CN109680171A - A kind of wind-power electricity generation power cable high-performance copper bar - Google Patents
A kind of wind-power electricity generation power cable high-performance copper bar Download PDFInfo
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- CN109680171A CN109680171A CN201811531386.3A CN201811531386A CN109680171A CN 109680171 A CN109680171 A CN 109680171A CN 201811531386 A CN201811531386 A CN 201811531386A CN 109680171 A CN109680171 A CN 109680171A
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- copper
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- copper bar
- cable high
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/02—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using non-aqueous solutions
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/82—After-treatment
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of wind-power electricity generation power cable high-performance copper bar, specific production step is as follows: cathode copper being added from the feed inlet of shaft furnace smelting furnace using tipping bucket type mechanical loading machine, cathode copper is stirred and melting in shaft furnace smelting furnace；The cathode copper that melting is completed flows into horizontal casting equipment for continuously rolling, the ingot blank multiple tracks of sectional area 2300mm2 or so is being rolled into extrusion process by multiple tracks milling train, constantly copper ingot is squeezed, later period by the cooling reduction of unique cleaning agent, controls cleaning agent temperature 40 DEG C or less (with 40-45 DEG C of behaviors).By the present invention in that being drawn to copper bar with the method for continuously spitting fiery wire drawing so that processing hardening disappears, and it generates and crystallizes again, product crystal boundary is close to perfect hexahedron, say copper bar surface it is relatively smooth uniformly, the ingot blank multiple tracks of sectional area 2300mm2 or so is rolled into extrusion process by multiple tracks milling train, constantly copper ingot is squeezed, the later period passes through the cooling reduction of unique cleaning agent.
Description
Technical field
The present invention relates to field of cables, specially a kind of wind-power electricity generation power cable high-performance copper bar.
Background technique
THE WIND ENERGY RESOURCES IN CHINA is abundant, about 1,000,000,000 kW of the wind energy content that can be developed and used, wherein wind farm in China land windward
About 2.53 hundred million land kW(of energy storage capacity is liftoff 10m height material computation), the wind energy content about 7.5 hundred million that sea can develop and utilize
KW, total 1,000,000,000 kW, and 2003 end of the year whole nation electric power about 5.67 hundred million kW of installation, it is reported that, due to wear-resisting, corrosion-resistant and transmission
The requirement of performance is higher, and the equal length output value of submarine cable is much higher than common cable, currently, submarine cable is mainly used in two
Field: first is that offshore drilling platforms；Second is that wind energy on the sea transmits, but the high property of present wind-power electricity generation power cable
Can copper bar surface it is more coarse, while resistivity is excessive, and electricity is caused largely to be consumed in transport, and tensile strength compared with
It is low, cause it to be easily broken off, while copper bar Overturn ratio is lower.
Summary of the invention
The purpose of the present invention is to provide a kind of wind-power electricity generation power cable high-performance copper bars, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme: a kind of wind-power electricity generation power cable high-performance copper
Bar, specific production step are as follows:
Step 1: cathode copper being added from the feed inlet of shaft furnace smelting furnace using tipping bucket type mechanical loading machine, and cathode copper is perpendicular
Furnace smelting furnace is stirred and melting；
Step 2: the cathode copper that melting is completed flows into horizontal casting equipment for continuously rolling, is passing through multiple tracks milling train for sectional area 2300mm2
The ingot blank multiple tracks of left and right rolls extrusion process, constantly squeezes copper ingot, and the later period restores by the way that unique cleaning agent is cooling,
Cleaning agent temperature is controlled 40 DEG C or less (with 40-45 DEG C of behaviors)；
Step 3: using continuous annealing wire drawing mode, and annealing process temperature controls between 500-550 DEG C, mainly passes through extension
Annealing path (is about 20m or so compared with conventional anneal path), guarantees the uniformity of annealing, keeps the copper wire processing for being drawn generation hard
Change and disappear, and generate and crystallize again, product crystal boundary is close to perfect hexahedron；
Step 4: in the cooling procedure after annealing, antioxidant is dissolved into cooling water, so that product surface generation is anti-oxidation
Layer, and takes wax spray at take-up, isolation oxidation, isolation oxidation, compensates for that general industry cable is perishable, oxidizable lacks
It falls into, adapts to wind-powered electricity generation cable high conductivity, corrosion resistant material performance requirement.
Preferably, the temperature in shaft furnace smelting furnace is controlled within the scope of 1150 ± 10 DEG C in the step 1.
Preferably, in the step 1 cathode copper material be 99.957% or more purity high-purity catholyte copper, and
Cathode copper should strictly remove surface impurity.
Preferably, the antioxidant is mixed by benzotriazole and ethyl alcohol.
Preferably, cathode copper uses stir-melting integrated reacting, and raw material in shaft furnace smelting furnace in the step 1
Copper and air preheater use smoke pre-heating.
Preferably, copper liquid is cast into the fine and closely woven copper ingot of pore-free, structure, adjustment cooling by the horizontal casting equipment for continuously rolling
The flow and pressure (0.5-0.7MPa) of section.
Preferably, lubricant, and the material of horizontal casting equipment for continuously rolling are applied to inside the horizontal casting equipment for continuously rolling
For galvanized steel.
Compared with prior art, the beneficial effects of the present invention are: by the present invention in that with the method pair for continuously spitting fiery wire drawing
Copper bar is drawn so that processing hardening disappears, and generates and crystallize again, and product crystal boundary is to say to obtain copper close to perfect hexahedron
Bar surface is relatively smooth uniformly, the ingot blank multiple tracks of sectional area 2300mm2 or so is rolled extrusion process by multiple tracks milling train, constantly
Copper ingot is squeezed, the later period by the cooling reduction of unique cleaning agent, formed institutional framework densification anti-torsion, it is wear-resisting,
Highly conductive high-performance copper conductor, so that the service life is longer for this kind of copper bar, in the cooling procedure after annealing, to cooling water
In the antioxidant that is mixed dissolved with benzotriazole and ethyl alcohol so that product surface generates antioxidation coating, and in take-up
Place takes wax spray, and isolation oxidation compensates for the defect that general industry cable is perishable, oxidizable, it is high to adapt to wind-powered electricity generation cable
Electric conductivity, corrosion resistant material performance requirement.
Specific embodiment
Below in conjunction in the embodiment of the present invention, technical solution in the embodiment of the present invention is clearly and completely retouched
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
A kind of embodiment provided by the invention: a kind of wind-power electricity generation power cable high-performance copper bar, specific production step
It is as follows:
Step 1: cathode copper being added from the feed inlet of shaft furnace smelting furnace using tipping bucket type mechanical loading machine, and cathode copper is perpendicular
Furnace smelting furnace is stirred and melting；
Step 2: the cathode copper that melting is completed flows into horizontal casting equipment for continuously rolling, is passing through multiple tracks milling train for sectional area 2300mm2
The ingot blank multiple tracks of left and right rolls extrusion process, constantly squeezes copper ingot, and the later period restores by the way that unique cleaning agent is cooling,
Cleaning agent temperature is controlled 40 DEG C or less (with 40-45 DEG C of behaviors)；
Step 3: using continuous annealing wire drawing mode, and annealing process temperature controls between 500-550 DEG C, mainly passes through extension
Annealing path (is about 20m or so compared with conventional anneal path), guarantees the uniformity of annealing, keeps the copper wire processing for being drawn generation hard
Change and disappear, and generate and crystallize again, product crystal boundary is close to perfect hexahedron；
Step 4: in the cooling procedure after annealing, antioxidant is dissolved into cooling water, so that product surface generation is anti-oxidation
Layer, and takes wax spray at take-up, isolation oxidation, isolation oxidation, compensates for that general industry cable is perishable, oxidizable lacks
It falls into, adapts to wind-powered electricity generation cable high conductivity, corrosion resistant material performance requirement.
By the present invention in that being drawn to copper bar with the method for continuously spitting fiery wire drawing so that processing hardening disappears, and generates
Crystallize again, product crystal boundary be close to perfect hexahedron, say copper bar surface is relatively smooth uniform.
Embodiment 1
The temperature in shaft furnace smelting furnace is controlled within the scope of 1150 ± 10 DEG C in step 1, horizontal casting equipment for continuously rolling is by copper
Liquid is cast into the fine and closely woven copper ingot of pore-free, structure, adjusts the flow and pressure (0.5-0.7MPa) of cooling section.
This kind of wind-power electricity generation power cable passes through smelting temperature+control cooling section flow and pressure with high-performance copper bar
The control of+cleaning agent temperature is at 40 DEG C hereinafter, improving the anti-torsion performance of copper conductor.
Embodiment 2
The material of cathode copper is high-purity catholyte copper of 99.957% or more purity in step 1, and cathode copper should be removed strictly
Surface impurity.
This kind of wind-power electricity generation power cable with high-performance copper bar by using the cathode copper of high-purity, can be with the conduction of copper bar
Property.
Embodiment 3
Cathode copper uses stir-melting integrated reacting in shaft furnace smelting furnace in step 1, and raw copper is adopted with air preheater
Use smoke pre-heating.
This kind of wind-power electricity generation power cable high-performance copper bar passes through integrated melting stirring, avoids heat loss, simultaneously
So that cathode copper thermally equivalent dissolves, and mix more uniform.
Embodiment 4
Lubricant is applied to inside horizontal casting equipment for continuously rolling, and the material of horizontal casting equipment for continuously rolling is galvanized steel, it is anti-oxidant
Agent is mixed by benzotriazole and ethyl alcohol.
The fusing point of the galvanized steel of this kind of wind-power electricity generation power cable high-performance copper bar setting is higher than the fusing point of copper to make
The service using life lengthens, the lubricant of setting convenient for the raw material demoulding after the completion of more scarce, setting by benzotriazole
Make product surface generate antioxidation coating with the antioxidant that ethyl alcohol mixes, and then plays the purpose of protection copper bar.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any label in claim should not be construed as limiting the claims involved.
Claims (7)
1. a kind of wind-power electricity generation power cable high-performance copper bar, which is characterized in that specific production step is as follows:
Step 1: cathode copper being added from the feed inlet of shaft furnace smelting furnace using tipping bucket type mechanical loading machine, and cathode copper is perpendicular
Furnace smelting furnace is stirred and melting；
Step 2: the cathode copper that melting is completed flows into horizontal casting equipment for continuously rolling, is passing through multiple tracks milling train for sectional area 2300mm2
The ingot blank multiple tracks of left and right rolls extrusion process, constantly squeezes copper ingot, and the later period restores by the way that unique cleaning agent is cooling,
Cleaning agent temperature is controlled 40 DEG C or less (with 40-45 DEG C of behaviors)；
Step 3: using continuous annealing wire drawing mode, and annealing process temperature controls between 500-550 DEG C, mainly passes through extension
Annealing path (is about 20m or so compared with conventional anneal path), guarantees the uniformity of annealing, keeps the copper wire processing for being drawn generation hard
Change and disappear, and generate and crystallize again, product crystal boundary is close to perfect hexahedron；
Step 4: in the cooling procedure after annealing, antioxidant is dissolved into cooling water, so that product surface generation is anti-oxidation
Layer, and takes wax spray at take-up, isolation oxidation, isolation oxidation, compensates for that general industry cable is perishable, oxidizable lacks
It falls into, adapts to wind-powered electricity generation cable high conductivity, corrosion resistant material performance requirement.
2. a kind of wind-power electricity generation power cable high-performance copper bar according to claim 1, it is characterised in that: the step
The temperature in shaft furnace smelting furnace is controlled within the scope of 1150 ± 10 DEG C in one.
3. one kind according to claim 1, it is characterised in that: the material of cathode copper is purity in the step 1
99.957% or more high-purity catholyte copper, and cathode copper should strictly remove surface impurity.
4. a kind of wind-power electricity generation power cable high-performance copper bar according to claim 1, it is characterised in that: the antioxygen
Agent is mixed by benzotriazole and ethyl alcohol.
5. a kind of wind-power electricity generation power cable high-performance copper bar according to claim 1, it is characterised in that: the step
Cathode copper uses stir-melting integrated reacting in shaft furnace smelting furnace in one, and raw copper and air preheater are pre- using flue gas
Heat.
6. a kind of wind-power electricity generation power cable high-performance copper bar according to claim 1, it is characterised in that: the level
Copper liquid is cast into the fine and closely woven copper ingot of pore-free, structure by continuous casting continuous rolling equipment, adjusts the flow and pressure (0.5- of cooling section
0.7MPa).
7. a kind of wind-power electricity generation power cable high-performance copper bar according to claim 1, it is characterised in that: the level
Lubricant is applied to inside continuous casting continuous rolling equipment, and the material of horizontal casting equipment for continuously rolling is galvanized steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811531386.3A CN109680171A (en) | 2018-12-14 | 2018-12-14 | A kind of wind-power electricity generation power cable high-performance copper bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811531386.3A CN109680171A (en) | 2018-12-14 | 2018-12-14 | A kind of wind-power electricity generation power cable high-performance copper bar |
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| Publication Number | Publication Date |
|---|---|
| CN109680171A true CN109680171A (en) | 2019-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811531386.3A Pending CN109680171A (en) | 2018-12-14 | 2018-12-14 | A kind of wind-power electricity generation power cable high-performance copper bar |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670082A (en) * | 2019-10-18 | 2020-01-10 | 南京华新有色金属有限公司 | Copper rod non-pickling system, copper rod non-pickling method and copper rod production system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575874A (en) * | 2014-12-31 | 2015-04-29 | 安徽森海高新电材有限公司 | Method for manufacturing high-conductivity corrosion-resistant pure copper special cable |
| CN104651631A (en) * | 2014-11-07 | 2015-05-27 | 新兴铸管（浙江）铜业有限公司 | Technology for producing high-end low-oxygen copper rod with diameter of 8mm employing continuous casting and continuous rolling |
-
2018
- 2018-12-14 CN CN201811531386.3A patent/CN109680171A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104651631A (en) * | 2014-11-07 | 2015-05-27 | 新兴铸管（浙江）铜业有限公司 | Technology for producing high-end low-oxygen copper rod with diameter of 8mm employing continuous casting and continuous rolling |
| CN104575874A (en) * | 2014-12-31 | 2015-04-29 | 安徽森海高新电材有限公司 | Method for manufacturing high-conductivity corrosion-resistant pure copper special cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670082A (en) * | 2019-10-18 | 2020-01-10 | 南京华新有色金属有限公司 | Copper rod non-pickling system, copper rod non-pickling method and copper rod production system |
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Application publication date: 20190426 |