CN206834158U - Photovoltaic cell detection means - Google Patents
Photovoltaic cell detection means Download PDFInfo
- Publication number
- CN206834158U CN206834158U CN201720532576.1U CN201720532576U CN206834158U CN 206834158 U CN206834158 U CN 206834158U CN 201720532576 U CN201720532576 U CN 201720532576U CN 206834158 U CN206834158 U CN 206834158U
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- CN
- China
- Prior art keywords
- photovoltaic cell
- lead plate
- battery lead
- negative
- metal battery
- 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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Abstract
The utility model provides a kind of photovoltaic cell detection means, including power supply, tester and switch with power supply electric connection.The power supply is provided with positive pole and negative pole.The photovoltaic cell detection means also includes the cathode metal battery lead plate being electrically connected with the positive pole and the negative metal battery lead plate being electrically connected with the negative pole.The tester is electrically connected with the negative pole and the negative metal battery lead plate.The cathode metal battery lead plate and the negative metal battery lead plate go to upper and lower staggered relatively and one detection space of formation between the two.It is arranged such, the photovoltaic cell that can avoid leaking electricity excessive flows into follow-up workshop section, contains the further expansion of bad in time, while navigates to abnormal workshop section, so as to quickly solve problem, improves product quality.
Description
Technical field
A kind of detection means is the utility model is related to, more particularly to a kind of photovoltaic cell detection dress for detecting reverse current
Put.
Background technology
It is well known that solar energy is the green energy resource of sustainable development.Crystal silicon solar energy battery is by this green energy resource
Electric energy workable for changing into the mankind, but during real use, also have many difficult needs to overcome at this stage.Such as
Hot spot in solar components power generation process, phenomenon is even burnt, gently then influence generating efficiency, it is heavy then damage component, to use
The immeasurable losses of Fang Zaocheng.Wherein, cell piece electric leakage is to cause component hot spot, burn an important factor for phenomenon.In battery
It is difficult to avoid this leaky in the manufacturing process of piece, therefore we it is excessive can only to reduce electric leakage by strict monitoring
Cell piece flows out.
Reverse current is a kind of characterization method of cell piece electric leakage.During traditional handicraft, the inverse of resultant battery piece is only tested
Electric current.Two drawbacks be present in the reverse current for only monitoring resultant battery piece:On the one hand, once there is batch leaky, not only
Technical difficulty is brought to bad do over again, and greatly reduces the yield of certified products, or even influences delivery;The opposing party
Face, if being also uniquely if error occurs in last quality monitoring, then the probability of bad inflow client also will significantly
Increase, so just cause many unnecessary losses to corporate economy from every side.
In view of this, it is necessary to a kind of improved photovoltaic cell detection means is designed, to solve the above problems.
Utility model content
The purpose of this utility model is that providing a kind of photovoltaic cell for avoiding leaking electricity excessive flows into follow-up workshop section, in time
Contain the further expansion of bad, while navigate to abnormal workshop section, so as to quickly solve the photovoltaic cell detection dress of problem
Put.
To realize above-mentioned purpose of utility model, the utility model provides a kind of photovoltaic cell detection means, including electricity
Source, the tester and switch being electrically connected with the power supply, the power supply are provided with positive pole and negative pole, the photovoltaic cell inspection
Surveying device also includes the cathode metal battery lead plate being electrically connected with the positive pole and the negative metal being electrically connected with the negative pole
Battery lead plate, the tester and the negative pole and the negative metal battery lead plate are electrically connected with, the cathode metal battery lead plate and
The negative metal battery lead plate goes to upper and lower staggered relatively and one detection space of formation between the two.
As further improvement of the utility model, the negative metal battery lead plate is provided with the negative of the detection space
Pole detection faces, the cathode metal battery lead plate be provided with it is described detection space positive pole detection faces, the positive pole detection faces with
The negative pole detection faces are relative to be arranged in parallel.
As further improvement of the utility model, negative metal half tone is fixed with the negative pole detection faces.
As further improvement of the utility model, between the cathode metal battery lead plate and the negative metal battery lead plate
Distance be more than the photovoltaic cell thickness.
As further improvement of the utility model, the negative metal half tone includes what is contacted with the negative pole detection faces
Metal decking and from the metal decking to the prominent metal grid lines in the detection space.
As further improvement of the utility model, the layout of the metal grid lines and the front half tone of resultant battery piece
The layout of metal grid lines is consistent.
As further improvement of the utility model, the range of voltage values of the power supply is 10V~20V.
The beneficial effects of the utility model are:The utility model photovoltaic cell detection means is by treating survey photovoltaic cell
Piece injects backward voltage, monitors the reverse current of the photovoltaic cell of related workshop section in photovoltaic cell process for making, so as to
The photovoltaic cell for avoiding leaking electricity excessive flows into follow-up manufacture workshop section, can not only contain the further expansion of bad in time
Greatly, and it can investigate and navigate to accurate abnormal workshop section, so as to quickly solve problem, return to normal production, improve production capacity
With the quality of finished product.
Brief description of the drawings
Fig. 1 is the circuit connection diagram of the utility model photovoltaic cell detection means.
Fig. 2 is the structural representation of negative metal half tone in the utility model.
Reference
100- photovoltaic cell detection means;1- power supplys;11- positive poles;12- negative poles;2- testers;3- cathode metal electrodes
Plate;31- positive pole detection faces;4- negative metal battery lead plates;41- negative pole detection faces;5- wires;6- is switched;7- detects space;8- is born
Pole metal screen printing plate;81- metal deckings;82- metal grid lines;200- photovoltaic cells.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in detail example.
Refer to the circuit connection diagram of the photovoltaic cell detection means 100 shown in Fig. 1.The photovoltaic cell inspection
Surveying device 100 includes power supply 1, tester 2, cathode metal battery lead plate 3, negative metal battery lead plate 4, switch 6 and by the electricity
Some wires 5 in source 1, the tester 2 and the series connection of switch 6.
In the utility model, the power supply 1 is direct voltage source.The direct voltage source 1 is provided with positive pole 11 and negative pole
12, the positive pole 11 and the negative pole 12 by the wire 5 respectively with the cathode metal battery lead plate 3 and the negative metal
Battery lead plate 4 is connected.The direct voltage source 1 is provided with voltage-regulation button, and the range of voltage values of the direct voltage source 1 is
10V~20V.
The cathode metal battery lead plate 3 and the negative metal battery lead plate 4 go to upper and lower relative spacing certain distance place with
Form a detection space 7.The detection space 7 is used to house photovoltaic cell 200.In the utility model, the positive pole
The distance between metal electrode board 3 and the negative metal battery lead plate 4 are more than the thickness of the photovoltaic cell 200.
The cathode metal battery lead plate 3 has the positive pole detection faces 31 towards the detection space 7, the negative metal electricity
Pole plate 4 has the negative pole detection faces 41 towards the detection space 7.The positive pole detection faces 31 and the phase of negative pole detection faces 41
To be arrangeding in parallel.Negative metal half tone 8 is fixed with the negative pole detection faces 41.
Refer to Fig. 2 and with reference to shown in Fig. 1, the negative metal half tone 8 includes metal decking 81 and from the metal covering
The grid-shaped metal grid line 82 prominent to the detection space 7 of plate 81.The layout of the metal grid lines 82 and resultant battery piece
The layout designs of the metal grid lines of front half tone are consistent.The metal decking 81 is in contact with the positive pole detection faces 41.So
Set, farthest simulate the layout designs of the front half tone of resultant battery piece, ensure that the authenticity of measured value, with into
Shipment test result after product has direct corresponding relation, avoids the test error that different test modes are brought.
In the utility model, the tester 2 is current tester, and the current tester 2 is divided by the wire 5
It is not electrically connected with the negative pole 12 of the direct voltage source 1 and the negative metal battery lead plate 4.
The photovoltaic cell 200 is positioned on the cathode metal battery lead plate 3.The photovoltaic cell 200 has P
(Positive) face and N (Negative) face.
The testing procedure that photovoltaic cell 200 is detected using the utility model photovoltaic cell detection means 100 is as follows:
Step 1, it is placed on photovoltaic cell 200 is smooth on the cathode metal battery lead plate 3, the photovoltaic cell
The P of piece 200 is face-down, and the environment temperature of detection is controlled at 20~30 DEG C, and humid control is 30%~80%;
Step 2, the distance between the negative metal plate 4 and the cathode metal battery lead plate 3 are adjusted, until the light
Volt cell piece 200 is in contact with the surface of the cathode metal battery lead plate 3 and the negative metal half tone 8;
Step 3, closes the switch 6, and the upper and lower surface of the photovoltaic cell 200 is injected into the reverse of 10V~20V
Voltage;
Step 4, write down the reading of the current tester 2.
According to the leakage current principle of cell piece, when the reverse reverse current measured is excessive, illustrate that there is serious leakage in the workshop section
Electric factor, investigation need to be shut down in time, registration is smaller, and electric leakage is fewer, and piece protonatomic mass is better.
In summary, the utility model monitors cell piece manufacturing process by injecting backward voltage to photovoltaic cell 200
During related workshop section photovoltaic cell reverse current, so as to which the photovoltaic cell for avoiding leaking electricity excessive flows into follow-up manufacture
Workshop section, can not only contain the further expansion of bad in time, and can investigate and navigate to accurate abnormal workshop section, so as to
It is quick to solve problem, return to normal production, improve production capacity and the quality of finished product.
Above example is only to illustrate the technical solution of the utility model and unrestricted, although with reference to preferred embodiment pair
The utility model is described in detail, it will be understood by those within the art that, can be to technology of the present utility model
Scheme is modified or equivalent substitution, without departing from the spirit and scope of technical solutions of the utility model.
Claims (7)
1. a kind of photovoltaic cell detection means, including power supply, tester and switch with power supply electric connection, described
Power supply is provided with positive pole and negative pole, it is characterised in that:The photovoltaic cell detection means also includes being electrically connected with the positive pole
Cathode metal battery lead plate and the negative metal battery lead plate that is electrically connected with the negative pole, the tester and the negative pole and institute
The electric connection of negative metal battery lead plate is stated, the cathode metal battery lead plate and the negative metal battery lead plate go to upper and lower relative put
Put and form a detection space between the two.
2. photovoltaic cell detection means according to claim 1, it is characterised in that:The negative metal battery lead plate is provided with
Towards the negative pole detection faces in the detection space, the cathode metal battery lead plate is provided with the positive pole detection in the detection space
Face, the positive pole detection faces are relative with the negative pole detection faces to be arranged in parallel.
3. photovoltaic cell detection means according to claim 2, it is characterised in that:Fixation is set in the negative pole detection faces
There is negative metal half tone.
4. photovoltaic cell detection means according to claim 2, it is characterised in that:The cathode metal battery lead plate and institute
State the thickness that the distance between negative metal battery lead plate is more than the photovoltaic cell.
5. photovoltaic cell detection means according to claim 3, it is characterised in that:The negative metal half tone include with
The metal decking of negative pole detection faces contact and from the metal decking metal grid lines prominent to the detection space.
6. photovoltaic cell detection means according to claim 5, it is characterised in that:The layout of the metal grid lines with into
The layout of the metal grid lines of the front half tone of product cell piece is consistent.
7. photovoltaic cell detection means according to claim 1, it is characterised in that:The range of voltage values of the power supply is
10V~20V.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720532576.1U CN206834158U (en) | 2017-05-15 | 2017-05-15 | Photovoltaic cell detection means |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720532576.1U CN206834158U (en) | 2017-05-15 | 2017-05-15 | Photovoltaic cell detection means |
Publications (1)
Publication Number | Publication Date |
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CN206834158U true CN206834158U (en) | 2018-01-02 |
Family
ID=60771723
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CN201720532576.1U Expired - Fee Related CN206834158U (en) | 2017-05-15 | 2017-05-15 | Photovoltaic cell detection means |
Country Status (1)
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CN (1) | CN206834158U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109830544A (en) * | 2019-01-03 | 2019-05-31 | 无锡赛晶太阳能有限公司 | A kind of novel standard film and preparation method thereof |
-
2017
- 2017-05-15 CN CN201720532576.1U patent/CN206834158U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109830544A (en) * | 2019-01-03 | 2019-05-31 | 无锡赛晶太阳能有限公司 | A kind of novel standard film and preparation method thereof |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
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: No. 199, Lushan Road, Suzhou hi tech Zone, Suzhou City, Jiangsu Province Patentee before: CSI SOLAR POWER GROUP Co.,Ltd. Patentee before: CANADIAN SOLAR MANUFACTURING (CHANGSHU) Inc. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180102 |