CN202275138U - Temperature changeable solar energy cell I-V characteristic testing arrangement - Google Patents
Temperature changeable solar energy cell I-V characteristic testing arrangement Download PDFInfo
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- CN202275138U CN202275138U CN2011202391957U CN201120239195U CN202275138U CN 202275138 U CN202275138 U CN 202275138U CN 2011202391957 U CN2011202391957 U CN 2011202391957U CN 201120239195 U CN201120239195 U CN 201120239195U CN 202275138 U CN202275138 U CN 202275138U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
Disclosed is a temperature changeable solar energy cell I-V characteristic testing arrangement, comprising a heat source cavity, an I-V characteristic testing system arranged above the heat source cavity, a hot water system and a cold water system which, connected with the heat source cavity, are used for adjusting the temperature of the liquid inside the heat source cavity, and a temperature detection and feedback control system which controls the operation of the hot water system and the cold water system according to the temperature of the solar energy cell needed to be measured to achieve the desired cavity temperature. The temperature changeable solar energy cell I-V characteristic testing arrangement can test the I-V characteristics of the solar energy cell at different temperatures.
Description
Technical field
The utility model relates to technical field of solar batteries, particularly a kind of variable temperature solar cell I-V characteristic proving installation.
Background technology
Solar cell comprises types such as monocrystalline silicon, polysilicon, film, and they all utilize semi-conductive photovoltaic effect generating, and its power generation performance inevitably receives the PN junction Influence of Temperature.The PN junction temperature is to the influence of solar cell, and key reaction changes with variation of temperature in parameters such as the open-circuit voltage V of solar cell, short-circuit current I, peak powers.
Conventional I-V characteristic test is generally in standard conditions: AM1.5, room temperature condition is tested.I-V test can obtain parameters such as the open-circuit voltage, short-circuit current, peak power of solar cell.For obtaining the temperature variant coefficient of solar cell parameter, need under different temperatures, carry out the I-V characteristic test to solar cell.
The utility model content
The purpose of the utility model is to provide a kind of variable temperature solar cell I-V characteristic proving installation, can under different temperatures, test solar cell I-V characteristic.
The variable temperature solar cell I-V characteristic proving installation of the utility model comprises: the thermal source cavity; Above the thermal source cavity, has the I-V test macro; With hot-water heating system and the chilled water system that said thermal source cavity links to each other, the temperature that is used to regulate thermal source inside cavity liquid; And temperature detection and feedback control system, according to the solar cell temperature of required measurement, control hot-water heating system and chilled water system work are to reach the cavity temperature of expectation.
Said thermal source inside cavity full of liquid passes warm medium.
Said liquid passes warm medium and comprises water or oil.
Said I-V test macro comprises light-source system and the data acquisition system (DAS) that is attached thereto.
Said thermal source cavity other 5 masks except that upper surface have thermal-insulation coat.
Said thermal source cavity is controlled water heating system or water cooling system respectively to the water cycle in the cube thermal source cavity through valve.
Said light source irradiated area is more than or equal to the area of tested solar cell.
Said thermal source cavity upper surface area is more than or equal to the area of tested solar cell.
Said water heating has water-circulating pump respectively with water cooling system and is connected with the thermal source cavity.
Said temperature is surveyed and feedback control system has infrared thermometer measurement cell panel temperature.
Description of drawings
The more specifically explanation of the preferred embodiment through the utility model shown in the accompanying drawing, above-mentioned and other purpose, characteristic and the advantage of the utility model will be more clear.Reference numeral identical in whole accompanying drawings is indicated identical part.Painstakingly do not draw accompanying drawing in proportion, focus on illustrating the purport of the utility model.
Fig. 1 is the variable temperature solar cell I-V characteristic proving installation synoptic diagram according to the utility model embodiment.
Said diagrammatic sketch is an illustrative and nonrestrictive, can not excessively limit the protection domain of the utility model at this.
Embodiment
For above-mentioned purpose, the feature and advantage that make the utility model can be more obviously understandable, the embodiment of the utility model is done detailed explanation below in conjunction with accompanying drawing.A lot of details have been set forth in the following description so that make much of the utility model.But the utility model can be implemented much to be different from alternate manner described here, and those skilled in the art can do similar popularization under the situation of the utility model intension.Therefore the utility model does not receive the restriction of following disclosed practical implementation.
Fig. 1 is the variable temperature solar cell I-V characteristic proving installation synoptic diagram according to the utility model embodiment.As shown in Figure 1, comprise that according to the variable temperature solar cell I-V characteristic proving installation of the utility model embodiment inner full of liquid passes the thermal source cavity 30 of warm medium; Above the thermal source cavity 30 be the I-V test macro that comprises the polishing light source, it comprises light-source system and the data acquisition system (DAS) that is attached thereto; What link to each other with above-mentioned thermal source cavity 30 also comprises hot-water heating system and chilled water system, the temperature that is used to regulate thermal source cavity 30 internal liquids; And temperature detection and feedback control system, according to solar cell 40 temperature of required measurement, control hot-water heating system and chilled water system work are to reach desired temperatures.
The embodiment of the utility model utilizes water to be medium, and medium is full of whole thermal source cavity 30.Evenly heat for thermal source cavity 30 upper surfaces through the aqueous medium that circulates, thermal source cavity 30 upper surfaces evenly heat for the solar cell 40 that is close to sample stage 10 surfaces.Aqueous mediums in the thermal source cavity 30 are provided by external heat source, required when room temperature to 100 ℃ the aqueous medium temperature provide by water heating system; Temperature requiredly provide by water cooling system 3 ℃ of temperature of aqueous medium during to room temperature.For widening range of temperature, also can adopt oil to be used as heat transfer medium, temperature regulating range is a foundation with the performance of oil.
Design temperature in feedback control loop, by infrared test measurement device solar cell 40 sensitive surface probe temperatures, and the duty of feedback regulation water heating system or water cooling system.When arriving design temperature, system prompt then carries out the I-V characteristic test, and I-V test light intensity condition is AM1.5.To solar cell 40 continuous coverages 21 times (or other measurement number of times that are used to add up), set another temperature spot at design temperature point afterwards again, when arriving design temperature, test.Repeat this step, the I-V characteristic test of each required temperature spot is finished.Data are handled, obtained the temperature variant coefficient of solar cell 40 parameters.
In a preferred embodiment, cube thermal source cavity 30 is except that upper surface, and other 5 faces also have in order to guarantee the thermal-insulation coat 20 of temperature homogeneity and better heat utilization.
In the above-described embodiments, cube thermal source cavity 30 is controlled water heating system or water cooling system respectively to the water cycle in the cube thermal source cavity 30 through four valves.Four valves are divided into two groups, one group of water turnover thermal source cavity 30 that is used for controlling water heating system, and another group is used for controlling the water turnover thermal source cavity 30 of water cooling system.Water heating system heats water with heating, and the heating power selection is selected according to the volume of cube thermal source cavity 30 and the designing requirement of heating rate.Water cooling system can be used existing on the market mature technology cooling-water machine, and the cooling-water machine power selection is selected according to the volume of cube thermal source cavity 30 and the designing requirement of temperature fall off rate.The water heating has a water-circulating pump to be connected with thermal source cavity 30 respectively with water cooling system, to guarantee the available heat conduction of aqueous medium to thermal source cavity 30, reaches the homogeneity of each regional water temperature in the thermal source cavity 30.
The inner liquid of thermal source cavity 30 pass warm medium and except water, can also be replaced by oil, adopt corresponding heating system and refrigeration system, can realize that probe temperature more regulating in the wide region, and thermoregulator scope is a foundation with the performance of oil.Temperature test and feedback control system can adopt contact or contactless thermometric mode, preferably adopt infrared thermometer, come optionally to control water heating and water cooling system according to design temperature.Temperature regulating range is closed water inlet and flowing water Valve that thermal source cavity 30 is connected with water cooling system when room temperature to 100 ℃; Open water inlet and flowing water Valve that thermal source cavity 30 is connected with water heating system.Temperature regulating range is closed water inlet and flowing water Valve that thermal source cavity 30 is connected with water heating system at 3 ℃ during to room temperature; Open water inlet and flowing water Valve that thermal source cavity 30 is connected with water cooling system.The Temperature Feedback control system that has infrared test can be according to the unlatching or the closed condition of the next automatic selector valve door of design temperature.The Temperature Feedback control system that has infrared test also can be come the manually unlatching or the closed condition of selection valve according to design temperature.
In the above-described embodiments, last polishing light source irradiated area is the lowest limit to be not less than tested solar cell 40 areas.The material of cube thermal source cavity 30 can be that heat transfer property is good, is prone to machine-shaping, and intensity is enough carried any material of the pressure of water, like copper coin, Al alloy sheets, corrosion resistant plate or the like.This cube upper surface area is a minimum to be not less than tested solar cell 40 areas.
The above only is the preferred embodiment of the utility model, is not the utility model is done any pro forma restriction.Any those of ordinary skill in the art; Do not breaking away under the utility model technical scheme scope situation; All the method for above-mentioned announcement capable of using and technology contents are made many possible changes and modification to the utility model technical scheme, or are revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from the utility model technical scheme, all still belongs in the protection domain of the utility model technical scheme any simple modification, equivalent variations and modification that above embodiment did according to the technical spirit of the utility model.
Claims (10)
1. a variable temperature solar cell I-V characteristic proving installation is characterized in that comprising: the thermal source cavity; Above the thermal source cavity, has the I-V test macro; With hot-water heating system and the chilled water system that said thermal source cavity links to each other, the temperature that is used to regulate thermal source inside cavity liquid; And temperature detection and feedback control system, according to the solar cell temperature of required measurement, control hot-water heating system and chilled water system work are to reach the cavity temperature of expectation.
2. device according to claim 1 is characterized in that: said thermal source inside cavity full of liquid passes warm medium.
3. device according to claim 2 is characterized in that: said liquid passes warm medium and comprises water or oil.
4. device according to claim 1 is characterized in that: said I-V test macro comprises light-source system and the data acquisition system (DAS) that is attached thereto.
5. according to claim 2 or 3 described devices, it is characterized in that: said thermal source cavity other 5 masks except that upper surface have thermal-insulation coat.
6. device according to claim 1 is characterized in that: said thermal source cavity is controlled water heating system or water cooling system respectively to the water cycle in the cube thermal source cavity through valve.
7. device according to claim 4 is characterized in that: said light source irradiated area is more than or equal to the area of tested solar cell.
8. device according to claim 1 is characterized in that: said thermal source cavity upper surface area is more than or equal to the area of tested solar cell.
9. device according to claim 6 is characterized in that: said water heating has water-circulating pump respectively with water cooling system and is connected with the thermal source cavity.
10. device according to claim 1 is characterized in that: said temperature is surveyed and feedback control system has infrared thermometer measurement cell panel temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202391957U CN202275138U (en) | 2011-07-08 | 2011-07-08 | Temperature changeable solar energy cell I-V characteristic testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202391957U CN202275138U (en) | 2011-07-08 | 2011-07-08 | Temperature changeable solar energy cell I-V characteristic testing arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN202275138U true CN202275138U (en) | 2012-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011202391957U Expired - Lifetime CN202275138U (en) | 2011-07-08 | 2011-07-08 | Temperature changeable solar energy cell I-V characteristic testing arrangement |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868844A (en) * | 2015-05-22 | 2015-08-26 | 徐州工程学院 | Solar-cell high and low temperature photovoltaic characteristic test experiment table |
| CN109490781A (en) * | 2018-11-13 | 2019-03-19 | 中山瑞科新能源有限公司 | A kind of method for rapidly testing for CdTe solar battery stable electrical parameter |
-
2011
- 2011-07-08 CN CN2011202391957U patent/CN202275138U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868844A (en) * | 2015-05-22 | 2015-08-26 | 徐州工程学院 | Solar-cell high and low temperature photovoltaic characteristic test experiment table |
| CN109490781A (en) * | 2018-11-13 | 2019-03-19 | 中山瑞科新能源有限公司 | A kind of method for rapidly testing for CdTe solar battery stable electrical parameter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171025 Address after: 362000, 1303 Jiangnan high tech park, South Ring Road, Licheng District, Fujian, Quanzhou Patentee after: Fujian Golden Sun Solar Technic Co., Ltd. Address before: 362000 Jiangnan hi tech Zone, No. 1303 South Ring Road, Licheng District, Quanzhou, Fujian Patentee before: Quanzhou City Botai Semiconductor Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120613 |
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| CX01 | Expiry of patent term |