CN201514316U - Solar battery spectral response tester - Google Patents
Solar battery spectral response tester Download PDFInfo
- Publication number
- 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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- solar cell
- integrating sphere
- spectral response
- light source
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- 230000003595 spectral Effects 0.000 title claims abstract description 20
- 238000005259 measurement Methods 0.000 claims description 15
- 230000005284 excitation Effects 0.000 claims description 13
- 239000000835 fiber Substances 0.000 claims description 13
- 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
- 238000006243 chemical reaction Methods 0.000 abstract description 25
- 238000001914 filtration Methods 0.000 abstract description 2
- 238000007405 data analysis Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 abstract 1
- 230000002708 enhancing Effects 0.000 abstract 1
- 230000005622 photoelectricity Effects 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 43
- 210000000188 Diaphragm Anatomy 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000003287 optical Effects 0.000 description 3
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 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
- 230000002441 reversible Effects 0.000 description 1
- 230000001131 transforming Effects 0.000 description 1
Abstract
The utility model relates to a solar battery spectral response tester, which comprises a mono-color exciting light unit, wherein one side of a filtering sheet of the mono-color exciting light unit is provided with an integrating sphere sample table unit, the integrating sphere sample table unit is connected with an offset light source unit through a fiber-optical beam, the mono-color exciting light unit is connected with an electronic signal magnification treatment unit and a data analysis treatment unit through cables, and the offset light source unit is connected with the data analysis treatment unit through cables. By adopting integrating spheres and sample fixing tables, the integral design of the tester can achieve that the external quantum conversion efficiency and the surface reflection efficiency can be measured at the same position of solar battery samples, eliminates errors caused by sample testing positions, and enhances accuracy and reproducibility of inner quantum conversion efficiency results of batteries. In addition, the tester has the advantages of simple effect, low failure rate and convenient utilization. The tester can also be combined with a volt-ampere test instrument, and can measure the photo-electricity conversion efficiency of small-area battery samples.
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 battery spectral response tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920171239XU CN201514316U (en) | 2009-08-13 | 2009-08-13 | Solar battery spectral response tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201514316U true CN201514316U (en) | 2010-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920171239XU Expired - Fee Related CN201514316U (en) | 2009-08-13 | 2009-08-13 | Solar battery spectral response tester |
Country Status (1)
| Country | Link |
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| CN (1) | CN201514316U (en) |
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 |
|---|---|---|---|
| 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 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100623 Termination date: 20140813 |
|
| EXPY | Termination of patent right or utility model |