CN218180993U - Device for testing current carrying capacity of high-temperature superconducting tape - Google Patents
Device for testing current carrying capacity of high-temperature superconducting tape Download PDFInfo
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- CN218180993U CN218180993U CN202222049103.XU CN202222049103U CN218180993U CN 218180993 U CN218180993 U CN 218180993U CN 202222049103 U CN202222049103 U CN 202222049103U CN 218180993 U CN218180993 U CN 218180993U
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Abstract
The utility model discloses a testing arrangement of high temperature superconducting tape current-carrying capacity belongs to high temperature superconducting material technical field. The utility model discloses a support, sample thermostat and magnet thermostat. The sample thermostat is connected to the bracket; the interior of the sample thermostat is divided into a first hollow area and a second hollow area, the first hollow area is used for installing a conduction cooling device for providing cold for the sample, and the second hollow area is used for placing the sample; the magnet thermostat comprises an annular vacuum space formed by a first vacuum cover and a second vacuum cover and a magnetic field coil assembly placed in the annular vacuum space; the center of the annular vacuum space forms a room temperature hole, and the second hollow area is accommodated in the room temperature hole. The utility model provides a testing device for the current carrying capacity of a high-temperature superconducting strip, which avoids the waste of testing time caused by the temperature recovery and magnetism recovery of a replaced sample; meanwhile, the background magnetic field can be customized and adjusted according to requirements, and the test cost is reduced.
Description
Technical Field
The utility model relates to a high temperature superconducting material technical field, concretely relates to testing arrangement of high temperature superconducting tape current-carrying capacity.
Background
The strong magnetic field technology is widely applied to the fields of industry, medical treatment, national defense and scientific research. The superconducting magnet has wide application prospect in the field of high-intensity magnetic fields. However, in the process of operating the superconducting magnet, it is necessary to ensure that the operating temperature of the magnet is below the critical temperature of the superconducting wire. The higher the operating temperature of the superconducting magnet is, the lower the refrigeration cost required for maintaining the low-temperature environment of the superconducting magnet is, so that the operating temperature of the superconducting magnet is increased, and the search for the superconducting tape with high critical temperature is an important technical direction for the development of the superconducting magnet. At present, the critical temperature of the high-temperature superconducting strip with engineering practical value reaches above a liquid nitrogen temperature zone (77K). Although the theoretical operating temperature of the high-temperature superconducting magnet can reach more than 77K, in order to improve the operating current, improve the stability of the magnet operation and reduce the initial investment of superconducting strips, the design operating temperature of most high-temperature superconducting magnets is 30K or below.
The current carrying capacity of the superconducting high-temperature superconducting tape is a main parameter for judging the critical temperature of the high-temperature superconducting tape, is also key data for designing the superconducting magnet, and needs to be obtained through experimental measurement. The current carrying capacity of the high-temperature superconducting tape is mainly determined by the temperature of the body of the high-temperature superconducting tape, the magnetic field intensity of the position and the magnetic field direction, and is simultaneously influenced by the bending radius and the strain state of the tape.
At present, a measuring device of a high-temperature superconducting strip under a magnetic field and a low temperature generally adopts a cryostat with the magnetic field and a sample in the same position; when the sample is replaced, the sample and the magnet need to be demagnetized and rewarmed, the tested sample is transferred from the testing device, and a new sample to be tested is put in. This results in a tedious testing process and a long time consumption; meanwhile, the device has small measurable magnetic field and cannot be replaced, and the test requirement of a sample with high current carrying capacity cannot be met.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned deficiencies of the prior art, the present invention provides a device for testing current carrying capacity of a high temperature superconducting tape.
In order to realize the above-mentioned some or all or other purposes, the utility model provides a following technical scheme:
a device for testing the current carrying capacity of a high-temperature superconducting tape comprises a bracket, a sample thermostat for placing a sample and a magnet thermostat for providing a background magnetic field for the sample;
the sample thermostat is connected to the bracket; the interior of the sample thermostat is divided into a first hollow area and a second hollow area, the first hollow area is used for installing a conduction cooling device for providing cold for a sample, and the second hollow area is used for placing the sample;
the magnet thermostat comprises an annular vacuum space formed by a first vacuum cover and a second vacuum cover and the magnetic field coil assembly placed in the annular vacuum space; the center of the annular vacuum space forms a room temperature hole, and the second hollow area is accommodated in the room temperature hole.
In the process of testing the current carrying capacity of the high-temperature superconducting sample, the second hollow region is accommodated in the room-temperature hole, the testing device is started, and the magnetic field coil assembly provides a background magnetic field; the sample is positioned in a background magnetic field, the conduction cooling device provides cold energy, and the current-carrying performance of the sample is tested through an external ammeter.
The device is characterized in that a worm gear lead screw lifter is arranged on the support, a lifting nut is arranged on the worm gear lead screw lifter, a load fixing table is connected onto the lifting nut, and the sample thermostat is installed on the load fixing table. Adjusting the position of a sample thermostat by arranging a worm screw lifter;
and a lifting handle for adjusting the height of the screw rod is arranged on the worm wheel screw rod lifter. When the test is carried out, the second hollow domain is inserted into the room temperature hole by driving the lifting handle; when the test is finished or the sample is replaced midway, the lifting handle is driven to adjust the rise of the sample thermostat, so that the sample thermostat or the magnet thermostat can be adjusted independently.
The two sides of the bracket, which are located on the worm gear screw lifter, are provided with slide rails, slide blocks are respectively arranged on the slide rails on the two sides, and the two sides of the load fixing table are connected with the slide blocks. The sliding block moves up and down along the sliding rail and plays a role in guiding in the lifting process; the smooth force for the up-and-down movement of the sample thermostat is increased by arranging the sliding rail and the sliding block.
The load fixing table is movably connected with the two metal plates to form a triangular support frame towards the two sides of the ground, so that the sample thermostat is in a horizontal state. Meanwhile, the triangular support frame ensures that the whole sample thermostat fixing table is not bent.
The bottom surface of the support attached to the ground is provided with a first pulley, the support is provided with a pushing handle on the back of the sliding rail, and the support and the sample thermostat move through the pushing handle.
The conduction cooling device comprises a first refrigerator, a vacuum cover and a first cold shield sleeved inside the vacuum cover, the vacuum cover wraps the sample thermostat, and the first refrigerator penetrates through a top plate arranged at the top of the vacuum cover. The conduction cooling device provides a temperature suitable for the high-temperature superconducting property of the sample for the sample, and meanwhile the vacuum cover and the first cold shield avoid the problem that the internal temperature is reduced due to the exchange of the internal temperature and the external temperature of the sample thermostat.
The first refrigerator comprises a first cold stage and a second cold stage, the first cold stage penetrates through the top plate and the first cold shield, and the second cold stage is positioned in the first cold shield; the second cold stage comprises a second-stage cold head and a second cold guiding plate, a hole for the transmission piece to pass through is formed in the second cold guiding plate, and the transmission piece passes through the hole and is connected with the transmission mechanism. At the moment, the transmission part drives the transmission mechanism to adjust the angle of the sample in the background magnetic field, so that the current-carrying characteristic of the sample can be measured when the sample is at different angles in the background magnetic field.
The sample thermostat is characterized in that a sample placing frame is arranged in the sample thermostat, the sample placing frame comprises a driving handle, a transmission piece for adjusting the sample placing angle and a transmission mechanism connected with the transmission piece, a sample is placed in a sample seat, and the sample seat is installed in the transmission mechanism. The position adjustment of the transmission mechanism drives the position adjustment of the sample seat, so that the sample presents different angles.
The magnetic field coil assembly is a high-temperature superconducting coil assembly, a second cold screen is sleeved in the annular vacuum space, a second refrigerator is arranged in the second vacuum screen, and the second refrigerator is connected with a cold guide copper plate to provide cold for the high-temperature superconducting coil assembly. The high-temperature superconducting material used as the material of the magnetic field coil assembly has the advantages of small volume, light weight and large transmission capacity, and can reduce the occupied space of the device and simultaneously reduce the transmission loss; the second refrigerator provides cold for the high-temperature superconducting coil assembly, so that the high-temperature superconducting characteristic is reflected, and meanwhile, the second cold screen is arranged, so that the temperature exchange between the inside and the outside of the magnet thermostat can be avoided, and the cold loss is avoided.
Compared with the prior art, the utility model provides a pair of high temperature superconducting tape current-carrying capacity's testing arrangement mainly has following beneficial effect:
1. through the structure of independently setting up sample thermostat and magnet thermostat, sample and background magnetic field are located two independent spaces this moment, are convenient for rewarming alone or remagnetizing when testing clearance change sample or adjustment background magnetic field intensity, save manufacturing cost and time.
2. The sample placing rack is arranged in the sample thermostat, the testing angle of the sample in a background magnetic field can be adjusted by driving the handle, and the current-carrying characteristic of the sample under the condition that the sample and the background magnetic field are at different angles can be measured.
3. The vacuum cover and the cold shield are arranged in the sample thermostat and the magnet thermostat, so that the heat exchange between the interior and the exterior of the sample thermostat and the magnet thermostat can be avoided, and the heat loss is avoided.
4. The magnetic field coil assembly is arranged in the magnet thermostat, so that the size of a background magnetic field can be replaced or adjusted according to requirements, and the test requirement of a sample with high current carrying capacity is met.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a device for testing current carrying capacity of a high-temperature superconducting tape according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a bracket and a sample thermostat of a device for testing current carrying capacity of a high-temperature superconducting tape according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a magnet thermostat of a device for testing current carrying capacity of a high temperature superconducting tape according to an embodiment of the present invention;
fig. 4 is a schematic view of a partial structure of a sample thermostat of a device for testing current carrying capacity of a high temperature superconducting tape according to an embodiment of the present invention.
Reference numerals: -100 parts of a stent; pushing the handle-101; a first pulley-102; worm gear screw lifter-103; a lifting handle-1031; a load holding table-104; -105 a slide rail; a slider-106; a triangular support frame-107; sample thermostat-200; a vacuum hood-201; a first cold shield-202; a sample holder-203; a sample holder mounting location-2031; a transmission member-204; a drive handle-205; a first high temperature superconductive wire segment-206; a first copper lead segment-207; current lead tab-208; a first refrigerator-209; first cold stage-2091; second cold stage-2092; a top plate-210; a first intermediate space domain-211; second medium space domain-212; mount-214; a rotation axis-215; a rotating shaft mounting location-2151; a commutation component-216; a first conical gear-216 a; a second conical gear-216 b; a first cylindrical gear-217; a second cylindrical gear-218; a cooling pan-219; magnet thermostat-300; a second pulley-301; high temperature superconducting coil assembly-302; a first vacuum enclosure-303; a second vacuum enclosure-304; a second cold shield-305; room temperature vent-306; a second refrigerator-307; a cold conducting copper plate-308; a second copper lead segment-309; a second high temperature superconductive wire segment-310; power supply lead connector-311.
Detailed Description
The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Example (b):
the apparatus for testing current carrying capacity of a high temperature superconducting tape shown in fig. 1, 2 and 3 comprises a support 100, a sample thermostat 200 for placing a sample, and a magnet thermostat 300 for generating a background magnetic field for the sample.
The bracket 100 is L-shaped, one surface of the bracket, which is vertical to the ground part, is provided with a push handle 101, and the other surface of the bracket is connected with a sample thermostat 200; a first sheave 102 is provided parallel to the ground portion and against the ground, the first sheave 102 being provided with a sheave locking device to prevent slippage of the apparatus during testing. The handle 101 is pushed to move the bracket 100 on the ground. The support 100 is provided with a worm gear screw lifter 103 vertically on the ground, and a fixed seat is arranged at the bottom of the worm gear screw lifter 103. Wherein, a lifting handle 1031 is arranged at the turbine for lifting, and a load fixing platform 104 is connected on a lifting nut of the turbine screw rod lifter 103. The two sides of the worm gear screw lifter 103 on the bracket 100 are also provided with slide rails 105, and sliders 106 on the slide rails 105 are connected with the load fixing table 104 and play a role in guiding in the lifting process. In the present embodiment, two sliding blocks 106 are mounted on each side sliding rail 105, and in other embodiments, the number of the sliding blocks 106 can be set as required.
The two sides of the load fixing platform 104 facing the ground are respectively movably connected with the two metal plates to form a triangular support frame 107; the slide block 106 is fixed at the upper end and the lower end of a vertical metal plate of the triangular support frame 107; the triangular supports 107 allow the entire sample thermostat 200 to be fixed against bending, ensuring that the sample thermostat 200 is level. The sample thermostat 200 is mounted on the load lock station 104.
The sample thermostat 200 includes a conductive cooling device, a sample holder, and a current lead structure. The sample thermostat 200 comprises a first intermediate space 211 and a second intermediate space 212 which are communicated, wherein the first intermediate space 211 is a hollow cylindrical space with a larger diameter; the second airspace 212 is located below the first airspace 211, is a hollow cylindrical space with a smaller diameter, and is eccentric to the first airspace 211.
The conduction cooling device includes a vacuum hood 201 and a first cold shield 202 that reduce heat exchange between the inside and the outside of the sample thermostat 200, and a first refrigerator 209 for supplying cold to the sample. The first intermediate airspace 211 and the second intermediate airspace 212 are cavities formed by the vacuum cover 201, and the first cold shield 202 is sleeved in the vacuum cover 201 and used for reducing the loss of cold in the transmission process. The first chiller 209 comprises a first cold stage 2091 and a second cold stage 2092 coupled together, the first cold stage 2091 comprising a first cold head and a first cold conducting plate coupled together, wherein the first cold head is mounted to a top plate 210 at the top of the vacuum enclosure 201 and extends into a first intermediate space 211. Second cold level 2092 is located first cold level 2091 below, contains the cold board is led to the second grade cold head and the second grade that are connected, and wherein the first-order cold head is connected to the second grade cold head, and second grade is led cold board one side and is equipped with the through-hole, and the sample rack is installed on the roof 210 at vacuum hood 201 top, and passes the through-hole extends to the second grade and leads cold board below, in second airspace 212.
In this embodiment, the first refrigerator 209 is a liquid helium-free cooling mode of a small refrigerator, and does not need gas helium or liquid helium, thereby reducing the operation difficulty of the apparatus and reducing the test cost.
The sample placing frame comprises a driving handle 205, a transmission piece 204 for adjusting the placing angle of the sample and a transmission mechanism connected with the transmission piece 204, wherein the transmission mechanism is connected with the sample seat 203. One end of the transmission member 204 is connected with the driving handle 205 positioned on the top plate 210, the transmission member 204 is driven to rotate through the driving handle 205, and then the transmission mechanism is driven to adjust the position of the sample holder 203, and further the angle of the tested sample in the sample holder 203 is adjusted, so as to meet the requirement of multi-angle testing.
As shown in fig. 4, in this embodiment, the transmission mechanism comprises a reversing assembly 216 connected to the transmission member 204, a rotating shaft 215, and a cylindrical gear assembly connected to the sample holder 203. The drive mechanism is contained within the cavity of the mount 214. In this embodiment, the mounting block 214 is a hollow cylindrical structure. Two corresponding rotating shaft mounting positions 2151 and two corresponding sample holder mounting positions 2031 are provided at the same height positions on both sides of the mount 214, respectively. The sample holder 203 is rotatably mounted on the sample holder mounting portion 2031. The rotation axis mount 2151 is located above the sample holder mount 2031, and the rotation axis 215 is mounted on the rotation axis mount 2151 in parallel with the sample holder 203.
The transmission piece 204 passes through a through hole arranged at the top of the mounting base 214 to be connected with a reversing assembly 216, the reversing assembly 216 comprises a first conical gear 216a and a second conical gear 216b, the rotating axis of the first conical gear 216a is provided with a first through hole, and the first conical gear 216a is fixedly sleeved at the tail end of the transmission piece 204 through the first through hole; the second conical gear 216b is provided with a second through hole on its rotational axis. The second conical gear 216b is fixedly connected with the rotating shaft 215 through the second through hole, and the first conical gear 216a and the second conical gear 216b are engaged with each other.
The two ends of the rotating shaft 215 are connected with cylindrical gear assemblies, each cylindrical gear assembly comprises two first cylindrical gears 217 and two second cylindrical gears 218, the first cylindrical gears 217 are fixedly installed at the two ends of the rotating shaft 215, the second cylindrical gears 218 are meshed with the first cylindrical gears 217, the sample holder 203 is installed between the two second cylindrical gears 218, and a sample is placed in the sample holder 203.
The working process of the sample placing rack is as follows:
the driving handle 205 drives the transmission member 204 to rotate, and then drives the first bevel gear 216a to rotate, the first bevel gear 216a is meshed with the second bevel gear 216b to further drive the rotating shaft 215 passing through the second bevel gear 216b to rotate, the rotating shaft 215 is connected with the cylindrical gear assembly, so the rotating shaft 215 drives the first cylindrical gear 217 to rotate, and then drives the second cylindrical gear 218 meshed with the first cylindrical gear 217 to rotate, the second cylindrical gear 218 rotates to drive the sample holder 203 to rotate, at this time, samples placed in the sample holder 203 present different testing angles.
In this embodiment, the mounting base 214 is connected with a cooling frame, the upper end of the cooling frame is connected with a secondary cooling guide plate, the lower end of the cooling frame is connected with a cooling tray 219, and the bottom of the cooling tray 219 is provided with a plurality of cooling guide belts for cooling the sample holder 203. The cold is transferred from the secondary cold conduction plate to the cooling frame and from the cooling frame to the cold conduction band on the cooling disc 219, providing cold to the sample located in the sample holder 203.
The current lead structure includes two first copper lead segments 207, two first high temperature super lead segments 206, and two current lead connectors 208 disposed on a top plate 210. The room temperature end of the first copper lead section 207 is connected with a current lead connector 208, the connection joint of the first copper lead section 207 and the first high-temperature over-lead line section 206 is positioned on the first-stage cold-conducting plate, the other end of the first high-temperature over-lead line section 206 is connected with a sample, and the current lead connector 208 is externally connected with an ammeter; at the moment, the current lead joint 208, the two first copper lead sections 207, the two first high-temperature superconducting lead ends 206 and the sample of the external ammeter form a complete loop, and when the sample generates current in a background magnetic field, current data at the moment can be obtained through the external ammeter. At this time, the first refrigerator 209 supplies cold to the first high-temperature superconducting wire segment 206 to exhibit high-temperature superconducting characteristics.
The magnet thermostat 300 contains a magnetic field coil assembly and a second refrigerator 307. The magnetic field coil assembly is positioned in an annular vacuum space formed by a first vacuum cover 303 and a second vacuum cover 304, and a room temperature hole 306 is formed in the center of the annular vacuum space; a second cold shield 305 is sleeved in the annular vacuum space to isolate the temperature exchange between the inside and the outside of the first vacuum cover 303 and the second vacuum cover 304; the shape of the room temperature hole 306 is similar to the shape of the lower space of the sample thermostat 200, and the inner diameter thereof is slightly larger than the outer diameter of the lower space of the sample thermostat 200, so that the lower portion of the sample thermostat 200, i.e., the second airspace 212, is located in the room temperature hole 306. In this embodiment, the magnetic field coil assembly is the superconducting coil assembly 302 of 4K, and in other embodiments, the material and parameters of the magnetic field coil assembly may be adjusted as desired. The bottom of the magnet thermostat 300 is provided with a second pulley 301 for facilitating the pushing of the magnet thermostat 300 so that the room temperature hole 306 faces the second airspace 212. The second refrigerator 307 is located on one side of the magnetic field coil assembly, the second refrigerator 307 is a secondary refrigerator, a secondary cold conduction plate of the second refrigerator is connected with a cold conduction copper plate 308, and cold energy is conducted to the high-temperature superconducting coil assembly 302 through the cold conduction copper plate 308, so that the high-temperature superconducting coil assembly 302 exerts high-temperature superconducting characteristics. The power lead structure comprises two second copper lead segments 309, two second high temperature super lead segments 310, and two power lead connectors 311. The room temperature end of the second copper lead segment 309 is connected with the power lead connector 311, the low temperature end is connected with the second high temperature superconducting lead segment 310 and the connector is located on the second cold stage of the second refrigerator 307, and the other end of the second high temperature superconducting lead segment 310 is connected with the lead part led out from the inside of the high temperature superconducting coil assembly 302. The power supply lead connector 311 is externally connected with an external power supply to supply power to the high-temperature superconducting coil assembly 302, and the second refrigerator 307 provides cold energy for the high-temperature superconducting coil assembly 302. The external power source is turned on, and the magnet thermostat 300 may generate a background magnetic field. In this embodiment, the second refrigerator 307 in the magnet thermostat 300 is the same model as the first refrigerator 209 in the sample thermostat 200, and in other embodiments, different models may be selected as desired.
In the testing process of the testing device for the current carrying capacity of the high-temperature superconducting tape, a sample is placed in the sample seat 203 of the sample thermostat 200, the magnet thermostat 300 is pushed, the second middle air space 212 of the sample thermostat 200 is enabled to be opposite to the room temperature hole 306 of the magnet thermostat 300, the lifting handle 1031 is driven, the rotating worm screw lifter 103 drives the sample thermostat 200 to slide downwards along the sliding rail 105, and the second middle air space 212 is enabled to be inserted into the room temperature hole 306; adjusting the driving handle 205 to drive the sample holder 203 to rotate, so that the sample is at a required angle; and starting an external power supply to enable the high-temperature superconducting coil assembly 302 to generate a background magnetic field, and checking an external ammeter to obtain current data.
It is right above the utility model discloses a high temperature superconducting tape current-carrying capacity's testing arrangement introduces in detail, and it is right to have used specific individual example herein the utility model discloses a structure and theory of operation have been expounded, and the explanation of above embodiment is only used for helping understanding the utility model discloses a method and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.
Claims (10)
1. The device for testing the current carrying capacity of the high-temperature superconducting tape is characterized by comprising a bracket (100), a sample thermostat (200) for placing a sample and a magnet thermostat (300) for providing a background magnetic field for the sample;
the sample thermostat (200) is connected to the holder (100); the interior of the sample thermostat (200) is divided into a first hollow area (211) and a second intermediate space (212), the first hollow area (211) is used for installing a conduction cooling device for providing cold for the sample, and the second intermediate space (212) is used for placing the sample;
the magnet thermostat (300) comprises an annular vacuum space formed by a first vacuum cover (303) and a second vacuum cover (304) and a magnetic field coil assembly placed in the annular vacuum space; the center of the annular vacuum space forms a room temperature hole (306), and the second intermediate space (212) is accommodated in the room temperature hole (306).
2. The device for testing the current carrying capacity of the high-temperature superconducting tape according to claim 1, wherein a worm screw lifter (103) is arranged on the support (100), a lifting nut is arranged on the worm screw lifter (103), a load fixing table (104) is connected to the lifting nut, and the sample thermostat (200) is mounted on the load fixing table (104).
3. The device for testing the current carrying capacity of the high-temperature superconducting tape according to claim 2, wherein a lifting handle (1031) for adjusting the height of the lead screw is arranged on the turbine lead screw lifter (103).
4. The device for testing the current carrying capacity of the high-temperature superconducting tape as claimed in claim 2, wherein slide rails (105) are arranged on the bracket (100) and located on two sides of the turboscrew elevator (103), slide blocks (106) are respectively arranged on the slide rails (105), and two sides of the load fixing platform (104) are connected with the slide blocks (106).
5. The device for testing the current carrying capacity of the high-temperature superconducting tape according to claim 4, wherein the two sides of the load fixing table (104) facing the ground are movably connected with the two metal plates respectively to form a triangular support frame (107), so that the sample thermostat (200) is in a horizontal state.
6. The device for testing the current carrying capacity of the high-temperature superconducting tape according to claim 4, wherein a first pulley (102) is arranged on the bottom surface of the support (100) attached to the ground, a pushing handle (101) is arranged on the back surface of the sliding rail (105) of the support (100), and the support (100) and the sample thermostat (200) are moved through the pushing handle (101).
7. The device for testing the current carrying capacity of the high-temperature superconducting tape according to claim 1, wherein the conduction cooling device comprises a first refrigerator (209), a vacuum hood (201), and a first cold shield (202) sleeved inside the vacuum hood (201), the vacuum hood (201) wraps the sample thermostat (200), and the first refrigerator (209) penetrates through a top plate (210) arranged at the top of the vacuum hood (201).
8. The apparatus for testing current carrying capacity of a high temperature superconducting tape according to claim 7, wherein the first refrigerator (209) comprises a first cold stage (2091) and a second cold stage (2092), the first cold stage (2091) penetrates through the top plate (210) and the first cold shield (202), and the second cold stage (2092) is located inside the first cold shield (202); the second cold stage (2092) comprises a second cold head and a second cold conducting plate, a hole for the transmission member (204) to pass through is formed in the second cold conducting plate, and the transmission member (204) passes through the hole and is connected with the transmission mechanism.
9. The apparatus for testing current carrying capacity of a high temperature superconducting tape according to claim 8, wherein a sample holder is disposed in the sample thermostat (200), the sample holder comprises a driving handle (205), a transmission member (204) for adjusting a sample placing angle, and a transmission mechanism connected to the transmission member (204), the sample is placed in a sample holder (203), and the sample holder (203) is mounted in the transmission mechanism.
10. The device for testing the current carrying capacity of the high-temperature superconducting tape according to claim 1, wherein the magnetic field coil assembly is a high-temperature superconducting coil assembly (302), a second cold shield (305) is sleeved in the annular vacuum space, a second refrigerator (307) is arranged in the second vacuum cover (304), and a cold conducting copper plate (308) is connected to the second refrigerator (307) to provide cold for the high-temperature superconducting coil assembly (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222049103.XU CN218180993U (en) | 2022-08-05 | 2022-08-05 | Device for testing current carrying capacity of high-temperature superconducting tape |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222049103.XU CN218180993U (en) | 2022-08-05 | 2022-08-05 | Device for testing current carrying capacity of high-temperature superconducting tape |
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| CN218180993U true CN218180993U (en) | 2022-12-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116110678A (en) * | 2023-04-07 | 2023-05-12 | 西安聚能超导磁体科技有限公司 | Measuring device for metal fluid velocity field and temperature field |
| CN117809929A (en) * | 2024-02-27 | 2024-04-02 | 西安聚能超导磁体科技有限公司 | Superconducting magnet |
-
2022
- 2022-08-05 CN CN202222049103.XU patent/CN218180993U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116110678A (en) * | 2023-04-07 | 2023-05-12 | 西安聚能超导磁体科技有限公司 | Measuring device for metal fluid velocity field and temperature field |
| CN116110678B (en) * | 2023-04-07 | 2023-06-13 | 西安聚能超导磁体科技有限公司 | Measuring device for metal fluid velocity field and temperature field |
| CN117809929A (en) * | 2024-02-27 | 2024-04-02 | 西安聚能超导磁体科技有限公司 | Superconducting magnet |
| CN117809929B (en) * | 2024-02-27 | 2024-05-07 | 西安聚能超导磁体科技有限公司 | Superconducting magnet |
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