the cooling portion 34 and first electric-conductor 35 and the second electric-conductor
The mating shapes of 36 cavitys for being surrounded.Certainly, in specific implementation process, first electric-conductor 35 and the second electric-conductor
36 can be set to other arbitrary shapes, and accordingly, the cooling portion 34 can be set to lead with first electric-conductor 35 and second
The arbitrary shape that the cavity surrounded by electric part 36 matches, here is not specifically limited.
For the temperature of high-temperature superconductor band 31 to be measured described in precise control, heater is set on first electric-conductor 35
32, temperature sensor 37 is set on second electric-conductor 36.
As the current-carrying platform 3 during test and two cooling conductive parts are in low temperature state all the time, in order to avoid outside
Impact of the environment to test, the test device is also provided with shell 5 and insulation cover plate 6, wherein, the current-carrying platform 3 and two
Individual cooling conductive part is arranged on the inside of the shell 5, described two binding posts 4 extend vertically through the insulation cover plate 6 and with institute
State insulation cover plate 6 to be fixedly connected.To be measured high-temperature superconductor band is dismounted for convenience, and the shell 5 is removable with the insulation cover plate 6
Unload connection.
The shell 5 prevents from carrying with the insulation cover plate 6 by current-carrying platform 3 and two cooling conductive parts and external environment
Levelling platform 3 and two cooling conductive parts and outside air heat exchange.
On the insulation crust 5, two first through holes 51 and two the second through holes 52 are set, referring to Fig. 1, described first leads to
Hole 51 respectively with one cooling conductive part insulation storage tank 13 the other end be connected, second through hole 52 respectively with a binding post 4
On gas output channel 41 the other end connection.In specific implementation process, shell is made in order to avoid high current flow to shell 5
5 is powered, connection between the first through hole 51 and insulation storage tank 13, between second through hole 52 and gas output channel 41
Connection all using insulation connection.
In specific implementation process, the shell 5 includes thermally insulating housing.The embodiment of the present invention provides a kind of thermally insulating housing,
Referring to Fig. 6, the thermally insulating housing includes interconnective inwall 54 and outer wall 53, is provided between the inwall 54 and outer wall 53
Cavity 55, in embodiments of the present invention, in order to preferably completely cut off the heat of outside, the cavity 55 is internal to be arranged using vacuum,
The inwall 54 and outer wall 53 can all adopt metal material.Certainly, inwall 54 described in specific implementation process and outer wall 53
Other any materials can be adopted, here is not especially limited.
A kind of high-temperature superconductor band current capacity test device provided in an embodiment of the present invention, including two binding posts, absolutely
Edge cover plate, shell and it is arranged on the current-carrying platform of the enclosure and two cooling conductive parts, wherein, described two wiring
Post is extended vertically through the insulation cover plate and is fixedly connected with the insulation cover plate, and the insulation cover plate is detachable with the shell
Connection；The cooling conductive part includes heat exchange high-current leading line component and superconductive current lead component, the heat exchange high-current leading
Line component includes interconnective insulation storage tank, cooling storage tank and great current lead wire portion, and the great current lead wire portion is through described
Cooling storage tank, one end of the insulation storage tank and cooling storage tank insertion, the other end and the first through hole being arranged on the shell
Connection；The one end in the great current lead wire portion of each cooling conductive part respectively connects binding post described in, sets on the binding post
Put gas output channel, one end of the gas output channel and the cooling storage tank connect, the other end be arranged on described
The second through hole connection on shell；The superconductive current lead component includes superconducting tape, the first heat exchange seat and the second heat exchange seat,
The first heat exchange seat is electrically connected with the other end in the great current lead wire portion, and one end of the superconducting tape is changed with described first
Hot seat electrical connection, the other end are electrically connected with the second heat exchange seat；The current-carrying platform is included for arranging high-temperature superconductor band to be measured
Insulation board；The two ends of the insulation board are respectively provided with the first electric-conductor and the second electric-conductor, described first electric-conductor one end and
One end of second electric-conductor flushes, and arranges cooling portion, institute in the cavity that first electric-conductor and the second electric-conductor are surrounded
State the top in cooling portion and bottom is respectively provided with insulating part, be arranged on the insulating part at cooling portion top and the first electric-conductor phase
Abut, be arranged on the insulating part of cooling portion bottom and the second electric-conductor is abutted against；First electric-conductor and the second electric-conductor are each
The second heat exchange seat of cooling conductive part described with is electrically connected；First electric-conductor and the second electric-conductor are used for being formed
The conductive path of the high-temperature superconductor band to be measured is tested, heater, second electric-conductor are set on first electric-conductor
Upper setting temperature sensor.High-temperature superconductor band current capacity test device provided in an embodiment of the present invention, by two wiring
Post, can the low temperature liquid gas such as topping up nitrogen inside the cooling storage tank in heat exchange high-current leading line component to test device energising
Body, for lowering the temperature to great current lead wire portion so as to keep low temperature state；Insulation storage tank one end and cooling storage tank insertion, to cooling
Storage tank provides cryogenic liquid gas, and the external liquid gases pipeline of the other end, for storing up external liquid gases pipeline and cooling
Slot insulation；Electric current flows through superconductive current lead component through the great current lead wire portion of low temperature and flows into current-carrying platform, and supercurrent is drawn
Line component adopts superconducting tape, and when superconducting tape zero resistance, conduction, generation heat is few, while great current lead wire portion can also be prevented
Heat is conducted to current-carrying platform impact test result；Electric current is added by the first electric-conductor and the second electric-conductor after flowing into current-carrying platform
To being arranged on the high-temperature superconductor band to be measured on insulation board, it is simultaneously located at the first electric-conductor and the second electric-conductor surrounds cavity
Cooling portion be used for high-temperature superconductor to be measured cooling to be measured, by heater temperature sensor precise control hts band to be measured
The temperature of material, makes the test device determine the current capacity of high-temperature superconductor band to be measured under different temperatures, and test result
Accurately.Using this device, can directly treat pyrometry superconducting tape current capacity at different temperatures and measure, convenient
Practicality, test result is accurate.
The technical program is more fully understood for the ease of those skilled in the art, below in conjunction with high-temperature superconductor band current-carrying
The using method of aptitude tests device is further described.
Shell 5 is opened, high-temperature superconductor band 31 to be measured is fixed on insulation board 33, and by the hts band to be measured
One end of material 31 connects the first electric-conductor 35, other end and connects the second electric-conductor 36, makes first electric-conductor 35, treats pyrometry
Superconducting tape 31 and the second electric-conductor 36 form a conductive path.After high-temperature superconductor band 31 to be measured is fixed, cooling portion 34 passes through
First electric-conductor 35 and the second electric-conductor 36 are lowered the temperature to the high-temperature superconductor band 31 to be measured.
Shell 5 is covered, liquid nitrogen is led to insulation storage tank 13 by first through hole 51, be down to two cooling conductive parts low
Temperature state.
The temperature of the high-temperature superconductor band 31 to be measured is adjusted by heater 32 and temperature sensor 37, to two wiring
Post 4 is energized, so as to test to the current capacity of the high-temperature superconductor band to be measured.By heater 32 and temperature sensor
37 pairs of high-temperature superconductor bands to be measured 31 carry out accurate temperature controlling, and the high-temperature superconductor band 31 to be measured is set to different temperature
Degree, you can measurement high-temperature superconductor band 31 to be measured current capacity at different temperatures.
Those skilled in the art are considering description and practice here after disclosure of the invention, will readily occur to the present invention its
Its embodiment.The application is intended to any modification, purposes or the adaptations of the present invention, these modifications, purposes or
Person's adaptations follow the general principle of the present invention and including the undocumented common knowledge in the art of the present 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 precision architecture for being described above and being shown in the drawings is the invention is not limited in, and
And various modifications and changes can carried out without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (9)
1. a kind of high-temperature superconductor band current capacity test device, it is characterised in that including two binding posts (4), insulation cover plates
(6), shell (5) and the current-carrying platform (3) being arranged on inside the shell (5) and two cooling conductive parts, wherein,
Described two binding post (4) are extended vertically through the insulation cover plate (6) and are fixedly connected with the insulation cover plate (6), described
Insulation cover plate (6) is detachably connected with the shell (5)；
The cooling conductive part includes heat exchange high-current leading line component (1) and superconductive current lead component (2), the big electricity of the heat exchange
Stream lead assemblies (1) includes interconnective insulation storage tank (13), cooling storage tank (12) and great current lead wire portion (11), described big
Current feed portion (11) through described cooling storage tank (12), described insulation storage tank (13) one end with cooling storage tank (12) insertion,
The other end is connected with the first through hole (51) being arranged on the shell (5)；
The one end of great current lead wire portion (11) of each cooling conductive part respectively connects binding post (4) described in, described
Binding post (4) is upper to arrange gas output channel (41), the one end of gas output channel (41) and cooling storage tank (12)
Connect, the other end is connected with the second through hole (52) being arranged on the shell (5)；
Described superconductive current lead component (2) include superconducting tape (21), the first heat exchange seat (23) and the second heat exchange seat (24), institute
State the first heat exchange seat (23) to electrically connect with the other end of great current lead wire portion (11), the one end of superconducting tape (21) with
Described first heat exchange seat (23) electrical connection, the other end are electrically connected with the second heat exchange seat (24)；
Current-carrying platform (3) include the insulation board (33) for arranging high-temperature superconductor band (31) to be measured；The insulation board
(33) two ends are respectively provided with the first electric-conductor (35) and the second electric-conductor (36), described first electric-conductor (35) one end and described
One end of second electric-conductor (36) flushes, and arranges drop in the cavity that the first electric-conductor (35) and the second electric-conductor (36) are surrounded
Warm portion (34), the top of cooling portion (34) and bottom are respectively provided with insulating part (38), are arranged on described cooling portion (34) top
The insulating part (38) in portion is abutted against with the first electric-conductor (35), is arranged on the insulating part (38) of cooling portion (34) bottom
Abut against with the second electric-conductor (36)；
First electric-conductor (35) and the second electric-conductor (36) respectively described with one cooling conductive part the second heat exchange seat
(24) electrically connect；First electric-conductor (35) and the second electric-conductor (36) are used for forming the test high-temperature superconductor band to be measured
(31) conductive path, described first electric-conductor (35) are upper to arrange heater (32), and described second electric-conductor (36) are upper to arrange temperature
Degree sensor (37).
2. high-temperature superconductor band current capacity test device according to claim 1, it is characterised in that the supercurrent
Lead assemblies (2) also include the base material (22) be arrangeding in parallel with the superconducting tape (21), and the two ends of base material (22) are respectively
It is fixedly connected with the first heat exchange seat (23), the second heat exchange seat (24), and the superconducting tape (21) is attached to the base material
(22) on.
3. high-temperature superconductor band current capacity test device according to claim 2, it is characterised in that base material (22)
Including stainless steel substrate.
4. high-temperature superconductor band current capacity test device according to claim 1, it is characterised in that the high-current leading
Line portion (11) includes fin great current lead wire (111), and described fin great current lead wire (111) include lead central shaft
And some fins concentric with lead central shaft (1112) that are fixed on lead central shaft (1112) (1112)
(1111) there is gap (1110) between, adjacent the fin (1111).
5. high-temperature superconductor band current capacity test device according to claim 1, it is characterised in that the big electricity of the heat exchange
The central shaft of stream lead assemblies (1) and superconductive current lead component (2) is on same straight line.
6. high-temperature superconductor band current capacity test device according to claim 1, it is characterised in that the insulation board
(33) include convex insulation board.
7. high-temperature superconductor band current capacity test device according to claim 1, it is characterised in that described first is conductive
Part (35) includes Z-shaped electric-conductor, and described second electric-conductor (36) include interconnective U-shaped electric-conductor and Z-shaped electric-conductor.
8. high-temperature superconductor band current capacity test device according to claim 1, it is characterised in that shell (5)
Including thermally insulating housing.
9. a kind of using method of high-temperature superconductor band current capacity test device, is applied to as described in claim 1-8 is arbitrary
Test device, it is characterised in that include：
High-temperature superconductor band (31) to be measured are fixed on insulation board (33), and by high-temperature superconductor band (31) to be measured
End the first electric-conductor of connection (35), the other end connect the second electric-conductor (36)；
Shell (5) is covered, liquid nitrogen is led to insulation storage tank (13) by first through hole (51)；
The temperature of high-temperature superconductor band (31) to be measured is adjusted, the external communication of predetermined current is electrically added two binding posts
(4), on, the current capacity of high-temperature superconductor band (31) to be measured is tested.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344913A (en) * | 2018-03-16 | 2018-07-31 | 西安聚能超导磁体科技有限公司 | A kind of current-carrying capability test device of high-temperature superconductor band under different magnetic field direction |
| CN111751579A (en) * | 2020-05-21 | 2020-10-09 | 西部超导材料科技股份有限公司 | Design method of large current-carrying critical current sample rod |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57173985A (en) * | 1981-04-20 | 1982-10-26 | Toshiba Corp | Device for super conductor characteristic measurement |
| JPH09102634A (en) * | 1995-10-05 | 1997-04-15 | Kyushu Electric Power Co Inc | Testing equipment of current lead for superconducting equipment |
| WO1999036925A1 (en) * | 1998-01-14 | 1999-07-22 | Eurus Technologies, Inc. | Multi-filamentary high temperature superconducting power lead incorporating shielding & termination elements |
| CN101740887A (en) * | 2009-10-23 | 2010-06-16 | 中国科学院等离子体物理研究所 | Connecting part used between high-temperature superconducting segment of heavy current lead and resistance heat exchanger |
| WO2011029669A1 (en) * | 2009-09-10 | 2011-03-17 | Zenergy Power Gmbh | Method and device for the quality control of superconducting bands |
| JP2013044564A (en) * | 2011-08-22 | 2013-03-04 | Sumitomo Electric Ind Ltd | Method for measuring critical current of superconductive cable |
| CN102998566A (en) * | 2012-11-29 | 2013-03-27 | 安徽万瑞冷电科技有限公司 | Test device for high temperature superconduction current leading wire |
| CN103050213A (en) * | 2012-12-28 | 2013-04-17 | 电子科技大学 | Superconducting coil, superconducting energy storage device and control method |
| CN104034983A (en) * | 2014-06-19 | 2014-09-10 | 中国科学院电工研究所 | Multi-sample performance test system for high temperature superconducting materials |
| CN104198800A (en) * | 2014-09-17 | 2014-12-10 | 富通集团（天津）超导技术应用有限公司 | Critical-current testing device for high-temperature superconductor strips |
| CN205027803U (en) * | 2015-06-10 | 2016-02-10 | 上海超导科技股份有限公司 | A device for test of high temperature superconducting tape mechanical properties |
| CN105510746A (en) * | 2015-12-28 | 2016-04-20 | 云南电网有限责任公司电力科学研究院 | High-temperature superconducting strip performance test device and use method |
| CN105866238A (en) * | 2016-05-20 | 2016-08-17 | 云南电网有限责任公司电力科学研究院 | High-temperature superconducting tape detection system |
| CN206114811U (en) * | 2016-10-25 | 2017-04-19 | 云南电网有限责任公司电力科学研究院 | High -temperature superconducting tape current -carrying capability test device |
-
2016
- 2016-10-25 CN CN201610940677.2A patent/CN106443270B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57173985A (en) * | 1981-04-20 | 1982-10-26 | Toshiba Corp | Device for super conductor characteristic measurement |
| JPH09102634A (en) * | 1995-10-05 | 1997-04-15 | Kyushu Electric Power Co Inc | Testing equipment of current lead for superconducting equipment |
| WO1999036925A1 (en) * | 1998-01-14 | 1999-07-22 | Eurus Technologies, Inc. | Multi-filamentary high temperature superconducting power lead incorporating shielding & termination elements |
| WO2011029669A1 (en) * | 2009-09-10 | 2011-03-17 | Zenergy Power Gmbh | Method and device for the quality control of superconducting bands |
| CN101740887A (en) * | 2009-10-23 | 2010-06-16 | 中国科学院等离子体物理研究所 | Connecting part used between high-temperature superconducting segment of heavy current lead and resistance heat exchanger |
| JP2013044564A (en) * | 2011-08-22 | 2013-03-04 | Sumitomo Electric Ind Ltd | Method for measuring critical current of superconductive cable |
| CN102998566A (en) * | 2012-11-29 | 2013-03-27 | 安徽万瑞冷电科技有限公司 | Test device for high temperature superconduction current leading wire |
| CN103050213A (en) * | 2012-12-28 | 2013-04-17 | 电子科技大学 | Superconducting coil, superconducting energy storage device and control method |
| CN104034983A (en) * | 2014-06-19 | 2014-09-10 | 中国科学院电工研究所 | Multi-sample performance test system for high temperature superconducting materials |
| CN104198800A (en) * | 2014-09-17 | 2014-12-10 | 富通集团（天津）超导技术应用有限公司 | Critical-current testing device for high-temperature superconductor strips |
| CN205027803U (en) * | 2015-06-10 | 2016-02-10 | 上海超导科技股份有限公司 | A device for test of high temperature superconducting tape mechanical properties |
| CN105510746A (en) * | 2015-12-28 | 2016-04-20 | 云南电网有限责任公司电力科学研究院 | High-temperature superconducting strip performance test device and use method |
| CN105866238A (en) * | 2016-05-20 | 2016-08-17 | 云南电网有限责任公司电力科学研究院 | High-temperature superconducting tape detection system |
| CN206114811U (en) * | 2016-10-25 | 2017-04-19 | 云南电网有限责任公司电力科学研究院 | High -temperature superconducting tape current -carrying capability test device |
Non-Patent Citations (1)
| Title |
|---|
| 赵翔: "高温超导带材临界电流各向异性的试验研究" * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344913A (en) * | 2018-03-16 | 2018-07-31 | 西安聚能超导磁体科技有限公司 | A kind of current-carrying capability test device of high-temperature superconductor band under different magnetic field direction |
| CN111751579A (en) * | 2020-05-21 | 2020-10-09 | 西部超导材料科技股份有限公司 | Design method of large current-carrying critical current sample rod |
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