CN104944958A - Stable dielectric material for photovoltaic charge controller - Google Patents
Stable dielectric material for photovoltaic charge controller Download PDFInfo
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- CN104944958A CN104944958A CN201510325279.5A CN201510325279A CN104944958A CN 104944958 A CN104944958 A CN 104944958A CN 201510325279 A CN201510325279 A CN 201510325279A CN 104944958 A CN104944958 A CN 104944958A
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Abstract
A stable dielectric material for a photovoltaic charge controller is prepared from the following raw materials in parts by weight: 70 to 85 parts of nano SiC powder, 15 to 25 parts of micro-alumina particles, 0.5 to 2 parts of potassium feldspar, 1 to 2 parts of zirconium silicate, 3 to 8 parts of calcium carbonate, 0.5 to 1 part of titanium trichloride, 5 to 8 parts of modified silica, 0.5 to 1.5 parts of talc, 0.2 to 0.8 part of potassium phosphotungstate, 0.5 to 1 part of silicon dioxide, 0.8 to 1.2 parts of modified maize starch, 1 to 1.5 parts of calcined kaolin, 0.3 to 0.6 part of graphene nanoplates, 0.5 to 1 part of cordierite power, and 0.5 to 1 part of purple grit mud. The stable dielectric material has the advantages that the composition is simple; the cost is low; through the adoption of nano SiC powder-based capacitor ceramics, the cost of a high-voltage ceramic capacitor is greatly lowered; as neither lead nor cadmium is contained in the stable dielectric material, environmental pollution is avoided; the stable dielectric material can be prepared by the conventional solid phase ceramic capacitor dielectric preparation technology.
Description
Technical field
The present invention relates to capacitor technology field, be specifically related to a kind of photovoltaic charge controller shell stable form dielectric material.
Background technology
At present, the material corrosion resistance that photovoltaic charge controller body skin uses is poor, and severe environment are not long for lower work-ing life out of doors, and security is poor.
Summary of the invention
Technical problem to be solved by this invention is the photovoltaic charge controller stable form dielectric material providing a kind of physics, chemical property good.
Technical problem to be solved by this invention realizes by the following technical solutions:
A kind of photovoltaic charge controller stable form dielectric material, is made up of the component of following parts by weight: Neon SiC powder 70-85 part, micrometer alumina 15-25 part, potassium felspar sand 0.5-2 part, zirconium silicate 1-2 part, calcium carbonate 3-8 part, titanous chloride 0.5-1 part, modified white carbon black 5-8 part, talcum 0.5-1.5 part, phospho-wolframic acid potassium 0.2-0.8 part, silicon-dioxide 0.5-1 part, modified corn starch 0.8-1.2 part, calcined kaolin 1-1.5 part, graphene microchip 0.3-0.6 part, trichroite powder 0.5-1 part, purple clay 0.5-1 part.
The better parts by weight of each component are: Neon SiC powder 80 parts, micrometer alumina 20 parts, potassium felspar sand 1 part, zirconium silicate 1.5 parts, 5 parts, calcium carbonate, titanous chloride 0.6 part, modified white carbon black 6 parts, 1 part, talcum, 0.5 part, phospho-wolframic acid potassium, silica 1 part, modified corn starch 1 part, calcined kaolin 1.5 parts, graphene microchip 0.3 part, 0.6 part, trichroite powder, purple clay 0.7 part.
The preparation method of above-mentioned modified white carbon black is as follows:
1) sending in shredder by white carbon black, is under the condition of 180 revs/min at rotating speed, continuous ball milling 4 hours, crosses 200 mesh sieves and obtains powder;
2) in stainless steel heating tank, add powder and water drop into by weight the ratio of 1:1.5, then stainless steel heating tank is closed;
3) heated raw material by stainless steel heating tank, heat while stirring, its stirring velocity controls at 120 revs/min, after being heated with stirring to 155 DEG C-165 DEG C, stops heating, and continues to stir 60-65 minute;
4) by the powder suction after heated and stirred on the freezing bed of stainless steel, close freezing 12 hours, freezing temp is-6 DEG C;
5) on freezing bed, refrigerate 24 hours under keeping 0 DEG C of-2 DEG C of condition, make its crystallization retrogradation, make water molecules from powder, analyse drench out;
6) the powder block after analysing drench water molecules in step 4 is placed on 120 DEG C to dry in pincers pots and dry, makes its moisture content within 10%;
7) by step 6) in the powder block of drying utilize ball mill to be milled to 400 orders to obtain modified white carbon black.
The invention has the beneficial effects as follows: instant component is simple, and cost is low, adopt Neon SiC powder as substrate material, greatly can reduce the cost that controller housing manufactures like this, not leaded and cadmium in the media components of this patent, environmentally safe.
Embodiment
The technique means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, setting forth the present invention further.
Embodiment 1
A kind of photovoltaic charge controller stable form dielectric material, is made up of the component of following parts by weight: Neon SiC powder 80 parts, micrometer alumina 20 parts, potassium felspar sand 1 part, zirconium silicate 1.5 parts, 5 parts, calcium carbonate, titanous chloride 0.6 part, modified white carbon black 6 parts, 1 part, talcum, 0.5 part, phospho-wolframic acid potassium, silica 1 part, modified corn starch 1 part, calcined kaolin 1.5 parts, graphene microchip 0.3 part, 0.6 part, trichroite powder, purple clay 0.7 part.
The preparation method of above-mentioned modified white carbon black is as follows:
1) sending in shredder by white carbon black, is under the condition of 180 revs/min at rotating speed, continuous ball milling 4 hours, crosses 200 mesh sieves and obtains powder;
2) in stainless steel heating tank, add powder and water drop into by weight the ratio of 1:1.5, then stainless steel heating tank is closed;
3) heated raw material by stainless steel heating tank, heat while stirring, its stirring velocity controls at 120 revs/min, after being heated with stirring to 155 DEG C-165 DEG C, stops heating, and continues to stir 60-65 minute;
4) by the powder suction after heated and stirred on the freezing bed of stainless steel, close freezing 12 hours, freezing temp is-6 DEG C;
5) on freezing bed, refrigerate 24 hours under keeping 0 DEG C of-2 DEG C of condition, make its crystallization retrogradation, make water molecules from powder, analyse drench out;
6) the powder block after analysing drench water molecules in step 4 is placed on 120 DEG C to dry in pincers pots and dry, makes its moisture content within 10%;
7) by step 6) in the powder block of drying utilize ball mill to be milled to 400 orders to obtain modified white carbon black.
Embodiment 2
A kind of photovoltaic charge controller stable form dielectric material, is made up of the component of following parts by weight: Neon SiC powder 85 parts, micrometer alumina 15 parts, potassium felspar sand 2 parts, zirconium silicate 1 part, 8 parts, calcium carbonate, titanous chloride 0.5 part, modified white carbon black 8 parts, 0.5 part, talcum, 0.8 part, phospho-wolframic acid potassium, silicon-dioxide 0.5 part, modified corn starch 1.2 parts, calcined kaolin 1 part, graphene microchip 0.6 part, 0.5 part, trichroite powder, purple clay 1 part.Conventional solid phase method ceramic capacitor dielectric preparation technology is adopted to be prepared.
The preparation method of above-mentioned modified white carbon black is as follows:
1) sending in shredder by white carbon black, is under the condition of 180 revs/min at rotating speed, continuous ball milling 4 hours, crosses 200 mesh sieves and obtains powder;
2) in stainless steel heating tank, add powder and water drop into by weight the ratio of 1:1.5, then stainless steel heating tank is closed;
3) heated raw material by stainless steel heating tank, heat while stirring, its stirring velocity controls at 120 revs/min, after being heated with stirring to 155 DEG C-165 DEG C, stops heating, and continues to stir 60-65 minute;
4) by the powder suction after heated and stirred on the freezing bed of stainless steel, close freezing 12 hours, freezing temp is-6 DEG C;
5) on freezing bed, refrigerate 24 hours under keeping 0 DEG C of-2 DEG C of condition, make its crystallization retrogradation, make water molecules from powder, analyse drench out;
6) the powder block after analysing drench water molecules in step 4 is placed on 120 DEG C to dry in pincers pots and dry, makes its moisture content within 10%;
7) by step 6) in the powder block of drying utilize ball mill to be milled to 400 orders to obtain modified white carbon black.
Embodiment 3
A kind of photovoltaic charge controller stable form dielectric material, is made up of the component of following parts by weight: Neon SiC powder 70 parts, micrometer alumina 25 parts, potassium felspar sand 0.5 part, zirconium silicate 2 parts, 3 parts, calcium carbonate, titanous chloride 1 part, modified white carbon black 5 parts, 1.5 parts, talcum, 0.2 part, phospho-wolframic acid potassium, silica 1 part, modified corn starch 0.8 part, calcined kaolin 1.5 parts, graphene microchip 0.3 part, 1 part, trichroite powder, purple clay 0.5 part.Conventional solid phase method ceramic capacitor dielectric preparation technology is adopted to be prepared.
The preparation method of above-mentioned modified white carbon black is as follows:
1) sending in shredder by white carbon black, is under the condition of 180 revs/min at rotating speed, continuous ball milling 4 hours, crosses 200 mesh sieves and obtains powder;
2) in stainless steel heating tank, add powder and water drop into by weight the ratio of 1:1.5, then stainless steel heating tank is closed;
3) heated raw material by stainless steel heating tank, heat while stirring, its stirring velocity controls at 120 revs/min, after being heated with stirring to 155 DEG C-165 DEG C, stops heating, and continues to stir 60-65 minute;
4) by the powder suction after heated and stirred on the freezing bed of stainless steel, close freezing 12 hours, freezing temp is-6 DEG C;
5) on freezing bed, refrigerate 24 hours under keeping 0 DEG C of-2 DEG C of condition, make its crystallization retrogradation, make water molecules from powder, analyse drench out;
6) the powder block after analysing drench water molecules in step 4 is placed on 120 DEG C to dry in pincers pots and dry, makes its moisture content within 10%;
7) by step 6) in the powder block of drying utilize ball mill to be milled to 400 orders to obtain modified white carbon black.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (3)
1. a photovoltaic charge controller stable form dielectric material, it is characterized in that, be made up of the component of following parts by weight: Neon SiC powder 70-85 part, micrometer alumina 15-25 part, potassium felspar sand 0.5-2 part, zirconium silicate 1-2 part, calcium carbonate 3-8 part, titanous chloride 0.5-1 part, modified white carbon black 5-8 part, talcum 0.5-1.5 part, phospho-wolframic acid potassium 0.2-0.8 part, silicon-dioxide 0.5-1 part, modified corn starch 0.8-1.2 part, calcined kaolin 1-1.5 part, graphene microchip 0.3-0.6 part, trichroite powder 0.5-1 part, purple clay 0.5-1 part.
2. photovoltaic charge controller stable form dielectric material according to claim 1, it is characterized in that, be made up of the component of following parts by weight: Neon SiC powder 80 parts, micrometer alumina 20 parts, potassium felspar sand 1 part, zirconium silicate 1.5 parts, 5 parts, calcium carbonate, titanous chloride 0.6 part, modified white carbon black 6 parts, 1 part, talcum, 0.5 part, phospho-wolframic acid potassium, silica 1 part, modified corn starch 1 part, calcined kaolin 1.5 parts, graphene microchip 0.3 part, 0.6 part, trichroite powder, purple clay 0.7 part.
3. photovoltaic charge controller stable form dielectric material according to claim 2, it is characterized in that, the preparation method of above-mentioned modified white carbon black is as follows:
1) sending in shredder by white carbon black, is under the condition of 180 revs/min at rotating speed, continuous ball milling 4 hours, crosses 200 mesh sieves and obtains powder;
2) in stainless steel heating tank, add powder and water drop into by weight the ratio of 1:1.5, then stainless steel heating tank is closed;
3) heated raw material by stainless steel heating tank, heat while stirring, its stirring velocity controls at 120 revs/min, after being heated with stirring to 155 DEG C-165 DEG C, stops heating, and continues to stir 60-65 minute;
4) by the powder suction after heated and stirred on the freezing bed of stainless steel, close freezing 12 hours, freezing temp is-6 DEG C;
5) on freezing bed, refrigerate 24 hours under keeping 0 DEG C of-2 DEG C of condition, make its crystallization retrogradation, make water molecules from powder, analyse drench out;
6) the powder block after analysing drench water molecules in step 4 is placed on 120 DEG C to dry in pincers pots and dry, makes its moisture content within 10%;
7) by step 6) in the powder block of drying utilize ball mill to be milled to 400 orders to obtain modified white carbon black.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105565664A (en) * | 2015-12-28 | 2016-05-11 | 滁州美业机械制造有限公司 | Compressor supporting plate |
| CN105565665A (en) * | 2015-12-28 | 2016-05-11 | 滁州美业机械制造有限公司 | Processing method of non-metal refrigerator middle clapboards |
| CN105621854A (en) * | 2015-12-28 | 2016-06-01 | 滁州美业机械制造有限公司 | Refrigerator center spacer and machining technique thereof |
| CN105645769A (en) * | 2015-12-28 | 2016-06-08 | 滁州美业机械制造有限公司 | Center spacer for air conditioner outdoor units |
| CN106082991A (en) * | 2016-06-13 | 2016-11-09 | 吴江佳亿电子科技有限公司 | A kind of high frequency compensation type ceramic capacitor material and preparation method thereof |
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| CN1085231A (en) * | 1993-09-21 | 1994-04-13 | 锦州橡塑配合剂厂 | The production method of modified white carbon black |
| CN103468206A (en) * | 2013-09-23 | 2013-12-25 | 浙江湖磨抛光磨具制造有限公司 | Ultrafine grinding media for calcium carbonate powder and preparation method of ultrafine grinding media |
| CN104004497A (en) * | 2014-06-11 | 2014-08-27 | 浙江湖磨抛光磨具制造有限公司 | Ultra-fine grinding medium for iron oxide red powder |
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2015
- 2015-06-11 CN CN201510325279.5A patent/CN104944958A/en active Pending
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| CN1085231A (en) * | 1993-09-21 | 1994-04-13 | 锦州橡塑配合剂厂 | The production method of modified white carbon black |
| CN103468206A (en) * | 2013-09-23 | 2013-12-25 | 浙江湖磨抛光磨具制造有限公司 | Ultrafine grinding media for calcium carbonate powder and preparation method of ultrafine grinding media |
| CN104004497A (en) * | 2014-06-11 | 2014-08-27 | 浙江湖磨抛光磨具制造有限公司 | Ultra-fine grinding medium for iron oxide red powder |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105565664A (en) * | 2015-12-28 | 2016-05-11 | 滁州美业机械制造有限公司 | Compressor supporting plate |
| CN105565665A (en) * | 2015-12-28 | 2016-05-11 | 滁州美业机械制造有限公司 | Processing method of non-metal refrigerator middle clapboards |
| CN105621854A (en) * | 2015-12-28 | 2016-06-01 | 滁州美业机械制造有限公司 | Refrigerator center spacer and machining technique thereof |
| CN105645769A (en) * | 2015-12-28 | 2016-06-08 | 滁州美业机械制造有限公司 | Center spacer for air conditioner outdoor units |
| CN106082991A (en) * | 2016-06-13 | 2016-11-09 | 吴江佳亿电子科技有限公司 | A kind of high frequency compensation type ceramic capacitor material and preparation method thereof |
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Application publication date: 20150930 |