CN101722658B - Resin-based composite material suitable for capacity expansion conducting wire of power transmission line and preparation process thereof - Google Patents
Resin-based composite material suitable for capacity expansion conducting wire of power transmission line and preparation process thereof Download PDFInfo
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- CN101722658B CN101722658B CN200910237469.6A CN200910237469A CN101722658B CN 101722658 B CN101722658 B CN 101722658B CN 200910237469 A CN200910237469 A CN 200910237469A CN 101722658 B CN101722658 B CN 101722658B
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- resin
- transmission line
- conducting wire
- power transmission
- capacity expansion
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- 238000002360 preparation method Methods 0.000 title claims abstract description 37
- 230000005540 biological transmission Effects 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 title claims abstract description 9
- 239000000805 composite resin Substances 0.000 title abstract 2
- 239000011347 resin Substances 0.000 claims abstract description 35
- 229920005989 resin Polymers 0.000 claims abstract description 35
- 239000000835 fiber Substances 0.000 claims abstract description 23
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 238000005516 engineering process Methods 0.000 claims description 34
- 238000010438 heat treatment Methods 0.000 claims description 21
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 239000011160 polymer matrix composite Substances 0.000 claims description 12
- 229920013657 polymer matrix composite Polymers 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 9
- 238000004093 laser heating Methods 0.000 claims description 5
- 238000007598 dipping method Methods 0.000 claims description 4
- 239000012779 reinforcing material Substances 0.000 claims description 4
- 229920001187 thermosetting polymer Polymers 0.000 claims description 3
- 229920002748 Basalt fiber Polymers 0.000 claims description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 2
- 235000021355 Stearic acid Nutrition 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims description 2
- -1 amide groups amine Chemical class 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims description 2
- 150000008064 anhydrides Chemical class 0.000 claims description 2
- 229920006231 aramid fiber Polymers 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- 239000004519 grease Substances 0.000 claims description 2
- 150000002460 imidazoles Chemical class 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 2
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- 229920000768 polyamine Polymers 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- 229920002545 silicone oil Polymers 0.000 claims description 2
- 239000008117 stearic acid Substances 0.000 claims description 2
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 2
- 239000002131 composite material Substances 0.000 abstract description 35
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000010924 continuous production Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 20
- 239000000126 substance Substances 0.000 description 18
- 230000009477 glass transition Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000011157 advanced composite material Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 150000001875 compounds Chemical group 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Reinforced Plastic Materials (AREA)
Abstract
The invention belongs to the field of a preparation process for a resin-based composite material for a capacity expansion conducting wire of a power transmission line, and particularly relates to a preparation process for a composite core which has high strength, high temperature resistance, a regular surface and high degree of finish and is suitable for stable continuous production. The process solves the problems that the existing preparation process has a long curing cycle, generates die blockage easily, has poor surface finishment and incomplete fiber coating by resin, reduced mechanical strength caused by a resin curing process and the like; besides, the process improves the comprehensive performance of a product and saves the material consumption. The preparation process for the composite core for the capacity expansion conducting wire of the power transmission line has an extensive application prospect.
Description
Technical field
The invention belongs to capacity expansion conducting wire of power transmission line and use polymer matrix composites field, be specifically related to a kind of thermosetting resin and a kind of preparation technology who is applicable to high strength that steady and continuous produces, the composite (claiming again composite core) that high temperature resistant, surface is regular, highly polished.
Background technology
Modern industry improves constantly the requirement of electric load demand and power supply reliability, to power industry, has higher requirement.Resources for construction economizing type, environmentally friendly electrical network, become the pressing problem that power industry faces.For the challenge that saluting future power system faces, when being badly in need of solving the raising of power circuit transmission capacity, can make full use of existing steel tower again, avoid circuit corridor land used to increase this technical barrier as far as possible.
Compare with traditional steel-cored aluminium strand have lightweight, intensity is high, Heat stability is good, sag is low, current-carrying capacity is large and the successful development of the compound core conducting wire of the advantage such as corrosion-resistant, is expected to realize applying of low-loss, environment-friendly type, economizing type and large capacity advanced composite material (ACM) technology of transmission of electricity.This rebuilds significant to reducing the circuit in the consumption of non-ferrous metal scarce resource, the increase reliability of electric power netting safe running, the capacity-increasing transformation of old circuit and shortage of land resource area.
Existing composite core preparation technology have cure cycle long, easily occur that mould stops up, product surface fineness shortcoming, resin-coating fiber not thoroughly, degradation problem under the mechanical strength that causes of resin solidification technique, because the quality of composite core quality will directly affect the quality of compound core conducting wire, and then affect whole transmission line of electricity safe operation, therefore for improving transmission line of electricity property safe and reliable to operation, the combination property of composite core should further improve.
Summary of the invention
The object of the invention is to propose a kind of solve polymer matrix composites preparation technology cure cycle for existing capacity expansion conducting wire of power transmission line long, easily occur that mould stops up, the preparation technology of the problem such as product surface fineness shortcoming, resin-coating fiber are not thorough, obtain a kind of can continuous and stable production and the preparation technology of composite for the stable capacity expansion conducting wire of power transmission line of physical and chemical performance.
The preparation technology of polymer matrix composites for a kind of capacity expansion conducting wire of power transmission line that the present invention proposes, is characterized in that comprising the following steps:
(1) the uncoiling yarn bundle of the pretreated reinforcing material of drying is under the pulling force of hauling machine, after a series of guide rollers and boundling screen, yarn collecting wheel, enters dipping glue groove, and fully the glue of impregnated with resin material, makes the complete coating reinforced fiber of resin material;
(2) fiber infiltrating through resin, by having the preforming mould of certain interface shape, is discharged unnecessary resin and bubble, carries out preformed;
(3) carry out front curing schedule: by leading portion curing mold, the fiber infiltrating through resin is progressively heat absorption intensification in this mould, resin solidifies through viscous state, gel state, glassy state aftershaping, under the effect of inner pattern releasing agent applicable, by draw-gear, pulls out stripping forming;
(4) carry out rear curing schedule;
(5) by admission machine, carry out goods rolling, by cutter sweep, be cut into the goods of Len req;
Wherein, the formula of described resin material is: 100 parts of thermosetting resins, 50～150 parts, curing agent, 1～20 part of promoter, 1～20 part of releasing agent.
Preferably, the temperature constant of (1) described dipping glue groove is 50-70 ℃, and the temperature in (2) preforming mould is 80～110 ℃.
Preferably, the first heating interval temperature in leading portion curing mold is 120-150 ℃; The second heating interval temperature is 150～185 ℃; The 3rd heating interval temperature is 160～180 ℃.
Preferably, four sections of laser heating intervals of rear curing employing, the temperature of heating interval is 180～220 ℃.
Preferably, hauling speed is not less than 0.3m/min.
Preferably, curing agent is one or more that are selected from anhydrides, fat polyamine class, amide groups amine, organic acid, resinae.
Preferably, promoter being is selected from one or more in amine, phenol, imidazoles.
Preferably, releasing agent is to be selected from one or more of zinc stearate, stearic acid, silicone oil, silicone grease class, self-control inner pattern releasing agent applicable.
Preferably, described reinforcing material is one or more that are selected from carbon fiber, basalt fibre, glass fibre, boron fibre, aramid fiber, silicon carbide fibre, PBI fiber.
Of the present invention can continuous and stable production and stable relevant parameter corresponding to composite core preparation technology of physical and chemical performance on following basis, drawing: in mould corresponding to the related resin curing process of composite core preparation technology of take, temperature field and the dynamic change of resin solidification degree are reference, with hauling speed, solidification temperature, heating interval length is as three factors, and heat resistance, hot strength, surface quality are carried out orthogonalization design as three levels.
The preparation technology of polymer matrix composites for capacity expansion conducting wire of power transmission line of the present invention, the performance indications of end article should reach: composite core fiber content V
f=60～80%, composite core hot strength is not less than 2400MPa, and composite core glass transition temperature is not less than 180 ℃.
The preparation technology of polymer matrix composites for capacity expansion conducting wire of power transmission line of the present invention, the outward appearance of end article should meet: composite core any surface finish, roughness is relatively low, the complete coating reinforced fiber of resin.
Of the present invention can continuous and stable production and the stable capacity expansion conducting wire of power transmission line of physical and chemical performance by the preparation technology's of polymer matrix composites advantage, be, improved sample combination property and production efficiency, surface is regular, highly polished and can continuous and stable production.
The specific embodiment
By specific embodiment, the present invention is specifically described or is described further below, its object is better to understand content of the present invention, but protection scope of the present invention is not limited to these embodiment.
Embodiment 1
Of the present invention can continuous and stable production and the stable related resin formula of composite core preparation technology of physical and chemical performance, according to following proportioning: 100 parts of resins, 120 parts, curing agent, 5 parts of promoter, 3 parts of releasing agents.
Of the present invention can continuous and stable production and the stable composite core preparation technology of physical and chemical performance, by the temperature constant of glue groove, be 65 ℃, the temperature of the fiber infiltrating through resin in mould leading portion preheating zone is 105 ℃.
Of the present invention can continuous and stable production and stable leading portion curing mold corresponding to composite core preparation technology of physical and chemical performance, the first corresponding heating interval is 148 ℃; The second heating interval is 178 ℃; The 3rd heating interval is 170 ℃.Between rear curing area, adopt four sections of laser heating modes, the temperature of heating interval is 200 ℃.
Of the present invention can continuous and stable production and stable hauling speed corresponding to composite core preparation technology of physical and chemical performance be made as 0.3m/min.
According to above-mentioned can continuous and stable production and the sample for preparing of the stable composite core preparation technology of physical and chemical performance after testing, composite core glass transition temperature is 195 ℃, hot strength 2446MPa, composite core any surface finish, without roughness, the complete coating reinforced fiber of resin.
Embodiment 2
Of the present invention can continuous and stable production and the stable related resin formula of composite core preparation technology of physical and chemical performance, according to following proportioning: 100 parts of resins, 95 parts, curing agent, 12 parts of promoter, 5 parts of releasing agents.
Of the present invention can continuous and stable production and the stable composite core preparation technology of physical and chemical performance, by the temperature constant of glue groove, be 60 ℃, the temperature of the fiber infiltrating through resin in mould leading portion preheating zone is 105 ℃.
Of the present invention can continuous and stable production and stable leading portion curing mold corresponding to composite core preparation technology of physical and chemical performance, the first corresponding heating interval is 145 ℃; The second heating interval is 170 ℃; The 3rd heating interval is 165 ℃.Between rear curing area, adopt four sections of laser heating modes, the temperature of heating interval is 200 ℃.
Of the present invention can continuous and stable production and stable hauling speed corresponding to composite core preparation technology of physical and chemical performance be made as 0.35m/min.
According to above-mentioned can continuous and stable production and the sample for preparing of the stable composite core preparation technology of physical and chemical performance after testing, composite core glass transition temperature is 198 ℃, hot strength 2520MPa, composite core any surface finish, without roughness, the complete coating reinforced fiber of resin.
Embodiment 3
Of the present invention can continuous and stable production and the stable related resin formula of composite core preparation technology of physical and chemical performance, according to following proportioning: 100 parts of resins, 80 parts, curing agent, 5 parts of promoter, 2 parts of releasing agents.
Of the present invention can continuous and stable production and the stable composite core preparation technology of physical and chemical performance, by the temperature constant of glue groove, be 60 ℃, the temperature of the fiber infiltrating through resin in mould leading portion preheating zone is 110 ℃.
Of the present invention can continuous and stable production and stable leading portion curing mold corresponding to composite core preparation technology of physical and chemical performance, the first corresponding heating interval is 135 ℃; The second heating interval is 165 ℃; The 3rd heating interval is 160 ℃.Between rear curing area, adopt four sections of laser heating modes, the temperature of heating interval is 200 ℃.
Of the present invention can continuous and stable production and stable hauling speed corresponding to composite core preparation technology of physical and chemical performance be made as 0.4m/min.
According to above-mentioned can continuous and stable production and the sample for preparing of the stable composite core preparation technology of physical and chemical performance after testing, composite core glass transition temperature is 202 ℃, hot strength 2480MPa, composite core any surface finish, without roughness, the complete coating reinforced fiber of resin.
Above by special embodiment content description the present invention, but those skilled in the art also can recognize the multiple possibility of modification and optional embodiment, for example, by combining and/or change the feature of single embodiment.Therefore, be understandable that these modification and optional embodiment will be considered as included in the present invention, scope of the present invention is enclosed patent claims and coordinate restriction thereof only.
Claims (5)
1. the preparation technology of polymer matrix composites for capacity expansion conducting wire of power transmission line, is characterized in that comprising the following steps:
(1) the uncoiling yarn bundle of the pretreated reinforcing material of drying is under the pulling force of hauling machine, after a series of guide rollers and boundling screen, yarn collecting wheel, enters dipping glue groove, and fully the glue of impregnated with resin material, makes the complete coating reinforced fiber of resin material;
(2) fiber infiltrating through resin, by having the preforming mould of certain interface shape, is discharged unnecessary resin and bubble, carries out preformed;
(3) carry out front curing schedule: by leading portion curing mold, the fiber infiltrating through resin is progressively heat absorption intensification in this mould, resin solidifies through viscous state, gel state, glassy state aftershaping, under the effect of inner pattern releasing agent applicable, by draw-gear, pulls out stripping forming;
(4) carry out rear curing schedule;
(5) by admission machine, carry out goods rolling, by cutter sweep, be cut into the goods of Len req;
Wherein, the formula of described resin material is: 100 parts of thermosetting resins, 50～150 parts, curing agent, 1～20 part of promoter, 1～20 part of releasing agent;
The first heating interval temperature in leading portion curing mold is 120-150 ℃; The second heating interval temperature is 150～185 ℃; The 3rd heating interval temperature is 160～180 ℃;
Rear solidifying adopts four sections of laser heating intervals, and the temperature of heating interval is 180～220 ℃;
(1) temperature constant of described dipping glue groove is 50-70 ℃, and the temperature in (2) preforming mould is 80～110 ℃;
Hauling speed is not less than 0.3m/min.
2. the preparation technology of polymer matrix composites for capacity expansion conducting wire of power transmission line as claimed in claim 1, is characterized in that curing agent is one or more that are selected from anhydrides, fat polyamine class, amide groups amine, organic acid, resinae.
3. the preparation technology of polymer matrix composites for capacity expansion conducting wire of power transmission line as claimed in claim 1, is characterized in that promoter being is selected from one or more in amine, phenol, imidazoles.
4. the preparation technology of polymer matrix composites for capacity expansion conducting wire of power transmission line as claimed in claim 1, is characterized in that releasing agent is to be selected from one or more of zinc stearate, stearic acid, silicone oil, silicone grease class.
5. the preparation technology of polymer matrix composites for capacity expansion conducting wire of power transmission line as claimed in claim 1, is characterized in that described reinforcing material is one or more that are selected from carbon fiber, basalt fibre, glass fibre, boron fibre, aramid fiber, silicon carbide fibre, PBI fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910237469.6A CN101722658B (en) | 2009-11-09 | 2009-11-09 | Resin-based composite material suitable for capacity expansion conducting wire of power transmission line and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910237469.6A CN101722658B (en) | 2009-11-09 | 2009-11-09 | Resin-based composite material suitable for capacity expansion conducting wire of power transmission line and preparation process thereof |
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| Publication Number | Publication Date |
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| CN101722658A CN101722658A (en) | 2010-06-09 |
| CN101722658B true CN101722658B (en) | 2014-04-23 |
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| CN200910237469.6A Active CN101722658B (en) | 2009-11-09 | 2009-11-09 | Resin-based composite material suitable for capacity expansion conducting wire of power transmission line and preparation process thereof |
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Families Citing this family (3)
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|---|---|---|---|---|
| CN102977552B (en) * | 2012-10-18 | 2015-08-05 | 国网智能电网研究院 | A kind of fiber-reinforced resin matrix compound material and preparation method thereof |
| CN104129081A (en) * | 2014-06-25 | 2014-11-05 | 四川航天五源复合材料有限公司 | Preparation process for continuous basalt fiber composite material |
| CN110539507A (en) * | 2018-05-28 | 2019-12-06 | 江苏海川新材料科技有限公司 | Rapid pultrusion process |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1649718A (en) * | 2002-04-23 | 2005-08-03 | 合成科技公司 | Aluminum conductor composite core reinforced cable and method of manufacture |
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- 2009-11-09 CN CN200910237469.6A patent/CN101722658B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1649718A (en) * | 2002-04-23 | 2005-08-03 | 合成科技公司 | Aluminum conductor composite core reinforced cable and method of manufacture |
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Effective date of registration: 20130129 Address after: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Applicant after: China Electric Power Research Institute Applicant after: State Grid Corporation of China Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Applicant before: China Electric Power Research Institute |
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