CN102660354A - Anti-oxidation anti-gassing transformer oil - Google Patents
Anti-oxidation anti-gassing transformer oil Download PDFInfo
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- CN102660354A CN102660354A CN2012101242102A CN201210124210A CN102660354A CN 102660354 A CN102660354 A CN 102660354A CN 2012101242102 A CN2012101242102 A CN 2012101242102A CN 201210124210 A CN201210124210 A CN 201210124210A CN 102660354 A CN102660354 A CN 102660354A
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Abstract
The invention discloses anti-oxidation anti-gassing transformer oil, which comprises the following components in percentage by weight: 0.08% of antioxygen, 0.05-0.5% of metal deactivating agent, 10-30% of anti-gassing additive and the balance transformer base oil, wherein the anti-gassing additive adopts the normal-temperature fraction of petroleum as the raw material which is subjected to hydrotreating by catalyst comprising the components of nickel, copper, alumina and alumina-silicon oxide; a fraction product of which the temperature is 280-360DEG C is separated from a product obtained by processing at normal pressure; the product is anti-gassing additive; proper and effective antioxidant is selected, the content of the antioxidant is strictly controlled, and the anti-gassing additive is cooperatively added; the ratio of the antioxidant is regulated to improve the oxidation stability and the anti-gassing performance of the transformer oil and reduce the oil flow electrification; the service life of the transformer oil is greatly prolonged; the anti-oxidation anti-gassing transformer oil can be suitable for ultrahigh-pressure transformer oil; and pollution can be effectively reduced while the anti-gassing performance is improved.
Description
Technical field
The present invention relates to a kind of transformer oil, particularly a kind of anti-oxidant anti-gassing transformer oil.
Background technology
The main effect of transformer oil has: insulating effect, thermolysis and extinguishing arc effect.Because good insulation preformance, winding etc. is played insulation and the maintenance effect of insulating; The specific heat of transformer oil is big, the refrigerant of doing commonly used.In use, require transformer oil to have cooling heat dissipation property, insulativity, solvability, electric property, low-temperature performance, gassing performance and oxidation stability ability.
The method that the present transformer oil product of using always adopts refining means of raising technology and interpolation inhibitor to combine mostly guarantees this important indicator of transformer oil oxidation stability ability; But; Gases such as meeting releasing hydrogen gas, acetylene under daylight, magnetic field, high-voltage electric field, heat energy effect; Make oil product very easily oxidized, and phenomenons such as muddiness, deposition occur, influence transformer oil performance and work-ing life.And that single dependence inhibitor also is easy to generate oil flow electrification is bigger to the safe operation of X-former influence, seriously can influence power grid security.In addition; Contain process for refining such as comprising furfural treatment and sulfuric acid-sodium hydroxide in the working method of conventional anti-degassing property additive; The anti-degassing property additive level of institute's output low (being that aromaticity content is low) mainly is because the aromatic component that the extracting of furfural treatment institute goes out is few, and big for environment pollution.
Summary of the invention
The technical problem that the present invention will solve is: in order to overcome problems such as anti-oxidant, the anti-gassing unstable properties of existing transformer oil, work-ing life be short; A kind of anti-oxidant anti-gassing transformer oil is provided; It has excellent advantages such as insulativity, heat transfer and flowability, oxidation stability and anti-degassing property, has improved the ageing resistance and the safety durable property of transformer oil; Effectively solved in the transformer oil use, the phenomenon of turbidity and precipitation occurred, prolonged the work-ing life of transformer oil.
The technical solution adopted for the present invention to solve the technical problems is: a kind of anti-oxidant anti-gassing transformer oil, form by following components by weight percent:
Oxidation inhibitor 0.08%
Metal passivator 0.05%～0.5%
Anti-evolving-gas additive 10～30%
Surplus is a transformer foundation oil
It is raw material that described anti-evolving-gas additive adopts oil normal temperature cut; The catalyzer that with the components by weight percent is nickel 2.5%～3.5%, copper 0.25%～0.35%, aluminum oxide 25%～30% and aluminium oxide-silicon oxide 67%～72% carries out hydrotreatment; Handle the back products therefrom and isolate 280 ℃～360 ℃ cut product through normal pressure, this product is anti-evolving-gas additive; Wherein the processing condition of shortening are: reaction pressure 12 MPas, 350 ℃ of temperature, air speed are 1.5h
-1, hydrogen to oil volume ratio is 500: 1.
Described transformer foundation oil is paraffinic base or naphthenic base refined mineral oil.
Described oxidation inhibitor is DBPC 2,6 ditertiary butyl p cresol, 2, one or more in 6-di-tert-butylphenol, the β-positive octadecanol ester of (3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid.
Described metal passivator is one or more in benzotriazole and verivate, sulfydryl benzotriazole and verivate, thiadiazoles and the verivate thereof.
The invention has the beneficial effects as follows: anti-oxidant anti-gassing transformer oil of the present invention; Select suitable good antioxidant and strict its content of control for use and cooperate and add anti-degassing property additive; Through regulating its ratio, can overcome the drawback of traditional technology prescription, improve oxidation stability, the anti-degassing property of transformer oil and reduce its oil flow electrification; Prolonged the work-ing life of transformer oil greatly, applicable to ultrahigh voltage transformer oil; Abandon sulfuric acid-sodium hydroxide process for refining, when improving anti-degassing property, can also effectively reduce pollution.
Embodiment
Combine specific embodiment now, the present invention is done further detailed explanation.These embodiment are interpreted as only being used to the present invention is described and need not limit protection scope of the present invention.After having read content of the present invention, those skilled in the art can do various modifications to the present invention, the variation that these are equivalent and modify the protection domain fall into the present invention equally and limited.
Embodiment one
Raw material: oxidation inhibitor DBPC 2,6 ditertiary butyl p cresol 0.08%, metal passivator benzotriazole and verivate thereof 0.05% anti-evolving-gas additive 20%, surplus are the paraffinic base refined mineral oil.
The preparation method is following: the paraffinic base refined mineral oil is heated to about 50-60 ℃; Add earlier after 0.08% DBPC 2,6 ditertiary butyl p cresol stirs, add 0.05% the benzotriazole and the anti-evolving-gas additive of verivate and 20% thereof more successively; Stir, filter warehouse-in.
Wherein the preparation method of anti-evolving-gas additive is following: it is raw material that anti-evolving-gas additive adopts oil normal temperature cut; With component (weight percent) is that the catalyzer of nickel 2.5%, copper 0.25%, aluminum oxide 25.25% and aluminium oxide-silicon oxide 72% carries out hydrotreatment; Handle the back products therefrom and isolate 280 ℃～360 ℃ cut product through normal pressure, this product is anti-evolving-gas additive; Wherein the processing condition of shortening are: reaction pressure 12 MPas, 350 ℃ of temperature, air speed are 1.5h
-1, hydrogen to oil volume ratio is 500: 1.
Embodiment two
Raw material (weight percent): oxidation inhibitor 2,6-di-tert-butylphenol 0.08%, metal passivator sulfydryl benzotriazole and verivate 0.3% thereof, anti-evolving-gas additive 30%, surplus is the naphthenic base refined mineral oil.
The preparation method is following: the naphthenic base refined mineral oil is heated to about 50-60 ℃; Add earlier 0.08% 2, after the 6-di-tert-butylphenol stirs, add 0.3% the sulfydryl benzotriazole and the anti-evolving-gas additive of verivate and 30% thereof more successively; Stir, filter warehouse-in.
Wherein the preparation method of anti-evolving-gas additive is following: it is raw material that anti-evolving-gas additive adopts oil normal temperature cut; With component (weight percent) is that the catalyzer of nickel 3.5%, copper 0.35%, aluminum oxide 25% and aluminium oxide-silicon oxide 71.15% carries out hydrotreatment; Handle the back products therefrom and isolate 280 ℃～360 ℃ cut product through normal pressure, this product is anti-evolving-gas additive; Wherein the processing condition of shortening are: reaction pressure 12 MPas, 350 ℃ of temperature, air speed are 1.5h
-1, hydrogen to oil volume ratio is 500: 1.
Embodiment three
Raw material (weight percent): the positive octadecanol ester of oxidation inhibitor β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid 0.08%, metal passivator thiadiazoles and verivate 0.5% thereof, anti-evolving-gas additive 10%, surplus is the paraffinic base refined mineral oil.
The preparation method is following: the paraffinic base refined mineral oil is heated to about 50-60 ℃; Elder generation adds 0.08% inhibitor β-(3; The 5-di-tert-butyl-hydroxy phenyl) after the positive octadecanol ester of propionic acid stirs; Add 0.5% the thiadiazoles and the anti-evolving-gas additive of verivate and 10% thereof more successively, stir, filter warehouse-in.
Wherein the preparation method of anti-evolving-gas additive is following: it is raw material that anti-evolving-gas additive adopts oil normal temperature cut; With component (weight percent) is that the catalyzer of nickel 2.7%, copper 0.3%, aluminum oxide 30% and aluminium oxide-silicon oxide 67% carries out hydrotreatment; Handle the back products therefrom and isolate 280 ℃～360 ℃ cut product through normal pressure, this product is anti-evolving-gas additive; Wherein the processing condition of shortening are: reaction pressure 12 MPas, 350 ℃ of temperature, air speed are 1.5h
-1, hydrogen to oil volume ratio is 500: 1.
Transformer oil main performance index of the present invention is following:
Can be known that by last table the index of each item of this product all is superior to the industry standard of ultrahigh voltage transformer oil---SH0040-91, especially oxidation stability, voltage breakdown and degassing property all are far superior to the requirement of industry standard.Therefore, this product has excellent oxidation stability and anti-degassing property, applicable to ultrahigh voltage transformer oil.
More than show and only described principal character of the present invention and inventive point.Those skilled in the art should understand, and the present invention is not restricted to the described embodiments.Under the prerequisite that does not break away from point of the present invention and protection domain, the present invention also has various variations, and these variations and improvement all will fall in the scope of requirement protection of the present invention.The scope that the present invention requires to protect is limited appending claims and equivalent thereof.
Claims (4)
1. anti-oxidant anti-gassing transformer oil is characterized in that being made up of following components by weight percent:
Oxidation inhibitor 0.08%
Metal passivator 0.05%～0.5%
Anti-evolving-gas additive 10～30%
Surplus is a transformer foundation oil
It is raw material that described anti-evolving-gas additive adopts oil normal temperature cut; The catalyzer that with the components by weight percent is nickel 2.5%～3.5%, copper 0.25%～0.35%, aluminum oxide 25%～30% and aluminium oxide-silicon oxide 67%～72% carries out hydrotreatment; Handle the back products therefrom and isolate 280 ℃～360 ℃ cut product through normal pressure, this product is anti-evolving-gas additive; Wherein the processing condition of shortening are: reaction pressure 12 MPas, 350 ℃ of temperature, air speed are 1.5h
-1, hydrogen to oil volume ratio is 500: 1.
2. anti-oxidant anti-gassing transformer oil according to claim 1 is characterized in that: described transformer foundation oil is paraffinic base or naphthenic base refined mineral oil.
3. anti-oxidant anti-gassing transformer oil according to claim 1; It is characterized in that: described oxidation inhibitor is 2; 6-ditertbutylparacresol, 2, one or more in 6-di-tert-butylphenol, the β-positive octadecanol ester of (3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid.
4. anti-oxidant anti-gassing transformer oil according to claim 1 is characterized in that: described metal passivator is one or more in benzotriazole and verivate, sulfydryl benzotriazole and verivate, thiadiazoles and the verivate thereof.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012101242102A CN102660354A (en) | 2012-04-25 | 2012-04-25 | Anti-oxidation anti-gassing transformer oil |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103013633A (en) * | 2012-12-17 | 2013-04-03 | 广东电网公司电力科学研究院 | Transformer oil with excellent cooling heat-radiating and moisture preventing properties and preparation method thereof |
| CN104130824A (en) * | 2014-07-02 | 2014-11-05 | 马鞍山市万鑫铸造有限公司 | Anti-aging anticorrosion transformer oil containing aluminium nitride nanoparticle and preparation method thereof |
| CN104130825A (en) * | 2014-07-02 | 2014-11-05 | 马鞍山市万鑫铸造有限公司 | Composite nanoparticle transformer oil with high antirust and insulating properties and preparation method thereof |
| CN104130830A (en) * | 2014-07-02 | 2014-11-05 | 马鞍山市万鑫铸造有限公司 | Suspension-stabilizer-added nanometer aluminium-nitride transformer oil and preparation method thereof |
| CN104357187A (en) * | 2014-10-15 | 2015-02-18 | 安徽蓝翔电器成套设备有限公司 | Transformer oil as well as preparation method and application thereof |
| CN104357186A (en) * | 2014-10-15 | 2015-02-18 | 安徽蓝翔电器成套设备有限公司 | Transformer oil and preparation method thereof |
| CN104099156B (en) * | 2014-06-24 | 2016-03-02 | 铜陵三佳变压器有限责任公司 | A kind of oxidation-resistance and the strong aluminum nitride nanometer particle transformer oil of resistance to corrosion and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1438299A (en) * | 2002-02-10 | 2003-08-27 | 克拉玛依市金龙特种油品公司 | Method for producing anti-evolving-gas additive of transformer oil and its using method |
| CN102260574A (en) * | 2010-06-07 | 2011-11-30 | 江苏双江石化制品有限公司 | Processing technology for improving oxidation stability of transformer oil |
| CN102260575A (en) * | 2010-06-07 | 2011-11-30 | 江苏双江石化制品有限公司 | Production technology of high voltage alternating current transformer oil |
-
2012
- 2012-04-25 CN CN2012101242102A patent/CN102660354A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1438299A (en) * | 2002-02-10 | 2003-08-27 | 克拉玛依市金龙特种油品公司 | Method for producing anti-evolving-gas additive of transformer oil and its using method |
| CN102260574A (en) * | 2010-06-07 | 2011-11-30 | 江苏双江石化制品有限公司 | Processing technology for improving oxidation stability of transformer oil |
| CN102260575A (en) * | 2010-06-07 | 2011-11-30 | 江苏双江石化制品有限公司 | Production technology of high voltage alternating current transformer oil |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103013633A (en) * | 2012-12-17 | 2013-04-03 | 广东电网公司电力科学研究院 | Transformer oil with excellent cooling heat-radiating and moisture preventing properties and preparation method thereof |
| CN103013633B (en) * | 2012-12-17 | 2016-04-27 | 广东电网公司电力科学研究院 | A kind of cooling heat dissipation and the excellent transformer oil of humidity resistance and preparation method thereof |
| CN104099156B (en) * | 2014-06-24 | 2016-03-02 | 铜陵三佳变压器有限责任公司 | A kind of oxidation-resistance and the strong aluminum nitride nanometer particle transformer oil of resistance to corrosion and preparation method thereof |
| CN104130824A (en) * | 2014-07-02 | 2014-11-05 | 马鞍山市万鑫铸造有限公司 | Anti-aging anticorrosion transformer oil containing aluminium nitride nanoparticle and preparation method thereof |
| CN104130825A (en) * | 2014-07-02 | 2014-11-05 | 马鞍山市万鑫铸造有限公司 | Composite nanoparticle transformer oil with high antirust and insulating properties and preparation method thereof |
| CN104130830A (en) * | 2014-07-02 | 2014-11-05 | 马鞍山市万鑫铸造有限公司 | Suspension-stabilizer-added nanometer aluminium-nitride transformer oil and preparation method thereof |
| CN104130825B (en) * | 2014-07-02 | 2016-07-06 | 安徽吉思特智能装备有限公司 | A kind of antirust composite nanoparticle transformer oil high with insulating properties and preparation method thereof |
| CN104357187A (en) * | 2014-10-15 | 2015-02-18 | 安徽蓝翔电器成套设备有限公司 | Transformer oil as well as preparation method and application thereof |
| CN104357186A (en) * | 2014-10-15 | 2015-02-18 | 安徽蓝翔电器成套设备有限公司 | Transformer oil and preparation method thereof |
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Application publication date: 20120912 |