CN110571162A - device for simulating solar cell illumination heat attenuation and method for detecting attenuation - Google Patents
device for simulating solar cell illumination heat attenuation and method for detecting attenuation Download PDFInfo
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- CN110571162A CN110571162A CN201910868740.XA CN201910868740A CN110571162A CN 110571162 A CN110571162 A CN 110571162A CN 201910868740 A CN201910868740 A CN 201910868740A CN 110571162 A CN110571162 A CN 110571162A
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- 238000005286 illumination Methods 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 59
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000004088 simulation Methods 0.000 claims abstract description 4
- 239000000523 sample Substances 0.000 claims description 16
- 239000004744 fabric Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 abstract description 6
- 238000004364 calculation method Methods 0.000 abstract description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67098—Apparatus for thermal treatment
- H01L21/67115—Apparatus for thermal treatment mainly by radiation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67253—Process monitoring, e.g. flow or thickness monitoring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/20—Sequence of activities consisting of a plurality of measurements, corrections, marking or sorting steps
- H01L22/24—Optical enhancement of defects or not directly visible states, e.g. selective electrolytic deposition, bubbles in liquids, light emission, colour change
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor 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
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The device of simulation solar wafer illumination thermal decay includes: the solar cell heating device comprises an infrared heating lamp tube, sunlight is simulated above the solar cell through the infrared heating lamp tube, the lower heater is arranged below the solar cell to enable the solar cell to be uniformly heated, the temperature of the solar cell is controlled through the temperature control system, the technical problems that the upper surface and the lower surface of the solar cell are simultaneously heated, the heating temperature is accurately controlled, and illumination is provided above the solar cell are solved; the method for detecting the attenuation by using the device comprises the steps of initial value detection, simulated illumination heat attenuation, cooling and final detection and attenuation calculation, and is simple and easy to use, high in accuracy and strong in reproducibility.
Description
Technical Field
the invention relates to the field of solar cell manufacturing, in particular to a device for simulating solar cell illumination and heat attenuation and a method for detecting attenuation.
background
In the production process of the solar cell at present, the problem that the solar cell is thermally attenuated after being illuminated exists, the photoelectric conversion efficiency of the solar cell is seriously influenced, the carrier injection process is generally adopted in the industry to solve the problem, the attenuation quantity of the illumination thermal attenuation of the solar cell is an important reference index of the carrier injection process, the attenuation quantities of the illumination thermal attenuation of the solar cell manufactured by different processes and different raw materials are different, sunlight needs to be simulated to illuminate the solar cell to detect the attenuation quantity of the thermal attenuation of the solar cell, the conventional simulation equipment mainly utilizes a light source to be matched with a simple support platform, the platform cannot be heated, the upper surface and the lower surface of the solar cell are easily heated unevenly, the temperature fluctuation of the solar cell is large, the detected attenuation quantity is incorrect, and the demand for the solar cell which can simultaneously heat the upper surface and the lower surface of the solar cell is high, the device for simulating the light and heat attenuation of the solar cell and the method for detecting the attenuation amount can accurately control the heating temperature and provide light above the solar cell.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a device for simulating the illumination thermal attenuation of a solar cell and a method for detecting the attenuation, wherein the device can heat the upper surface and the lower surface of the solar cell simultaneously, accurately control the heating temperature and provide illumination above the solar cell.
in order to achieve the above object, the present invention adopts a technical solution in which a device for simulating solar cell illumination thermal attenuation comprises:
a chassis;
The lower heater is used for placing the solar cell and is arranged on the chassis;
The fixed bracket is connected to the chassis and extends upwards;
the illumination heating device is arranged on the fixed support and is positioned above the lower heater;
The device for simulating the illumination heat attenuation of the solar cell further comprises a temperature control system, the temperature control system comprises a probe for detecting the temperature of the solar cell, and the temperature control system controls the heating amount of the illumination heating device and the lower heater according to the temperature value detected by the probe;
the illumination heating device comprises an infrared heating lamp tube.
Preferably, the light emitted by the infrared heating lamp tube is opposite to the upper surface of the solar cell.
Further preferably, the infrared heating lamp tube is coiled into a shape similar to the solar cell, and the projection of the edge of the infrared heating lamp tube on the plane where the solar cell is located in an area outside the solar cell.
preferably, the probe is a non-contact probe.
Preferably, a high-temperature-resistant insulating cloth is arranged between the lower heater and the solar cell.
preferably, a heating resistor is arranged in the lower heater, and a horizontal adjusting device is arranged between the lower heater and the chassis.
further preferably, the horizontal adjusting device is an adjusting bolt located around the lower heater.
Preferably, the device for simulating the illumination heat attenuation of the solar cell is covered with a light shield for shielding ambient light.
in order to achieve the above object, the present invention adopts a method for detecting an attenuation amount according to any one of the above devices for simulating solar cell light-heat attenuation, comprising the steps of:
A. detecting initial electrical property data of the solar cell piece when the temperature of the solar cell piece is 25 +/-0.2 ℃;
B. Placing the solar cell slice in the step A on the lower heater;
C. controlling the heating value of the illumination heating device and the lower heater through a temperature control system, controlling the temperature of the solar cell pieces to be 240 +/-10 ℃, standing for 20s and then taking out;
D. C, when the temperature of the solar cell piece taken out in the step C is cooled to 25 +/-0.2 ℃, and the final electrical property data of the solar cell piece are detected;
E. and D, subtracting the initial electrical property data in the step A from the final electrical property data in the step D to obtain the illumination attenuation of the solar cell.
Preferably, the cooling manner in the step D is normal temperature cooling.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
The solar cell simulation system has the advantages that sunlight is simulated above the solar cell through the infrared heating lamp tube, the lower heater is arranged below the solar cell, so that the solar cell is uniformly heated, the temperature of the solar cell is controlled through the temperature control system, and the technical problems that the upper surface and the lower surface of the solar cell are simultaneously heated, the heating temperature is accurately controlled, and illumination is provided above the solar cell are solved; the method for detecting the attenuation by using the device comprises the steps of initial value detection, simulated illumination heat attenuation, cooling and final detection and attenuation calculation, and is simple and easy to use, high in accuracy and strong in reproducibility.
drawings
Fig. 1 is a front view of the apparatus for simulating the light heat decay of a solar cell according to the present invention, in which a light heating apparatus and a lower heater are partially cut away.
FIG. 2 is a schematic view of an infrared heating lamp according to the present invention.
Wherein: 100. a chassis; 200. a lower heater; 201. a heating resistor; 202. a leveling device; 300. fixing a bracket; 400. an illumination heating device; 401. infrared heating lamp tube; 500. a temperature control system; 501. a probe; 600. high-temperature-resistant insulating cloth; 700. provided is a solar cell.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
The up and down directions described in the present invention refer to the up and down directions in fig. 1.
As shown in fig. 1-2, the device for simulating solar cell illumination thermal decay provided by the invention comprises: the solar cell module comprises a chassis 100, a lower heater 200, a fixing bracket 300, an illumination heating device 400, a temperature control system 500, a high temperature resistant insulating cloth 600 and a light shield (not shown in the figure), wherein the lower heater 200 is arranged on the chassis 100, the upper surface of the lower heater 200 is used for placing a solar cell 700, the high temperature resistant insulating cloth 600 is arranged between the upper surface of the lower heater 200 and the solar cell 700, the high temperature resistant insulating cloth 600 is used for keeping the insulation and the light shielding performance between the upper surface of the lower heater 200 and the lower surface of the solar cell 700, so that the solar cell 700 is prevented from being interfered by light rays from the lower part of the high temperature resistant insulating cloth when the simulated illumination heat is attenuated, the electrical performance of the solar cell 700 is also prevented from being changed by being conducted with the lower heater 200, a heating resistor 201 is arranged in the lower heater 200, and the heating resistor 201 is used for heating the lower surface of the solar cell, the chassis 100 is connected with a fixing support 300 extending upwards, the fixing support 300 is used for fixing the illumination heating device 400 above the lower heater 200, the relative angle between the illumination heating device 400 and the fixing support 300 can be adjusted, so as to adjust the illumination heating device 400 to be horizontal, the light emitted by the infrared heating lamp tube 401 in the illumination heating device 400 faces towards the right lower part and is just opposite to the upper surface of the solar cell piece 700, no blocking exists between the infrared heating lamp tube 401 and the solar cell piece 600, in order to improve the illumination intensity of the infrared heating lamp tube 401 on the upper surface of the solar cell piece 600, a lens can be arranged below the infrared heating lamp tube 401, in order to improve the illumination uniformity and consistency of the infrared heating lamp tube 401 on the upper surface of the solar cell piece 600, a reflecting device such as a reflecting plate can be arranged above the infrared heating lamp tube 401, in the embodiment, the infrared heating lamp tubes 401 are coiled into a rectangle, similar to the shape of the rectangular solar cell piece 700, when the edges of the infrared heating lamp tubes 401 are projected downwards on the plane of the solar cell piece 700, the projection of the solar cell panel is located in the region outside the solar cell panel 700, the heating resistor 201 is arranged in the lower heater 200, the horizontal adjusting device 202 is arranged between the lower heater 201 and the chassis 100, in the present embodiment, the horizontal adjusting means 202 is an adjusting bolt located around the lower heater 200, since the upper and lower surfaces of the solar cell 700 are not necessarily parallel, in some cases, to ensure that the light emitted from the infrared heating lamp 401 is directly opposite to the upper surface of the solar cell sheet 700, the angle of the solar cell 700 can be adjusted through the adjusting bolt, so that the upper surface of the solar cell is perpendicular to the light emitted by the infrared heating lamp tube 401, and the accuracy of simulating the illumination heat attenuation is ensured.
As shown in fig. 1, the apparatus for simulating solar cell illumination thermal decay provided by the present invention further includes a temperature control system 500, which comprises a probe 501 for detecting the temperature of a solar cell 700, wherein the probe 501 is connected on a fixed bracket 300 through a bracket, the probe 501 is a non-contact infrared probe, which is aligned with the upper surface of the solar cell sheet 700, in order to ensure the authenticity of the temperature detected by the probe 501, a plurality of probes 501 may be provided to be respectively aligned with different positions on the upper surface of the solar cell 700, preferably positions near four corners, the temperature control system 500 controls the heat generation amount of the infrared heating lamp tube 401 in the illumination heating apparatus 400 and the heating resistor 201 in the lower heater 200 according to the temperature value detected by the probes 501, in order to avoid the interference caused by ambient light when using the device, the device is covered with a light shield (not shown).
The method for detecting the attenuation amount by using the device comprises the following steps:
A. detecting initial electrical property data of the solar cell piece when the temperature of the solar cell piece is 25 +/-0.2 ℃;
B. Placing the solar cell in the step a on the lower heater 200;
C. Controlling the heating value of the illumination heating device 400 and the lower heater 200 by the temperature control system 500, controlling the temperature of the solar cell 700 to be 240 +/-10 ℃, standing for 20s and taking out;
D. c, when the temperature of the solar cell piece taken out in the step C is cooled to 25 +/-0.2 ℃, and the final electrical property data of the solar cell piece are detected;
E. and D, subtracting the initial electrical property data in the step A from the final electrical property data in the step D to obtain the illumination attenuation of the solar cell.
by performing temperature control in the steps A and D, the difference between the initial detection data and the final detection data of the solar cell is ensured to be caused only by the light heat attenuation in the step C, the temperature tolerance range and the time characteristic of 20s in the step C ensure the reproducibility of the measured attenuation value, and the accuracy and the reliability of the detected attenuation value are improved.
And the cooling mode in the step D is normal-temperature cooling, is simple and easy to implement, does not need additional equipment, and saves the fund.
the above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the invention, and not to limit the scope of the invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The device of simulation solar wafer illumination thermal decay includes:
A chassis;
The lower heater is used for placing the solar cell and is arranged on the chassis;
The fixed bracket is connected to the chassis and extends upwards;
the illumination heating device is arranged on the fixed support and is positioned above the lower heater;
The method is characterized in that:
the device for simulating the illumination heat attenuation of the solar cell further comprises a temperature control system, the temperature control system comprises a probe for detecting the temperature of the solar cell, and the temperature control system controls the heating amount of the illumination heating device and the lower heater according to the temperature value detected by the probe;
the illumination heating device comprises an infrared heating lamp tube.
2. The device for simulating solar cell plate illumination heat attenuation according to claim 1, wherein: the light rays emitted by the infrared heating lamp tube are opposite to the upper surface of the solar cell.
3. the device for simulating solar cell plate illumination heat attenuation according to claim 2, is characterized in that: the infrared heating lamp tube coil is in a shape similar to the solar cell piece, and the projection of the edge of the infrared heating lamp tube on the plane where the solar cell piece is located in an area outside the solar cell piece.
4. The device for simulating solar cell plate illumination heat attenuation according to claim 1, wherein: the probe is a non-contact probe.
5. The device for simulating solar cell plate illumination heat attenuation according to claim 1, wherein: and high-temperature-resistant insulating cloth is arranged between the lower heater and the solar cell.
6. the device for simulating solar cell plate illumination heat attenuation according to claim 1, wherein: the lower heater is internally provided with a heating resistor, and a horizontal adjusting device is arranged between the lower heater and the chassis.
7. the device for simulating solar cell plate illumination heat attenuation according to claim 6, wherein: the horizontal adjusting device is an adjusting bolt positioned on the periphery of the lower heater.
8. The device for simulating solar cell plate illumination heat attenuation according to claim 1, wherein: the device for simulating the illumination and heat attenuation of the solar cell is covered with a light shield for shielding ambient light.
9. The method for detecting the attenuation amount of the device for simulating solar cell illumination heat attenuation according to the claims 1-8 comprises the following steps:
A. Detecting initial electrical property data of the solar cell piece when the temperature of the solar cell piece is 25 +/-0.2 ℃;
B. Placing the solar cell slice in the step A on the lower heater;
C. controlling the heating value of the illumination heating device and the lower heater through a temperature control system, controlling the temperature of the solar cell pieces to be 240 +/-10 ℃, standing for 20s and then taking out;
D. C, when the temperature of the solar cell piece taken out in the step C is cooled to 25 +/-0.2 ℃, and the final electrical property data of the solar cell piece are detected;
E. And D, subtracting the initial electrical property data in the step A from the final electrical property data in the step D to obtain the illumination attenuation of the solar cell.
10. The method of detecting an attenuation amount according to claim 9, wherein: and D, cooling at normal temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910868740.XA CN110571162B (en) | 2019-09-16 | 2019-09-16 | Device for simulating solar cell illumination heat attenuation and method for detecting attenuation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910868740.XA CN110571162B (en) | 2019-09-16 | 2019-09-16 | Device for simulating solar cell illumination heat attenuation and method for detecting attenuation |
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| CN110571162A true CN110571162A (en) | 2019-12-13 |
| CN110571162B CN110571162B (en) | 2024-04-05 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113848232A (en) * | 2021-08-16 | 2021-12-28 | 江苏凯伦建材股份有限公司 | Device and method for detecting power generation efficiency or indoor energy conservation of solar panel by waterproof material |
| CN114912066A (en) * | 2022-07-19 | 2022-08-16 | 南京知研科技有限公司 | Data processing method suitable for organic solar cell |
| CN117790639A (en) * | 2024-02-05 | 2024-03-29 | 意诚新能(苏州)科技有限公司 | Pretreatment device for improving photo-thermal attenuation characteristic of solar cell |
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2019
- 2019-09-16 CN CN201910868740.XA patent/CN110571162B/en active Active
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113848232A (en) * | 2021-08-16 | 2021-12-28 | 江苏凯伦建材股份有限公司 | Device and method for detecting power generation efficiency or indoor energy conservation of solar panel by waterproof material |
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| CN114912066A (en) * | 2022-07-19 | 2022-08-16 | 南京知研科技有限公司 | Data processing method suitable for organic solar cell |
| CN114912066B (en) * | 2022-07-19 | 2022-09-27 | 南京知研科技有限公司 | Data processing method suitable for organic solar cell |
| CN117790639A (en) * | 2024-02-05 | 2024-03-29 | 意诚新能(苏州)科技有限公司 | Pretreatment device for improving photo-thermal attenuation characteristic of solar cell |
| CN117790639B (en) * | 2024-02-05 | 2024-05-17 | 意诚新能(苏州)科技有限公司 | Pretreatment device for improving photo-thermal attenuation characteristic of solar cell |
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