CN104046439A - Aluminum nitride-boron nitride nano particle transformer oil with high thermal resistance and superconductivity and preparation method thereof - Google Patents
Aluminum nitride-boron nitride nano particle transformer oil with high thermal resistance and superconductivity and preparation method thereof Download PDFInfo
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Abstract
The invention discloses aluminum nitride-boron nitride nano particle transformer oil with high thermal resistance and superconductivity. The transformer oil is characterized by being prepared from the following raw materials in parts by weight: 1000-1200 parts of epoxy base oil, 2-3 parts of aluminum nitride, 0.2-0.5 part of 2-ethylhexyl nitrate, 0.2-0.5 part of sodium nitrite, 0.2-0.5 part of aluminum silicate, 0.3-0.5 part of borax, 0.3-0.5 part of barium titanate, 2-3 parts of boron nitride, 0.3-0.6 part of zinc stearate and 0.5-0.8 part of auxiliaries. Due to addition of the aluminum nitride-boron nitride nano particles in the transformer oil, the thermal conductivity, stability and insulativity of the transformer oil are improved; due to addition of zinc stearate, the thermal stability of the transformer oil is improved; due to addition of the auxiliaries, the oxidation resistance, moisture resistance and water resistance of the transformer oil are improved; an absolute ethyl alcohol ball-milling method is adopted to prepare the nano particles, the method is simple, and the equipment is easy to operate; the transformer oil disclosed by the invention is excellent in thermal conductivity, thermal resistance, moisture resistance, oxidation resistance and stability, so that the service life of the transformer oil is prolonged, and potential safety hazards are reduced.
Description
Technical field
The present invention relates to chemical field, relate in particular to aluminium nitride-boron nitride nanometer particle transformer oil that a kind of thermotolerance and supraconductivity are strong and preparation method thereof.
Background technology
The transformer oil side of being commonly called as canopy oil, light yellow transparent liquid, is a kind of fraction products of oil, its main component is alkane, cycloparaffin series's stable hydrocarbon, the compounds such as aromatic series unsaturated hydrocarbons, relative density 0.895.Zero pour <-45 ℃.Transformer oil refers to for oil-filled equipments such as transformer, reactor, mutual inductor, sleeve pipe, oil switchs, plays a clasp Y insulation Y oil product of insulation, arc extinguishing and cooling effect.In electric installation, transformer oil can be kept apart the alive part of different electromotive forces, has increased insulation strength, makes it be unlikely to form short circuit, just can not be breakdown.The insulation function of Here it is transformer oil.Transformer, in charging operation process, passes through because coil has electric current, because resistance causes power loss, when electric current passes through iron core, because iron core magnetic flux is had an effect, causes power loss, and the form that this two-part loss has all been generated heat shows away.If this dissipation of heat in coil is not gone out, it will inevitably make the heat of coil and iron core inner accumulated cumulative and core interior temperature is raise, thereby can damage the outside coated solid insulation of coil.Transformer oil at this time just, by this part heat absorption producing in coil, then makes dissipation of heat out by oily circulation, has guaranteed the safe operation of equipment.Transformer oil is owing to being filled in the space of insulating material, so can play the effect of protection iron core and coil block, can minimize being easy to the Mierocrystalline cellulose of oxidation and oxygen level that other materials absorbs simultaneously.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 conductive performance, and under the high temperature action of electric arc, can divide and touch a large amount of gas, produce larger pressure, thereby improved the arc extinction performance of medium, electric arc is extinguished very soon.
Nowadays along with the widespread use of nano material, people attempt nano material to add in transformer oil, different nano material transformer oil in heat conduction, puncture, aging and anti-moisture effects has different promoter actions.Aluminium nitride thermal conductivity is good, and thermal expansivity is little, electrical insulator, dielectric properties are good, be good heat shock resistance material, the feature such as boron nitride has thermostability, wear resistance is good and chemical stability is strong, so the present invention selects aluminium nitride and boron nitride to add in transformer oil as nano material.
Summary of the invention
The object of this invention is to provide aluminium nitride-boron nitride nanometer particle transformer oil that a kind of thermotolerance and supraconductivity are strong and preparation method thereof.
In order to realize the object of the invention, the present invention implements by the following technical programs:
Aluminium nitride-boron nitride nanometer particle transformer oil that thermotolerance and supraconductivity are strong, is made by the raw material of following weight part: naphthenic base oils 1000-1200, aluminium nitride 2-3,2-ethylhexyl nitric ether 0.2-0.5, Sodium Nitrite 0.2-0.5, pure aluminium silicate 0.2-0.5, borax 0.3-0.5, barium titanate 0.3-0.5, boron nitride 2-3, Zinic stearas 0.3-0.6, auxiliary agent 0.5-0.8;
Described auxiliary agent is made by the raw material of following weight part: N, N'-di-sec-butyl-p-phenyl enediamine 0.5-1.0, butylated hydroxy anisole 0.5-1.0, N, N'-bis-salicylidene propylene diamine 1-2,2-phosphate-1,2,4-butane tricarboxylate 1-2, atlapulgite 2-3, cristobalite powder 4-6, Sodium orthomolybdate 1-2, the smooth mono-laurate 1-2 of sorb, naphthenic base oils 80-100; Preparation method is: Sodium orthomolybdate, butylated hydroxy anisole, cristobalite powder and atlapulgite blend are ground to obtain to nano-powder, by N, N'-di-sec-butyl-p-phenyl enediamine, N, N'-bis-salicylidene propylene diamine, 2-phosphate-1,2,4-butane tricarboxylate and naphthenic base oils mixing and stirring, then the powder of above-mentioned grinding is added in mixing oil, finally add the smooth mono-laurate of sorb to stir 20-50 minute under 1200-1400 rev/min.
Aluminium nitride-boron nitride nanometer particle transformer oil that thermotolerance of the present invention and supraconductivity are strong, by following concrete steps, made:
(1) aluminium nitride, Sodium Nitrite, pure aluminium silicate, boron nitride, Zinic stearas and barium titanate are joined in ball mill, the dehydrated alcohol that adds again 10 ~ 15 times, at 500-700 rev/min of lower ball milling 60-90 hour, after end, this liquid solvent is transferred to revolve and steam in instrument, revolve to steam and remove dehydrated alcohol and can obtain dry nano-powder;
(2) naphthenic base oils is heated to 260 ~ 280 ° of C, add successively respectively nano-powder dry in (1), 2-ethylhexyl nitric ether, borax 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 aluminium nitride-boron nitride nanometer particle after removing impurity.
Aluminium nitride-boron nitride nanometer the particulate reinforcement adding in transformer oil of the present invention its thermal conductivity, stability and insulativity; The Zinic stearas adding can strengthen the thermostability of transformer oil; The auxiliary agent adding has strengthened oxidation-resistance, moistureproofness and the water-repellancy of transformer oil; Use dehydrated alcohol ball milling legal system nanoparticle, method therefor is simple, equipment is easy to operate; Useful achievement of the present invention is that it has improved the thermal conductivity of transformer oil, thermotolerance, moistureproof oxidation-resistance and stability, and transformer oil can be increased the service life, and reduces potential safety hazard.
Specific embodiments
Below by specific examples, the present invention is described in detail.
Aluminium nitride-boron nitride nanometer particle transformer oil that thermotolerance and supraconductivity are strong, by following weight part (kilogram) raw material make: naphthenic base oils 1200, aluminium nitride 3,2-ethylhexyl nitric ether 0.2, Sodium Nitrite 0.2, pure aluminium silicate 0.3, borax 0.3, barium titanate 0.3, boron nitride 2, Zinic stearas 0.4, auxiliary agent 0.8;
Described auxiliary agent by following weight part (kilogram) raw material make: N, N'-di-sec-butyl-p-phenyl enediamine 1.0, butylated hydroxy anisole 0.5, N, N'-bis-salicylidene propylene diamine 1,2-phosphate-1,2,4-butane tricarboxylate 1, atlapulgite 3, cristobalite powder 4, Sodium orthomolybdate 1, the smooth mono-laurate 1 of sorb, naphthenic base oils 80; Preparation method is: Sodium orthomolybdate, butylated hydroxy anisole, cristobalite powder and atlapulgite blend are ground to obtain to nano-powder, by N, N'-di-sec-butyl-p-phenyl enediamine, N, N'-bis-salicylidene propylene diamine, 2-phosphate-1,2,4-butane tricarboxylate and naphthenic base oils mixing and stirring, then the powder of above-mentioned grinding is added in mixing oil, finally add the smooth mono-laurate of sorb to stir 20-50 minute under 1200-1400 rev/min.
Aluminium nitride-boron nitride nanometer particle transformer oil that thermotolerance of the present invention and supraconductivity are strong, by following concrete steps, made:
(1) aluminium nitride, Sodium Nitrite, pure aluminium silicate, boron nitride, Zinic stearas and barium titanate are joined in ball mill, the dehydrated alcohol that adds again 10 ~ 15 times, at 500-700 rev/min of lower ball milling 60-90 hour, after end, this liquid solvent is transferred to revolve and steam in instrument, revolve to steam and remove dehydrated alcohol and can obtain dry nano-powder;
(2) naphthenic base oils is heated to 260 ~ 280 ° of C, add successively respectively nano-powder dry in (1), 2-ethylhexyl nitric ether, borax 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 aluminium nitride-boron nitride nanometer particle after removing impurity.
Transformer oil work voltage breakdown of the present invention is for surpassing 80KV, and specific inductivity is that 2.19,90 ° of C current displacement angle tangent values are 0.0001, and volume specific resistance is 9 * 10
12Ω m, other performance index also meet transformer oil GB2536-90 quality standard, use transformer oil of the present invention can have the functions such as good thermotolerance, thermal conductivity, moisture-proof insulation, the work-ing life that can improve greatly transformer oil.
Claims (2)
1. a thermotolerance and the strong aluminium nitride-norbide nanoparticle transformer oil of supraconductivity, it is characterized in that, by the raw material of following weight part, made: naphthenic base oils 1000-1200, aluminium nitride 2-3,2-ethylhexyl nitric ether 0.2-0.5, Sodium Nitrite 0.2-0.5, pure aluminium silicate 0.2-0.5, borax 0.3-0.5, barium titanate 0.3-0.5, boron nitride 2-3, Zinic stearas 0.3-0.6, auxiliary agent 0.5-0.8;
Described auxiliary agent is made by the raw material of following weight part: N, N'-di-sec-butyl-p-phenyl enediamine 0.5-1.0, butylated hydroxy anisole 0.5-1.0, N, N'-bis-salicylidene propylene diamine 1-2,2-phosphate-1,2,4-butane tricarboxylate 1-2, atlapulgite 2-3, cristobalite powder 4-6, Sodium orthomolybdate 1-2, the smooth mono-laurate 1-2 of sorb, naphthenic base oils 80-100; Preparation method is: Sodium orthomolybdate, butylated hydroxy anisole, cristobalite powder and atlapulgite blend are ground to obtain to nano-powder, by N, N'-di-sec-butyl-p-phenyl enediamine, N, N'-bis-salicylidene propylene diamine, 2-phosphate-1,2,4-butane tricarboxylate and naphthenic base oils mixing and stirring, then the powder of above-mentioned grinding is added in mixing oil, finally add the smooth mono-laurate of sorb to stir 20-50 minute under 1200-1400 rev/min.
2. aluminium nitride-boron nitride nanometer particle transformer oil that thermotolerance and supraconductivity are strong, is characterized in that, this preparation method comprises the following steps:
(1) aluminium nitride, Sodium Nitrite, pure aluminium silicate, boron nitride, Zinic stearas and barium titanate are joined in ball mill, the dehydrated alcohol that adds again 10 ~ 15 times, at 500-700 rev/min of lower ball milling 60-90 hour, after end, this liquid solvent is transferred to revolve and steam in instrument, revolve to steam and remove dehydrated alcohol and can obtain dry nano-powder;
(2) naphthenic base oils is heated to 260 ~ 280 ° of C, add successively respectively nano-powder dry in (1), 2-ethylhexyl nitric ether, borax 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 aluminium nitride-boron nitride nanometer particle after removing impurity.
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| CN201410283946.3A CN104046439B (en) | 2014-06-24 | 2014-06-24 | A kind of thermotolerance and the strong aluminium nitride-boron nitride nanometer particle transformer oil of supraconductivity and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104327910A (en) * | 2014-09-28 | 2015-02-04 | 安徽欧瑞达电器科技有限公司 | Transformer oil containing aluminum nitride nano particles and being excellent in anti-damp performance and preparation method thereof |
| CN105219497A (en) * | 2015-10-23 | 2016-01-06 | 陈键 | A kind of lubricating oil |
| CN105296098A (en) * | 2015-10-22 | 2016-02-03 | 铜陵三佳变压器有限责任公司 | Transformer oil having good insulation performance |
| CN105296101A (en) * | 2015-10-22 | 2016-02-03 | 铜陵三佳变压器有限责任公司 | Low-cost multifunctional transformer oil |
| CN105296095A (en) * | 2015-10-22 | 2016-02-03 | 铜陵三佳变压器有限责任公司 | Transformer oil with strong heat dissipating function |
| CN106479624A (en) * | 2016-08-30 | 2017-03-08 | 湖南宏旺环保科技有限公司 | A kind of transformer oil and preparation method thereof |
| CN114804199A (en) * | 2022-05-23 | 2022-07-29 | 航天特种材料及工艺技术研究所 | Titanium dioxide-alumina aerogel material and preparation method thereof |
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| 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 |
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| 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 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104327910A (en) * | 2014-09-28 | 2015-02-04 | 安徽欧瑞达电器科技有限公司 | Transformer oil containing aluminum nitride nano particles and being excellent in anti-damp performance and preparation method thereof |
| CN105296098A (en) * | 2015-10-22 | 2016-02-03 | 铜陵三佳变压器有限责任公司 | Transformer oil having good insulation performance |
| CN105296101A (en) * | 2015-10-22 | 2016-02-03 | 铜陵三佳变压器有限责任公司 | Low-cost multifunctional transformer oil |
| CN105296095A (en) * | 2015-10-22 | 2016-02-03 | 铜陵三佳变压器有限责任公司 | Transformer oil with strong heat dissipating function |
| CN105219497A (en) * | 2015-10-23 | 2016-01-06 | 陈键 | A kind of lubricating oil |
| CN106479624A (en) * | 2016-08-30 | 2017-03-08 | 湖南宏旺环保科技有限公司 | A kind of transformer oil and preparation method thereof |
| CN114804199A (en) * | 2022-05-23 | 2022-07-29 | 航天特种材料及工艺技术研究所 | Titanium dioxide-alumina aerogel material and preparation method thereof |
| CN114804199B (en) * | 2022-05-23 | 2023-04-07 | 航天特种材料及工艺技术研究所 | Titanium dioxide-alumina aerogel material and preparation method thereof |
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| CN104046439B (en) | 2016-04-27 |
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