CN103937372A - High-temperature-resistant corrosion-resistant oil-immersed transformer - Google Patents
High-temperature-resistant corrosion-resistant oil-immersed transformer Download PDFInfo
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- CN103937372A CN103937372A CN201410154037.XA CN201410154037A CN103937372A CN 103937372 A CN103937372 A CN 103937372A CN 201410154037 A CN201410154037 A CN 201410154037A CN 103937372 A CN103937372 A CN 103937372A
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Abstract
The invention relates to a high-temperature-resistant corrosion-resistant oil-immersed transformer which is prepared by coating an anticorrosive paint on a transformer shell. The anticorrosive paint comprises the following components in parts by weight: 20-30 parts of 601 epoxy resin, 30-40 parts of red lead, 45-54 parts of talcum powder, 5-6 parts of diethylenetriamine, 7-9 parts of methylbenzene, 8-10 parts of ethyl acetate, 0.5-1 part of butanone, 1-3 parts of cyclohexanone, 5-9 parts of tert-butyl hydroperoxide and 25-35 parts of dioctyl phthalate. The oil-immersed transformer has the advantages of fewer raw materials, go to the fields cost, simpler manufacturing technique and excellent corrosion resistance in high-temperature and high-corrosion environments.
Description
Technical field
The present invention relates to a kind of transformer, be specifically related to a kind of oil-filled transformer under the high corrosive environment of high temperature by applying antifouling paste with antiseptic property.
Background technology
In the production process of smelting, chemical industry, the quantity discharged of smoke exhaust is more, and it has more serious erosion action to the metal shell of high-power transformer, especially the weak part to transformer--and the infringement of scatterer is more obvious.Corrosion has become a large hidden danger of high-power transformer operating safety, has influence on the work-ing life of transformer.Be economical and operating high-power transformer is adopted to coating protecting, technical is also feasible, operates relatively simply, can utilize power failure chance to carry out.
In prior art, CN103509388 has recorded a kind of epoxy resin transformer shell rust-inhibiting paint, and it consists of: its feed composition by following weight part is prepared from: 582-2 aminoresin 24-28, E-12 epoxy resin 45-49, quadrol 12-14, calcite 21-25, zircon sand 12-15, rutile 4-8, fluorite 6-8, poly--4-methyl-1-pentene 2-3, propionate 6-9, dimethylbenzene 25-28, ethyl formate 9-12, film-forming resin 4-6.Although use the transformer of this antifouling paste to have certain preservative effect, under the environment of high temperature, peracid, preservative effect obviously weakens.
CN101440254 has recorded a kind of anticorrosion paint for decorating inner and external walls of power station transformer, it consists of: described main paint refers to the main paint of outer wall and the main paint of inwall, the per-cent of the main paint each component of outer wall weight is: LH-1 modified propylene ester resin 58-62%, titanium dioxide 20-24%, ultra-fine sericite 4-5%, carbon black 0.10-0.20%, pigment 0.4-0.6%, wetting dispersing agent 0.2-0.5%, flow agent 0.2-0.5%, defoamer 0.2-0.5%, high boiling solvent 4-6%, siccative 0.4-0.7%, ethylene glycol ether acetate, butylacetate, dimethylbenzene mixed solvent 5-7%, the per-cent of the main paint each component weight of inwall paint is: LH-1 resin 35-45%, titanium dioxide 18-25%, ultra-fine sericite 5-7%, superfine calcined kaolin 5-8%, aluminium triphosphate 5-8%, flatting silica 1-2%, defoamer 0.2-0.5%, flow agent 0.2-0.5%, high boiling solvent 3-4%, siccative 0.5-0.6%, ethylene glycol ether acetate, butylacetate, dimethylbenzene mixed solvent 8-10%, the per-cent of the each material component weight of described solidifying agent is: HDI biuret 45-55%, IPDI tripolymer 18-22%, ethylene glycol ether acetate, butylacetate, dimethylbenzene mixed solvent 27-33%, additional dewatering agent 0.5-1%, the weight percent of the feed composition of described LH-1 resin is: tertiary carbonic acid glycidyl ester 10-15%, methyl methacrylate 15-20%, Propylene glycol monoacrylate 12-16%, methacrylic acid 2-4%, Isooctyl acrylate monomer 10-15%, tertbutyl peroxide 0.5-1%, benzoyl peroxide 1-1.5%, epoxy resin 7-10%, lauryl mercaptan 1-1.5%, ethylene glycol ether acetate, butylacetate, dimethylbenzene mixed solvent 29-31%.Although use the transformer of this antifouling paste to have certain preservative effect, raw material type is various.Complex manufacturing technology, cost of manufacture is too high.
For the deficiencies in the prior art, the invention provides and a kind ofly apply antifouling paste and the oil-filled transformer that can use by shell under the high corrosive environment of high temperature, technical scheme raw material of the present invention is less, cost is lower, manufacture craft is simpler, described oil-filled transformer under high temperature and high corrosive environment antiseptic power very outstanding.
Summary of the invention
The object of this invention is to provide the oil-filled transformer of corrosion-and high-temp-resistant, described transformer casing applies antifouling paste and makes, and wherein said antifouling paste comprises following component, each component concentration is in weight part: 601 epoxy resin 20-30, red lead 30-40, talcum powder 45-54, diethylenetriamine 5-6, toluene 7-9, ethyl acetate 8-10, butanone 0.5-1, pimelinketone 1-3, tertbutyl peroxide 5-9, dioctyl phthalate (DOP) 25-35;
Wherein each component concentration is preferably 601 epoxy resin 25-28, red lead 32-35, talcum powder 47-50, diethylenetriamine 5-6, toluene 7-8, ethyl acetate 8-9, butanone 0.5-1, pimelinketone 1-2, tertbutyl peroxide 6-8, dioctyl phthalate (DOP) 26-33.
The preparation method of described oil-filled transformer shell antifouling paste, comprises the following steps:
(1) first diethylenetriamine and tertbutyl peroxide being joined to reactor mixes;
(2) by 601 epoxy resin, red lead, talcum powder grinds to form respectively particle diameter and is less than 300 object powder, then join in still by formula rate, add successively again toluene, ethyl acetate, butanone, pimelinketone, dioctyl phthalate (DOP), control temperature is 45-50 DEG C, first stirs 8-10 minute with the speed of 300-400r/min, and then stir 20-25 minute with the speed of 500-800r/min.
The advantages such as corrosion-and high-temp-resistant oil-filled transformer of the present invention has that high-temperature behavior excellence, electrical property are good, moistureproofness and good corrosion resistance, thereby there is good use properties.There is specifically following advantage:
A) raw material type is less, and cost is lower, is coated in transformer casing, and anticorrosion process is simple;
B) high temperature resistant resistance to peracid effect is outstanding, is applicable to the transformer using under the severe environment such as high temperature peracid;
Embodiment
Below by specific embodiment, oil-filled transformer performance of the present invention is further described.But the present invention is not subject to the restriction of these specific embodiments, within the routine adjustment that those skilled in the art carry out on basis of the present invention or improvement all fall into the application's protection domain.
No. 1 test, be respectively embodiment 1(E1), comparative example 1(C1), comparative example 2(C2) and comparative example 3(C3)
Embodiment 1(E1)
Comparative example 1(C1)
Comparative example 2(C2)
Comparative example 3(C3)
No. 2 experiment, be respectively embodiment 2(E2), comparative example 1(D1), comparative example 2(D2) and comparative example 3(D3)
Embodiment 2(E2)
Comparative example 1(D1)
Comparative example 2(D2)
Comparative example 3(D3)
No. 3 test, be respectively embodiment 3(E3), comparative example 1(F1), comparative example 2(F2) and comparative example 3(F3)
601 epoxy resin 20-30, red lead 30-40, talcum powder 45-54, diethylenetriamine 5-6, toluene 7-9, ethyl acetate 8-10, butanone 0.5-1, pimelinketone 1-3, tertbutyl peroxide 5-9, dioctyl phthalate (DOP) 25-35;
Embodiment 3(E3)
Comparative example 1(F1)
Comparative example 2(F2)
Comparative example 3(F3)
The test-results of embodiment and comparative example is in table 1, table 2 and table 3.
Table 1:1 test-results
Table 2:2 test-results
Table 3:3 test-results
From table, 1-3 can find out, when at antifouling paste raw material 601 epoxy resin, red lead, talcum powder, diethylenetriamine, toluene, ethyl acetate, butanone, while adding tertbutyl peroxide and two kinds of materials of dioctyl phthalate (DOP) on the basis of pimelinketone simultaneously, adopt the oil-filled transformer of antifouling paste of the present invention to there is excellent corrosion-and high-temp-resistant, compare and applied only by 601 epoxy resin, red lead, talcum powder, diethylenetriamine, toluene, ethyl acetate, the oil-filled transformer of the antifouling paste that butanone raw material forms, or apply only by 601 epoxy resin, red lead, talcum powder, diethylenetriamine, toluene, ethyl acetate, butanone, pimelinketone, the oil-filled transformer of the antifouling paste that tertbutyl peroxide forms, or apply only by 601 epoxy resin, red lead, talcum powder, diethylenetriamine, toluene, ethyl acetate, butanone, pimelinketone, the oil-filled transformer of the antifouling paste that dioctyl phthalate (DOP) forms, lower at cost, under the better simply prerequisite of anticorrosion treatment technology, obtained excellent high temperature corrosion effect simultaneously, 601 epoxy resin, red lead, talcum powder, diethylenetriamine, toluene, ethyl acetate, butanone, on the basis of pimelinketone, add tertbutyl peroxide and dioctyl phthalate (DOP) simultaneously, between each component, obtain synergistic effect, therefore technical scheme of the present invention has obtained unforeseeable technique effect.
Claims (3)
1. an oil-filled transformer for corrosion-and high-temp-resistant, described transformer casing applies antifouling paste and makes, and it is characterized in that: described antifouling paste comprises following component, and each component concentration is in weight part:
601 epoxy resin 20-30
Red lead 30-40
Talcum powder 45-54
Diethylenetriamine 5-6
Toluene 7-9
Ethyl acetate 8-10
Butanone 0.5-1
Pimelinketone 1-3
Tertbutyl peroxide 5-9
Dioctyl phthalate (DOP) 25-35.
2. oil-filled transformer according to claim 1, is characterized in that, described antifouling paste comprises following component, and each component concentration is in weight part:
601 epoxy resin 25-28
Red lead 32-35
Talcum powder 47-50
Diethylenetriamine 5-6
Toluene 7-8
Ethyl acetate 8-9
Butanone 0.5-1
Pimelinketone 1-2
Tertbutyl peroxide 6-8
Dioctyl phthalate (DOP) 26-33.
3. a method of preparing antifouling paste described in claim 1 or 2, is characterized in that comprising the following steps:
(1) first diethylenetriamine and tertbutyl peroxide being joined to reactor mixes;
(2) by 601 epoxy resin, red lead, talcum powder grinds to form respectively particle diameter and is less than 300 object powder, then join in still by formula rate, add successively again toluene, ethyl acetate, butanone, pimelinketone, dioctyl phthalate (DOP), control temperature is 45-50 DEG C, first stirs 8-10 minute with the speed of 300-400r/min, and then stir 20-25 minute with the speed of 500-800r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410154037.XA CN103937372B (en) | 2014-04-16 | 2014-04-16 | The oil-filled transformer of a kind of corrosion-and high-temp-resistant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410154037.XA CN103937372B (en) | 2014-04-16 | 2014-04-16 | The oil-filled transformer of a kind of corrosion-and high-temp-resistant |
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| Publication Number | Publication Date |
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| CN103937372A true CN103937372A (en) | 2014-07-23 |
| CN103937372B CN103937372B (en) | 2016-06-01 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104263157A (en) * | 2014-10-11 | 2015-01-07 | 江苏华夏制漆科技有限公司 | Water-based acrylic red lead rust-proof paint and preparation method thereof |
| CN105374499A (en) * | 2015-08-16 | 2016-03-02 | 国网山东省电力公司临沂供电公司 | Solid-state insulating transformer |
| CN106158252A (en) * | 2016-08-23 | 2016-11-23 | 孟玲 | A kind of high-tension transformer for power system |
-
2014
- 2014-04-16 CN CN201410154037.XA patent/CN103937372B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104263157A (en) * | 2014-10-11 | 2015-01-07 | 江苏华夏制漆科技有限公司 | Water-based acrylic red lead rust-proof paint and preparation method thereof |
| CN104263157B (en) * | 2014-10-11 | 2016-08-24 | 江苏华夏制漆科技有限公司 | A kind of water soluble acrylic acid red lead anti-corrosive paint and preparation method thereof |
| CN105374499A (en) * | 2015-08-16 | 2016-03-02 | 国网山东省电力公司临沂供电公司 | Solid-state insulating transformer |
| CN106158252A (en) * | 2016-08-23 | 2016-11-23 | 孟玲 | A kind of high-tension transformer for power system |
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| CN103937372B (en) | 2016-06-01 |
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Address after: 224056, Yancheng City, Jiangsu province salt District long salt Street Longcheng Road (D) Applicant after: Jiangsu Hasen Electric CO., LTD. Address before: 224000, Jiangsu, Yancheng City Province, west side of Salt Road dragon road Applicant before: Yancheng Hua Sheng transformer Manufacturing Co., Ltd |
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