CN104194883A - Composite nanometer transformer oil containing precipitated barium sulphate and preparation method of composite nanometer transformer oil - Google Patents
Composite nanometer transformer oil containing precipitated barium sulphate and preparation method of composite nanometer transformer oil Download PDFInfo
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- CN104194883A CN104194883A CN201410395510.3A CN201410395510A CN104194883A CN 104194883 A CN104194883 A CN 104194883A CN 201410395510 A CN201410395510 A CN 201410395510A CN 104194883 A CN104194883 A CN 104194883A
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Abstract
The invention discloses composite nanometer transformer oil containing precipitated barium sulphate. The composite nanometer transformer oil containing precipitated barium sulphate is characterized by being prepared from the raw materials in parts by weight: 1000-1200 parts of naphthenic base oil, 1-3 parts of aluminum nitride, 2-4 parts of precipitated barium sulphate, 1-2 parts of stannic oxide, 0.3-0.6 part of sodium tungstate, 0.3-0.5 part of attapulgite, 0.3-0.6 part of aluminum potassium sulfate, 1-2 parts of bismuth trioxide, 0.5-1.0 part of adjuvant and 0.3-0.6 part of titanate coupling agent. Nanoparticles are prepared by using an absolute ethyl alcohol ball-milling method, so that the adopted raw materials are easily obtained, the cost is low, and equipment is simple and easy to operate; aluminum nitride, stannic oxide and bismuth trioxide used as nanomaterials are added into transformer oil, so that the damp-roof, heat-radiating and oxidation-resistant functions of the transformer oil are improved; and precipitated barium sulphate can be widely applied and is added into the transformer oil, so that the characteristics of illumination resistance and chemical corrosion resistance of the transformer oil are improved.
Description
Technical field
The present invention relates to chemical field, relate in particular to a kind of composite Nano transformer oil containing process white and preparation method thereof.
Background technology
Current many high-tension apparatuses adopt transformer oil as insulation heat-eliminating medium more, 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 avoid the erosion of moisture.The heat producing when transformer operation 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 sheds by scatterer, ensures that transformer normally moves.On the on-load voltage regulating switch of oil switch and transformer, contact can produce electric arc while switching.Due to transformer oil good heat conductivity, and can divide and touch a large amount of gas under the high temperature action of electric arc, produce larger pressure, thereby improved 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 the transformer oil of a kind of insulation that can have better effect, heat radiation, extinguishing arc, protection against the tide.
Along with the widespread popularity of nano material, people seek the effect of nano material in transformer oil.Nano modification transformer oil, due to its high-cooling property and unique electric property, is just being subject to paying close attention to more and more widely at present.Nano modification transformer oil in heat conduction, puncture, aging and anti-moisture effects has very large promoter action.Current study hotspot is the selection of nano material.
The present invention chooses aluminium nitride, tindioxide, bismuthous oxide bismuth trioxide and is added in transformer oil as nano material, has improved to a great extent the protection against the tide heat radiation of transformer oil, oxidation resistant function.Process white is with a wide range of applications, but does not also apply in transformer oil, and the present invention adds process white increases fast light photograph, the chemical resistance of transformer oil.
Summary of the invention
The object of this invention is to provide a kind of composite Nano transformer oil containing process white and preparation method thereof.
In order to realize the object of the invention, implement by the following technical programs:
Containing a composite Nano transformer oil for process white, made by the raw material of following weight part: naphthenic base oils 1000-1200, aluminium nitride 1-3, process white 2-4, tindioxide 1-2, sodium wolframate 0.3-0.6, attapulgite 0.3-0.5, potassium aluminium sulfate 0.3-0.6, bismuthous oxide bismuth trioxide 1-2, auxiliary agent 0.5-1.0, titanate coupling agent 0.3-0.6;
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, cocoyl N-methyltaurine sodium 2-3, naphthenic base oils 80-100; Preparation method is: tertiarybutylhydroquinone, Calucium Silicate powder, 2-mercaptobenzothiazole, Reactive alumina and copper 8-quinolinolate blend are ground and made 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 the nanometer powder making is added in mixing oil, finally add ethoxylated dodecyl alcohol and cocoyl N-methyltaurine sodium to stir 20-50 minute under 1200-1400 rev/min.
Composite Nano transformer oil containing process white of the present invention, made by following concrete steps:
(1) aluminium nitride, tindioxide, process white, sodium wolframate, attapulgite and bismuthous oxide bismuth trioxide are joined in ball mill, add again the dehydrated alcohol of 10 ~ 15 times, at 500-700 rev/min of lower ball milling 60-90 hour, after end, this solution is joined to revolve and steam in instrument, revolve after ethanol is removed in steaming and obtain dry nano-powder;
(2) naphthenic base oils is heated to 260 ~ 280 ° of C, add successively respectively nano-powder dry in (1), potassium aluminium sulfate, titanate coupling agent and auxiliary agent, under 1200-1400 rev/min of high speed dispersor, stir after 0.5-1.0 hour, be incubated 2 ~ 3 hours;
(3) transformer oil in (2) is cooled to after room temperature, filters, obtain the transformer oil that contains process white after removing impurity.
The present invention uses dehydrated alcohol ball milled to prepare nanoparticle, be raw materials usedly easy to get, cost is low, equipment is simple, easy to operate; Aluminium nitride, tindioxide, bismuthous oxide bismuth trioxide are added in transformer oil as nano material, have improved the protection against the tide heat radiation of transformer oil, oxidation resistant function; Process white is with a wide range of applications, and the present invention adds process white in transformer gasoline, to have increased fast light photograph, the chemical resistance etc. of transformer oil characteristic to.
Specific embodiments
Below by specific examples, the present invention is described in detail.
Containing the composite Nano transformer oil of process white, by following weight part (kilogram) raw material make: naphthenic base oils 1200, aluminium nitride 2, process white 2, tindioxide 1, sodium wolframate 0.3, attapulgite 0.3, potassium aluminium sulfate 0.3, bismuthous oxide bismuth trioxide 1, auxiliary agent 0.8, titanate coupling agent 0.3;
Described auxiliary agent by following weight part (kilogram) raw material make: 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, cocoyl N-methyltaurine sodium 2.5, naphthenic base oils 90; Preparation method is: tertiarybutylhydroquinone, Calucium Silicate powder, 2-mercaptobenzothiazole, Reactive alumina and copper 8-quinolinolate blend are ground and made 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 the nanometer powder making is added in mixing oil, finally add ethoxylated dodecyl alcohol and cocoyl N-methyltaurine sodium to stir 20-50 minute under 1200-1400 rev/min.
Composite Nano transformer oil containing process white of the present invention, made by following concrete steps:
(1) aluminium nitride, tindioxide, process white, sodium wolframate, attapulgite and bismuthous oxide bismuth trioxide are joined in ball mill, add again the dehydrated alcohol of 10 ~ 15 times, at 500-700 rev/min of lower ball milling 60-90 hour, after end, this solution is joined to revolve and steam in instrument, revolve after ethanol is removed in steaming and obtain dry nano-powder;
(2) naphthenic base oils is heated to 260 ~ 280 ° of C, add successively respectively nano-powder dry in (1), potassium aluminium sulfate, titanate coupling agent and auxiliary agent, under 1200-1400 rev/min of high speed dispersor, stir after 0.5-1.0 hour, be incubated 2 ~ 3 hours;
(3) transformer oil in (2) is cooled to after room temperature, filters, obtain the transformer oil that contains process white after removing impurity.
Transformer oil work voltage breakdown of the present invention is for exceeding 80KV, and specific inductivity is that 2.34,90 ° of C current displacement angle tangent values are 0.0001, and volume specific resistance is 14 × 10
12Ω m, other performance index also meet transformer oil GB2536-90 quality standard, use transformer oil of the present invention can have good moistureproof heat radiation, protection insulation, fast light photograph and corrosion resistant function, extend the work-ing life of transformer.
Claims (2)
1. the composite Nano transformer oil containing process white, it is characterized in that, made by the raw material of following weight part: naphthenic base oils 1000-1200, aluminium nitride 1-3, process white 2-4, tindioxide 1-2, sodium wolframate 0.3-0.6, attapulgite 0.3-0.5, potassium aluminium sulfate 0.3-0.6, bismuthous oxide bismuth trioxide 1-2, auxiliary agent 0.5-1.0, titanate coupling agent 0.3-0.6;
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, cocoyl N-methyltaurine sodium 2-3, naphthenic base oils 80-100; Preparation method is: tertiarybutylhydroquinone, Calucium Silicate powder, 2-mercaptobenzothiazole, Reactive alumina and copper 8-quinolinolate blend are ground and made 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 the nanometer powder making is added in mixing oil, finally add ethoxylated dodecyl alcohol and cocoyl N-methyltaurine sodium to stir 20-50 minute under 1200-1400 rev/min.
2. containing a composite Nano transformer oil for process white, it is characterized in that, this preparation method comprises the following steps:
(1) aluminium nitride, tindioxide, process white, sodium wolframate, attapulgite and bismuthous oxide bismuth trioxide are joined in ball mill, add again the dehydrated alcohol of 10 ~ 15 times, at 500-700 rev/min of lower ball milling 60-90 hour, after end, this solution is joined to revolve and steam in instrument, revolve after ethanol is removed in steaming and obtain dry nano-powder;
(2) naphthenic base oils is heated to 260 ~ 280 ° of C, add successively respectively nano-powder dry in (1), potassium aluminium sulfate, titanate coupling agent and auxiliary agent, under 1200-1400 rev/min of high speed dispersor, stir after 0.5-1.0 hour, be incubated 2 ~ 3 hours;
(3) transformer oil in (2) is cooled to after room temperature, filters, obtain the transformer oil that contains process white after removing impurity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410395510.3A CN104194883A (en) | 2014-08-13 | 2014-08-13 | Composite nanometer transformer oil containing precipitated barium sulphate and preparation method of composite nanometer transformer oil |
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| CN201410395510.3A CN104194883A (en) | 2014-08-13 | 2014-08-13 | Composite nanometer transformer oil containing precipitated barium sulphate and preparation method of composite nanometer transformer oil |
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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 |
-
2014
- 2014-08-13 CN CN201410395510.3A patent/CN104194883A/en active Pending
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 |
|---|
| 缪金等: "纳米改性变压器油研究进展", 《中国电机工程学报》 * |
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Application publication date: 20141210 |