CN101016195A - High transmittivity glass for solar energy and preparing process thereof - Google Patents
High transmittivity glass for solar energy and preparing process thereof Download PDFInfo
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- CN101016195A CN101016195A CN 200610038200 CN200610038200A CN101016195A CN 101016195 A CN101016195 A CN 101016195A CN 200610038200 CN200610038200 CN 200610038200 CN 200610038200 A CN200610038200 A CN 200610038200A CN 101016195 A CN101016195 A CN 101016195A
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Abstract
The invention discloses a solar high-penetrating rate glass and manufacturing method, which comprises the following parts in per 750kg mass: 355-360kg quartz sand, 114 -116kg dolomite, 30.95-31.55kg limestone, 139.75-141.75kg soda, 5.625-6.625kg mirabilite, 99-101kg silica sand and 0.25-0.27kg coal dust.
Description
Technical field
The present invention relates to a kind of glass, particularly a kind of high transmittivity glass for solar energy; The invention still further relates to this glass producing process.
Background technology
The used visible light high permeability glass of solar electrical energy generation material is the indispensable surface protecting material of current silicon solar power generation assembly.Because countries in the world are to the development and use of solar electrical energy generation, the principal trasmittance glass material shows the great market requirement.And the present used solar electrical energy generation high permeability glass of China all comes from developed country and area, its complex manufacturing, cost height.So R﹠D costs are low, the simple relatively qualified solar energy glass material of technology is an important step of strengthening the green energy resource development and use, seem particularly important now at energy-intensive.
Summary of the invention
Technical problem to be solved by this invention is at the deficiencies in the prior art, and the high transmittivity glass for solar energy that a kind of technology is simple, quality is controlled easily, cost is low is provided.
The present invention also provides above-mentioned glass producing process.
Technical problem to be solved by this invention is to realize by following technical scheme.The present invention is a kind of high transmittivity glass for solar energy, is characterized in, the raw material of making this glass consists of: contain in every 750kg material,
Quartz sand 355-360kg; Rhombspar 114-116kg;
Wingdale 30.95-31.55kg; Soda ash 139.75-141.75kg;
Saltcake 5.625-6.625kg; Silica sand 99-101kg;
Coal dust 0.25-0.27kg.
Every 750kg material of the present invention is meant that the round off round numbers is calculated as 750kg, down together.
Technical problem to be solved by this invention can also further realize by following technical scheme.Above-described a kind of high transmittivity glass for solar energy is characterized in, the raw material of making this glass consists of: contain in every 750kg material,
Quartz sand 357kg; Rhombspar 115kg;
Wingdale 31.25kg; Soda ash 140.75kg;
Saltcake 6.125kg; Silica sand 100kg;
Coal dust 0.26kg.
Technical problem to be solved by this invention can also further realize by following technical scheme.Above-described a kind of high transmittivity glass for solar energy is characterized in, contains 72% SiO in the made glass
2, 1% AL
2O
3, 0.1% Fe
2O
3, 8.5% CaO, 3.9% MgO, also contain 14.2% K
2The Na of O
2O.
Technical problem to be solved by this invention can also further realize by following technical scheme.The invention also discloses a kind of high transmittivity glass for solar energy production technique, be characterized in, its step is as follows:
(1) hydrochloric acid of first usefulness 5-10% and hydrofluoric acid mixed aqueous solution are respectively to quartz sand, white
Marble and saltcake raw material were handled 30-50 minute under the stirring down at 65-75 ℃, iron in the raw material, chromium, manganese, nickel, cobalt, copper and 7 kinds of elements of neodymium are always contained heavily be not more than 100ppm, and used water is deionized water during processing, and specific conductivity is 0-40 μ s/cm;
(2) quartz sand after the above-mentioned processing, rhombspar, saltcake and other raw material are mixed in proportion, mixture drops into glass melter, after high temperature 1500-1600 ℃ fusing, clarification, the homogenizing, is cooled to 900-950 degree centigrade of glass metal;
(3) glass metal enters forming room, at 880-900 ℃ of compacted under, after enter annealing furnace, at 685-695 ℃ down after the annealing, gradually be chilled to room temperature, cutting, promptly.
Technical problem to be solved by this invention can also further realize by following technical scheme.Above-described a kind of high transmittivity glass for solar energy production technique is characterized in that its step is as follows:
(1) respectively quartz sand, rhombspar and saltcake raw material were handled 40 minutes under the stirring down at 70 ℃ with 8% hydrochloric acid and hydrofluoric acid mixed aqueous solution earlier, make iron in the raw material, chromium, manganese, nickel, cobalt, copper and 7 kinds of element total contents of neodymium be not more than 100ppm, used water is deionized water during processing, and specific conductivity is 20 μ s/cm;
(2) quartz sand after the above-mentioned processing, rhombspar, saltcake and other raw material are mixed in proportion, mixture drops into glass melter, after 1550 ℃ of fusings of high temperature, clarification, the homogenizing, is cooled to 925 degrees centigrade of glass metals;
(3) glass metal enters forming room, at 890 ℃ of compacted unders, after enter annealing furnace, at 690 ℃ down after the annealing, gradually be chilled to room temperature, cutting, promptly.
Technical problem to be solved by this invention can also further realize by following technical scheme.Above-described a kind of high transmittivity glass for solar energy production technique is characterized in, in described hydrochloric acid and the hydrofluoric acid mixed aqueous solution, hydrochloric acid is 3: 1 with the content ratio of chlorine fluoric acid.
The present invention researchs and analyses main raw material and auxiliary material, and rational production, control, preparation technology are designed in redesign and improvement crude material technology formula, improve the reasonableness and the Technological adaptability of frit prescription.Wherein will strictly select for use with composition and control the impurity of frit, and performance formula compared and verify: bring composition into as the chemistry that influences the harmful of visible light transmissivity in the strict feed glass chemical constitution or have an influence, and important physical and chemical index such as chemical resistance of concrete of temperature and viscosity relationship value, surface tension, product, surface smoothness, striped in depth tests and verifies, guarantees feasibility, the reliability of project research chemical formulation.Simultaneously, utilize strict temperature control technology, control enters the temperature, viscosity of glass metal in the working chamber to reach suitable parameter value.
The contriver is on the basis of glass chemistry composition design, chemical constitution to used glass is strictly controlled, because the technical requirements of high transmittivity glass for solar energy Chemical Composition is very high, except that the main chemical constitution of glass, reduce significantly as best one can with control influences visible light transmissive glass property is had other Chemical Composition of influence, for example: metal coloring element or selenium soil coloring elements such as chromium, iron, manganese, copper, cobalt, and influence the metal of visible light transmissive or the Chemical Composition of nonmetal oxide.
Adopt the key technical indexes of the glass of raw material of the present invention and method thereof production to be: product specification: 3-5mm; Visible transmission ratio: 〉=93%; Spot defect: do not have; Inclusion: do not have; Drawing lines: do not have; Scratch: do not have; Surface crack: naked eyes are invisible; Thickness deviation: ± 0.2mm.
Embodiment
Embodiment 1.A kind of high transmittivity glass for solar energy, the raw material of making this glass consists of: contains in every 750kg material,
Quartzy 357kg; Rhombspar 115kg;
Wingdale 31.25kg; Soda ash 140.75kg;
Saltcake 6.125kg; Silica sand 100kg;
Coal dust 0.26kg.
Embodiment 2.A kind of high transmittivity glass for solar energy, the raw material of making this glass consists of: contains in every 750kg material,
Quartz sand 355kg; Rhombspar 116kg;
Wingdale 31.55kg; Soda ash 139.75kg;
Saltcake 6.625kg; Silica sand 101kg;
Coal dust 0.25kg.
Its production craft step is as follows:
(1) respectively quartz sand, rhombspar and saltcake raw material were handled 30 minutes under the stirring down at 65 ℃ with 5% hydrochloric acid and hydrofluoric acid mixed aqueous solution earlier, make iron in the raw material, chromium, manganese, nickel, cobalt, copper and 7 kinds of element total contents of neodymium be not more than 100ppm, used water is deionized water during processing, and specific conductivity is 0 μ s/cm;
(2) quartz sand after the above-mentioned processing, rhombspar, saltcake and other raw material are mixed in proportion, mixture drops into glass melter, after 1500 ℃ of fusings of high temperature, clarification, the homogenizing, is cooled to 900 degrees centigrade of glass metals;
(3) glass metal enters forming room, at 880 ℃ of compacted unders, after enter annealing furnace, at 685 ℃ down after the annealing, gradually be chilled to room temperature, cutting, promptly.
Embodiment 3.A kind of high transmittivity glass for solar energy, the raw material of making this glass consists of: contains in every 750kg material,
Quartz sand 360kg; Rhombspar 114kg;
Wingdale 30.95kg; Soda ash 140.55kg;
Saltcake 5.625kg; Silica sand 99kg;
Coal dust 0.27kg.
Its production craft step is as follows:
(1) respectively quartz sand, rhombspar and saltcake raw material were handled 50 minutes under the stirring down at 75 ℃ with 10% hydrochloric acid and hydrofluoric acid mixed aqueous solution earlier, make iron in the raw material, chromium, manganese, nickel, cobalt, copper and 7 kinds of element total contents of neodymium be not more than 100ppm, used water is deionized water during processing, and specific conductivity is 40 μ s/cm;
(2) quartz sand after the above-mentioned processing, rhombspar, saltcake and other raw material are mixed in proportion, mixture drops into glass melter, after 1600 ℃ of fusings of high temperature, clarification, the homogenizing, is cooled to 950 degrees centigrade of glass metals;
(3) glass metal enters forming room, at 900 ℃ of compacted unders, after enter annealing furnace, at 695 ℃ down after the annealing, gradually be chilled to room temperature, cutting, promptly.
Embodiment 4.Contain 72% SiO in the glass that embodiment 3 makes
2, 1% AL
2O
3, 0.1% Fe
2O
3, 8.5% CaO, 3.9% MgO, also contain 14.2% K
2The Na of O
2O.
Embodiment 5.A kind of high transmittivity glass for solar energy, the raw material of making this glass consists of: contains in every 750kg material,
Quartz sand 35kg; Rhombspar 115.5kg;
Wingdale 31kg; Soda ash 140kg;
Saltcake 6kg; Silica sand 99.5kg;
Coal dust 0.26kg.
Its production craft step is as follows:
(1) respectively quartz sand, rhombspar and saltcake raw material were handled 40 minutes under the stirring down at 70 ℃ with 8% hydrochloric acid and hydrofluoric acid mixed aqueous solution earlier, make iron in the raw material, chromium, manganese, nickel, cobalt, copper and 7 kinds of element total contents of neodymium be not more than 100ppm, used water is deionized water during processing, and specific conductivity is 20 μ s/cm; In described hydrochloric acid and the hydrofluoric acid mixed aqueous solution, hydrochloric acid is 3: 1 with the content ratio of chlorine fluoric acid;
(2) quartz sand after the above-mentioned processing, rhombspar, saltcake and other raw material are mixed in proportion, mixture drops into glass melter, after 1550 ℃ of fusings of high temperature, clarification, the homogenizing, is cooled to 925 degrees centigrade of glass metals;
(3) glass metal enters forming room, at 890 ℃ of compacted unders, after enter annealing furnace, at 690 ℃ down after the annealing, gradually be chilled to room temperature, cutting, promptly.
Claims (6)
1, a kind of high transmittivity glass for solar energy is characterized in that, the raw material of making this glass consists of: contain in every 750kg material,
Quartz sand 355-360kg; Rhombspar 114-116kg;
Wingdale 30.95-31.55kg; Soda ash 139.75-141.75kg;
Saltcake 5.625-6.625kg; Silica sand 99-101kg;
Coal dust 0.25-0.27kg.
2, a kind of high transmittivity glass for solar energy according to claim 1 is characterized in that, the raw material of making this glass consists of: contain in every 750kg material,
Quartz sand 357kg; Rhombspar 115kg;
Wingdale 31.25kg; Soda ash 140.75kg;
Saltcake 6.125kg; Silica sand 100kg;
Coal dust 0.26kg.
3, a kind of high transmittivity glass for solar energy according to claim 1 is characterized in that, contains 72% SiO in the made glass
2, 1% AL
2O
3, 0.1% Fe
2O
3, 8.5% CaO, 3.9% MgO, also contain 14.2% K
2The Na of O
2O.
4, a kind of high transmittivity glass for solar energy production technique is characterized in that, its step is as follows:
(1) respectively quartz sand, rhombspar and saltcake raw material were handled 30-50 minute under the stirring down at 65-75 ℃ with hydrochloric acid and the hydrofluoric acid mixed aqueous solution of 5-10% earlier, make iron in the raw material, chromium, manganese, nickel, cobalt, copper and 7 kinds of element total contents of neodymium be not more than 100ppm, used water is deionized water during processing, and specific conductivity is 0-40 μ s/cm;
(2) quartz sand after the above-mentioned processing, rhombspar, saltcake and other raw material are mixed in proportion, mixture drops into glass melter, after high temperature 1500-1600 ℃ fusing, clarification, the homogenizing, is cooled to 900-950 degree centigrade of glass metal;
(3) glass metal enters forming room, at 880-900 ℃ of compacted under, after enter annealing furnace, at 685-695 ℃ down after the annealing, gradually be chilled to room temperature, cutting, promptly.
5, a kind of high transmittivity glass for solar energy production technique according to claim 4 is characterized in that its step is as follows:
(1) respectively quartz sand, rhombspar and saltcake raw material were handled 40 minutes under the stirring down at 70 ℃ with 8% hydrochloric acid and hydrofluoric acid mixed aqueous solution earlier, make iron in the raw material, chromium, manganese, nickel, cobalt, copper and 7 kinds of element total contents of neodymium be not more than 100ppm, used water is deionized water during processing, and specific conductivity is 20 μ s/cm;
(2) quartz sand after the above-mentioned processing, rhombspar, saltcake and other raw material are mixed in proportion, mixture drops into glass melter, after 1550 ℃ of fusings of high temperature, clarification, the homogenizing, is cooled to 925 degrees centigrade of glass metals;
(3) glass metal enters forming room, at 890 ℃ of compacted unders, after enter annealing furnace, at 690 ℃ down after the annealing, gradually be chilled to room temperature, cutting, promptly.
6, a kind of high transmittivity glass for solar energy production technique according to claim 5 is characterized in that, in described hydrochloric acid and the hydrofluoric acid mixed aqueous solution, hydrochloric acid is 3: 1 with the content ratio of chlorine fluoric acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610038200 CN101016195A (en) | 2006-02-09 | 2006-02-09 | High transmittivity glass for solar energy and preparing process thereof |
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|---|---|---|---|
| CN 200610038200 CN101016195A (en) | 2006-02-09 | 2006-02-09 | High transmittivity glass for solar energy and preparing process thereof |
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| Publication Number | Publication Date |
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| CN101016195A true CN101016195A (en) | 2007-08-15 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219375A (en) * | 2010-04-16 | 2011-10-19 | 信义光伏产业(安徽)控股有限公司 | Solar super-white rolling glass and preparation method thereof |
| CN102385076A (en) * | 2011-10-11 | 2012-03-21 | 成都钟顺科技发展有限公司 | Linear collector lens panel and manufacturing method thereof |
| CN102815857A (en) * | 2012-09-07 | 2012-12-12 | 广东富睿实业集团有限公司 | Preparation method of novel special glass |
| CN104529157A (en) * | 2014-12-12 | 2015-04-22 | 刘成江 | Raw-sheet self-cleaning glass and preparation method thereof |
| CN106746636A (en) * | 2016-12-31 | 2017-05-31 | 长兴旗滨玻璃有限公司 | A kind of manufacture method of super thick super large glass |
| CN106904832A (en) * | 2017-03-23 | 2017-06-30 | 合肥协耀玻璃制品有限公司 | A kind of high quality glass and its production technology |
| CN106946459A (en) * | 2017-03-23 | 2017-07-14 | 合肥协耀玻璃制品有限公司 | A kind of novel glass and its production technology |
| CN107021624A (en) * | 2017-03-23 | 2017-08-08 | 合肥协耀玻璃制品有限公司 | A kind of glass and its production technology |
| CN109231822A (en) * | 2018-08-21 | 2019-01-18 | 台玻福建光伏玻璃有限公司 | A kind of processing technology of no sodium nitrate photovoltaic glass |
| CN110922051A (en) * | 2019-12-25 | 2020-03-27 | 中建材蚌埠玻璃工业设计研究院有限公司 | High-softening-point glass for thin-film solar cell |
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2006
- 2006-02-09 CN CN 200610038200 patent/CN101016195A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219375A (en) * | 2010-04-16 | 2011-10-19 | 信义光伏产业(安徽)控股有限公司 | Solar super-white rolling glass and preparation method thereof |
| CN102385076A (en) * | 2011-10-11 | 2012-03-21 | 成都钟顺科技发展有限公司 | Linear collector lens panel and manufacturing method thereof |
| CN102815857A (en) * | 2012-09-07 | 2012-12-12 | 广东富睿实业集团有限公司 | Preparation method of novel special glass |
| CN104529157A (en) * | 2014-12-12 | 2015-04-22 | 刘成江 | Raw-sheet self-cleaning glass and preparation method thereof |
| CN106746636A (en) * | 2016-12-31 | 2017-05-31 | 长兴旗滨玻璃有限公司 | A kind of manufacture method of super thick super large glass |
| CN106904832A (en) * | 2017-03-23 | 2017-06-30 | 合肥协耀玻璃制品有限公司 | A kind of high quality glass and its production technology |
| CN106946459A (en) * | 2017-03-23 | 2017-07-14 | 合肥协耀玻璃制品有限公司 | A kind of novel glass and its production technology |
| CN107021624A (en) * | 2017-03-23 | 2017-08-08 | 合肥协耀玻璃制品有限公司 | A kind of glass and its production technology |
| CN109231822A (en) * | 2018-08-21 | 2019-01-18 | 台玻福建光伏玻璃有限公司 | A kind of processing technology of no sodium nitrate photovoltaic glass |
| CN110922051A (en) * | 2019-12-25 | 2020-03-27 | 中建材蚌埠玻璃工业设计研究院有限公司 | High-softening-point glass for thin-film solar cell |
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