CN212967240U - Superconducting cable structure - Google Patents
Superconducting cable structure Download PDFInfo
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- CN212967240U CN212967240U CN202021680344.9U CN202021680344U CN212967240U CN 212967240 U CN212967240 U CN 212967240U CN 202021680344 U CN202021680344 U CN 202021680344U CN 212967240 U CN212967240 U CN 212967240U
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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
A superconducting cable structure relates to the technical field of cables. It contains temperature measurement optic fibre, metal protection cover, metal bracing frame, conductor layer, insulating layer isotructure, temperature measurement optic fibre set up in the metal protection cover, temperature measurement optic fibre and metal protection cover set up at the metal bracing frame, metal bracing frame periphery be provided with the conductor layer, the conductor layer form by two-layer or two-layer more than superconducting tape around the package on the metal bracing frame, metal bracing frame and conductor layer between be provided with non-metallic material, the periphery of conductor layer be provided with the insulating layer, conductor layer and insulating layer between be provided with semiconductor material, the periphery of insulating layer be provided with the shielding layer. The utility model discloses beneficial effect does: the temperature of the cable conductor can be monitored in a distributed mode with high precision, the current carrying capacity of the superconducting cable is calculated at the same time, the superconducting cable can work normally, the cost is low, the insulating property is good, and the market popularization value is high.
Description
Technical Field
The utility model relates to a cable technical field, concretely relates to superconducting cable structure.
Background
The superconducting cable has the advantages of low line loss, large transmission capacity, small occupied space of a corridor, environmental friendliness and the like, and through the development of over ten years, the superconducting cable has made great progress in the aspect of basic research. Considering a plurality of factors such as the continuous increase of the demand of electric energy, the rapid increase of the new energy ratio and the like, the superconducting power transmission technology which can simultaneously realize high-efficiency low-loss and large-capacity power transmission can play a greater role in the future, and has very wide application prospect.
The existing cable structure has complex operation process and high cost, and meanwhile, when a fault occurs on the cable, the fault point is not easy to find, thereby causing the breakdown of the superconducting cable.
Disclosure of Invention
An object of the utility model is to prior art's defect and not enough, provide a superconducting cable structure, solved the complicated, with high costs scheduling problem of current cable structure operation process that proposes in the above-mentioned background art, the utility model discloses can carry out the temperature monitoring of high accuracy, distributing type to cable conductor temperature, calculate superconducting cable's current carrying ability simultaneously, guarantee that superconducting cable can normally work, the cost is lower, and insulating properties is good, has great market spreading value.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the temperature measuring fiber and metal protection sleeve are arranged in the metal protection sleeve, the conductor layer is arranged on the periphery of the metal support frame and is formed by two or more than two layers of superconducting tapes wound on the metal support frame, a non-metallic material is arranged between the metal support frame and the conductor layer, the insulating layer is arranged on the periphery of the conductor layer, a semiconductor material is arranged between the conductor layer and the insulating layer, the shielding layer is arranged on the periphery of the insulating layer, a semiconductor material is arranged between the insulating layer and the shielding layer, a first metal pipe is arranged on the periphery of the shielding layer, the shielding layer and the first metal tube between be provided with the liquid nitrogen, first metal tube periphery be provided with the second metal tube, first metal tube and second metal tube between be provided with the aluminium foil, the aluminium foil on be provided with the supporter, the periphery of first metal tube and second metal tube be provided with the protective sheath.
The metal support frame is made of metal tubes or metal wires in a twisted mode, and the structure of the metal support frame can be hollow or solid.
The superconducting tape is characterized in that a semiconductor material is arranged between two adjacent layers of superconducting tapes on the conductor layer, and the angle of the superconducting tape wound on the conductor layer is 10-30 degrees.
The protective sleeve can be made of paper, cloth or plastic.
The utility model discloses a theory of operation: when the temperature measuring device is used, the temperature measuring optical fiber on the metal supporting frame can perform distributed measurement on the temperature of the superconducting cable, the position of a fault point on the superconducting cable can be found in time through the monitored temperature, the superconducting cable is prevented from being broken down due to bubbles generated by temperature rise, and the critical current of the superconducting conductor is related to the temperature of the superconducting conductor, so that the running state of the superconducting cable can be well monitored by monitoring the temperature of the superconducting cable, the current carrying capacity of the superconducting cable is calculated, and the normal work of the superconducting cable is ensured.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the temperature of the cable conductor can be monitored in a distributed mode with high precision, the current carrying capacity of the superconducting cable is calculated at the same time, the superconducting cable can work normally, the cost is low, the insulating property is good, and the market popularization value is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description 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 inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: temperature measurement optic fibre 1, metal protective sheath 2, metal support frame 3, conductive layer 4, insulating layer 5, shielding layer 6, liquid nitrogen 7, first tubular metal resonator 8, aluminium foil 9, supporter 10, second tubular metal resonator 11, protective sheath 12.
Detailed Description
Referring to fig. 1, the technical solution adopted by the present embodiment is: it comprises a temperature measuring optical fiber 1, a metal protective sleeve 2, a metal supporting frame 3, a conductor layer 4, an insulating layer 5, a shielding layer 6, liquid nitrogen 7, a first metal pipe 8, an aluminum foil 9, a supporting body 10, a second metal pipe 11 and a protective sleeve 12, wherein the temperature measuring optical fiber 1 is arranged in the metal protective sleeve 2, the temperature measuring optical fiber can be effectively prevented from being damaged, the temperature measuring optical fiber 1 and the metal protective sleeve 2 are arranged on the metal supporting frame 3, the periphery of the metal supporting frame 3 is provided with the conductor layer 4, the conductor layer 4 is formed by two or more than two layers of superconducting tapes wound on the metal supporting frame 3, a non-metallic material is arranged between the metal supporting frame 3 and the conductor layer 4, the periphery of the conductor layer 4 is provided with the insulating layer 5, a semiconductor material is arranged between the conductor layer 4 and the insulating layer 5, the periphery of the, insulating layer 5 and shielding layer 6 between be provided with semiconductor material, shielding layer 6's periphery be provided with first tubular metal resonator 8, shielding layer 6 and first tubular metal resonator 8 between be provided with liquid nitrogen 7, liquid nitrogen 7 conveniently cool down the superconductive tape on conductor layer 4 and the shielding layer 6, 8 peripheries of first tubular metal resonator be provided with second tubular metal resonator 11, first tubular metal resonator 8 and second tubular metal resonator 11 between be provided with aluminium foil 9, aluminium foil 9 on be provided with supporter 10, first tubular metal resonator 8 and second tubular metal resonator 11's periphery be provided with protective sheath 12, protective sheath 12 conveniently carry out effective protection to whole superconductive cable.
Furthermore, the metal support frame 3 is made of metal tubes or metal wires, and the structure can be hollow or solid.
Furthermore, the semiconductor material is arranged between the two adjacent layers of superconducting tapes on the conductor layer 4, so that the influence on the performance of the superconducting tapes caused by mutual friction between the two adjacent layers of superconducting tapes can be effectively prevented when the superconducting cable is bent, the angle of the superconducting tapes wound on the conductor layer 4 is 10-30 degrees, and the winding angle of each layer of superconducting tapes can be conveniently and alternately changed in the winding direction or pitch.
Further, the material of the protective sleeve 12 may be paper, cloth or plastic.
The utility model discloses a theory of operation: when the temperature measuring device is used, the temperature measuring optical fiber on the metal supporting frame can perform distributed measurement on the temperature of the superconducting cable, the position of a fault point on the superconducting cable can be found in time through the monitored temperature, the superconducting cable is prevented from being broken down due to bubbles generated by temperature rise, and the critical current of the superconducting conductor is related to the temperature of the superconducting conductor, so that the running state of the superconducting cable can be well monitored by monitoring the temperature of the superconducting cable, the current carrying capacity of the superconducting cable is calculated, and the normal work of the superconducting cable is ensured.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the temperature of the cable conductor can be monitored in a distributed mode with high precision, the current carrying capacity of the superconducting cable is calculated at the same time, the superconducting cable can work normally, the cost is low, the insulating property is good, and the market popularization value is high.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (4)
1. A superconducting cable structure characterized by: the temperature measurement fiber comprises a temperature measurement fiber (1), a metal protective sleeve (2), a metal support frame (3), a conductor layer (4), an insulating layer (5), a shielding layer (6), liquid nitrogen (7), a first metal pipe (8), an aluminum foil (9), a support body (10), a second metal pipe (11) and a protective sleeve (12), wherein the temperature measurement fiber (1) is arranged in the metal protective sleeve (2), the temperature measurement fiber (1) and the metal protective sleeve (2) are arranged on the metal support frame (3), the periphery of the metal support frame (3) is provided with the conductor layer (4), the conductor layer (4) is formed by two or more than two layers of superconducting tapes wrapped on the metal support frame (3), a non-metal material is arranged between the metal support frame (3) and the conductor layer (4), the periphery of the conductor layer (4) is provided with the insulating layer (5), conductor layer (4) and insulating layer (5) between be provided with semiconductor material, the periphery of insulating layer (5) be provided with shielding layer (6), insulating layer (5) and shielding layer (6) between be provided with semiconductor material, shielding layer (6) the periphery be provided with first tubular metal resonator (8), shielding layer (6) and first tubular metal resonator (8) between be provided with liquid nitrogen (7), first tubular metal resonator (8) periphery be provided with second tubular metal resonator (11), first tubular metal resonator (8) and second tubular metal resonator (11) between be provided with aluminium foil (9), aluminium foil (9) on be provided with supporter (10), the periphery of first tubular metal resonator (8) and second tubular metal resonator (11) be provided with protective sheath (12).
2. A superconducting cable construction according to claim 1, wherein: the metal support frame (3) is made of metal tubes or metal wires in a twisted mode, and the structure can be hollow or solid.
3. A superconducting cable construction according to claim 1, wherein: the superconducting tape is characterized in that a semiconductor material is arranged between two adjacent layers of superconducting tapes on the conductor layer (4), and the angle of the superconducting tape wound on the conductor layer (4) is 10-30 degrees.
4. A superconducting cable construction according to claim 1, wherein: the material of the protective sleeve (12) can be paper, cloth or plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021680344.9U CN212967240U (en) | 2020-08-13 | 2020-08-13 | Superconducting cable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021680344.9U CN212967240U (en) | 2020-08-13 | 2020-08-13 | Superconducting cable structure |
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| Publication Number | Publication Date |
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| CN212967240U true CN212967240U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021680344.9U Active CN212967240U (en) | 2020-08-13 | 2020-08-13 | Superconducting cable structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113488284A (en) * | 2021-06-28 | 2021-10-08 | 国网上海市电力公司 | Superconducting cable comprising optical cable and consisting of square thin wires |
| CN114822982A (en) * | 2022-06-02 | 2022-07-29 | 中天科技海缆股份有限公司 | Direct current submarine cable |
-
2020
- 2020-08-13 CN CN202021680344.9U patent/CN212967240U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113488284A (en) * | 2021-06-28 | 2021-10-08 | 国网上海市电力公司 | Superconducting cable comprising optical cable and consisting of square thin wires |
| CN114822982A (en) * | 2022-06-02 | 2022-07-29 | 中天科技海缆股份有限公司 | Direct current submarine cable |
| CN114822982B (en) * | 2022-06-02 | 2023-11-07 | 中天科技海缆股份有限公司 | DC submarine cable |
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