CN107902892A - A kind of solar battery glass - Google Patents
A kind of solar battery glass Download PDFInfo
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- CN107902892A CN107902892A CN201711125301.7A CN201711125301A CN107902892A CN 107902892 A CN107902892 A CN 107902892A CN 201711125301 A CN201711125301 A CN 201711125301A CN 107902892 A CN107902892 A CN 107902892A
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
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Abstract
The invention discloses a kind of solar battery glass, it includes the raw material of following parts by weight：Glass baseplate：60~80 parts；Activator：0.5~1.5 part；Sensitizer：1~3 part；Oxidant：5~15 parts；Wherein, the glass baseplate includes the raw material of following parts by weight：SiO2：72~79 parts；CaO：5~14 parts；Na2O：10~16 parts；MgO：1.5~6 parts；Al2O3：0.5~3 part；Invention increases a small amount of activator, can increase the energy transfer efficiency of solar battery glass, reduce the heat absorption of solar battery glass, improve the light transmittance of solar battery glass；Meanwhile a small amount of sensitizer is added, solar battery glass is become more sensitive to light, pass through glass beneficial to light, improve the light transmittance of solar battery glass；The program may be used on solar battery glass manufacturing field.
Description
Technical field
The present invention relates to field of solar energy, particularly a kind of solar battery glass.
Background technology
Solar cell is the device for directly luminous energy being changed into by photoelectric effect or photochemical effect electric energy.With light
The crystal silicon solar batteries of electrical effect work are mainstream, and implement solar cell then with the hull cell of photochemical effect work
Also in the budding stage.And the glass of solar cell is as protection power generation main body（Such as cell piece）, it is desirable to have excellent saturating
Light rate and corrosion resistance etc..
Currently, the glass transmission rate that glass production producer in China's produces is not high, causes overall quality far behind to send out
Up to country, therefore domestic solar battery glass does not reach related request, causes the required glass of China's solar cell industry
Supply falls short of demand for glass, generally requires import, causes cost for solar power generation excessive, seriously affects the development of China's solar energy industry,
Therefore need to be further improved solar battery glass.
The content of the invention
In view of the above problems, it is necessary to which a kind of technical solution that can be tackled is provided.
It is an object of the invention to provide a kind of solar battery glass, its light transmittance are high.
What the present invention was realized in：
A kind of solar battery glass, it includes the raw material of following parts by weight：
Glass baseplate：60~80 parts；
Activator：0.5~1.5 part；
Sensitizer：1~3 part；
Oxidant：5~15 parts；
Wherein, the glass baseplate includes the raw material of following parts by weight：
SiO2：72~79 parts；
CaO：5~14 parts；
Na2O：10~16 parts；
MgO：1.5~6 parts；
Al2O3：0.5~3 part.
As the further explanation of the present invention, the principal component of the activator and its shared quality percentage in activator
Than for：
Tb2O3：52~86%.
As the further explanation of the present invention, the principal component of the sensitizer and its shared quality percentage in sensitizer
Than for：
Gd2O3：39~75%.
As the further explanation of the present invention, the principal component of the oxidant includes the raw material of following parts by weight：
La2O3：2~4 parts；
CuO：40~60 parts.
As the further explanation of the present invention, the raw material of the solar battery glass further include Fe2O3, should
The content of Fe2O3 is no more than the 0.05% of the gross weight of the raw material of solar battery glass.
The beneficial effect that the present invention possesses：
1st, the present invention is due to adding a small amount of Tb2O3, it can improve glass density, so as to increase the strong of solar battery glass
Degree, and glass refraction can also be improved, under the conditions of solar ultraviolet irradiation, the energy of solar battery glass can be increased
Transmission efficiency, reduces the heat absorption of solar battery glass, improves the light transmittance of solar battery glass.
2nd, the present invention adds a small amount of Gd2O3, and the level structure of its combined oxidant, can under ultraviolet shooting condition
The energy transfer efficiency between each component molecules is improved, so that glass heat absorption is reduced, meanwhile, make solar battery glass to light
Line becomes more sensitive, passes through glass beneficial to light, improves the light transmittance of solar battery glass.
3rd, the increased La2O3 of the present invention, it can form the γ phases rich in rare earth element, can effectively suppress dilute hydrogen, carry
The corrosion resistance of high solar battery glass；And CuO is also added into, it can make glass become more sensitive to light,
Beneficial to raising light transmittance.
4th, Fe2O3 contents are limited to 0.05% by the present invention, are not only able to reduce the shadow to solar battery glass light transmittance
Ring, ensure light transmittance, and also ensure the yields for the product produced, producting process difficulty is reduced, so as to reduce production
Cost.
Embodiment
With reference to embodiment, the present invention is further described, but protection scope of the present invention is not limited to following implementation
Example.
Embodiment 1：
A kind of solar battery glass, it includes the raw material of following parts by weight：
Glass baseplate：80 parts；
Activator：1.5 part；
Sensitizer：3 parts；
Oxidant：15 parts；
Wherein, the glass baseplate includes the raw material of following parts by weight：
SiO2：79 parts；
CaO：14 parts；
Na2O：16 parts；
MgO：6 parts；
Al2O3：3 parts.
In the present embodiment, due to adding a small amount of activator, under the conditions of solar ultraviolet irradiation, solar energy can be increased
The energy transfer efficiency of battery glass, reduces the heat absorption of solar battery glass, improves the light transmittance of solar battery glass；Together
When, a small amount of sensitizer is added, solar battery glass is become more sensitive to light, glass is passed through beneficial to light, is improved
The light transmittance of solar battery glass；Moreover, increased oxidant can improve the corrosion resistance of solar battery glass.
The glass baseplate formula used in the present embodiment is mainly based on SiO2, and other compositions are common raw material, production
Cost is low.
As the further explanation of the present embodiment, the principal component of the activator and its shared quality hundred in activator
Point ratio is：
Tb2O3：86%.
The Tb2O3 added in the present embodiment can improve glass density, so that increase the intensity of solar battery glass, and
And glass refraction can also be improved, so as to improve light transmittance.
As the further explanation of the present embodiment, the principal component of the sensitizer and its shared quality hundred in sensitizer
Point ratio is：
Gd2O3：75%.
Gd2O3 is added in the present embodiment, the level structure of its combined oxidant, under ultraviolet shooting condition, can improve
Energy transfer efficiency between each component molecules, so as to reduce glass heat absorption, improves light transmittance.
As the further explanation of the present embodiment, the principal component of the oxidant includes the raw material of following parts by weight：
La2O3：4 parts；
CuO：60 parts.
La2O3 is added in the present embodiment, it can form the γ phases rich in rare earth element, can effectively suppress dilute hydrogen,
Improve the corrosion resistance of solar battery glass；And CuO is also added into, it can make glass become quicker to light
Sense, beneficial to raising light transmittance.
As the further explanation of the present embodiment, the raw material of the solar battery glass further include Fe2O3, should
The content of Fe2O3 accounts for the 0.05% of the gross weight of the raw material of solar battery glass.
In the present embodiment, it is contemplated that Fe elements（Typically Fe2O3）By raw material in itself, refractory material or metal material
The introducings such as production equipment, it is impossible to avoid completely, on the one hand the presence of Fe impurity makes glass coloration, on the other hand increase glass
Heat absorption rate, also just reduce the light transmittance of glass, therefore Fe2O3 contents are limited to 0.05%, be not only able to reduce to the sun
The influence of energy battery glass light transmittance, ensures light transmittance, and also ensures the yields for the product produced, and reduces production work
Skill difficulty, so as to reduce production cost.
Embodiment 2：
A kind of solar battery glass, it includes the raw material of following parts by weight：
Glass baseplate：60 parts；
Activator：0.5 part；
Sensitizer：1 part；
Oxidant：5 parts；
Wherein, the glass baseplate includes the raw material of following parts by weight：
SiO2：72 parts；
CaO：5 parts；
Na2O：10 parts；
MgO：1.5 part；
Al2O3：0.5 part.
In the present embodiment, due to adding a small amount of activator, under the conditions of solar ultraviolet irradiation, solar energy can be increased
The energy transfer efficiency of battery glass, reduces the heat absorption of solar battery glass, improves the light transmittance of solar battery glass；Together
When, a small amount of sensitizer is added, solar battery glass is become more sensitive to light, glass is passed through beneficial to light, is improved
The light transmittance of solar battery glass；Moreover, increased oxidant can improve the corrosion resistance of solar battery glass.
The glass baseplate formula used in the present embodiment is mainly based on SiO2, and other compositions are common raw material, production
Cost is low.
As the further explanation of the present embodiment, the principal component of the activator and its shared quality hundred in activator
Point ratio is：
Tb2O3：52%.
The Tb2O3 added in the present embodiment can improve glass density, so that increase the intensity of solar battery glass, and
And glass refraction can also be improved, so as to improve light transmittance.
As the further explanation of the present embodiment, the principal component of the sensitizer and its shared quality hundred in sensitizer
Point ratio is：
Gd2O3：39%.
Gd2O3 is added in the present embodiment, the level structure of its combined oxidant, under ultraviolet shooting condition, can improve
Energy transfer efficiency between each component molecules, so as to reduce glass heat absorption, improves light transmittance.
As the further explanation of the present embodiment, the principal component of the oxidant includes the raw material of following parts by weight：
La2O3：2 parts；
CuO：40 parts.
La2O3 is added in the present embodiment, it can form the γ phases rich in rare earth element, can effectively suppress dilute hydrogen,
Improve the corrosion resistance of solar battery glass；And CuO is also added into, it can make glass become quicker to light
Sense, beneficial to raising light transmittance.
As the further explanation of the present embodiment, the raw material of the solar battery glass further include Fe2O3, should
The content of Fe2O3 accounts for the 0.04% of the gross weight of the raw material of solar battery glass.
In the present embodiment, it is contemplated that Fe elements（Typically Fe2O3）By raw material in itself, refractory material or metal material
The introducings such as production equipment, it is impossible to avoid completely, on the one hand the presence of Fe impurity makes glass coloration, on the other hand increase glass
Heat absorption rate, also just reduce the light transmittance of glass, therefore Fe2O3 contents are limited to 0.04%, be not only able to reduce to the sun
The influence of energy battery glass light transmittance, ensures light transmittance, and also ensures the yields for the product produced, and reduces production work
Skill difficulty, so as to reduce production cost.
Embodiment 3：
A kind of solar battery glass, it includes the raw material of following parts by weight：
Glass baseplate：70 parts；
Activator：1 part；
Sensitizer：2 parts；
Oxidant：10 parts；
Wherein, the glass baseplate includes the raw material of following parts by weight：
SiO2：75.5 parts；
CaO：9.5 part；
Na2O：13 parts；
MgO：3.55 part；
Al2O3：1.75 part.
In the present embodiment, due to adding a small amount of activator, under the conditions of solar ultraviolet irradiation, solar energy can be increased
The energy transfer efficiency of battery glass, reduces the heat absorption of solar battery glass, improves the light transmittance of solar battery glass；Together
When, a small amount of sensitizer is added, solar battery glass is become more sensitive to light, glass is passed through beneficial to light, is improved
The light transmittance of solar battery glass；Moreover, increased oxidant can improve the corrosion resistance of solar battery glass.
The glass baseplate formula used in the present embodiment is mainly based on SiO2, and other compositions are common raw material, production
Cost is low.
As the further explanation of the present embodiment, the principal component of the activator and its shared quality hundred in activator
Point ratio is：
Tb2O3：69%.
The Tb2O3 added in the present embodiment can improve glass density, so that increase the intensity of solar battery glass, and
And glass refraction can also be improved, so as to improve light transmittance.
As the further explanation of the present embodiment, the principal component of the sensitizer and its shared quality hundred in sensitizer
Point ratio is：
Gd2O3：57%.
Gd2O3 is added in the present embodiment, the level structure of its combined oxidant, under ultraviolet shooting condition, can improve
Energy transfer efficiency between each component molecules, so as to reduce glass heat absorption, improves light transmittance.
As the further explanation of the present embodiment, the principal component of the oxidant includes the raw material of following parts by weight：
La2O3：3 parts；
CuO：50 parts.
La2O3 is added in the present embodiment, it can form the γ phases rich in rare earth element, can effectively suppress dilute hydrogen,
Improve the corrosion resistance of solar battery glass；And CuO is also added into, it can make glass become quicker to light
Sense, beneficial to raising light transmittance.
As the further explanation of the present embodiment, the raw material of the solar battery glass further include Fe2O3, should
The content of Fe2O3 accounts for the 0.045% of the gross weight of the raw material of solar battery glass.
In the present embodiment, it is contemplated that Fe elements（Typically Fe2O3）By raw material in itself, refractory material or metal material
The introducings such as production equipment, it is impossible to avoid completely, on the one hand the presence of Fe impurity makes glass coloration, on the other hand increase glass
Heat absorption rate, also just reduce the light transmittance of glass, therefore Fe2O3 contents are limited to 0.045%, be not only able to reduce to too
The influence of positive energy battery glass light transmittance, ensures light transmittance, and also ensures the yields for the product produced, and reduces production
Technology difficulty, so as to reduce production cost.
Embodiment 4：
A kind of solar battery glass, it includes the raw material of following parts by weight：
Glass baseplate：65 parts；
Activator：0.58 part；
Sensitizer：1.8 part；
Oxidant：9 parts；
Wherein, the glass baseplate includes the raw material of following parts by weight：
SiO2：73 parts；
CaO：11 parts；
Na2O：12 parts；
MgO：2.5 part；
Al2O3：2.5 part.
In the present embodiment, due to adding a small amount of activator, under the conditions of solar ultraviolet irradiation, solar energy can be increased
The energy transfer efficiency of battery glass, reduces the heat absorption of solar battery glass, improves the light transmittance of solar battery glass；Together
When, a small amount of sensitizer is added, solar battery glass is become more sensitive to light, glass is passed through beneficial to light, is improved
The light transmittance of solar battery glass；Moreover, increased oxidant can improve the corrosion resistance of solar battery glass.
The glass baseplate formula used in the present embodiment is mainly based on SiO2, and other compositions are common raw material, production
Cost is low.
As the further explanation of the present embodiment, the principal component of the activator and its shared quality hundred in activator
Point ratio is：
Tb2O3：82%.
The Tb2O3 added in the present embodiment can improve glass density, so that increase the intensity of solar battery glass, and
And glass refraction can also be improved, so as to improve light transmittance.
As the further explanation of the present embodiment, the principal component of the sensitizer and its shared quality hundred in sensitizer
Point ratio is：
Gd2O3：44%.
Gd2O3 is added in the present embodiment, the level structure of its combined oxidant, under ultraviolet shooting condition, can improve
Energy transfer efficiency between each component molecules, so as to reduce glass heat absorption, improves light transmittance.
As the further explanation of the present embodiment, the principal component of the oxidant includes the raw material of following parts by weight：
La2O3：2 parts；
CuO：45 parts.
La2O3 is added in the present embodiment, it can form the γ phases rich in rare earth element, can effectively suppress dilute hydrogen,
Improve the corrosion resistance of solar battery glass；And CuO is also added into, it can make glass become quicker to light
Sense, beneficial to raising light transmittance.
As the further explanation of the present embodiment, the raw material of the solar battery glass further include Fe2O3, should
The content of Fe2O3 accounts for the 0.05% of the gross weight of the raw material of solar battery glass.
In the present embodiment, it is contemplated that Fe elements（Typically Fe2O3）By raw material in itself, refractory material or metal material
The introducings such as production equipment, it is impossible to avoid completely, on the one hand the presence of Fe impurity makes glass coloration, on the other hand increase glass
Heat absorption rate, also just reduce the light transmittance of glass, therefore Fe2O3 contents are limited to 0.05%, be not only able to reduce to the sun
The influence of energy battery glass light transmittance, ensures light transmittance, and also ensures the yields for the product produced, and reduces production work
Skill difficulty, so as to reduce production cost.
The light transmittance of solar battery glass can be improved by adding activator, sensitizer and oxidant for verification, this is sent out
The bright light transmittance with comparative example 1, comparative example 2 contrasts, wherein, comparative example 1 and comparative example 2 are not add activation based on the present invention
The formula of agent, sensitizer and oxidant：
The component and parts by weight of comparative example 1 are as follows：
SiO2：74 parts；
CaO：10 parts；
Na2O：10 parts；
MgO：3 parts；
Al2O3：2 parts；
Fe2O3：0.04 part.
The component and parts by weight of comparative example 2 are as follows：
SiO2：79 parts；
CaO：14 parts；
Na2O：16 parts；
MgO：6 parts；
Al2O3：3 parts；
Fe2O3：0.05 part.
Table 1：The present invention and comparative example 1, the light transmittance of comparative example 2（%）Contrast
As it can be seen from table 1 the light transmittance of the present invention is higher by than the light transmittance of comparative example 1, the solar battery glass of comparative example 2
It is more, this is because the present invention adds activator, sensitizer and oxidant at the same time, this 3 kinds of materials and glass baseplate phase interaction
With, it is possible to increase the light transmittance of glass.
The program may be used on solar battery glass manufacturing field.
Finally it should be noted that：The foregoing is merely the preferred embodiment that the present invention is applied to field of solar energy, sheet
Invention can also equally be used in other near fields, therefore the protection domain that above-described embodiment is not intended to limit the invention, to the greatest extent
Pipe is described in detail the present invention with reference to above-described embodiment, and for those skilled in the art, it still can be with
Modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on, should be included in the guarantor of the present invention
Within the scope of shield.
Claims (9)
1. a kind of solar battery glass, it is characterised in that include the raw material of following parts by weight：
Glass baseplate：60~80 parts；
Activator：0.5~1.5 part；
Sensitizer：1~3 part；
Oxidant：5~15 parts；
Wherein, the glass baseplate includes the raw material of following parts by weight：
SiO2：72~79 parts；
CaO：5~14 parts；
Na2O：10~16 parts；
MgO：1.5~6 parts；
Al2O3：0.5~3 part.
2. a kind of solar battery glass according to claim 1, it is characterised in that the principal component of the activator is
Tb2O3。
3. a kind of solar battery glass according to claim 2, it is characterised in that the Tb2O3 is in activator
Shared mass percent is 52~86%.
4. a kind of solar battery glass according to claim 1, it is characterised in that the principal component of the sensitizer is
Gd2O3。
5. a kind of solar battery glass according to claim 4, it is characterised in that the Gd2O3 is in sensitizer
Shared mass percent is 39~75%.
6. a kind of solar battery glass according to claim 1, it is characterised in that the principal component of the oxidant is
La2O3 and CuO.
7. a kind of solar battery glass according to claim 6, it is characterised in that the La2O3 and CuO is being aoxidized
Parts by weight in agent are respectively 2~4 parts and 40~60 parts.
8. a kind of solar battery glass, it is characterised in that include the raw material of following parts by weight：
Glass baseplate：60~80 parts；
Activator：0.5~1.5 part；
Sensitizer：1~3 part；
Oxidant：5~15 parts；
Wherein, the glass baseplate includes the raw material of following parts by weight：
SiO2：72~79 parts；
CaO：5~14 parts；
Na2O：10~16 parts；
MgO：1.5~6 parts；
Al2O3：0.5~3 part；
The principal component of the activator and its shared mass percent is in activator：
Tb2O3：52~86%；
The principal component of the sensitizer and its shared mass percent is in sensitizer：
Gd2O3：39~75%；
The oxidant includes the raw material of following parts by weight：
La2O3：2~4 parts；
CuO：40~60 parts.
A kind of 9. solar battery glass according to any one of claims 1 to 8, it is characterised in that the solar-electricity
Impurity F e2O3 is further included in the raw material of pond glass, its content is no more than the 0.05% of raw material gross weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711125301.7A CN107902892A (en) | 2017-11-14 | 2017-11-14 | A kind of solar battery glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711125301.7A CN107902892A (en) | 2017-11-14 | 2017-11-14 | A kind of solar battery glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107902892A true CN107902892A (en) | 2018-04-13 |
Family
ID=61845520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711125301.7A Withdrawn CN107902892A (en) | 2017-11-14 | 2017-11-14 | A kind of solar battery glass |
Country Status (1)
| Country | Link |
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| CN (1) | CN107902892A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112520998A (en) * | 2020-12-29 | 2021-03-19 | 江苏绿材谷新材料科技发展有限公司 | Preparation method of high-temperature-resistant basalt fiber |
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| US20060063009A1 (en) * | 2004-09-17 | 2006-03-23 | Takashi Naitou | Glass member |
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| CN101218183A (en) * | 2005-04-28 | 2008-07-09 | 株式会社小原 | Optical glass |
| CN102092941A (en) * | 2010-12-02 | 2011-06-15 | 内蒙古科技大学 | Ultra-white glass |
| CN102260041A (en) * | 2010-05-27 | 2011-11-30 | 信义光伏产业(安徽)控股有限公司 | Super-white photovoltaic glass and preparation method and application thereof |
| CN104220391A (en) * | 2012-04-04 | 2014-12-17 | 旭硝子欧洲玻璃公司 | Sheet of glass with high energy transmission |
| JP2015163565A (en) * | 2014-02-28 | 2015-09-10 | 株式会社オハラ | optical glass, lens preform and optical element |
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2017
- 2017-11-14 CN CN201711125301.7A patent/CN107902892A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060063009A1 (en) * | 2004-09-17 | 2006-03-23 | Takashi Naitou | Glass member |
| CN101218183A (en) * | 2005-04-28 | 2008-07-09 | 株式会社小原 | Optical glass |
| CN101066835A (en) * | 2007-06-11 | 2007-11-07 | 中国洛阳浮法玻璃集团有限责任公司 | Solar energy very white rolled glass components |
| CN102260041A (en) * | 2010-05-27 | 2011-11-30 | 信义光伏产业(安徽)控股有限公司 | Super-white photovoltaic glass and preparation method and application thereof |
| CN102092941A (en) * | 2010-12-02 | 2011-06-15 | 内蒙古科技大学 | Ultra-white glass |
| CN104220391A (en) * | 2012-04-04 | 2014-12-17 | 旭硝子欧洲玻璃公司 | Sheet of glass with high energy transmission |
| JP2015163565A (en) * | 2014-02-28 | 2015-09-10 | 株式会社オハラ | optical glass, lens preform and optical element |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112520998A (en) * | 2020-12-29 | 2021-03-19 | 江苏绿材谷新材料科技发展有限公司 | Preparation method of high-temperature-resistant basalt fiber |
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