CN201514316U - Solar Cell Spectral Response Test Instrument - Google Patents
Solar Cell Spectral Response Test Instrument Download PDFInfo
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- CN201514316U CN201514316U CN200920171239XU CN200920171239U CN201514316U CN 201514316 U CN201514316 U CN 201514316U CN 200920171239X U CN200920171239X U CN 200920171239XU CN 200920171239 U CN200920171239 U CN 200920171239U CN 201514316 U CN201514316 U CN 201514316U
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- integrating sphere
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- 238000012360 testing method Methods 0.000 title claims abstract description 37
- 230000003595 spectral effect Effects 0.000 title claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 17
- 230000005284 excitation Effects 0.000 claims abstract description 16
- 238000005259 measurement Methods 0.000 claims description 15
- 239000000835 fiber Substances 0.000 claims description 13
- 238000012216 screening Methods 0.000 claims description 10
- 230000010354 integration Effects 0.000 claims description 7
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 150000002367 halogens Chemical class 0.000 claims description 6
- 238000000985 reflectance spectrum Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 25
- 238000013461 design Methods 0.000 abstract description 2
- 238000007405 data analysis Methods 0.000 abstract 2
- 230000003321 amplification Effects 0.000 abstract 1
- 238000003199 nucleic acid amplification method Methods 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 43
- 238000005516 engineering process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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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
本实用新型所述的太阳电池光谱响应测试仪器，包括单色激发光单元，在单色激发光单元的滤波片一侧设置有积分球样品台单元，该积分球样品台单元通过光纤束连接有偏置光源单元，所述单色激发光单元通过电缆与电子信号放大处理单元和数据解析处理单元连接，所述偏置光源单元通过电缆与数据解析处理单元连接。该仪器一体化设计，采用积分球和样品固定台，可实现在太阳电池样品的同一位置测定其外量子转换效率和表面反射光的效率，消除了样品测试位置产生的误差，提高电池内量子转换效率结果的准确度、重现性；另外此装置简单、故障率低、使用方便。本测试仪器还可与伏安测试仪表结合，可测试小面积电池样品的光电转换效率。
The solar battery spectral response testing instrument described in the utility model includes a monochromatic excitation light unit, an integrating sphere sample stage unit is arranged on the filter side of the monochromatic excitation light unit, and the integrating sphere sample stage unit is connected to a A bias light source unit, the monochromatic excitation light unit is connected to the electronic signal amplification processing unit and the data analysis processing unit through a cable, and the bias light source unit is connected to the data analysis processing unit through a cable. The integrated design of the instrument, using an integrating sphere and a sample fixing table, can measure the external quantum conversion efficiency and surface reflected light efficiency at the same position of the solar cell sample, eliminating the error caused by the sample test position and improving the quantum conversion inside the cell. The accuracy and reproducibility of efficiency results; in addition, the device is simple, has low failure rate and is easy to use. This test instrument can also be combined with a volt-ampere test instrument to test the photoelectric conversion efficiency of a small-area battery sample.
Description
Technical field
The utility model relates to photovoltaic, optics, microelectronics and machine applications technology, specifically, relates to the setting and the photosignal control device of solar cell sample determination position.
Background technology
The solar cell spectral response also is the conversion quantum efficiency curve of solar cell, it be measure solar cell under the radiation of visible light of each different wave length (color of light), transform light energy becomes the efficient of electric energy, it can show performance, quality, structure, manufacturing process variations and the quality of materials variation etc. of battery.The solar cell conversion quantum efficiency refers generally to outer conversion quantum efficiency, promptly comprises the catoptrical efficient of solar battery surface, and the catoptrical efficient of deduction solar battery surface can obtain conversion quantum efficiency in the solar cell from outer conversion quantum efficiency; Therefore the interior conversion quantum efficiency device of testing solar battery needs the outer conversion quantum efficiency of testing solar battery and increases the efficient that integrating sphere parts are surveyed its surface reflection, yet at present business-like this quasi-instrument all can not be measured the efficient of conversion quantum efficiency and its surface reflection it outside on the same point of battery sample, and the error of test result is normal above 100%.
The utility model content
The purpose of this utility model provides a kind of solar cell spectral response measurement instrument device that can improve test accuracy, precision and data reappearance etc.
Solar cell spectral response measurement instrument device described in the utility model, comprise monochromatic excitation light unit, filter plate one side in monochromatic excitation light unit is provided with integrating sphere sample stage unit, this integrating sphere sample stage unit is connected with the bias light source unit by fibre bundle, described monochromatic excitation light unit is connected with the data parsing processing unit with the electronic signal magnification processing by cable, and described bias light source unit is connected with the data parsing processing unit by cable.
Described integration sample stage unit is mounted in the hollow integrating sphere on integration ball-collecting rack and the specimen stand, hollow integrating sphere is provided with diaphragm, slit, relatively be provided with the specimen window with slit, its ball top is provided with the detector of test reflectance spectrum and has the catoptron of being controlled its position by pull bar in ball.
Below hollow integrating sphere, also be provided with standby specimen window.
The elasticity folder that has the fixing test sample on the described specimen stand.
On the specimen stand, also be provided with the standard cell stand.
Described bias light source unit comprises and is arranged in the screening housing, is installed in locating clip, condenser, collecting objective, halogen light source, arc reflective mirror and reflective mirror on the firm banking successively, the condenser of position-adjustable is installed on locating clip, described locating clip is connected with the fibre bundle that passes screening housing, and the other end of this fibre bundle is connected with the stationary fixture that imports in the integrating sphere.
In screening housing, also be provided with heating radiator.
Described electronic signal magnification processing comprises volt-ampere converter and coupled lock-in amplifier.
Described look exciting light unit, integrating sphere sample stage unit and bias light source unit are arranged in the instrument bulk shielding casing.
The bias light source of testing tool described in the utility model and integrating sphere sample fixed station can combine with the volt-ampere test instrumentation, can be used for testing the photoelectric transformation efficiency of small size solar cell sample (less than 15 * 15 square centimeters); This testing tool integrated design, adopt new-type integrating sphere and sample fixed station, the same position that can be implemented in the solar cell sample is measured the efficient of its outer conversion quantum efficiency and surface reflection, thereby can eliminate the error that the sample test position produces, improve accuracy, the reappearance of conversion quantum efficiency result in the battery; This device is simple in addition, failure rate is low, easy to use, and has expanded the range of application and the field of photovoltaic device measuring technology.
Description of drawings
Fig. 1 is the structural representation of solar cell spectral response measurement instrument device described in the utility model;
Fig. 2 is the integrating sphere sample stage side view of instrument shown in Figure 1;
Fig. 3 is the structural representation of the bias light source unit of instrument shown in Figure 1,
Fig. 4 is the test result figure of testing tool described in the utility model.
Wherein: 1 main light source, 2 choppers, 3 monochromators, 4 filter plates wheel, 5 integrating sphere sample stage unit, 6 bias light source unit, 7 solar cell samples, 8 standard cell sheets, 9 volt-amperes of converters, 10 monochromator controllers, 11 lock-in amplifiers, 12 computer systems, 13 instrument bulk shielding casings, 14 cables, 15 monochromatic excitation light unit emitted light beams, 16 diaphragms, 17 slits, 18 specimen windows, 19 catoptron pull bars, 20 test reflectance spectrum detectors, 21 specimen stands, 22 catoptrons, 23 standby specimen windows, 24 integration ball-collecting racks, 25 watts of Halogen lamp LEDs, 26 arc reflective mirrors, 27 circuit switchboards, 28 collecting objectives, 29 optical filters, 30 condensers, the positioning fixture of 31 light beam incident optical bundles, 32 fibre bundles, 33 fiber optic bundle light guide are gone into the stationary fixture in the integrating sphere, 34 bias light source each element firm banking and heating radiator, 35 miniwatt bias light source screening housings.
Embodiment
Referring to Fig. 1, solar cell spectral response measurement instrument device described in the utility model, comprise monochromatic excitation light unit, filter plate 4 one sides in monochromatic excitation light unit are provided with integrating sphere sample stage unit 5, this integrating sphere sample stage unit 5 is connected with bias light source unit 6 by fibre bundle 23, described monochromatic excitation light unit is connected with the data parsing processing unit with the electronic signal magnification processing by cable 14, and described bias light source unit 6 is connected with the data parsing processing unit by cable 14.
Described monochromatic excitation light unit comprises main light source 1, monochromator 3, and the chopper 2 that is connected with monochromator 3, filter plate 4 and monochromator controller 10, main light source 1 are arranged on a side of chopper 2.The light of main light source 1 behind chopper 2 and the filter plate 4, provides the interrupted monochromatic light of excited sample through monochromator 3.
Referring to Fig. 2, described integrating sphere sample stage unit receives the pulse homogeneous beam 15 that monochromatic excitation light unit sends, and makes monochromatic excitation light excited sample accurately and effectively, and the signal that produces of mensuration, collected specimens.This integration sample stage unit is installed in the hollow integrating sphere on integration ball-collecting rack 24 and the specimen stand 21, hollow integrating sphere is provided with diaphragm 16, slit 17, the ball relative with slit 17 is provided with specimen window 18, and its ball top is provided with the detector 20 of test reflectance spectrum and has catoptron 22 by pull bar 19 its positions of control in ball.
Below hollow integrating sphere, also be provided with standby specimen window 23, be convenient to test the sample of small size.
The elasticity folder (not shown) that has the fixing test sample on the described specimen stand 21.During test, sample is positioned at specimen window 18 places, and is fixed by the elasticity clamping.
On specimen stand 21, also be provided with the standard cell stand, so that place the standard cell that needs test.
Referring to Fig. 3, described bias light source unit 6 provides fill-in light, carries out under illumination condition when making sample test.This bias light source unit comprises and is arranged in the screening housing 35, is installed in locating clip 31, condenser 29, collecting objective 28, halogen light source 25, arc reflective mirror 26 and reflective mirror 26 on the firm banking 34 successively, the condenser 30 of position-adjustable is installed on locating clip 31, described locating clip 31 is connected with the fibre bundle 32 that passes screening housing, and the other end of this fibre bundle is connected with the stationary fixture 33 that imports in the integrating sphere.
Described halogen light source 25 can be 25 watts a Halogen lamp LED, the light that its light source sends is corrected into AM1.5 simulated solar irradiation spectrum by two condensers, 28,30 optically focused and optical filtering 29, then light beam is injected fibre bundle 32, imported integrating sphere by fibre bundle 32 other ends at last.
In order to reduce the temperature of bias light source unit, in screening housing 35, also be provided with heating radiator.
Described electronic signal magnification processing is that the signal Processing that will measure is amplified, and comprises volt-ampere converter 9 and coupled lock-in amplifier 11.
Described data parsing processing unit is that the data of measuring are calculated and resolved, and is made up of computer system 12.
Described look exciting light unit, integrating sphere sample stage unit 5 and bias light source unit 6 are arranged in the instrument bulk shielding casing.
The integrating sphere sample stage structure that the utility model provides is compared with common sample platform structure, and this structure can be measured the efficient of conversion quantum efficiency and surface reflection outside it at the same position of sample; In above-mentioned two efficiency tests, do not need the conversion sample position, therefore reduced the locational error of sample test.
The proving installation of setting up conversion quantum efficiency in the bias light source solar cell that the utility model provides, compare with the proving installation of conversion quantum efficiency in the common solar cell, the sample photosignal that the proving installation of conversion quantum efficiency is measured in this solar cell is enhanced, and has therefore improved accuracy, stability and the reappearance of test result.
When outside the testing solar battery during conversion quantum efficiency, tested solar cell sample is placed on the specimen stand 21, be connected with volt-ampere converter 9 by cable, the catoptron 22 that is positioned at integrating sphere by pull bar 19 be controlled at the integrating sphere center, the light beam adjusted through slit 16 and diaphragm 17 can directly shine on the sample by test window 18, the successively spectral response curve of test battery sample and the spectral response curve of standard cell, available computers parses the outer conversion quantum efficiency of testing solar battery sample then.
Equally, during testing solar battery surface reflection efficient, tested solar cell sample is connected with volt-ampere converter 9 by cable, the catoptron 22 that is positioned at integrating sphere is controlled at the integrating sphere center by pull bar 19, monochromatic light is injected in the integrating sphere and is become 45 to spend incident angles with mirror surface, the mirror reversal that is reflected is mapped to sphere inner wall, and uniform irradiation is to the surface of tested solar cell sample, the reflected light that is absorbed by the solar cell sample surfaces and weakened intensity is detected by probe 20 through reflection in integrating sphere, measure the surface reflectance spectra of solar cell sample, parse the interior conversion quantum efficiency of testing solar battery sample then with computing machine with this curve of spectrum and the outer conversion quantum efficiency curve of the above-mentioned solar cell sample of measuring.
Fig. 4 represents the result that single crystal silicon solar cell sheet sample tested with the proving installation of conversion quantum efficiency in the solar cell described in the utility model, horizontal ordinate is irradiation solar cell light wavelength, ordinate is the efficient that converts electronics behind the irradiation solar cell to, dotted line is represented the curve of the outer conversion quantum efficiency of this solar cell, gray line is represented the curve of conversion quantum efficiency in this solar cell, promptly deducts the luminous energy that is reflected by this solar battery surface and lose.But the error that detects this single crystal silicon solar cell sheet preparation technology parameter of qualitative, quantitative from two curves.
Claims (10)
1. solar cell spectral response measurement instrument device, comprise monochromatic excitation light unit, it is characterized in that being provided with integrating sphere sample stage unit (5) in filter plate (4) one sides of monochromatic excitation light unit, this integrating sphere sample stage unit (5) is connected with bias light source unit (6) by fibre bundle (23), described monochromatic excitation light unit is connected with the data parsing processing unit with the electronic signal magnification processing by cable (14), and described bias light source unit (6) is connected with the data parsing processing unit by cable (14).
2. solar cell spectral response measurement instrument device according to claim 1, it is characterized in that described integration sample stage unit is installed in the hollow integrating sphere on integration ball-collecting rack (24) and the specimen stand (21), hollow integrating sphere is provided with diaphragm (16), slit (17), relatively be provided with specimen window (18) with slit (17), its ball top is provided with the detector (20) of test reflectance spectrum and has the catoptron (22) of being controlled its position by pull bar (19) in ball.
3. solar cell spectral response measurement instrument device according to claim 2 is characterized in that also being provided with standby specimen window (23) below hollow integrating sphere.
4. solar cell spectral response measurement instrument device according to claim 3 is characterized in that having on the described specimen stand 21 the elasticity folder of fixing test sample.
5. solar cell spectral response measurement instrument device according to claim 4 is characterized in that also being provided with the standard cell stand on specimen stand (21).
6. according to the described solar cell spectral response measurement instrument of claim 1 to 5 device, it is characterized in that described bias light source unit (6) comprises is arranged in the screening housing (35), be installed in the locating clip (31) on the firm banking (34) successively, condenser (29), collecting objective (28), halogen light source (25), arc reflective mirror (26) and reflective mirror (26), the condenser (30) of position-adjustable is installed on locating clip (31), described locating clip (31) is connected with the fibre bundle (32) that passes screening housing, and the other end of this fibre bundle is connected with the stationary fixture (33) that imports in the integrating sphere.
7. solar cell spectral response measurement instrument device according to claim 6 is characterized in that also being provided with heating radiator in screening housing (35).
8. solar cell spectral response measurement instrument device according to claim 7 is characterized in that described electronic signal magnification processing comprises a volt-ampere converter (9) and coupled lock-in amplifier (11).
9. solar cell spectral response measurement instrument device according to claim 6 is characterized in that described look exciting light unit, integrating sphere sample stage unit (5) and bias light source unit (6) are arranged in the instrument bulk shielding casing (13).
10. solar cell spectral response measurement instrument device according to claim 7 is characterized in that described look exciting light unit, integrating sphere sample stage unit (5) and bias light source unit (6) are arranged in the instrument bulk shielding casing (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920171239XU CN201514316U (en) | 2009-08-13 | 2009-08-13 | Solar Cell Spectral Response Test Instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920171239XU CN201514316U (en) | 2009-08-13 | 2009-08-13 | Solar Cell Spectral Response Test Instrument |
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| CN201514316U true CN201514316U (en) | 2010-06-23 |
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| CN200920171239XU Expired - Fee Related CN201514316U (en) | 2009-08-13 | 2009-08-13 | Solar Cell Spectral Response Test Instrument |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162832A (en) * | 2010-12-23 | 2011-08-24 | 江苏兆伏新能源有限公司 | Method and system for detecting solar cell panel array faults |
| CN102621073A (en) * | 2012-03-02 | 2012-08-01 | 北京卓立汉光仪器有限公司 | Spectral response value measurement system and method for solar cell |
| CN103633934A (en) * | 2012-08-21 | 2014-03-12 | 范强 | A space three-junction solar battery spectrum response test apparatus |
| CN104142226A (en) * | 2014-08-12 | 2014-11-12 | 中国电子科技集团公司第四十一研究所 | CCD device quantum efficiency measuring device and method |
| CN105841931A (en) * | 2016-05-20 | 2016-08-10 | 苏州北鹏光电科技有限公司 | Spectral response test system and test method |
| CN109269777A (en) * | 2018-10-25 | 2019-01-25 | 暨南大学 | The method, apparatus, system and storage medium of photoresponse image and albedo image are obtained simultaneously |
-
2009
- 2009-08-13 CN CN200920171239XU patent/CN201514316U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162832A (en) * | 2010-12-23 | 2011-08-24 | 江苏兆伏新能源有限公司 | Method and system for detecting solar cell panel array faults |
| CN102621073A (en) * | 2012-03-02 | 2012-08-01 | 北京卓立汉光仪器有限公司 | Spectral response value measurement system and method for solar cell |
| CN103633934A (en) * | 2012-08-21 | 2014-03-12 | 范强 | A space three-junction solar battery spectrum response test apparatus |
| CN104142226A (en) * | 2014-08-12 | 2014-11-12 | 中国电子科技集团公司第四十一研究所 | CCD device quantum efficiency measuring device and method |
| CN105841931A (en) * | 2016-05-20 | 2016-08-10 | 苏州北鹏光电科技有限公司 | Spectral response test system and test method |
| CN109269777A (en) * | 2018-10-25 | 2019-01-25 | 暨南大学 | The method, apparatus, system and storage medium of photoresponse image and albedo image are obtained simultaneously |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 100096, room 2, unit 7, building 801, Upper Austria century, Changping District, Beijing, Xisanqi Patentee after: Fan Qiang Address before: 100096, Beijing, Changping District, 5 century Austrian building, 2 units, 101 doors Patentee before: Fan Qiang |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100623 Termination date: 20140813 |
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| EXPY | Termination of patent right or utility model |