CN207896935U - Photovoltaic cell test equipment - Google Patents
Photovoltaic cell test equipment Download PDFInfo
- Publication number
- CN207896935U CN207896935U CN201721865294.XU CN201721865294U CN207896935U CN 207896935 U CN207896935 U CN 207896935U CN 201721865294 U CN201721865294 U CN 201721865294U CN 207896935 U CN207896935 U CN 207896935U
- Authority
- CN
- China
- Prior art keywords
- test
- photovoltaic cell
- conductive component
- platform
- test equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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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
A kind of photovoltaic cell test equipment, battery piece performance for testing photovoltaic module, the tester being electrical connected including test device and with the test device, the test device includes the test platform being electrical connected with the tester, the test fixture being located on the test platform, and the test fixture includes supporting the insulation support plate of photovoltaic cell back of the body electric field and at matrix arrangement on insulation support plate and conductive component corresponding with photovoltaic cell back electrode.So set, the contact resistance uneven phenomenon that directly back of the body electric field and back electrode of mesuring battary piece can be examined by testing monolithic EL, can reduce assembly end Material Cost, the losses such as cost of labor.
Description
Technical field
The utility model is related to photovoltaic module cell piece field more particularly to a kind of photovoltaic cell test equipments.
Background technology
With the development of photovoltaic industry and the shipment amount cumulative year after year of photovoltaic module cell piece, for photovoltaic in photovoltaic system
The various performance studies of battery bit end, anomaly analysis and the analysis of the customer complaint at power station end etc. are also more and more.Wherein, photovoltaic
The analysis of cell piece often be unable to do without the performance test to its monolithic battery piece, for example the EL of monolithic battery piece tests (electroluminescent hair
Optical defect detects), electric performance test, reliability test etc., the EL tests of monolithic battery piece are particularly important.
Then existing monolithic EL test equipments (raw material test device) carry since entire test platform is all electric conductor
Stream can be conducted by carrying on the back electric field, caused not judging back electrode from EL figures when monolithic is tested and carried on the back connecing for electric field
Resistance of getting an electric shock is abnormal.If there is abnormal cell piece is packaged into photovoltaic module, it is unfavorable for the long-time service in photovoltaic module later stage,
It is susceptible to a phenomena such as heat condition, backboard burn through, component power decline, therefore this bad cell piece need to be trapped in component envelope
Before dress, the loss of component is reduced.
In view of this, the utility model provides a kind of photovoltaic module cell slice test equipment, to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of convenient test, the accurate photovoltaic cell built-in testing of test result is set
It is standby.
To achieve the above object, the present invention adopts the following technical scheme that：A kind of photovoltaic cell test equipment, for testing
The battery piece performance of photovoltaic module, including test device and the tester that is electrical connected with the test device, the test
Device includes the test platform being electrical connected with the tester, the test fixture being located on the test platform, the test
Tooling include support photovoltaic cell the back of the body electric field insulation support plate and at matrix arrangement on insulation support plate and and photovoltaic
The corresponding conductive component of cell back electrode.
As the further improved technical solution of the utility model, the insulation support plate is square, the conductive part
Part forms several row being mutually parallel in the insulating supporting plate surface, and the identical conductive component of quantity is equipped in each column.
As the further improved technical solution of the utility model, the conductive component is elongated, length direction with
The length direction of conductive component described in each column keeps identical.
As the further improved technical solution of the utility model, the sectional area of the conductive component is less than or equal to be measured
The area of each back electrode of cell piece.
As the further improved technical solution of the utility model, the test fixture and the test platform are each other
Independent, the two is integral by assembling shape, and the test fixture fits on the test platform.
As the further improved technical solution of the utility model, the test fixture is non-disconnectable with the test platform
The integral structure divided.
As the further improved technical solution of the utility model, the test device further includes flat perpendicular to the test
The test probe of platform placement.
As the further improved technical solution of the utility model, the back electrode phase of the test probe and cell piece
Even.
By above technical scheme it is found that the utility model photovoltaic cell test equipment has insulation support plate by setting
With the test fixture of conductive component, the contact electricity that directly cell back electric field can be examined with back electrode by testing cell piece EL
Uneven phenomenon is hindered, finds that cell piece is abnormal it is not necessary that cell piece is connected, then by the EL of test suite, not only makes test more square
Just simple, while assembly end Material Cost can be reduced, the losses such as cost of labor.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model test device.
Fig. 2 is test fixture structural schematic diagram in the utility model Fig. 1.
Fig. 3 is mesuring battary chip architecture schematic diagram in the utility model Fig. 1.
Fig. 4 is the EL figures of the utility model prior art test.
Fig. 5 is the EL figures of the utility model photovoltaic cell test equipment test.
Reference numeral：100- test devices；1- tests probe；2- mesuring battary pieces；21- back electrodes；22- carries on the back electric field；3-
Test fixture；31- conductive components；32- insulation support plates；4- test platforms.
Specific implementation mode
In order to keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction with the accompanying drawings and it is embodied
The present invention will be described in detail for example.
Please join photovoltaic cell test equipment shown in FIG. 1, including test device 100 and with the test device 100
The tester being electrical connected.
It please join the first embodiment that Fig. 1 to Fig. 3 is the utility model photovoltaic cell test equipment, the test device
100 include the test platform 4 being electrical connected with the tester, the test fixture 3 being located on the test platform 4, and is hung down
The test probe 1 directly disposed in the test platform 4, the test fixture 3 are mutually independent with the test platform 4, institute
It is integral by assembling shape with the test platform 4 to state test fixture 3, the test fixture 3 fits in the test platform 4
On, the test fixture 3 includes that support mesuring battary piece 2 carries on the back the insulation support plate 32 of electric field 22 and insulating at matrix arrangement
In support plate 32 and conductive component corresponding with 2 back electrode 21 of mesuring battary piece 31.
The insulation support plate 32 is square, if the conductive component 31 is formed on 32 surface of the insulation support plate
The dry row being mutually parallel are equipped with the identical conductive component of quantity 31 in each column.The insulation support plate 32 is by insulating materials system
Standby form is isolated by the electric conductor of the test platform 4 with the back of the body electric field 22 of the mesuring battary piece 2.The conduction
Component 31 is prepared for conductive material, and the conductive component 31 is elongated, 31 length direction of the conductive component and each column
The length direction of the conductive component 31 keeps identical, and the conductive component 31 is arranged on the insulation support plate 32 at matrix form
Cloth.The sectional area of the conductive component 31 is less than or equal to each of described mesuring battary piece 2 each of on the test fixture 3
The area of the back electrode 21, wherein the area portions of each back electrode 21 do not include carries on the back what electric field 22 covered by described
The area of the back electrode 21 is arranged such in order to which carrier must be conducted by the back electrode 21 when ensureing test,
The uniformity of the back of the body electric field 22 of the mesuring battary piece 2 and the resistance value of the back electrode 21 can be distinguished by EL pictures.
During the test, the test probe 1 is connected with the back electrode 21 of the mesuring battary piece 2.
The second embodiment and first embodiment of the utility model photovoltaic cell test equipment are essentially identical, area
It is not only that：The test fixture 3 and the test platform 4 are the integral structure that can not be split.
As shown in figure 4, for the EL figures of prior art test, without apparent light and shade difference in figure, because in test, current-carrying
Son can skip electrode, and conduction is directly carried out from the back of the body electric field 22 and carries out electro-optic conversion, so 2 nothing of mesuring battary piece
Method is judged from monolithic EL figures.
As shown in figure 5, for the EL figures of the utility model photovoltaic cell test equipment test, mesuring battary piece used in Fig. 5
Mesuring battary piece 2 used in 2 and Fig. 4 is identical, occurs apparent light and shade difference on the EL figures in Fig. 5, and encircled portion is bright in figure
Area is due to being equipped with the insulation support plate 32 in the test fixture 3 so that carrier can not skip electrode, it is necessary to logical
It crosses the back electrode 21 and is conducted to the progress of back of the body electric field 22 electro-optic conversion again, and due to the back electrode 21 and back of the body electricity
Contact resistance between 22 is uneven, and electric current is caused to be redistributed, low contact resistance part, by carrier it is more, electric light
When conversion, the photon amount of generation is more, and other high contact resistance parts, the photon amount of formation are then relatively fewer, so that EL
Apparent light and shade difference is formed on image, and then judges the back of the body electric field 22 and the back electrode 21 of the mesuring battary piece 2
The inhomogeneities of contact resistance.
In conclusion the utility model photovoltaic cell test equipment has the insulation support plate 32 and institute by setting
The test fixture 3 of conductive component 31 is stated, can directly be examined described in the mesuring battary piece 2 by testing monolithic EL
The contact resistance uneven phenomenon for carrying on the back electric field 22 and the back electrode 21 it is not necessary that the mesuring battary piece 2 is connected, then passes through test
The EL of component has found the exception of the mesuring battary piece 2, not only makes test more convenient simple, while can reduce assembly end material
Cost, the losses such as cost of labor.
It is used herein such as "upper", "lower", "left", "right", "front", "rear", representation space relative position term
It is to describe relationship of the feature relative to another feature as shown in the drawings for the purpose convenient for explanation.It can manage
Solution, according to the difference of product placement position, the term of relative space position can be intended to include other than orientation as shown in the figure
Different direction, should not be interpreted as limitations on claims.In addition, descriptor "horizontal" used herein and non-fully
It is equal to along perpendicular to gravity direction, allows the inclination for having certain angle.
In addition, above example is merely to illustrate the present invention and not limits technical solution described in the invention, to this
The understanding of specification should be based on person of ordinary skill in the field, although this specification is with reference to the above embodiments pair
Present invention has been detailed description, still, it will be understood by those of ordinary skill in the art that, the technology of technical field
Personnel still can modify or equivalently replace the present invention, and all do not depart from the technology of the spirit and scope of the present invention
Scheme and its improvement should all be covered in scope of the presently claimed invention.
Claims (8)
1. a kind of photovoltaic cell test equipment, the battery piece performance for testing photovoltaic module, including test device and with
The tester that the test device is electrical connected, it is characterised in that：The test device includes being electrical connected with the tester
Test platform, the test fixture that is located on the test platform, the test fixture includes that support photovoltaic cell carries on the back electric field
Insulation support plate and at matrix arrangement on insulation support plate and conductive component corresponding with photovoltaic cell back electrode.
2. photovoltaic cell test equipment according to claim 1, it is characterised in that：The insulation support plate is in pros
Shape, the conductive component form several row being mutually parallel in the insulating supporting plate surface, and it is identical to be equipped with quantity in each column
Conductive component.
3. photovoltaic cell test equipment according to claim 2, it is characterised in that：The conductive component is elongated,
Its length direction is identical as the length direction holding of conductive component described in each column.
4. photovoltaic cell test equipment according to claim 3, it is characterised in that：The sectional area of the conductive component is small
In or equal to each back electrode of mesuring battary piece area.
5. according to Claims 1 to 4 any one of them photovoltaic cell test equipment, it is characterised in that：The test fixture
It is mutually independent with the test platform, the two is integral by assembling shape, and the test fixture fits in the test
On platform.
6. according to Claims 1 to 4 any one of them photovoltaic cell test equipment, it is characterised in that：The test fixture
It is the integral structure that can not be split with the test platform.
7. photovoltaic cell test equipment according to claim 1, it is characterised in that：The test device further includes vertical
In the test probe of test platform placement.
8. photovoltaic cell test equipment according to claim 7, it is characterised in that：The test probe and cell piece
The back electrode is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721865294.XU CN207896935U (en) | 2017-12-27 | 2017-12-27 | Photovoltaic cell test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721865294.XU CN207896935U (en) | 2017-12-27 | 2017-12-27 | Photovoltaic cell test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207896935U true CN207896935U (en) | 2018-09-21 |
Family
ID=63550348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721865294.XU Expired - Fee Related CN207896935U (en) | 2017-12-27 | 2017-12-27 | Photovoltaic cell test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207896935U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109347438A (en) * | 2018-09-27 | 2019-02-15 | 苏州润阳光伏科技有限公司 | A kind of test method of imbrication battery |
| CN110098797A (en) * | 2019-05-16 | 2019-08-06 | 合肥晶澳太阳能科技有限公司 | A kind of photovoltaic module electric performance test system and test method |
-
2017
- 2017-12-27 CN CN201721865294.XU patent/CN207896935U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109347438A (en) * | 2018-09-27 | 2019-02-15 | 苏州润阳光伏科技有限公司 | A kind of test method of imbrication battery |
| CN110098797A (en) * | 2019-05-16 | 2019-08-06 | 合肥晶澳太阳能科技有限公司 | A kind of photovoltaic module electric performance test system and test method |
| CN110098797B (en) * | 2019-05-16 | 2021-08-10 | 合肥晶澳太阳能科技有限公司 | Photovoltaic module electrical performance test system and test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 199, Lushan Road, Suzhou hi tech Zone, Suzhou City, Jiangsu Province Patentee after: Atlas sunshine Power Group Co.,Ltd. Patentee after: CANADIAN SOLAR MANUFACTURING (CHANGSHU) Inc. Address before: 215129 199 deer Road, Suzhou hi tech Development Zone, Jiangsu, Suzhou Patentee before: CSI SOLAR POWER GROUP Co.,Ltd. Patentee before: CANADIAN SOLAR MANUFACTURING (CHANGSHU) Inc. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180921 Termination date: 20211227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |