CN105161222A - Production method for CS superconducting cable conductor used for nuclear fusion device - Google Patents
Production method for CS superconducting cable conductor used for nuclear fusion device Download PDFInfo
- Publication number
- CN105161222A CN105161222A CN201510562081.9A CN201510562081A CN105161222A CN 105161222 A CN105161222 A CN 105161222A CN 201510562081 A CN201510562081 A CN 201510562081A CN 105161222 A CN105161222 A CN 105161222A
- Authority
- CN
- China
- Prior art keywords
- cable
- level
- stranded
- cables
- superconducting
- 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
Classifications
-
- 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
Landscapes
- Superconductors And Manufacturing Methods Therefor (AREA)
Abstract
The invention relates to the technical field of manufacturing of electric wires and cables, and specifically to a production method for a CS superconducting cable conductor used for a nuclear fusion device, comprising the steps of twisting first-level cables, second-level cables, third-level cables and four-level cables, then compressing and shaping, twisting fifth-level cables, then compressing and shaping, and the like; in each of the above steps, the laying tension of each stranded wire is strictly controlled in the twisting of each level of cables; for preventing the stranded wires from being flattened and damaged in the compressing process when the stranded wires on the surfaces of cables are in direct contact with the rolling wheels, the outer surfaces of the already twisted four-level cables and the fifth-level cables are overlapped and wrapped by copper belts of the corresponding specifications before compression for protection. All the performance indexes of the CS superconducting cable used for the nuclear fusion device prepared by the preparation method completely satisfy the technical specification requirements issued by the ITER international organization; and the superconducting stranded wires are in perfect condition, the porosity of the cables is balanced, and the unhealthy phenomena of flattening, breaking and the like on the surfaces of the conductors do not exist.
Description
Technical field
The present invention relates to electric wire manufacturing technology field, specifically a kind of nuclear fusion device CS superconducting cable conductor production method.
Background technology
Nuclear fusion device CS superconducting cable conductor is a kind of multistage cable, the sub-cable of the first order of conductor is made up of according to certain twisting pitch is stranded some copper cash and some superconducting wires, then by some root cable unit again according to the sub-cable of certain twisting pitch stranded formation secondary, in like manner reconstruct three grades, the sub-cable of level Four, be finally stranding into Pyatyi pole cable.Strand after hyperconductive cable is stranded reaches 864, and every root Superconducting Strand diameter is 0.82 ± 0.003mm.Because the void coefficient of cable external diameter at different levels, cable is comparatively large for the electromagnetic performance impact of conductor, therefore, CICC pipe dress cable conductor stranded cable process is strict for the control overflow of the external diameter of cable, the voidage of cable.
Twisting pitch due to nuclear fusion device CS superconducting cable conductor cable at different levels is the half of other nuclear fusion device superconducting cable conductor twisting pitch, the design external diameter of nuclear fusion device tubulose hyperconductive cable is much smaller than the natural external diameter of cable twisting, cable stranded in must take the measure of external diameter undergauge, the material of superconducting filament is harder, almost there is no percentage elongation, the external diameter of way to CS hyperconductive cable as nuclear fusion device conductor undergauge routinely controls, in undergauge, the niobium coating on Superconducting Strand surface is very easily scraped, the Superconducting Strand being positioned at hyperconductive cable top layer is caused to deform, the even superconducting filament fracture of strand, because the voidage being positioned at top layer strand is less than the voidage of nexine strand, cause cable voidage unbalanced, stranded like this go out hyperconductive cable do not meet the requirement of CS hyperconductive cable technical specification.
Summary of the invention
The object of this invention is to provide a kind of nuclear fusion device CS superconducting cable conductor production method, press stranded the problem that during external diameter controls, Superconducting Strand coating comes off, superconducting filament Damage and Fracture, voidage are uneven to solve hyperconductive cable.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of nuclear fusion device CS superconducting cable conductor production method, it comprises the following steps:
Step one, one-level cable are stranded, single twist cabling machine is used to carry out stranded to two 0.82 ± 0.003mm Superconducting Strands and 0.82 ± 0.003mm annealed copper wire, direction of lay is dextrad, twisting pitch is 20-25mm, the laying tension value of Superconducting Strand and annealed copper wire controls at 18-20N, and stranded rear superconducting filament overlay coating is intact, harmless;
Step 2, secondary cable are stranded, and undertaken stranded by the one-level cable cage stranding machine prepared by step one, direction of lay is dextrad, and twisting pitch is 44-54mm, and the laying tension value of one-level cable controls at 43-45N;
Step 3, three grades of cables are stranded, and undertaken stranded by the secondary cable cage stranding machine prepared by step 2, direction of lay is dextrad, and twisting pitch is 81-97mm, and the laying tension value of secondary cable controls at 77-80N;
Step 4, level Four cable are stranded, and undertaken stranded by grade cable cage stranding machine of three prepared by step 3, direction of lay is dextrad, and twisting pitch is 150-170mm, and the laying tension value of three grades of cables controls at 150-200N;
Step 5, press level Four cable, outside the level Four cable prepared by step 4, overlapping wrapped 1 layer of specification is the copper strips of 0.1*25mm, and Duplication is 5 ± 1%, and lapping direction is left-hand, and wrapped rate is 70 ± 5%; After wrapped good copper strips, what adopt six road rolling wheel set to add one shaping tungsten steel die presses mode, presses level Four cable, and removed by coated copper strips after pressing, the level Four cable external diameter after pressing is 13.0-14.0mm;
Step 6, stranded Pyatyi cable, undertaken stranded by the level Four cable cage stranding machine prepared by step 5, direction of lay is dextrad, and twisting pitch is 430-470mm, and the laying tension value of level Four cable controls at 350-400N;
Step 7: press Pyatyi cable, be the copper strips of 0.1*35mm by wrapped 1 layer of specification overlapping outside the Pyatyi cable prepared by step 6, Duplication is 5 ± 1%, and lapping direction is left-hand; After wrapped good copper strips, what adopt ten road rolling wheel set to add one shaping tungsten steel die presses mode, presses Pyatyi cable, and removed by coated copper strips after pressing, carry out shaping to cable, the outer warp of gained Pyatyi cable is 32.4-32.9mm.
As a further improvement on the present invention, the six road rolling wheel set of pressing level Four cable in described step 5 adopt perpendicular horizontal three groups of roll-in modes, and the aperture of rolling wheel set is respectively 15.5mm, 15.5mm, 14.5mm14.5mm, 13.8mm, 13.8mm, the aperture of shaping tungsten steel die is 13.9mm.
Further improve as of the present invention, the ten road rolling wheel set of pressing Pyatyi cable in described step 7 adopt perpendicular horizontal five groups of roll-in modes, and the aperture of rolling wheel set is respectively 36.0mm, 36.0mm, 35.0mm35.0mm, 34.0mm, 34.0mm, 33.0mm, 33.0mm, 32.5mm, 32.5.mm, the aperture of shaping tungsten steel die is 32.4mm.
Further improve as of the present invention, the rolling wheel set used in described step 7 is nylon material.
In each above-mentioned step, cable at different levels must the strict laying tension controlling each strand in stranded, otherwise, if overtension, superconducting filament can be caused to damage due to stretching transition, if each strand tension force is inconsistent, cause stranded in the strand of each strand to enter amount inconsistent, stranded rear cable can produce the bad phenomenon such as bending.
The stranded employing of one-level cable described in step one is carried out stranded on φ 630 single twist cabling machine of transformation, and the feature of this single twist cabling machine is active unwrapping wire, active back-twist; Laying tension automatically detects automatic feedback and automatically controls.One-level cable superconducting filament overlay coating after stranded is intact, harmless.
Secondary cable described in step 2, step 3, three grades of stranded employings of cable can the φ 500/6 type cage stranding machine of back twist completely stranded, this equipment has initiatively unwrapping wire and tension force through transformation and can automatically control, and ensures strand constant tension, controlled when stranded releasing.
Level Four cable described in step 4, step 6, the stranded employing of Pyatyi cable have complete back twist and φ 1250/6 cage stranding machine after transformation with initiatively unwrapping wire, tension force controllable function carries out stranded.
In order to meet the external diameter requirement of level Four cable, Pyatyi cable, level Four cable after strand, Pyatyi cable must press, directly rolling wheel set is contacted in order to prevent cable outer surface strand in compacting process, strand is caused to flatten impaired, before pressing, outside stranded good level Four cable, Pyatyi cable, the copper strips of overlapping wrapped dimension is needed to protect.
The property indices of the nuclear fusion device CS superconducting cable conductor prepared by the method for the invention meets the demand of technical standard that ITER international organization promulgates completely, Superconducting Strand stands intact, cable porosity is balanced, and conductive surface is without the flat bad phenomenon such as to break.
Accompanying drawing explanation
Fig. 1 is flow sheet of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
A kind of nuclear fusion device CS superconducting cable conductor production method as shown in Figure 1, it comprises the following steps:
Step one, one-level cable are stranded, single twist cabling machine is used to carry out stranded to two 0.82 ± 0.003mm Superconducting Strands and 0.82 ± 0.003mm annealed copper wire, direction of lay is dextrad, twisting pitch is 20-25mm, the laying tension value of Superconducting Strand and annealed copper wire controls at 18-20N, and stranded rear superconducting filament overlay coating is intact, harmless;
Step 2, secondary cable are stranded, and undertaken stranded by the one-level cable cage stranding machine prepared by step one, direction of lay is dextrad, and twisting pitch is 44-54mm, and the laying tension value of one-level cable controls at 43-45N;
Step 3, three grades of cables are stranded, and undertaken stranded by the secondary cable cage stranding machine prepared by step 2, direction of lay is dextrad, and twisting pitch is 81-97mm, and the laying tension value of secondary cable controls at 77-80N;
Step 4, level Four cable are stranded, and undertaken stranded by grade cable cage stranding machine of three prepared by step 3, direction of lay is dextrad, and twisting pitch is 150-170mm, and the laying tension value of three grades of cables controls at 150-200N;
Step 5, press level Four cable, outside the level Four cable prepared by step 4, overlapping wrapped 1 layer of specification is the copper strips of 0.1*25mm, and Duplication is 5 ± 1%, and lapping direction is left-hand, and wrapped rate is 70 ± 5%; After wrapped good copper strips, what adopt six road rolling wheel set to add one shaping tungsten steel die presses mode, level Four cable is pressed, six road rolling wheel set adopt perpendicular horizontal three groups of roll-in modes, and the aperture of rolling wheel set is respectively 15.5mm, 15.5mm, 14.5mm14.5mm, 13.8mm, 13.8mm, the aperture of shaping tungsten steel die is 13.9mm; Removed by coated copper strips after pressing, the level Four cable external diameter after pressing is 13.0-14.0mm;
Step 6, stranded Pyatyi cable, undertaken stranded by the level Four cable cage stranding machine prepared by step 5, direction of lay is dextrad, and twisting pitch is 430-470mm, and the laying tension value of level Four cable controls at 350-400N;
Step 7: press Pyatyi cable, be the copper strips of 0.1*35mm by wrapped 1 layer of specification overlapping outside the Pyatyi cable prepared by step 6, Duplication is 5 ± 1%, and lapping direction is left-hand; After wrapped good copper strips, what adopt ten road rolling wheel set to add one shaping tungsten steel die presses mode, presses Pyatyi cable, ten road rolling wheel set adopt perpendicular horizontal five groups of roll-in modes, and the aperture of rolling wheel set is respectively 36.0mm, 36.0mm, 35.0mm35.0mm, 34.0mm, 34.0mm, 33.0mm, 33.0mm, 32.5mm, 32.5.mm, the aperture of shaping tungsten steel die is 32.4mm, and rolling wheel set is nylon material; Removed by coated copper strips after pressing, carry out shaping to cable, the outer warp of gained Pyatyi cable is 32.4-32.9mm.
In order to meet the external diameter requirement of level Four cable, Pyatyi cable, level Four cable after strand, Pyatyi cable must press, directly rolling wheel set is contacted in order to prevent cable outer surface strand in compacting process, strand is caused to flatten impaired, before pressing, outside stranded good level Four cable, Pyatyi cable, the copper strips of overlapping wrapped dimension is needed to protect.
The property indices of the nuclear fusion device CS superconducting cable conductor prepared by the method for the invention meets the demand of technical standard that ITER international organization promulgates completely, Superconducting Strand stands intact, cable porosity is balanced, and conductive surface is without the flat bad phenomenon such as to break.
Claims (4)
1. a nuclear fusion device CS superconducting cable conductor production method, is characterized in that: it comprises the following steps:
Step one, one-level cable are stranded, single twist cabling machine is used to carry out stranded to two 0.82 ± 0.003mm Superconducting Strands and 0.82 ± 0.003mm annealed copper wire, direction of lay is dextrad, twisting pitch is 20-25mm, the laying tension value of Superconducting Strand and annealed copper wire controls at 18-20N, and stranded rear superconducting filament overlay coating is intact, harmless;
Step 2, secondary cable are stranded, and undertaken stranded by the one-level cable cage stranding machine prepared by step one, direction of lay is dextrad, and twisting pitch is 44-54mm, and the laying tension value of one-level cable controls at 43-45N;
Step 3, three grades of cables are stranded, and undertaken stranded by the secondary cable cage stranding machine prepared by step 2, direction of lay is dextrad, and twisting pitch is 81-97mm, and the laying tension value of secondary cable controls at 77-80N;
Step 4, level Four cable are stranded, and undertaken stranded by grade cable cage stranding machine of three prepared by step 3, direction of lay is dextrad, and twisting pitch is 150-170mm, and the laying tension value of three grades of cables controls at 150-200N;
Step 5, press level Four cable, outside the level Four cable prepared by step 4, overlapping wrapped 1 layer of specification is the copper strips of 0.1*25mm, and Duplication is 5 ± 1%, and lapping direction is left-hand, and wrapped rate is 70 ± 5%; After wrapped good copper strips, what adopt six road rolling wheel set to add one shaping tungsten steel die presses mode, presses level Four cable, and removed by coated copper strips after pressing, the level Four cable external diameter after pressing is 13.0-14.0mm;
Step 6, stranded Pyatyi cable, undertaken stranded by the level Four cable cage stranding machine prepared by step 5, direction of lay is dextrad, and twisting pitch is 430-470mm, and the laying tension value of level Four cable controls at 350-400N;
Step 7: press Pyatyi cable, be the copper strips of 0.1*35mm by wrapped 1 layer of specification overlapping outside the Pyatyi cable prepared by step 6, Duplication is 5 ± 1%, and lapping direction is left-hand; After wrapped good copper strips, what adopt ten road nylon roller pinch rollers to add one shaping tungsten steel die presses mode, presses Pyatyi cable, and removed by coated copper strips after pressing, carry out shaping to cable, the outer warp of gained Pyatyi cable is 32.4-32.9mm.
2. a kind of nuclear fusion device CS superconducting cable conductor production method according to claim 1, it is characterized in that: the six road rolling wheel set of pressing level Four cable in described step 5 adopt perpendicular horizontal three groups of roll-in modes, the aperture of rolling wheel set is respectively 15.5mm, 15.5mm, 14.5mm14.5mm, 13.8mm, 13.8mm, the aperture of shaping tungsten steel die is 13.9mm.
3. a kind of nuclear fusion device CS superconducting cable conductor production method according to claim 1 and 2, it is characterized in that: the ten road rolling wheel set of pressing Pyatyi cable in described step 7 adopt perpendicular horizontal five groups of roll-in modes, and the aperture of rolling wheel set is respectively 36.0mm, 36.0mm, 35.0mm35.0mm, 34.0mm, 34.0mm, 33.0mm, 33.0mm, 32.5mm, 32.5.mm, the aperture of shaping tungsten steel die is 32.4mm.
4. a kind of nuclear fusion device CS superconducting cable conductor production method according to claim 3, is characterized in that: the rolling wheel set used in step 7 is nylon material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510562081.9A CN105161222B (en) | 2015-09-07 | 2015-09-07 | Production method for CS superconducting cable conductor used for nuclear fusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510562081.9A CN105161222B (en) | 2015-09-07 | 2015-09-07 | Production method for CS superconducting cable conductor used for nuclear fusion device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105161222A true CN105161222A (en) | 2015-12-16 |
| CN105161222B CN105161222B (en) | 2017-03-22 |
Family
ID=54802047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510562081.9A Active CN105161222B (en) | 2015-09-07 | 2015-09-07 | Production method for CS superconducting cable conductor used for nuclear fusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105161222B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105989930A (en) * | 2016-01-28 | 2016-10-05 | 中国科学院等离子体物理研究所 | Manufacturing method for cable of high temperature superconducting material |
| CN112366036A (en) * | 2020-08-24 | 2021-02-12 | 白银有色集团股份有限公司 | Superconducting cable for longitudinal field coil of Chinese fusion engineering experimental reactor |
| CN112366035A (en) * | 2020-08-24 | 2021-02-12 | 白银有色集团股份有限公司 | Superconducting cable combined reinforced type pinch roller for nuclear fusion device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101123130A (en) * | 2007-09-07 | 2008-02-13 | 宝胜科技创新股份有限公司 | Making method for low temperature super-conductive cable conductor of ITER system |
| CN102623109A (en) * | 2012-04-19 | 2012-08-01 | 白银有色集团股份有限公司 | CICC (Cable-In-Conduit Conduct) superconducting-conductor stranding tension control system |
| CN202584938U (en) * | 2012-04-19 | 2012-12-05 | 白银有色集团股份有限公司 | Wire passing device of cage stranding machine |
-
2015
- 2015-09-07 CN CN201510562081.9A patent/CN105161222B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101123130A (en) * | 2007-09-07 | 2008-02-13 | 宝胜科技创新股份有限公司 | Making method for low temperature super-conductive cable conductor of ITER system |
| CN102623109A (en) * | 2012-04-19 | 2012-08-01 | 白银有色集团股份有限公司 | CICC (Cable-In-Conduit Conduct) superconducting-conductor stranding tension control system |
| CN202584938U (en) * | 2012-04-19 | 2012-12-05 | 白银有色集团股份有限公司 | Wire passing device of cage stranding machine |
Non-Patent Citations (2)
| Title |
|---|
| 吴向阳等: "40T混合磁体Nb3Sn超导电缆的研制", 《超导技术》 * |
| 滕玉平等: "ITER装置超导磁体线圈导体用超导电缆的绞制", 《电工技术学报》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105989930A (en) * | 2016-01-28 | 2016-10-05 | 中国科学院等离子体物理研究所 | Manufacturing method for cable of high temperature superconducting material |
| CN105989930B (en) * | 2016-01-28 | 2018-08-14 | 中国科学院等离子体物理研究所 | A kind of manufacturing method of the cable of high temperature superconducting materia |
| CN112366036A (en) * | 2020-08-24 | 2021-02-12 | 白银有色集团股份有限公司 | Superconducting cable for longitudinal field coil of Chinese fusion engineering experimental reactor |
| CN112366035A (en) * | 2020-08-24 | 2021-02-12 | 白银有色集团股份有限公司 | Superconducting cable combined reinforced type pinch roller for nuclear fusion device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105161222B (en) | 2017-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104968857B (en) | Steel wire rope and the method and apparatus for producing the steel wire rope | |
| CN104064256A (en) | Special-shaped wire strand cable conductor and production method thereof | |
| US9508466B2 (en) | High-frequency electric wire, manufacturing method thereof, and wire harness | |
| CN104134483A (en) | Stranded carbon fiber composite core soft aluminum wire and fabrication method thereof | |
| CN105161222A (en) | Production method for CS superconducting cable conductor used for nuclear fusion device | |
| CN102330370A (en) | Parallel laid compacted strand steel wire rope for container equipment and production method thereof | |
| CN102610334B (en) | Stranded cable outer-diameter control device for superconducting cable conductor for nuclear fusion device and control method | |
| CN103779008A (en) | Macromolecule composite-fiber logging cable and preparation method thereof | |
| CN203038691U (en) | Improved soft cable | |
| CN101335110B (en) | Copper coated aluminum three-core flame-retardant flexible electric cable and manufacturing method thereof | |
| CN102296471A (en) | Parallel twisted steel wire rope used for container device and manufacture method thereof | |
| CN105280313A (en) | Production method of large-size special-shaped aluminum conductive core cable | |
| CN102592714A (en) | Aluminum clad steel strand and production method of aluminum clad steel strand | |
| CN101009149A (en) | Internal cooling electromagnetic wire and preparation and cable strander | |
| CN205827999U (en) | Lifting medium-pressure power cable | |
| CN104282365A (en) | Warping-resistant and stretching-resistant multi-purpose braided cable | |
| CN104466792A (en) | Pre-twisted wire repair strip and production process thereof | |
| CN107780267A (en) | A kind of super high speed elevator steel wire rope | |
| CN207441313U (en) | A kind of new three cores deep-well perforation cable | |
| CN203966609U (en) | High resiliency overhead type data cable | |
| CN106782809A (en) | The preparation method of electric wire, data wire and the electric wire | |
| CN203760137U (en) | Electric vehicle charging cable | |
| CN207233426U (en) | A kind of machinery makes cable with dragging | |
| CN205751570U (en) | 9.58mm tri-core big displacement pumping perforation charge bearing detecting cable | |
| CN204614472U (en) | A kind of robot arm cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160527 Address after: 730999 Friendship Road 96, Baiyin District, Gansu, Baiyin Applicant after: Baiyin Nonferrous Metal Group Co., Ltd. Applicant after: Inst. of Plasma Physics, Chinese Academy of Sciences Address before: 730900 Friendship Road, Baiyin District, Gansu, Baiyin, No. 96 Applicant before: Baiyin Nonferrous Metal Group Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |