CN107180885A - A kind of preparation method of dust protection solar cell - Google Patents

A kind of preparation method of dust protection solar cell Download PDF

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Publication number
CN107180885A
CN107180885A CN201710475345.6A CN201710475345A CN107180885A CN 107180885 A CN107180885 A CN 107180885A CN 201710475345 A CN201710475345 A CN 201710475345A CN 107180885 A CN107180885 A CN 107180885A
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CN
China
Prior art keywords
solar cell
preparation
dust protection
bauxite
flaggy
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Pending
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CN201710475345.6A
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Chinese (zh)
Inventor
白莉莉
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Hefei Jiashi Cheng Energy Technology Co Ltd
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Hefei Jiashi Cheng Energy Technology Co Ltd
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Priority to CN201710475345.6A priority Critical patent/CN107180885A/en
Publication of CN107180885A publication Critical patent/CN107180885A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • H01L31/0481Encapsulation of modules characterised by the composition of the encapsulation material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • H01L31/049Protective back sheets
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Abstract

The invention discloses a kind of preparation method of dust protection solar cell, comprise the following steps:Step 1:Make flaggy before solar cell, 20 ~ 40min is heated after TFE copolymer particle and modified bauxite are well mixed, and stir 3 ~ 15min, on mixture solution top layer, uniformly paving spills nano titanium oxide during stirring, until surface bedding is uniform, finally lamination is drawn into flaggy before film is made;Step 2:Make solar cell metaplax layer, heated after polyethylene terephthalate particle and modified bauxite are well mixed, stir 5 ~ 25min, on mixture solution top layer, uniformly paving spills nano titanium oxide during stirring, until surface bedding is uniform, finally lamination is drawn into flaggy before film is made;Step 3:General assembly solar cell.The present invention, using the synergy between modified bauxite, nano titanium oxide and solar cell material, nano titanium oxide has photocatalysis, being capable of pernicious gas and dust in catalytic degradation air.

Description

A kind of preparation method of dust protection solar cell
Technical field
The invention belongs to technical field of solar, and in particular to a kind of preparation method of dust protection solar cell.
Background technology
Consumed discharge and various pollutants by fossil energy is influenceed on air, and the frequency that dust weather phenomenon occurs is more next Higher, the harm produced to human society is increasingly serious.It can be reduced using cleanliness without any pollution and nexhaustible solar power generation Dependence to traditional fossil energy, the discharge of reduction pollution air, so as to reduce the generation of dust.But under dust weather, Most sunshine can be absorbed or be scattered by the molecule in air, cause the sunshine for being irradiated to solar cell to subtract It is few, the efficiency of solar cell is greatly reduced, while can also hinder the popularization and application of solar cell.Therefore, how to solve Certainly this problem is a difficult problem of the pendulum in face of researcher.
Experimental study shows, by the nitrogen oxides in air, toluene, formaldehyde, dimethylbenzene etc. by the way of catalytic degradation Harmful organic substance, the microorganism such as bacterium, virus is completely decomposed into harmless micro-molecular gas, and such as N2, CO2 and H2O are one Plant effective ash disposal dust collecting method.Titanium dioxide is due to its good chemical stability, abrasion resistance, low cost, nontoxic etc. Feature and the photochemical catalyst under ultraviolet or visible ray with very strong redox ability as most application potential. Although obvious only by the effect effect of photocatalytic degradation, cure the symptoms, not the disease, dedusting can not be fundamentally removed completely Influence of the dirt to solar cell.The actual conditions developed according to current China, find a kind of side for treating both principal and secondary aspect of disease, preventing and treating combination Method is particularly critical.
The content of the invention
In view of the above-mentioned problems, the technical problem to be solved in the present invention is to provide a kind of preparation for the solar cell for putting dust Method, can overcome influence of the dust to solar cell.
To achieve the above object, the technical scheme is that:A kind of preparation method of dust protection solar cell, including Following steps:
Step 1:Flaggy before solar cell is made, is heated after TFE copolymer particle and modified bauxite are well mixed 20 ~ 40min, and 3 ~ 15min is stirred, on mixture solution top layer, uniformly paving spills nano titanium oxide during stirring, directly Uniform to surface bedding, finally lamination is drawn into flaggy before film is made;
Step 2:Solar cell metaplax layer is made, polyethylene terephthalate particle and modified bauxite are well mixed After heat, temperature be 200 ~ 300 DEG C, stir 5 ~ 25min, during stirring mixture solution top layer uniformly paving spill nanometer Titanium dioxide, until surface bedding is uniform, finally lamination is drawn into flaggy before film is made;
Step 3:General assembly solar cell, stacks fixation, so from top to bottom successively by metaplax layer, solar battery sheet and preceding flaggy It is laminated afterwards, finally obtains dust protection solar cell.
Preferably, the heating-up temperature in the step 1 is 300 ~ 480 DEG C.
Preferably, foreboard thickness degree is 0.1 ~ 1.5mm in the step 1.
Preferably, metaplax layer thickness is 0.3 ~ 2.5mm in the step 2.
Preferably, the processing method of the solar battery sheet in the step 3 is the silicon chip progress first to needing to process Detection, progress surface wool manufacturing processing in alkaline solution is put into by silicon chip, then the silicon chip that making herbs into wool is treated is put into salpeter solution Perform etching, finally cleaning is put into agglomerating plant sinters 1 ~ 3h with 700 ~ 850 DEG C of temperature, obtains solar battery sheet.
Preferably, the alkaline solution is the sodium hydroxide solution of concentration 50 ~ 75%.
Preferably, the preparation method of the modification bauxite in the step 1 and step 2 is:
Take natural modified bauxite to be crushed and cross 200 mesh sieves, add the water of modified 20 times of amounts of bauxite, stirring, which is formed, to suspend Mud, 10 ~ 20min of ultrasound under Ultrasonic Conditions, takes upper suspension to be centrifuged in 2000 ~ 3000 turns/min centrifuge 5 ~ 10min is handled, vacuum filtration is obtained.
Preferably, the pressure size of the lamination is 600 ~ 1000N.
The beneficial effects of the present invention are:The present invention provides a kind of preparation method of dust protection solar cell, using changing Synergy between property bauxite, nano titanium oxide and solar cell material, nano titanium oxide has photocatalysis work With, can pernicious gas and dust in catalytic degradation air, so as to reach removal dust effect.At the same time, nanometer titanium dioxide Titanium is mixed, and the optical transmittance of flaggy, cleannes, expand the induction range to solar energy, improve optics and urge before improving Change effect and photoelectric transformation efficiency, with good application value.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention It is described in further detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, do not limit The fixed present invention.
Embodiment 1
A kind of preparation method of dust protection solar cell, comprises the following steps:
Step 1:Flaggy before solar cell is made, is heated after TFE copolymer particle and modified bauxite are well mixed 20min, and 3min is stirred, on mixture solution top layer, uniformly paving spills nano titanium oxide during stirring, until surface Bedding is uniform, and finally lamination is drawn into flaggy before film is made;
Step 2:Solar cell metaplax layer is made, polyethylene terephthalate particle and modified bauxite are well mixed After heat, temperature be 200 DEG C, stir 5min, during stirring mixture solution top layer uniformly paving spill nanometer titanium dioxide Titanium, until surface bedding is uniform, finally lamination is drawn into flaggy before film is made;
Step 3:General assembly solar cell, stacks fixation, so from top to bottom successively by metaplax layer, solar battery sheet and preceding flaggy It is laminated afterwards, finally obtains dust protection solar cell.
Heating-up temperature in the step 1 is 300 DEG C.
Foreboard thickness degree is 0.1mm in the step 1.
Metaplax layer thickness is 0.3mm in the step 2.
The processing method of solar battery sheet in the step 3, will to be detected first to the silicon chip for needing to process Silicon chip is put into progress surface wool manufacturing processing in alkaline solution, then the silicon chip that making herbs into wool is treated is put into salpeter solution and carved Erosion, finally cleaning is put into agglomerating plant sinters 1h with 700 DEG C of temperature, obtains solar battery sheet.
The alkaline solution is the sodium hydroxide solution of concentration 50%.
The preparation method of modification bauxite in the step 1 and step 2 is:
Take natural modified bauxite to be crushed and cross 200 mesh sieves, add the water of modified 20 times of amounts of bauxite, stirring, which is formed, to suspend Mud, the ultrasound 10min under Ultrasonic Conditions takes upper suspension centrifugal treating in 2000 turns/min centrifuge 5min, vacuum filtration is obtained.
The pressure size of the lamination is 600N.
Embodiment 2
A kind of preparation method of dust protection solar cell, comprises the following steps:
Step 1:Flaggy before solar cell is made, is heated after TFE copolymer particle and modified bauxite are well mixed 30min, and 8min is stirred, on mixture solution top layer, uniformly paving spills nano titanium oxide during stirring, until surface Bedding is uniform, and finally lamination is drawn into flaggy before film is made;
Step 2:Solar cell metaplax layer is made, polyethylene terephthalate particle and modified bauxite are well mixed After heat, temperature be 250 DEG C, stir 15min, during stirring mixture solution top layer uniformly paving spill nanometer titanium dioxide Titanium, until surface bedding is uniform, finally lamination is drawn into flaggy before film is made;
Step 3:General assembly solar cell, stacks fixation, so from top to bottom successively by metaplax layer, solar battery sheet and preceding flaggy It is laminated afterwards, finally obtains dust protection solar cell.
Heating-up temperature in the step 1 is 360 DEG C.
Foreboard thickness degree is 1.2mm in the step 1.
Metaplax layer thickness is 1.5mm in the step 2.
The processing method of solar battery sheet in the step 3, will to be detected first to the silicon chip for needing to process Silicon chip is put into progress surface wool manufacturing processing in alkaline solution, then the silicon chip that making herbs into wool is treated is put into salpeter solution and carved Erosion, finally cleaning is put into agglomerating plant sinters 2h with 700 ~ 850 DEG C of temperature, obtains solar battery sheet.
The alkaline solution is the sodium hydroxide solution of concentration 60%.
The preparation method of modification bauxite in the step 1 and step 2 is:
Take natural modified bauxite to be crushed and cross 200 mesh sieves, add the water of modified 20 times of amounts of bauxite, stirring, which is formed, to suspend Mud, the ultrasound 15min under Ultrasonic Conditions takes upper suspension centrifugal treating in 2500 turns/min centrifuge 7min, vacuum filtration is obtained.
The pressure size of the lamination is 800N.
Embodiment 3
A kind of preparation method of dust protection solar cell, comprises the following steps:
Step 1:Flaggy before solar cell is made, is heated after TFE copolymer particle and modified bauxite are well mixed 40min, and 15min is stirred, on mixture solution top layer, uniformly paving spills nano titanium oxide during stirring, until surface Bedding is uniform, and finally lamination is drawn into flaggy before film is made;
Step 2:Solar cell metaplax layer is made, polyethylene terephthalate particle and modified bauxite are well mixed After heat, temperature be 300 DEG C, stir 25min, during stirring mixture solution top layer uniformly paving spill nanometer titanium dioxide Titanium, until surface bedding is uniform, finally lamination is drawn into flaggy before film is made;
Step 3:General assembly solar cell, stacks fixation, so from top to bottom successively by metaplax layer, solar battery sheet and preceding flaggy It is laminated afterwards, finally obtains dust protection solar cell.
Heating-up temperature in the step 1 is 480 DEG C.
Foreboard thickness degree is 1.5mm in the step 1.
Metaplax layer thickness is 2.5mm in the step 2.
The processing method of solar battery sheet in the step 3, will to be detected first to the silicon chip for needing to process Silicon chip is put into progress surface wool manufacturing processing in alkaline solution, then the silicon chip that making herbs into wool is treated is put into salpeter solution and carved Erosion, finally cleaning is put into agglomerating plant sinters 3h with 850 DEG C of temperature, obtains solar battery sheet.
The alkaline solution is the sodium hydroxide solution of concentration 75%.
The preparation method of modification bauxite in the step 1 and step 2 is:
Take natural modified bauxite to be crushed and cross 200 mesh sieves, add the water of modified 20 times of amounts of bauxite, stirring, which is formed, to suspend Mud, the ultrasound 20min under Ultrasonic Conditions takes upper suspension centrifugal treating in 3000 turns/min centrifuge 10min, vacuum filtration is obtained.
The pressure size of the lamination is 1000N.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.

Claims (8)

1. a kind of preparation method of dust protection solar cell, it is characterised in that comprise the following steps:
Step 1:Flaggy before solar cell is made, is heated after TFE copolymer particle and modified bauxite are well mixed 20 ~ 40min, and 3 ~ 15min is stirred, on mixture solution top layer, uniformly paving spills nano titanium oxide during stirring, directly Uniform to surface bedding, finally lamination is drawn into flaggy before film is made;
Step 2:Solar cell metaplax layer is made, polyethylene terephthalate particle and modified bauxite are well mixed After heat, temperature be 200 ~ 300 DEG C, stir 5 ~ 25min, during stirring mixture solution top layer uniformly paving spill nanometer Titanium dioxide, until surface bedding is uniform, finally lamination is drawn into flaggy before film is made;
Step 3:General assembly solar cell, stacks fixation, so from top to bottom successively by metaplax layer, solar battery sheet and preceding flaggy It is laminated afterwards, finally obtains dust protection solar cell.
2. a kind of preparation method of dust protection solar cell according to claim 1, it is characterised in that the step 1 In heating-up temperature be 300 ~ 480 DEG C.
3. a kind of preparation method of dust protection solar cell according to claim 1, it is characterised in that the step 1 Middle foreboard thickness degree is 0.1 ~ 1.5mm.
4. a kind of preparation method of dust protection solar cell according to claim 1, it is characterised in that the step 2 Middle metaplax layer thickness is 0.3 ~ 2.5mm.
5. a kind of preparation method of dust protection solar cell according to claim 1, it is characterised in that the step 3 In solar battery sheet processing method for first to need process silicon chip detect, silicon chip is put into alkaline solution Surface wool manufacturing processing is carried out, then the silicon chip that making herbs into wool is treated is put into salpeter solution and performed etching, finally cleaning is put into sintering 1 ~ 3h is sintered with 700 ~ 850 DEG C of temperature in equipment, solar battery sheet is obtained.
6. the preparation method of a kind of dust protection solar cell according to claim 5, it is characterised in that the alkalescence is molten Liquid is the sodium hydroxide solution of concentration 50 ~ 75%.
7. a kind of preparation method of dust protection solar cell according to claim 1, it is characterised in that the step 1 Preparation method with the modification bauxite in step 2 is:
Take natural modified bauxite to be crushed and cross 200 mesh sieves, add the water of modified 20 times of amounts of bauxite, stirring, which is formed, to suspend Mud, 10 ~ 20min of ultrasound under Ultrasonic Conditions, takes upper suspension to be centrifuged in 2000 ~ 3000 turns/min centrifuge 5 ~ 10min is handled, vacuum filtration is obtained.
8. the preparation method of a kind of dust protection solar cell according to claim 1, it is characterised in that the lamination Pressure size is 600 ~ 1000N.
CN201710475345.6A 2017-06-21 2017-06-21 A kind of preparation method of dust protection solar cell Pending CN107180885A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103627227A (en) * 2013-11-27 2014-03-12 天津市职业大学 Solar glass self-cleaning antireflection paint and production method thereof
CN104403558A (en) * 2014-11-14 2015-03-11 无锡中洁能源技术有限公司 Preparation method for solar-energy selectively-adsorbing paint with self cleaning function
CN105244397A (en) * 2015-09-14 2016-01-13 常德汉能薄膜太阳能科技有限公司 Anti-haze solar cell and preparation method thereof
CN106492774A (en) * 2016-12-02 2017-03-15 陕西环珂生物科技有限公司 A kind of preparation method of glass-loaded nano-photo catalytic film

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103627227A (en) * 2013-11-27 2014-03-12 天津市职业大学 Solar glass self-cleaning antireflection paint and production method thereof
CN104403558A (en) * 2014-11-14 2015-03-11 无锡中洁能源技术有限公司 Preparation method for solar-energy selectively-adsorbing paint with self cleaning function
CN105244397A (en) * 2015-09-14 2016-01-13 常德汉能薄膜太阳能科技有限公司 Anti-haze solar cell and preparation method thereof
CN106492774A (en) * 2016-12-02 2017-03-15 陕西环珂生物科技有限公司 A kind of preparation method of glass-loaded nano-photo catalytic film

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Application publication date: 20170919

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