CN104212536A - Tungsten carbide nanoparticle-containing sterilization and anticorrosion transformer oil and its preparation method - Google Patents
Tungsten carbide nanoparticle-containing sterilization and anticorrosion transformer oil and its preparation method Download PDFInfo
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- CN104212536A CN104212536A CN201410395512.2A CN201410395512A CN104212536A CN 104212536 A CN104212536 A CN 104212536A CN 201410395512 A CN201410395512 A CN 201410395512A CN 104212536 A CN104212536 A CN 104212536A
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Abstract
The invention discloses a tungsten carbide nanoparticle-containing sterilization and anticorrosion transformer oil. The tungsten carbide nanoparticle-containing sterilization and anticorrosion transformer oil is prepared by using the following raw materials, by weight, 1000-1200 parts of naphthenic base oil, 1-2 parts of aluminum nitride, 0.3-0.5 parts of coconut oil monoethanolamide, 0.2-0.5 parts of vinyltriethoxysilane, 0.3-0.5 parts of zinc dihydrogen phosphate, 0.3-0.6 parts of 1,2-benzisothiazolin-3-one, 0.2-0.4 parts of zinc naphthenate, 1-2 parts of iron oxide, 2-4 parts of tungsten carbide and 0.5-1.0 part of an assistant. Nanoparticles are prepared through an anhydrous ethanol ball milling technology; the tungsten carbide nanoparticle-containing sterilization and anticorrosion transformer oil has the advantages of easily available raw materials, low cost, simple device and easy operation; the added tungsten carbide nanoparticles improve the corrosion resistance, the oxidation resistance and the high temperature resistance of the transformer oil; and the added 1,2-benzisothiazolin-3-one improves the sterilization ability of the transformer oil; and a preparation method also disclosed in the invention effectively problems the problems of easy oxidation, easy bacterium appearance, easy corrosion and the like of transformer oil, improves the quality of the transformer oil and prolongs the service life of the transformer oil.
Description
Technical field
The present invention relates to chemical field, particularly relate to a kind of sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle and preparation method thereof.
Background technology
Current many high-tension apparatus many employings transformer oil are as insulation heat-eliminating medium, and transformer oil has the insulation strength more much higher than air, and insulating material is immersed in oil, not only can improve insulation strength, but also can from the erosion of moisture.The heat produced when transformer runs makes to rise near the oily expanded by heating of iron core and winding, and by the convection current up and down of oil, heat is shed by scatterer, ensures that transformer normally runs.On the on-load voltage regulating switch of oil switch and transformer, when contact switches, electric arc can be produced.Due to transformer oil good heat conductivity, and can divide under the high temperature action of electric arc and touched a large amount of gas, produce larger pressure, thus improve the arc extinction performance of medium, electric arc is extinguished very soon.Although traditional transformer oil can play the basic role of insulation, heat radiation, along with the raising of voltage range, capacity, people more and more need a kind of can have better effect insulation, heat radiation, extinguishing arc, moistureproof transformer oil.
Transformer oil is a class petroleum fractions product, has water-absorbent.So transformer oil once with air Long contact time, moisture in air and some microorganisms will intrude into fermentation in transformer oil and make oil deterioration, also acidic oxide can be generated, oxide compound is separated out into greasy filth and is sticked to metallic surface, the coil of acid attack transformer and line hinder, and this will bring very large potential safety hazard.
Along with the day by day ripe of nanotechnology and the popularity of its application, people start in transformer oil, to add nano material to improve its heat conduction, the performance of insulation.Wolfram varbide hardness is large, acid-alkali-corrosive-resisting and high temperature resistant, so wolfram varbide is made nanoparticle to be herein added in transformer oil anticorrosive, the resistance to oxidation and resistant to elevated temperatures effect that improve it.The present invention also adds BIT and improve sterilizing ability in transformer oil.
Summary of the invention
The object of this invention is to provide a kind of sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle and preparation method thereof.
In order to realize the object of the invention, implement by the following technical programs:
A kind of sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle, be made up of the raw material of following weight part: naphthenic base oils 1000-1200, aluminium nitride 1-2, Coconut Fatty Acid Monoethanolamide 0.3-0.5, vinyltriethoxysilane 0.2-0.5, primary zinc phosphate 0.3-0.5, BIT 0.3-0.6, zinc naphthenate 0.2-0.4, ferric oxide 1-2, wolfram varbide 2-4, auxiliary agent 0.5-1.0;
Described auxiliary agent is made up of the raw material of following weight part: dimethyl silicone oil 1-2,2-mercaptobenzothiazole 0.5-1.0, Calucium Silicate powder 0.5-1.0, tertiarybutylhydroquinone 0.5-1.0, petroleum sodium sulfonate 1-2, N, N'-di-sec-butyl-p-phenyl enediamine 0.5-2.0, Reactive alumina 2-4, copper 8-quinolinolate 2-3, ethoxylated dodecyl alcohol 2-3, sodium cocoyl methyl Sodium taurine salt 2-3, naphthenic base oils 80-100; Preparation method is: blended to tertiarybutylhydroquinone, Calucium Silicate powder, 2-mercaptobenzothiazole, Reactive alumina and copper 8-quinolinolate grinding is obtained nano-powder; by dimethyl silicone oil, petroleum sodium sulfonate, N; N'-di-sec-butyl-p-phenyl enediamine and naphthenic base oils mixing and stirring; again obtained nanometer powder is added in mixing oil, finally add ethoxylated dodecyl alcohol and sodium cocoyl methyl Sodium taurine salt stirs 20-50 minute under 1200-1400 rev/min.
Sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle of the present invention, be made up of following concrete steps:
(1) aluminium nitride, primary zinc phosphate, ferric oxide and wolfram varbide are joined in ball mill, add the dehydrated alcohol of 10 ~ 15 times again, at 500-700 rev/min of lower ball milling 60-90 hour, after terminating, this solution is joined revolve and steam in instrument, revolve after steaming removing ethanol and obtain dry nano-powder;
(2) naphthenic base oils is heated to 260 ~ 280 ° of C, add nano-powder, Coconut Fatty Acid Monoethanolamide, vinyltriethoxysilane, 1 dry in (1) respectively successively, 2-benzisothiazole-3-ketone, zinc naphthenate and auxiliary agent, stir 0.5-1.0 hour under 1200-1400 rev/min of high speed dispersor after, be incubated 2 ~ 3 hours;
(3) after the transformer oil in (2) being cooled to room temperature, filter, after removing impurity, namely obtain the sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle.
The present invention uses dehydrated alcohol ball milled to prepare nanoparticle, to be raw materials usedly easy to get, cost is low, equipment is simple, easy to operate; The wolfram varbide hardness of adding is large, acid-alkali-corrosive-resisting and high temperature resistant, makes nanoparticle and is added in transformer oil anticorrosive, the resistance to oxidation and resistant to elevated temperatures effect that improve it; The BIT added improves the sterilizing ability of transformer oil; Present invention efficiently solves that transformer oil is oxidizable, easily raw bacterium, the problem such as perishable, improve the quality of transformer oil, extend work-ing life.
Specific embodiments
Below by specific examples, the present invention is described in detail.
A kind of sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle, be made up of the raw material of following weight part (kilogram): naphthenic base oils 1000, aluminium nitride 1, Coconut Fatty Acid Monoethanolamide 0.3, vinyltriethoxysilane 0.2, primary zinc phosphate 0.3, BIT 0.3, zinc naphthenate 0.2, ferric oxide 1, wolfram varbide 3, auxiliary agent 0.7;
Described auxiliary agent is made up of the raw material of following weight part (kilogram): dimethyl silicone oil 1,2-mercaptobenzothiazole 0.5, Calucium Silicate powder 0.6, tertiarybutylhydroquinone 1.0, petroleum sodium sulfonate 1.2, N, N'-di-sec-butyl-p-phenyl enediamine 1.5, Reactive alumina 3, copper 8-quinolinolate 2, ethoxylated dodecyl alcohol 2, sodium cocoyl methyl Sodium taurine salt 2.5, naphthenic base oils 90; Preparation method is: blended to tertiarybutylhydroquinone, Calucium Silicate powder, 2-mercaptobenzothiazole, Reactive alumina and copper 8-quinolinolate grinding is obtained nano-powder; by dimethyl silicone oil, petroleum sodium sulfonate, N; N'-di-sec-butyl-p-phenyl enediamine and naphthenic base oils mixing and stirring; again obtained nanometer powder is added in mixing oil, finally add ethoxylated dodecyl alcohol and sodium cocoyl methyl Sodium taurine salt stirs 20-50 minute under 1200-1400 rev/min.
Sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle of the present invention, be made up of following concrete steps:
(1) aluminium nitride, primary zinc phosphate, ferric oxide and wolfram varbide are joined in ball mill, add the dehydrated alcohol of 10 ~ 15 times again, at 500-700 rev/min of lower ball milling 60-90 hour, after terminating, this solution is joined revolve and steam in instrument, revolve after steaming removing ethanol and obtain dry nano-powder;
(2) naphthenic base oils is heated to 260 ~ 280 ° of C, add nano-powder, Coconut Fatty Acid Monoethanolamide, vinyltriethoxysilane, 1 dry in (1) respectively successively, 2-benzisothiazole-3-ketone, zinc naphthenate and auxiliary agent, stir 0.5-1.0 hour under 1200-1400 rev/min of high speed dispersor after, be incubated 2 ~ 3 hours;
(3) after the transformer oil in (2) being cooled to room temperature, filter, after removing impurity, namely obtain the sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle.
Transformer oil work voltage breakdown of the present invention is for more than 70KV, and specific inductivity is 2.38,90 ° of C current displacement angle tangent values is 0.0003, and volume specific resistance is 7 × 10
12Ω m, other performance index also meet transformer oil GB2536-90 quality standard, use transformer oil of the present invention can have well moistureproof heat radiation, protect the function of insulation and sterilization and anticorrosion, extend the work-ing life of transformer.
Claims (2)
1. the sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle, it is characterized in that, be made up of the raw material of following weight part: naphthenic base oils 1000-1200, aluminium nitride 1-2, Coconut Fatty Acid Monoethanolamide 0.3-0.5, vinyltriethoxysilane 0.2-0.5, primary zinc phosphate 0.3-0.5, BIT 0.3-0.6, zinc naphthenate 0.2-0.4, ferric oxide 1-2, wolfram varbide 2-4, auxiliary agent 0.5-1.0;
Described auxiliary agent is made up of the raw material of following weight part: dimethyl silicone oil 1-2,2-mercaptobenzothiazole 0.5-1.0, Calucium Silicate powder 0.5-1.0, tertiarybutylhydroquinone 0.5-1.0, petroleum sodium sulfonate 1-2, N, N'-di-sec-butyl-p-phenyl enediamine 0.5-2.0, Reactive alumina 2-4, copper 8-quinolinolate 2-3, ethoxylated dodecyl alcohol 2-3, sodium cocoyl methyl Sodium taurine salt 2-3, naphthenic base oils 80-100; Preparation method is: blended to tertiarybutylhydroquinone, Calucium Silicate powder, 2-mercaptobenzothiazole, Reactive alumina and copper 8-quinolinolate grinding is obtained nano-powder; by dimethyl silicone oil, petroleum sodium sulfonate, N; N'-di-sec-butyl-p-phenyl enediamine and naphthenic base oils mixing and stirring; again obtained nanometer powder is added in mixing oil, finally add ethoxylated dodecyl alcohol and sodium cocoyl methyl Sodium taurine salt stirs 20-50 minute under 1200-1400 rev/min.
2. the sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle, it is characterized in that, this preparation method comprises the following steps:
(1) aluminium nitride, primary zinc phosphate, ferric oxide and wolfram varbide are joined in ball mill, add the dehydrated alcohol of 10 ~ 15 times again, at 500-700 rev/min of lower ball milling 60-90 hour, after terminating, this solution is joined revolve and steam in instrument, revolve after steaming removing ethanol and obtain dry nano-powder;
(2) naphthenic base oils is heated to 260 ~ 280 ° of C, add nano-powder, Coconut Fatty Acid Monoethanolamide, vinyltriethoxysilane, 1 dry in (1) respectively successively, 2-benzisothiazole-3-ketone, zinc naphthenate and auxiliary agent, stir 0.5-1.0 hour under 1200-1400 rev/min of high speed dispersor after, be incubated 2 ~ 3 hours;
(3) after the transformer oil in (2) being cooled to room temperature, filter, after removing impurity, namely obtain the sterilization and anticorrosion transformer oil containing wolfram varbide nanoparticle.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105296100A (en) * | 2015-10-22 | 2016-02-03 | 铜陵三佳变压器有限责任公司 | High-ignition-point transformer oil |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020049145A1 (en) * | 1998-05-11 | 2002-04-25 | Cannon Glenn S. | Vegetable-based transformer oil and transmission line fluid |
| CN103695098A (en) * | 2013-11-29 | 2014-04-02 | 国网河南省电力公司济源供电公司 | Transformer oil and preparation method thereof |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020049145A1 (en) * | 1998-05-11 | 2002-04-25 | Cannon Glenn S. | Vegetable-based transformer oil and transmission line fluid |
| CN103695098A (en) * | 2013-11-29 | 2014-04-02 | 国网河南省电力公司济源供电公司 | Transformer oil and preparation method thereof |
Non-Patent Citations (1)
| Title |
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| 缪金等: ""纳米改性变压器油研究进展"", 《中国电机工程学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105296100A (en) * | 2015-10-22 | 2016-02-03 | 铜陵三佳变压器有限责任公司 | High-ignition-point transformer oil |
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Application publication date: 20141217 |