CN112951484A - Aluminum alloy soft conductor for photovoltaic line - Google Patents
Aluminum alloy soft conductor for photovoltaic line Download PDFInfo
- Publication number
- CN112951484A CN112951484A CN202110217245.XA CN202110217245A CN112951484A CN 112951484 A CN112951484 A CN 112951484A CN 202110217245 A CN202110217245 A CN 202110217245A CN 112951484 A CN112951484 A CN 112951484A
- Authority
- CN
- China
- Prior art keywords
- aluminum alloy
- percent
- aluminum
- photovoltaic
- soft conductor
- 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.)
- Pending
Links
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 137
- 239000004020 conductor Substances 0.000 title claims abstract description 50
- 238000007670 refining Methods 0.000 claims abstract description 25
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 21
- 238000005096 rolling process Methods 0.000 claims abstract description 17
- 238000003723 Smelting Methods 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 239000012535 impurity Substances 0.000 claims abstract description 12
- 239000010949 copper Substances 0.000 claims abstract description 11
- 229910052802 copper Inorganic materials 0.000 claims abstract description 9
- 238000005266 casting Methods 0.000 claims abstract description 6
- 229910052796 boron Inorganic materials 0.000 claims abstract description 5
- 229910052742 iron Inorganic materials 0.000 claims abstract description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 20
- 239000003795 chemical substances by application Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 14
- 229910052786 argon Inorganic materials 0.000 claims description 10
- 239000000498 cooling water Substances 0.000 claims description 10
- 238000007872 degassing Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- DJPURDPSZFLWGC-UHFFFAOYSA-N alumanylidyneborane Chemical compound [Al]#B DJPURDPSZFLWGC-UHFFFAOYSA-N 0.000 claims description 5
- WPPDFTBPZNZZRP-UHFFFAOYSA-N aluminum copper Chemical compound [Al].[Cu] WPPDFTBPZNZZRP-UHFFFAOYSA-N 0.000 claims description 5
- CYUOWZRAOZFACA-UHFFFAOYSA-N aluminum iron Chemical compound [Al].[Fe] CYUOWZRAOZFACA-UHFFFAOYSA-N 0.000 claims description 5
- 238000009749 continuous casting Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 238000004321 preservation Methods 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000013585 weight reducing agent Substances 0.000 abstract description 2
- 238000005491 wire drawing Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 17
- 238000011161 development Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/08—Several wires or the like stranded in the form of a rope
- H01B5/10—Several wires or the like stranded in the form of a rope stranded around a space, insulating material, or dissimilar conducting material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/008—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing extensible conductors or cables
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Conductive Materials (AREA)
Abstract
The invention relates to an aluminum alloy soft conductor for photovoltaic lines, which comprises the following components in percentage by mass: 0.035 to 0.065 percent of Si, 0.4 to 0.6 percent of Fe, 0.15 to 0.2 percent of Cu, 0.005 to 0.02 percent of B, less than 0.03 percent of single impurity, less than 0.1 percent of total impurity and the balance of aluminum; the aluminum alloy soft conductor is formed by twisting aluminum alloy monofilaments with the nominal diameter of 0.30-0.50 mm; the tensile strength of the aluminum alloy monofilament is more than or equal to 130 Mpa; the elongation is more than or equal to 10 percent; resistivity is less than or equal to 0.02875 omega mm2(ii)/m; the preparation method comprises the following steps: smelting, refining, casting, rolling, wire drawing, heat treatment and stranding; the invention improves the tensile strength and the flexibility of the aluminum alloy soft conductor for the photovoltaic wire, considers both the conductivity and the strength performance, has stable preparation method, solves the possibility of replacing copper by aluminum, reduces the manufacturing cost of the photovoltaic wire and realizes the requirement of effective weight reduction.
Description
Technical Field
The invention relates to an aluminum alloy soft conductor, in particular to an aluminum alloy soft conductor for a photovoltaic wire and a preparation method thereof, and belongs to the technical field of photovoltaic wire conductors.
Background
With the rapid development of new energy, solar photovoltaic cables are also under rapid development, and the photovoltaic cables are mainly used for power transmission and signal transmission between solar energy collection and application devices, so that the photovoltaic cables are in special environments for a long time, and have high requirements on external protective layers of the cables, tensile strength, flexibility, weight, conductivity, cost and the like of conductors for the photovoltaic cables.
The current photovoltaic cable usually adopts 2 types or 5 types of tin-plated copper conductors or copper wires as conductors, but the cost of the cable is higher, the specific gravity is larger, the cost and the later-stage replacement cost are higher, the cable purchase cost is improved, because of abundant aluminum resources in China and the increasingly mature technology, the traditional limitation is broken through by the research and development of the aluminum alloy conductors, the cable of the aluminum alloy conductors is gradually popularized and applied, but the problems of ductility, flexibility, electrical property and the like exist in the existing aluminum alloy conductors for photovoltaic lines, not only more excellent aluminum alloy components are needed, the production process and the stability thereof are also important, and the development of an excellent formula and a stable preparation process of the aluminum alloy flexible conductor for photovoltaic lines is very necessary.
Disclosure of Invention
In order to solve the problems, the invention discloses an aluminum alloy soft conductor for a photovoltaic wire and a preparation method thereof, which improve the tensile strength, the ductility and the flexibility of the aluminum alloy soft conductor for the photovoltaic wire, give consideration to the conductivity and the strength performance, and have stable preparation method.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention relates to an aluminum alloy soft conductor for photovoltaic lines, which is prepared by mass percentThe components are as follows: 0.035 to 0.065 percent of Si, 0.4 to 0.6 percent of Fe, 0.15 to 0.2 percent of Cu, 0.005 to 0.02 percent of B, less than 0.03 percent of single impurity, less than 0.1 percent of total impurity and the balance of aluminum; the aluminum alloy soft conductor is formed by twisting aluminum alloy monofilaments with the nominal diameter of 0.30-0.50 mm; the tensile strength of the aluminum alloy monofilament is more than or equal to 130 Mpa; the elongation is more than or equal to 10 percent; resistivity is less than or equal to 0.02875 omega mm2/m。
A preparation method of an aluminum alloy soft conductor for photovoltaic wires comprises the following steps:
(1) smelting an aluminum ingot, controlling the temperature of molten aluminum to be 720-750 ℃, and adding aluminum iron, aluminum copper and aluminum boron in the smelting process and stirring; introducing a sodium-free refining agent into the bottom of the aluminum alloy solution by using a refining powder blower and taking argon as a carrier, and uniformly distributing the sodium-free refining agent in a smelting furnace for 8-10 minutes; sampling, analyzing, adjusting components, degassing by adopting argon gas for 10-15 minutes, and standing for 5-10 minutes in a heat preservation manner to obtain an aluminum alloy solution;
(2) pouring the aluminum alloy solution obtained in the step (1) into a continuous casting machine after devices such as online degassing and online filtering, casting the aluminum alloy into an aluminum alloy cast strip, enabling the aluminum alloy cast strip to enter a rolling mill, rolling the aluminum alloy cast strip into an aluminum alloy wire rod with the diameter of 9.5mm, enabling the temperature of the aluminum alloy cast strip led into the rolling mill to be 460 and 260 ℃ and enabling the temperature of the aluminum alloy wire rod led out to be 220 and 260 ℃;
(3) drawing the aluminum alloy wire rod obtained in the step (2) by a drawing machine to obtain an aluminum alloy monofilament with the diameter of 0.3-0.5 mm;
(4) carrying out online heat treatment on the 0.3-0.5mm aluminum alloy monofilament obtained in the step (3), controlling the heat treatment temperature at 350-390 ℃, carrying out online water cooling, controlling the length of a cooling water tank at 450-500 mm, and controlling the wiring speed of the aluminum alloy monofilament at 60-100 m/min;
(5) carrying out multi-strand stranding on the 0.3-0.5mm aluminum alloy monofilaments obtained in the step (4) to obtain an aluminum alloy soft conductor with the cross section of 4mm2_240mm2。
Further, the refining agent in the step (1) is a sodium-free refining agent, and the mass ratio of the sodium-free refining agent to the aluminum alloy solution is 0.1: 100.
Further, the heat treatment temperature in the step (4) is 360-380 ℃.
Further, the wiring speed in the step (4) is 60m/min-80 m/min.
Further, the water temperature of the cooling water tank is 5-30 ℃.
Further, the twisting in the step (5) uses one-time twisting or two-time twisting, and forms a round compacted aluminum alloy soft conductor in a co-rotating manner.
Compared with the prior art, the invention has the following advantages and beneficial effects:
(1) the technical scheme of the invention improves the tensile strength, the ductility and the flexibility of the aluminum alloy soft conductor for the photovoltaic wire, and considers the conductivity and the strength performance; the possibility of replacing copper with aluminum is solved, the manufacturing cost of the photovoltaic wire is reduced, and the requirement of effective weight reduction is met.
(2) The Fe element is added, so that the solid solution of Fe in aluminum is small, and the conductivity, extensibility and toughness of the aluminum can be improved; the tensile property and the strength of the aluminum alloy can be improved by adding the Cu element; the addition of B can refine grains and improve the strength and the extension performance of the aluminum alloy soft conductor, the blending of different elements and the addition of the elements determine the excellent performance of the aluminum alloy soft conductor, the components of the invention are simple, and the elements supplement each other to improve the alloy performance.
(3) The preparation method of the aluminum alloy soft conductor further improves the performance index of the aluminum alloy soft conductor, eliminates the internal stress generated in the rolling and wire drawing processes through the online heat treatment process, enables the aluminum alloy conductor to obtain better electrical property, tensile property and flexibility, has wider application range, improves the production efficiency through the online heat treatment, and is suitable for industrial production.
Detailed Description
The technical solutions provided by the present invention will be described in detail with reference to specific examples, but it should be understood that the described examples are only a part of the present invention, and not all examples, and it should be understood that the following detailed description is only illustrative of the present invention and not intended to limit the scope of the present invention.
Example 1
An aluminum alloy soft conductor for photovoltaic lines comprises the following components in percentage by mass:
0.045% of Si, 0.42% of Fe, 0.16% of Cu, 0.007% of B, less than 0.01% of single impurity, less than 0.06% of total amount of impurity and the balance of aluminum.
The preparation method of the aluminum alloy soft conductor comprises the following steps:
(1) smelting an aluminum ingot, controlling the temperature of molten aluminum to be 720-750 ℃, and adding aluminum iron, aluminum copper and aluminum boron in the smelting process and stirring; introducing a sodium-free refining agent into the bottom of the aluminum alloy solution by using a refining powder blower and taking argon as a carrier, and uniformly distributing the sodium-free refining agent in the smelting furnace for 10 minutes, wherein the mass ratio of the sodium-free refining agent to the aluminum alloy solution is 0.1: 100; degassing for 15 minutes by adopting argon after sampling analysis and component adjustment, and standing for 10 minutes in a heat preservation manner to obtain an aluminum alloy solution;
(2) pouring the aluminum alloy solution obtained in the step (1) into a continuous casting machine after devices such as online degassing and online filtering, casting the aluminum alloy into an aluminum alloy cast strip, enabling the aluminum alloy cast strip to enter a rolling mill, rolling the aluminum alloy cast strip into an aluminum alloy wire rod with the diameter of 9.5mm, enabling the temperature of the aluminum alloy cast strip led into the rolling mill to be 460 and 260 ℃ and enabling the temperature of the aluminum alloy wire rod led out to be 220 and 260 ℃;
(3) drawing the aluminum alloy wire rod obtained in the step (2) by a drawing machine to obtain an aluminum alloy monofilament with the diameter of 0.3 mm;
(4) carrying out online heat treatment on the 0.3mm aluminum alloy monofilament obtained in the step (3), controlling the heat treatment temperature at 380 ℃ and carrying out online water cooling, wherein the length of a cooling water tank is 500mm, the water temperature of the cooling water tank is 20-30 ℃, and the wiring speed of the aluminum alloy monofilament is controlled at 60-80 m/min;
(5) and (4) carrying out multiple stranding on the 0.3mm aluminum alloy monofilament obtained in the step (4), wherein primary stranding or secondary stranding is used for stranding, and a round and compact aluminum alloy soft conductor is formed in a co-directional stranding mode, and the cross section of the aluminum alloy soft conductor is 4mm2_240mm2。
The tensile strength of the 0.3mm aluminum alloy monofilament is 136.7 MPa; and the elongation is 15.4 percent; resistivity 0.028565 omega mm2/m。
Example 2
An aluminum alloy soft conductor for photovoltaic lines comprises the following components in percentage by mass:
0.05 percent of Si, 0.5 percent of Fe, 0.17 percent of Cu, 0.01 percent of B, less than 0.01 percent of single impurity, less than 0.06 percent of total amount of impurity and the balance of aluminum.
The preparation method of the aluminum alloy soft conductor comprises the following steps:
(1) smelting an aluminum ingot, controlling the temperature of molten aluminum to be 720-750 ℃, and adding aluminum iron, aluminum copper and aluminum boron in the smelting process and stirring; introducing a sodium-free refining agent into the bottom of the aluminum alloy solution by using a refining powder blower and taking argon as a carrier, and uniformly distributing the sodium-free refining agent in the smelting furnace for 8 minutes, wherein the mass ratio of the sodium-free refining agent to the aluminum alloy solution is 0.1: 100; sampling, analyzing, adjusting components, degassing for 10 minutes by adopting argon, and standing for 10 minutes in a heat preservation manner to obtain an aluminum alloy solution;
(2) pouring the aluminum alloy solution obtained in the step (1) into a continuous casting machine after devices such as online degassing and online filtering, casting the aluminum alloy into an aluminum alloy cast strip, enabling the aluminum alloy cast strip to enter a rolling mill, rolling the aluminum alloy cast strip into an aluminum alloy wire rod with the diameter of 9.5mm, enabling the temperature of the aluminum alloy cast strip led into the rolling mill to be 460 and 260 ℃ and enabling the temperature of the aluminum alloy wire rod led out to be 220 and 260 ℃;
(3) drawing the aluminum alloy wire rod obtained in the step (2) by a drawing machine to obtain an aluminum alloy monofilament with the diameter of 0.5 mm;
(4) carrying out online heat treatment on the 0.5mm aluminum alloy monofilament obtained in the step (3), controlling the heat treatment temperature at 350-360 ℃, carrying out online water cooling, controlling the length of a cooling water tank to be 450mm, the water temperature of the cooling water tank to be 10-20 ℃, and controlling the wiring speed of the aluminum alloy monofilament to be 80-100 m/min;
(5) and (4) carrying out multiple stranding on the 0.5mm aluminum alloy monofilament obtained in the step (4), wherein primary stranding or secondary stranding is used for stranding, and a round and compact aluminum alloy soft conductor is formed in a co-directional stranding mode, and the cross section of the aluminum alloy soft conductor is 4mm2_240mm2。
0.5mm aluminum alloy monofilamentThe tensile strength is 146.4 MPa; the elongation is 13.2%; resistivity 0.028053 omega mm2/m。
Example 3
An aluminum alloy soft conductor for photovoltaic lines comprises the following components in percentage by mass:
0.055 percent of Si, 0.52 percent of Fe, 0.18 percent of Cu, 0.015 percent of B, less than 0.02 percent of single impurity, less than 0.08 percent of total amount of impurity and the balance of aluminum.
The preparation method of the aluminum alloy soft conductor comprises the following steps:
(1) smelting an aluminum ingot, controlling the temperature of molten aluminum to be 720-750 ℃, and adding aluminum iron, aluminum copper and aluminum boron in the smelting process and stirring; introducing a sodium-free refining agent into the bottom of the aluminum alloy solution by using a refining powder blower and taking argon as a carrier, and uniformly distributing the sodium-free refining agent in the smelting furnace for 10 minutes, wherein the mass ratio of the sodium-free refining agent to the aluminum alloy solution is 0.1: 100; degassing for 15 minutes by adopting argon after sampling analysis and component adjustment, and standing for 5 minutes in a heat preservation manner to obtain an aluminum alloy solution;
(2) pouring the aluminum alloy solution obtained in the step (1) into a continuous casting machine after devices such as online degassing and online filtering, casting the aluminum alloy into an aluminum alloy cast strip, enabling the aluminum alloy cast strip to enter a rolling mill, rolling the aluminum alloy cast strip into an aluminum alloy wire rod with the diameter of 9.5mm, enabling the temperature of the aluminum alloy cast strip led into the rolling mill to be 460 and 260 ℃ and enabling the temperature of the aluminum alloy wire rod led out to be 220 and 260 ℃;
(3) drawing the aluminum alloy wire rod obtained in the step (2) by a drawing machine to obtain an aluminum alloy monofilament with the diameter of 0.3 mm;
(4) carrying out online heat treatment on the 0.3mm aluminum alloy monofilament obtained in the step (3), controlling the heat treatment temperature at 370-390 ℃, carrying out online water cooling, controlling the length of a cooling water tank at 500mm, controlling the water temperature of the cooling water tank at 5-15 ℃, and controlling the wiring speed of the aluminum alloy monofilament at 60-80 m/min;
(5) and (4) carrying out multiple stranding on the 0.3mm aluminum alloy monofilament obtained in the step (4), wherein primary stranding or secondary stranding is used for stranding, and a round and compact aluminum alloy soft conductor is formed in a co-directional stranding mode, and the cross section of the aluminum alloy soft conductor is 4mm2_240mm2。
The tensile strength of the 0.3mm aluminum alloy monofilament is 151.7 MPa; the elongation is 10.40 percent; resistivity 0.028048 omega mm2/m。
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.
Claims (7)
1. The aluminum alloy soft conductor for the photovoltaic wire is characterized by comprising the following components in percentage by mass: 0.035 to 0.065 percent of Si, 0.4 to 0.6 percent of Fe, 0.15 to 0.2 percent of Cu, 0.005 to 0.02 percent of B, less than 0.03 percent of single impurity, less than 0.1 percent of total impurity and the balance of aluminum; the aluminum alloy soft conductor is formed by twisting aluminum alloy monofilaments with the nominal diameter of 0.30-0.50 mm; the tensile strength of the aluminum alloy monofilament is more than or equal to 130 Mpa; the elongation is more than or equal to 10 percent; resistivity is less than or equal to 0.02875 omega mm2/m。
2. The method of claim 1 for producing an aluminum alloy flexible conductor for photovoltaic wires, characterized in that the method of producing an aluminum alloy flexible conductor comprises the steps of:
(1) smelting an aluminum ingot, controlling the temperature of molten aluminum to be 720-750 ℃, and adding aluminum iron, aluminum copper and aluminum boron in the smelting process and stirring; introducing a sodium-free refining agent into the bottom of the aluminum alloy solution by using a refining powder blower and taking argon as a carrier, and uniformly distributing the sodium-free refining agent in a smelting furnace for 8-10 minutes; sampling, analyzing, adjusting components, degassing by adopting argon gas for 10-15 minutes, and standing for 5-10 minutes in a heat preservation manner to obtain an aluminum alloy solution;
(2) pouring the aluminum alloy solution obtained in the step (1) into a continuous casting machine after devices such as online degassing and online filtering, casting the aluminum alloy into an aluminum alloy cast strip, enabling the aluminum alloy cast strip to enter a rolling mill, rolling the aluminum alloy cast strip into an aluminum alloy wire rod with the diameter of 9.5mm, enabling the temperature of the aluminum alloy cast strip led into the rolling mill to be 460 and 260 ℃ and enabling the temperature of the aluminum alloy wire rod led out to be 220 and 260 ℃;
(3) drawing the aluminum alloy wire rod obtained in the step (2) by a drawing machine to obtain an aluminum alloy monofilament with the diameter of 0.3-0.5 mm;
(4) carrying out online heat treatment on the 0.3-0.5mm aluminum alloy monofilament obtained in the step (3), controlling the heat treatment temperature at 350-390 ℃, carrying out online water cooling, controlling the length of a cooling water tank at 450-500 mm, and controlling the wiring speed of the aluminum alloy monofilament at 60-100 m/min;
(5) carrying out multi-strand stranding on the 0.3-0.5mm aluminum alloy monofilaments obtained in the step (4) to obtain an aluminum alloy soft conductor with the cross section of 4mm2_240mm2.。
3. The method for preparing an aluminum alloy flexible conductor for photovoltaic wires according to claim 2, wherein the refining agent in the step (1) is a sodium-free refining agent, and the mass ratio of the sodium-free refining agent to the aluminum alloy solution is 0.1: 100.
4. The method for preparing an aluminum alloy flexible conductor for photovoltaic wires as claimed in claim 2, wherein the heat treatment temperature in the step (4) is 360-380 ℃.
5. The method for preparing an aluminum alloy flexible conductor for photovoltaic wires according to claim 2, wherein the wire speed in the step (4) is 60-80 m/min.
6. The method for preparing an aluminum alloy flexible conductor for photovoltaic wires as claimed in claim 2, wherein the temperature of the cooling water tank in the step (4) is 5-30 ℃.
7. The method of claim 2, wherein the twisting in step (5) is performed by one or two twisting steps, and the round compacted aluminum alloy flexible conductor is formed by co-twisting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110217245.XA CN112951484A (en) | 2021-02-26 | 2021-02-26 | Aluminum alloy soft conductor for photovoltaic line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110217245.XA CN112951484A (en) | 2021-02-26 | 2021-02-26 | Aluminum alloy soft conductor for photovoltaic line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112951484A true CN112951484A (en) | 2021-06-11 |
Family
ID=76246447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110217245.XA Pending CN112951484A (en) | 2021-02-26 | 2021-02-26 | Aluminum alloy soft conductor for photovoltaic line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112951484A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2701314A1 (en) * | 1976-01-16 | 1977-07-21 | Bicc Ltd | CONDUCTOR WIRE MADE OF AN ALUMINUM ALLOY |
| CN101914708A (en) * | 2010-08-20 | 2010-12-15 | 安徽省惠尔电气有限公司 | Al-Fe-Cu alloy material and preparation method thereof |
| CN101923908A (en) * | 2010-08-20 | 2010-12-22 | 安徽亚南电缆厂 | Aluminium alloy conductor for automotive wires and manufacturing method thereof |
| CN103578597A (en) * | 2012-07-19 | 2014-02-12 | 远东电缆有限公司 | Alloy conductor for aluminum alloy power cables and preparation method thereof |
| CN103695736A (en) * | 2013-12-20 | 2014-04-02 | 广西博士海意信息科技有限公司 | Aluminum alloy conductor for cables and preparation method thereof |
| CN104299674A (en) * | 2014-09-15 | 2015-01-21 | 安徽欣意电缆有限公司 | Al-Fe-Cu aluminum alloy for coal mine cable and aluminum alloy cable |
| JP2015096645A (en) * | 2013-11-15 | 2015-05-21 | 古河電気工業株式会社 | Aluminum alloy conductor, aluminum alloy strand wire, coated electric wire and wire harness |
| CN105274399A (en) * | 2015-12-04 | 2016-01-27 | 江苏亨通电力特种导线有限公司 | Aluminum alloy material for cable conductor and application of material |
| CN111455237A (en) * | 2020-04-08 | 2020-07-28 | 深圳阿尔泰克轻合金技术有限公司 | High-strength aluminum alloy conductor for automobile cable |
-
2021
- 2021-02-26 CN CN202110217245.XA patent/CN112951484A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2701314A1 (en) * | 1976-01-16 | 1977-07-21 | Bicc Ltd | CONDUCTOR WIRE MADE OF AN ALUMINUM ALLOY |
| CN101914708A (en) * | 2010-08-20 | 2010-12-15 | 安徽省惠尔电气有限公司 | Al-Fe-Cu alloy material and preparation method thereof |
| CN101923908A (en) * | 2010-08-20 | 2010-12-22 | 安徽亚南电缆厂 | Aluminium alloy conductor for automotive wires and manufacturing method thereof |
| CN103578597A (en) * | 2012-07-19 | 2014-02-12 | 远东电缆有限公司 | Alloy conductor for aluminum alloy power cables and preparation method thereof |
| JP2015096645A (en) * | 2013-11-15 | 2015-05-21 | 古河電気工業株式会社 | Aluminum alloy conductor, aluminum alloy strand wire, coated electric wire and wire harness |
| CN103695736A (en) * | 2013-12-20 | 2014-04-02 | 广西博士海意信息科技有限公司 | Aluminum alloy conductor for cables and preparation method thereof |
| CN104299674A (en) * | 2014-09-15 | 2015-01-21 | 安徽欣意电缆有限公司 | Al-Fe-Cu aluminum alloy for coal mine cable and aluminum alloy cable |
| CN105274399A (en) * | 2015-12-04 | 2016-01-27 | 江苏亨通电力特种导线有限公司 | Aluminum alloy material for cable conductor and application of material |
| CN111455237A (en) * | 2020-04-08 | 2020-07-28 | 深圳阿尔泰克轻合金技术有限公司 | High-strength aluminum alloy conductor for automobile cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101707084B (en) | Manufacturing method for copper-magnesium alloy stranded wire | |
| CN103952605B (en) | A kind of preparation method of middle strength aluminium alloy monofilament | |
| CN105609155B (en) | A kind of high-conductivity hard aluminum wire monofilament and preparation method thereof | |
| CN104946936A (en) | High-conductivity rare earth duralumin monofilament material for overhead conductors | |
| CN104894438A (en) | High-conductivity heat-resisting aluminum alloy monofilament material and preparation method thereof | |
| CN102912193A (en) | High-conductivity creep-resistant aluminum-alloy conductor and manufacturing method thereof | |
| CN103556016A (en) | Moderate-intensity high-conductivity electrical aluminum wire material and preparation method thereof | |
| CN104388776A (en) | Aluminum alloy material for cables | |
| CN104561678B (en) | Boron-containing high-iron aluminum alloy material and preparation method thereof | |
| CN103952601A (en) | High-conductivity heat-resistant aluminium alloy containing alkaline-earth metals | |
| CN106676300A (en) | Production process for round aluminium alloy rod | |
| CN112951484A (en) | Aluminum alloy soft conductor for photovoltaic line | |
| CN108281213B (en) | Preparation method of rare earth aluminum alloy cable for railway and conductor | |
| CN108929968A (en) | A kind of production technology of high conductivity copper alloy wire | |
| CN201465629U (en) | Contact cable formed by packing carbon fiber core with alloy material | |
| CN113345625A (en) | Energy-saving double-capacity wire and preparation method thereof | |
| CN110706841B (en) | High-strength high-conductivity aluminum alloy wire for electrician and manufacturing method thereof | |
| CN114203358A (en) | Ultrahigh-strength high-conductivity copper alloy conductor material and preparation method and application thereof | |
| CN110923529A (en) | Al-Cu-Sr-RE-Ge aluminum alloy wire for power cable and preparation method thereof | |
| CN106887266B (en) | A kind of manufacturing method of high strength heat resistant alloy conducting wire | |
| CN112951474A (en) | Aluminum alloy conductor for aerospace cable | |
| CN110846540B (en) | Heat-resistant alloy monofilament and preparation method thereof | |
| CN108486443A (en) | A kind of anticorrosion aluminium conducting wire and preparation method thereof | |
| CN114783663B (en) | Aluminum alloy protective layer for new energy automobile and manufacturing method thereof | |
| CN111575557B (en) | High-conductivity aluminum alloy and heat treatment process thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210611 |