CA2371075A1 - Flexible conductor core for superconducting power cable and manufacturing process thereof - Google Patents
Flexible conductor core for superconducting power cable and manufacturing process thereof Download PDFInfo
- Publication number
- CA2371075A1 CA2371075A1 CA002371075A CA2371075A CA2371075A1 CA 2371075 A1 CA2371075 A1 CA 2371075A1 CA 002371075 A CA002371075 A CA 002371075A CA 2371075 A CA2371075 A CA 2371075A CA 2371075 A1 CA2371075 A1 CA 2371075A1
- Authority
- CA
- Canada
- Prior art keywords
- superconducting
- layers
- core
- tapes
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004020 conductor Substances 0.000 title claims abstract 12
- 238000004519 manufacturing process Methods 0.000 title claims 3
- 101100083446 Danio rerio plekhh1 gene Proteins 0.000 claims abstract 4
- 101100129500 Caenorhabditis elegans max-2 gene Proteins 0.000 claims abstract 3
- 239000010935 stainless steel Substances 0.000 claims 5
- 229910001220 stainless steel Inorganic materials 0.000 claims 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 4
- 229910052802 copper Inorganic materials 0.000 claims 4
- 239000010949 copper Substances 0.000 claims 4
- 238000004804 winding Methods 0.000 claims 3
- 229910000831 Steel Inorganic materials 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- 239000010959 steel Substances 0.000 claims 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000011810 insulating material Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 229910052709 silver Inorganic materials 0.000 claims 1
- 239000004332 silver Substances 0.000 claims 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B12/00—Superconductive or hyperconductive conductors, cables, or transmission lines
- H01B12/02—Superconductive or hyperconductive conductors, cables, or transmission lines characterised by their form
- H01B12/06—Films or wires on bases or cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B12/00—Superconductive or hyperconductive conductors, cables, or transmission lines
- H01B12/02—Superconductive or hyperconductive conductors, cables, or transmission lines characterised by their form
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S505/00—Superconductor technology: apparatus, material, process
- Y10S505/825—Apparatus per se, device per se, or process of making or operating same
- Y10S505/884—Conductor
- Y10S505/885—Cooling, or feeding, circulating, or distributing fluid; in superconductive apparatus
- Y10S505/886—Cable
Abstract
A flexible conductor core for superconducting power cable, characterized by a central tubular element on which the superconducting tapes are placed, in the shape of a spiral or helix, in at least two layers with a calculated angle of lay length, being one of the sections of the layers of the superconducting tapes laid in a direction opposite to the other section, wherein the laying length of all the layers varies from a maximum P max1 (1000 cm) and P max2 (1000 cm) in the intermediate layers to a P min1 (2 cm) and P min2 (2 cm) in the external layers, while the laying angle of the tapes of all the layers varies from .alpha.max1 (45°) to .alpha.min1 (0°).
Claims (11)
1. A flexible superconducting core for superconducting power cable, wherein said core is a helical central tubular element in which the spiral or helix shaped superconducting tapes are applied in at least two layers with a calculated angle and lay length, said corrugated central core is made of stainless steel and consists of a mesh based on a first layer of steel tape of one size and a second layer of a different size; it also includes a second layer of copper tapes on which the superconducting tapes are applied, characterized because one of the sections of the layers of the superconducting tapes, next to the central core are laid in one direction opposite the other section of said superconducting layers external to the cable, wherein the laying length of all the layers varies from a maximum P max1 (1000 cm) and P max2 (1000 cm) in the intermediate layers and a P min1 (2 cm) and P min2 (2 cm) in the external layers, while the laying angle of the tapes in all the layers varies from .alpha. max1 (45°) to .alpha. min1 (0°) and from .alpha. max2 (45°) to .alpha. min2 (0°) in at least one of the layers of tapes placed between the external surface of the core and the inferior part of the layer, being the current distribution between the layers uniform and each cable layer operating at total current conductance.
2. The flexible conductor core for superconducting power cable according to claim 1, characterized because the tube element has an external diameter preferably from 4 to 6 cm and an internal diameter between 2 and 4 cm in which the corrugation depth may vary between 0.5 cm and 1 cm and the corrugation pitch may vary from 1.6 to 3 cm.
3. The flexible conductor core for superconducting power cable according to claim 1, characterized because in the first layer, the stainless steel tapes have a width ranging from 4 to 5 cm and a thickness ranging from 0.005 to 0.006 cm and spacing ranging from 0.15 to 0.2 cm and then the second layer of stainless steel tape is applied which has a width ranging from 2.5 to 4 cm and a thickness ranging from 0.001 to 0.002 cm with a spacing ranging from 0.1 to 0.15 cm.
4. The flexible conductor core for superconducting power cable according to claim 1, characterized because the tubular core consists of a first layer of copper tapes with a width ranging from 0.25 to 4.0 cm and a thickness ranging from 0.025 to 0.030 cm with a laying length ranging from 2 to 100 cm.
5. The flexible conductor core for superconducting power cable according to claim 1, characterized because it operates with direct current, alternate current and current pulses.
6. The flexible conductor core for superconducting power cable according to claim 1, characterized because the conductor layers are made of metals and/or alloys with low electric resistance based on aluminum, copper or silver.
7. The flexible conductor core for superconducting power cable according to claim 1, characterized because the layers are made of one or several superconducting tapes, and the direction of the laying length of the tapes from the internal layer to the external layer changes only once independently of the number of the layers of the cable.
8. The flexible conductor core for superconducting power cable according to claim 1, characterized because the ratio of the number of layers placed in opposite direction is between 1:1 and 1:2.
9. The flexible conductor core for superconducting power cable according to claim 1, characterized because the superconducting elements to be used can be flat, round, oval or in the shape of a sector.
10. A manufacturing process for the superconducting core which is conducted on a tape-winding machine, characterized because it consists of the following steps: placing a corrugated central core (formador) made of flexible stainless steel; coating the core with a stainless steel mesh; with two layers of steel tapes of different width, placing a layer of copper tapes having a laying length of 2 to 100 cm; applying a first layer of superconducting tape at an application angle between 0° and 45°, being the process characterized by the geometrical placing of the superconducting material in tapes having a width ranging from 0.38 to 0.42 cm (BISSCC 22233 composition) and a thickness ranging from 0.018 to 0.022, obtaining a current density of 7 kA/cm2; being the first three layers placed in a right or left sense with a lay length between 2 to 300 cm and an angle between 0° to 45°, being the other three layers made of superconducting material placed in the opposite sense with regard to the previous layers, and so on, depending on the design and finally a layer of reunifying tape is applied, said tape being made of an insulating material and having a thickness ranging from 0.005 to 0.01 cm and a width ranging from 2 to 4 cm.
11. A tape-winding machine to manufacture a conductor core for superconducting power cable, consisting of a bench structure placed longitudinally, characterized by the following mechanical arrangements: an initial unwinding element placed in the front end of the machine and on which the core is placed; then an elongated bed of rolls; then a header element projecting longitudinally on which the superconducting tapes are placed on reels located laterally with regard to said headers; it then consists directionally of a second header through which the superconducting tape passes through a plurality of guide elements at an angle of up to 45° with a curve radius of up to 6 cm permitting laying angles from 1°
to 60° and with cabling lays from 2 to 300 cm; it then consists directionally of a second bed of rolls to support the core and at the rear end of the bench it includes a winding element receiving said core.
to 60° and with cabling lays from 2 to 300 cm; it then consists directionally of a second bed of rolls to support the core and at the rear end of the bench it includes a winding element receiving said core.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2371075A CA2371075C (en) | 2002-02-08 | 2002-02-08 | Flexible conductor core for superconducting power cable and manufacturing process thereof |
| US10/083,485 US6972374B2 (en) | 2002-02-08 | 2002-02-27 | Flexible conductor code for superconducting power cable and manufacturing process thereof |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2371075A CA2371075C (en) | 2002-02-08 | 2002-02-08 | Flexible conductor core for superconducting power cable and manufacturing process thereof |
| US10/083,485 US6972374B2 (en) | 2002-02-08 | 2002-02-27 | Flexible conductor code for superconducting power cable and manufacturing process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2371075A1 true CA2371075A1 (en) | 2003-08-08 |
| CA2371075C CA2371075C (en) | 2012-10-23 |
Family
ID=29421114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2371075A Expired - Lifetime CA2371075C (en) | 2002-02-08 | 2002-02-08 | Flexible conductor core for superconducting power cable and manufacturing process thereof |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US6972374B2 (en) |
| CA (1) | CA2371075C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MXPA02007435A (en) * | 2002-08-01 | 2004-07-16 | Servicios Condumex Sa | Energy superconducting cable with improved superconducting core. |
| US7608785B2 (en) * | 2004-04-27 | 2009-10-27 | Superpower, Inc. | System for transmitting current including magnetically decoupled superconducting conductors |
| US8593141B1 (en) | 2009-11-24 | 2013-11-26 | Hypres, Inc. | Magnetic resonance system and method employing a digital squid |
| US8970217B1 (en) | 2010-04-14 | 2015-03-03 | Hypres, Inc. | System and method for noise reduction in magnetic resonance imaging |
| CN108039248B (en) * | 2017-12-08 | 2020-08-14 | 北京原力辰超导技术有限公司 | High-temperature superconducting cable with composite electromagnetic shielding layer |
| CN110600190B (en) * | 2019-09-24 | 2021-03-30 | 深圳供电局有限公司 | Three-phase high-temperature superconducting electrified conductor |
-
2002
- 2002-02-08 CA CA2371075A patent/CA2371075C/en not_active Expired - Lifetime
- 2002-02-27 US US10/083,485 patent/US6972374B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US6972374B2 (en) | 2005-12-06 |
| US20030159847A1 (en) | 2003-08-28 |
| CA2371075C (en) | 2012-10-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20220208 |