CN202204909U - Solar battery spectral character testing device - Google Patents
Solar battery spectral character testing device Download PDFInfo
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- CN202204909U CN202204909U CN2011203343024U CN201120334302U CN202204909U CN 202204909 U CN202204909 U CN 202204909U CN 2011203343024 U CN2011203343024 U CN 2011203343024U CN 201120334302 U CN201120334302 U CN 201120334302U CN 202204909 U CN202204909 U CN 202204909U
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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
Abstract
The utility model provides a solar battery spectral character testing device, which comprises a light source, a monochromator, a computer, a reference detector, a measured detector and a beam splitting system, wherein light emitted from an emitting optical system can be divided into a number of bundles by the beam splitting system, and the light is respectively irradiated onto the reference detector and the measured detector. Due to the adoption of the solar battery spectral character testing device, so that time interval of data acquisition time of the reference detector and the measured detector is extremely shorter, even synchronous acquisition can be carried out, therefore, influence to data comparison due to fluctuation of a light source in the whole detection process can be avoided, consistency and yield of a solar battery finished product can be improved, and negative effects caused by inaccurate data can be greatly reduced.
Description
Technical field
The utility model relates to a kind of solar cell test device, particularly solar cell spectral characteristic proving installation.
Background technology
Sun power is a kind of clean energy resource, and it is a variety of to utilize the method for sun power to have, and solar cell is exactly wherein a kind of.Solar cell is the corpuscular property that utilizes light, excites the free electron of metal surface, makes free electron obtain enough energy and jumps out and produce electric current.The production of solar cell and use have become comparatively proven technique, but the enhancing of Along with people's environmental consciousness is increasing to the demand of clean energy resourcies such as sun power, and the production efficiency of solar cell certainly will will increase substantially.This link of detection to battery has had a strong impact on efficient.Solar cell whether qualified one very important parameters be its spectral characteristic; Be the spectral characteristic that solar cell is detected at an interval in the 350nm-1100nm spectral range with 5nm or 10nm; With data that record and normal data contrast, qualified to judge whether.And present detection mode is; Earlier with standard compliant reference detector of light source irradiation; Measure from the full wave data of 350nm-1100nm standard as a comparison; Again reference detector is replaced by the tested detector that solar cell is housed, measures the full wave data of 350nm-1100nm again, compare with the data of reference detector.The process of a test data will detect tens even more than 100 check point; Two these time intervals of detecting same check point are longer; This just brings a problem; High to the stability of light source requirement, and be that the lamp or the fluctuation of artificial light sources all are difficult to guarantee when testing two groups of data respectively, be consistent.When factors such as intensity of illumination had become, the data that record had just been lost with reference to property and comparability, brought influence for reliability, the consistance of solar battery product.
The utility model content
The technical matters that the utility model will solve provides a kind of solar cell spectral characteristic proving installation, greatly shortens the time interval of twice same check point of detection, makes correlation data have more comparability.
The technical scheme that the utility model technical solution problem is adopted is: this solar cell spectral characteristic proving installation solar cell spectral characteristic proving installation comprises light source, shutter, incident optical system, monochromator, outgoing optical system and detector successively according to light path; Said detector comprises reference detector and tested detector; Also comprise beam splitting system, said beam splitting system is arranged between said outgoing optical system and the detector.Beam splitting system will be divided into some bundles from the light that the outgoing optical system is come out, shines respectively on reference detector and the tested detector, and synchronous acquisition data on same check point, the data of having avoided light source fluctuation to cause are inaccurate.
A kind of form of beam splitting system is a tilting mirror, and said tilting mirror is by computer-controlled driven by motor, tilting mirror with beam reflection to reference detector; After having gathered data; Tilting mirror is by the driven by motor rotating certain angle, again with beam reflection to tested detector, tested detector image data; Several groups of data are compared by computing machine, and whole process only needs several seconds.
As a kind of improvement; Said beam splitting system is the optical fibre light splitting device, and optical fibre light splitting device two ends are connected with incident optical and outgoing optical fiber respectively, after light comes out from monochromator; Be coupled into incident optical earlier through the outgoing optical system; Through the beam split of optical fibre light splitting device, penetrate from several outgoing optical fiber, shine reference detector and tested detector simultaneously.Because optical fiber can be crooked to a certain extent, so putting of each detector do not limited by the place.
The beneficial effect of the utility model is: adopt this solar cell spectral characteristic proving installation; The data acquisition time of reference detector and tested detector is extremely short at interval; Even can be synchronous acquisition, this fluctuation influence that contrast brings to data with regard to having avoided in whole testing process, producing because of light source.The data acquisition synchronism is better, has more comparability.Improve the consistance and the qualification rate of solar cell finished product, significantly reduced the adverse consequences that causes because data are inaccurate, be mistaken for waste and the unacceptable product that waste product brings like certified products and be mistaken as certified products and reduce yield rate.The shortening of detection time has also improved work efficiency.
Description of drawings
Fig. 1 is the synoptic diagram of the utility model solar cell spectral characteristic proving installation.
Fig. 2 is the synoptic diagram of a kind of embodiment of the utility model solar cell spectral characteristic proving installation.
Fig. 3 is the synoptic diagram of second kind of embodiment of the utility model solar cell spectral characteristic proving installation.
Embodiment
As shown in Figure 1, shine in the monochromator 5 behind light process incident optical system 2 collimations that light source 1 sends, the wavelength drums in the monochromator 5 are driven by motor; Begin from 350nm; Computing machine 9 control controllers 4 are opened shutter 3, and light penetrates after outgoing optical system 16 is injected beam splitting system 10 from monochromator 5, and beam splitting system 10 is divided into some bundles with light; Shine on reference detector 6 and the tested detector 7 reference detector 6 and tested detector 7 synchronous acquisition photocurrent data respectively.Computing machine 9 sends signal to controller 4 then, closes shutter 3, and each detector is gathered the dark current data, and by detecting device 8 each group data is concluded, compared, and input computing machine 9, this check point data acquisition finishes.Computing machine 9 is to monochromator 5 output orders, and the motor in the monochromator 5 drives the wavelength drum, and making the wavelength of output light is 355nm or 360nm, and simultaneous computer 9 sends signal to controller 4, opens shutter 3, repeats above gatherer process.Accomplish the data acquisition of whole wave band by that analogy, and compare the data of reference detector 6 and tested detector 7, whether meet the requirements with the data of judging tested detector 7, and then distinguish the spectral characteristic of tested solar cell.After adopting beam splitting system 10, can realize that the time of image data only needs several seconds on each check point to several groups of synchronization of data collections.
A kind of embodiment is that beam splitting system 10 is tilting mirror 11, and is as shown in Figure 2, motor 12 drives that said tilting mirror 11 is controlled by computing machine 9.After light penetrates from monochromator 5; Shine on the tilting mirror 11 through outgoing optical system 16, tilting mirror 11 reflexes to light on the reference detector 6, the photocurrent data that reference detector 6 is gathered this wavelength; Computing machine 9 sends instruction to motor 12 then; Motor 12 drives tilting mirror 11 and rotates, and light is reflexed on the tested detector 7 again, and tested detector 7 is gathered the photocurrent data.After having gathered the photocurrent data of this wavelength, computing machine 9 sends signal to controller 4, closes shutter 3, and reference detector 6 is gathered the dark current data with tested detector 7, and each is organized data and is concluded, compared by detecting device 8, and input computing machine 9.Simultaneous computer 9 sends instruction to monochromator 5, and motor drives the wavelength drum, makes the wavelength of output light increase 5nm or 10nm.This computer-chronograph 9 can be controlled motor 12, makes tilting mirror 11 rotate back into the original position, opens shutter 3, repeats above testing process; Also can let tilting mirror 11 motionless, open shutter 3, light is shone earlier on the tested detector 7, rotate tilting mirror 11 again, light is reflexed on the reference detector 6, so back and forth.
As shown in Figure 3; Beam splitting system 10 is an optical fibre light splitting device 14; After light comes out from monochromator 5, be coupled into the incident optical 13 of optical fibre light splitting device 14, be divided into some Shu Guang through optical fibre light splitting device 14 through outgoing optical system 16; Penetrate from outgoing optical fiber 15, shine respectively on reference detector 6 and the tested detector 7.Outgoing optical fiber 15 can be provided with some as required, detects the polylith solar cell simultaneously, raises the efficiency.Only need to measure in advance good beam intensity ratio of respectively restrainting light, detecting device 8 is figured the proportional meter of each Shu Guang in automatically when comparing data and is got final product.Because optical fiber can be crooked to a certain extent, and the length selection is flexible relatively, so adopt this scheme not limited by the place.Light transmits in optical fiber, scattering can not take place, and each detector just can not receive the interference of other scattered beams, makes data measured more accurate.
Claims (3)
1. solar cell spectral characteristic proving installation; Comprise light source (1), shutter (3), incident optical system (2), monochromator (5), outgoing optical system (16) and detector successively according to light path; Said detector comprises reference detector (6) and tested detector (7); It is characterized in that: also comprise beam splitting system (10), said beam splitting system (10) is arranged between said outgoing optical system (16) and the detector.
2. according to the said solar cell spectral characteristic of claim 1 proving installation, it is characterized in that: said beam splitting system (10) is made up of tilting mirror (11) and motor (12), and said tilting mirror (11) is driven by said motor (12).
3. according to the said solar cell spectral characteristic of claim 1 proving installation, it is characterized in that: said beam splitting system (10) is optical fibre light splitting device (14), and said optical fibre light splitting device (14) two ends are connected with incident ray (13) and outgoing optical fiber (15) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203343024U CN202204909U (en) | 2011-09-07 | 2011-09-07 | Solar battery spectral character testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203343024U CN202204909U (en) | 2011-09-07 | 2011-09-07 | Solar battery spectral character testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202204909U true CN202204909U (en) | 2012-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203343024U Expired - Lifetime CN202204909U (en) | 2011-09-07 | 2011-09-07 | Solar battery spectral character testing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202204909U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104345258A (en) * | 2013-08-07 | 2015-02-11 | 中国科学院物理研究所 | Photoelectric response measuring device |
| 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 |
-
2011
- 2011-09-07 CN CN2011203343024U patent/CN202204909U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104345258A (en) * | 2013-08-07 | 2015-02-11 | 中国科学院物理研究所 | Photoelectric response measuring device |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NT TESTING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SICHUAN ZHONGCE TECHNOLOGY INVESTMENT CO., LTD. Effective date: 20131012 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131012 Address after: 610021 Sichuan city of Chengdu province Chenghua District Yushuang Road No. 10 China Testing Technology Research Institute comprehensive building two floor Patentee after: NIMTT MEASUREMENT AND TESTING TECHNOLOGY CO., LTD. Address before: Chengdu City, Sichuan province Chenghua District 610021 Ring Road East three section Yushuang Road No. 10 Patentee before: Sichuan Zhongce Technology Investment Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120425 |
|
| CX01 | Expiry of patent term |