CN106467848A - A kind of carbon nano-fiber modification high heat conduction transformer insulation oil and preparation method thereof - Google Patents
A kind of carbon nano-fiber modification high heat conduction transformer insulation oil and preparation method thereof Download PDFInfo
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- CN106467848A CN106467848A CN201610830587.8A CN201610830587A CN106467848A CN 106467848 A CN106467848 A CN 106467848A CN 201610830587 A CN201610830587 A CN 201610830587A CN 106467848 A CN106467848 A CN 106467848A
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/044—Mixtures of base-materials and additives the additives being a mixture of non-macromolecular and macromolecular compounds
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
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- C10M2201/041—Carbon; Graphite; Carbon black
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/06—Metal compounds
- C10M2201/062—Oxides; Hydroxides; Carbonates or bicarbonates
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/14—Inorganic compounds or elements as ingredients in lubricant compositions inorganic compounds surface treated with organic compounds
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
- C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/287—Partial esters
- C10M2207/289—Partial esters containing free hydroxy groups
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2211/00—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions
- C10M2211/08—Halogenated waxes
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/18—Containing nitrogen-to-nitrogen bonds, e.g. hydrazine
- C10M2215/182—Azo compounds
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/22—Heterocyclic nitrogen compounds
- C10M2215/223—Five-membered rings containing nitrogen and carbon only
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/72—Extended drain
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/14—Electric or magnetic purposes
- C10N2040/16—Dielectric; Insulating oil or insulators
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- Oil, Petroleum & Natural Gas (AREA)
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- Organic Insulating Materials (AREA)
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Abstract
The invention discloses a kind of carbon nano-fiber modification high heat conduction transformer insulation oil, it is to be obtained by the raw material of following weight parts:Mineral base oil 1,000 1500, hydroxy silicon oil 35, carbon nano-fiber 0.5 1, silane coupler KH 570 0.2 0.3, azodiisobutyronitrile 0.015 0.025, glyceryl monostearate 0.5 1, methyl methacrylate 1 1.5, nano aluminium oxide 0.5 1,2,6 DI-tert-butylphenol compounds 1 1.5, BTA 0.5 1, chlorinated paraffin 52 0.5 1.The transformer insulation oil of the present invention, with excellent stability and insulating properties, can be stored for a long time and keep good performance, good heat conductivity simultaneously, and long service life has higher practical value.
Description
Technical field
The present invention relates to transformer oil technical field, more particularly, to a kind of carbon nano-fiber modification high heat conduction is transformer insulated
Oil and preparation method thereof.
Background technology
Paper oil insulation is a kind of typical liquid-solid composite insulation, has a wide range of applications in oil-filled transformer.With
Voltage class of electric power system and the continuous lifting of transmission capacity, oil-paper combination insulation has been increasingly difficult to meet voltage levels
To Large Copacity, miniaturization, high stability insulation system requirement.In order to lift the performance of transformer insulating system, how to improve
The insulation characterisitic of dielectric has become as one of current study hotspot.Transformer oil is that important insulation in transformator is situated between
Matter, seeks to improve the effective way of transformer oil insulating properties and heat dispersion, to the efficiency improving transformer station high-voltage side bus and safety
Reliability is significant.
At present, for improving the performance of insulant, introducing nanotechnology in insulant field is an important development
Direction.Wherein, the research of nano modification transformer oil brings new raising to traditional transformator oilpaper composite insulation structure
Space.Document《The insulating properties of semi-conductor nano particles modification transformer oil and Mechanism Study》Using nanoparticle TiO2To change
Depressor oil is modified, and finds that the addition of nanoparticle can significantly improve the insulation characterisitic of transformer oil.But in practical application,
Nano-particle is susceptible to reunite, and leads to the reduction of reliability.The dispersion to nanoparticle for the conventional surfactant facture
The improvement of property and stability is limited, and the insulating properties of nano modification transformer oil can be had a negative impact.Therefore, how
Take into account dispersion in transformer oil for the nanoparticle, stability and insulating properties, become the current major issue needing and solving.
Content of the invention
The object of the invention is exactly the defect in order to make up prior art, provides one kind to take into account nanoparticle dispersion, stability
And the carbon nano-fiber modification high heat conduction transformer insulation oil of superior isolation performance and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of carbon nano-fiber modification high heat conduction transformer insulation oil, it is to be obtained by the raw material of following weight parts:
Mineral base oil 1000-1500, hydroxy silicon oil 3-5, carbon nano-fiber 0.5-1, Silane coupling reagent KH-570 0.2-0.3,
Azodiisobutyronitrile 0.015-0.025, glyceryl monostearate 0.5-1, methyl methacrylate 1-1.5, nano aluminium oxide
0.5-1,2,6- DI-tert-butylphenol compounds 1-1.5, BTA 0.5-1, chlorinated paraffin -52 0.5-1.
A kind of preparation method of carbon nano-fiber modification high heat conduction transformer insulation oil, comprises the following steps:
(1)By Silane coupling reagent KH-570 by weight 1:100-1:150 are mixed homogeneously with dehydrated alcohol, are subsequently adding nano oxygen
Change aluminum, carbon nano-fiber ultrasonic disperse 5-10min, then stir 1-2h in 40-50 DEG C, centrifugation after cooling, by obtain
Solid particle is in 90-100 DEG C of drying and processing 10-15min;
(2)By step(1)In the material that obtains by weight 1:40-1:50 are mixed with dehydrated alcohol and ultrasonic disperse 10-
20min, is then slowly added to methyl methacrylate and azodiisobutyronitrile successively and stirs anti-in 60-70 DEG C under nitrogen protection
Answer 2-4h, centrifugation after cooling, the solid particle obtaining is used again dehydrated alcohol cyclic washing 2-4 time;
(3)First glyceryl monostearate, chlorinated paraffin -52, hydroxy silicon oil are mixed to be incorporated in after 60-80 DEG C of stirring 1-2h and add ore deposit
Stir in thing base oil, add step(2)In material and remaining raw material ultrasonic disperse uniformly, then carry out fine straining
Remove impurity, eventually pass vacuum dehydration degassing, obtain final product carbon nano-fiber modification high heat conduction transformer insulation oil.
It is an advantage of the invention that:
The present invention carries out surface silanization by Silane coupling reagent KH-570 to nanoparticle, then grafted methacrylic acid first
Ester, can substantially increase sterically hindered between nanoparticle, effectively reduce the mutual aggregation of nanoparticle, improve nanoparticle
Sub dispersibility in transformer oil and stability, improve the insulating properties of nanoparticle simultaneously;Former by carbon nano-fiber etc.
The compound synergic of material, is effectively improved heat conduction effect of transformer oil, and the transformer insulation oil being obtained after being combined with remaining raw material is simultaneous
There are excellent stability and insulating properties, can store for a long time and keep good performance, good heat conductivity simultaneously, using the longevity
Life length, has higher practical value.
Specific embodiment
A kind of carbon nano-fiber modification high heat conduction transformer insulation oil, by the component raw material preparation of following weight (kg)
Become:
Mineral base oil 1000, hydroxy silicon oil 3, carbon nano-fiber 0.5, Silane coupling reagent KH-570 0.2, azodiisobutyronitrile
0.015, glyceryl monostearate 0.5, methyl methacrylate 1, nano aluminium oxide 0.5,2,6- DI-tert-butylphenol compounds 1, benzo
Triazole 0.5, chlorinated paraffin -52 0.5.
A kind of preparation method of carbon nano-fiber modification high heat conduction transformer insulation oil, comprises the following steps:
(1)By Silane coupling reagent KH-570 by weight 1:100 are mixed homogeneously with dehydrated alcohol, be subsequently adding nano aluminium oxide,
Carbon nano-fiber ultrasonic disperse 5min, then stirs 1h in 40 DEG C, centrifugation after cooling, by the solid particle obtaining in 90 DEG C
Drying and processing 10min;
(2)By step(1)In the material that obtains by weight 1:40 are mixed with dehydrated alcohol and ultrasonic disperse 10min, then nitrogen
It is slowly added to methyl methacrylate and azodiisobutyronitrile stirring reaction 2h successively in 60 DEG C under gas shielded, be centrifuged after cooling
Separate, the solid particle obtaining is used dehydrated alcohol cyclic washing 2 times again;
(3)First glyceryl monostearate, chlorinated paraffin -52, hydroxy silicon oil are mixed to be incorporated in after 60 DEG C of stirring 1h and add mineral base
Stir in plinth oil, add step(2)In material and remaining raw material ultrasonic disperse uniformly, then carry out fine straining removing
Impurity, eventually passes vacuum dehydration degassing, obtains final product carbon nano-fiber modification high heat conduction transformer insulation oil.
Above-mentioned mineral base oil chooses sinopec HVI Ia 60 base oil.
Through inspection, above-mentioned prepared transformer insulation oil performance is as follows:
Average frequency breakdown voltage:83.5kV;
Dielectric dissipation factor(90℃):0.00059;
185 DEG C, the heat ageing of 12 weeks process after dielectric dissipation factor(90℃):0.0188;
Standing still kept transparent clarification after 1 year, no precipitated.
Claims (2)
1. a kind of carbon nano-fiber modification high heat conduction transformer insulation oil is it is characterised in that it is by the raw material of following weight parts
It is obtained:
Mineral base oil 1000-1500, hydroxy silicon oil 3-5, carbon nano-fiber 0.5-1, Silane coupling reagent KH-570 0.2-0.3,
Azodiisobutyronitrile 0.015-0.025, glyceryl monostearate 0.5-1, methyl methacrylate 1-1.5, nano aluminium oxide
0.5-1,2,6- DI-tert-butylphenol compounds 1-1.5, BTA 0.5-1, chlorinated paraffin -52 0.5-1.
2. the preparation method of a kind of carbon nano-fiber modification high heat conduction transformer insulation oil according to claim 1, it is special
Levy and be, comprise the following steps:
(1)By Silane coupling reagent KH-570 by weight 1:100-1:150 are mixed homogeneously with dehydrated alcohol, are subsequently adding nano oxygen
Change aluminum, carbon nano-fiber ultrasonic disperse 5-10min, then stir 1-2h in 40-50 DEG C, centrifugation after cooling, by obtain
Solid particle is in 90-100 DEG C of drying and processing 10-15min;
(2)By step(1)In the material that obtains by weight 1:40-1:50 are mixed with dehydrated alcohol and ultrasonic disperse 10-
20min, is then slowly added to methyl methacrylate and azodiisobutyronitrile successively and stirs anti-in 60-70 DEG C under nitrogen protection
Answer 2-4h, centrifugation after cooling, the solid particle obtaining is used again dehydrated alcohol cyclic washing 2-4 time;
(3)First glyceryl monostearate, chlorinated paraffin -52, hydroxy silicon oil are mixed to be incorporated in after 60-80 DEG C of stirring 1-2h and add ore deposit
Stir in thing base oil, add step(2)In material and remaining raw material ultrasonic disperse uniformly, then carry out fine straining
Remove impurity, eventually pass vacuum dehydration degassing, obtain final product carbon nano-fiber modification high heat conduction transformer insulation oil.
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Cited By (1)
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JP2018168356A (en) * | 2017-03-29 | 2018-11-01 | 昭和電工株式会社 | Lubricant composition and its manufacturing method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105779094A (en) * | 2016-04-26 | 2016-07-20 | 苏州思创源博电子科技有限公司 | Method for preparing transformer insulating heat conduction oil |
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105779094A (en) * | 2016-04-26 | 2016-07-20 | 苏州思创源博电子科技有限公司 | Method for preparing transformer insulating heat conduction oil |
Non-Patent Citations (3)
Title |
---|
惠晓霞 等: "《国外燃料油和润滑油添加剂发展情况》", 31 October 1964, 中国工业出版社 * |
欧风: "《石油产品应用技术手册》", 30 June 1998, 中国石化出版社 * |
陆国俊 等: "《电力化学试验技能培训教程》", 31 December 2014, 华南理工大学出版社 * |
Cited By (1)
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JP2018168356A (en) * | 2017-03-29 | 2018-11-01 | 昭和電工株式会社 | Lubricant composition and its manufacturing method |
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Application publication date: 20170301 |