CN208422867U - A kind of anti-light board temperature control system that declines - Google Patents
A kind of anti-light board temperature control system that declines Download PDFInfo
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- CN208422867U CN208422867U CN201820670895.3U CN201820670895U CN208422867U CN 208422867 U CN208422867 U CN 208422867U CN 201820670895 U CN201820670895 U CN 201820670895U CN 208422867 U CN208422867 U CN 208422867U
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- temperature control
- declines
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model provides a kind of anti-light board temperature control system that declines, including electrical pumping chamber, heating module, measuring temp module and refrigerating module.Heating module heats product, is mainly powered on self-heating by product and product upper and lower heating plate forms, and upper and lower heating plate can compensate the very fast caused temperature decline of upper and lower part heat dissipation；Measuring temp module, using non-contact temperature sensor, settable multi-point temperature measurement, measurement range is bigger, provides a system to more accurately temperature control and feedback；Refrigerating module, electrical pumping chamber are cooled down by the way of compressed air air blowing, and temperature is more than that setting value autocontrol switch opens cooling of blowing, and temperature is lower than setting value, stops cooling of blowing, and intracavitary heat arranges air draft pipe discharge by heat.Using the temperature control system, temperature control is more accurate, and quenching is timely, and product can be made to reach better improved efficiency and the anti-light effect that declines.
Description
Technical field
The utility model relates to photovoltaic manufacturing field of equipment, and in particular to a kind of anti-light board temperature control system that declines.
Background technique
Photo attenuation (Light Induced Degradation, LID) refers to solar cell and component in During Illumination
In caused power attenuation phenomenon.It is generally believed that the main reason for p-type (boron-doping) solar cell photo attenuation, be in silicon materials
In must be in the case that boron and oxygen exists simultaneously, illumination or electric current injection cause boron and oxygen to form boron oxygen (B-O) complex.Boron oxygen
Complex is a kind of metastable state defect, forms complex centre, to reduce minority carrier lifetime.
PERC(Passivated Emitter Rear Contact passivation emitter and the contact of back local) technology is brilliant
Silicon solar cell most improved efficiency means of cost performance in recent years, PERC technology and conventional batteries production line compatibility are high, raw
Producing line investment for trnasforming urban land is low, and efficiency enhancement effect is obvious.The successful commercialization application of PERC technology, greatly strengthens p-type crystal silicon
Competitiveness has postponed the commercialization of N-type crystal silicon.But PERC structure battery LID is higher compared to common crystal silicon solar battery, machine
Reason wouldn't define, may be related with the dielectric passivation film of battery, it is also possible to related with the higher open-circuit voltage of PERC battery.Efficiently
The higher problem of p-type PERC battery photo attenuation, affects the competitiveness of PERC technology.For the origin cause of formation of LID, industry is developed
A series of solutions, to mitigate photo attenuation.
Industry mainly uses illumination at present or electrical pumping is anti-light declines furnace to mitigate photo attenuation.Existing electrical pumping formula is anti-light
Decline furnace will at a certain temperature to battery Injection Current, inside the prior art temperature control using also contacts formula thermometric mode and
PID/feedback, so-called PID/feedback are ratio (proportion), integral (integration), differential
(differentiation) it feeds back, if temperature is more than that target value will lead to the problems such as temperature fall time is too slow too much, we are combined
Air cooling and contactless thermometric, can improve presently, there are the problem of.
Utility model content
In order to overcome the above problem, the utility model provides a kind of anti-light board temperature control system that declines.
The technical solution of the utility model is: providing a kind of anti-light board temperature control system that declines, characterized by comprising:
Electrical pumping chamber, the electrical pumping chamber has roof, bottom wall and opposite the first side wall and second sidewall, described two
Side wall is set between the roof and the bottom wall；
Heating module, the heating module include electric pole plate, lower electrode plate, upper elevating lever, lower elevating lever, upper cylinder and
Lower cylinder, the electric pole plate and the lower electrode plate be oppositely disposed along the vertical direction it is intracavitary in the electrical pumping, it is described on
Elevating lever is arranged in the roof, and one end of the upper elevating lever is connected to the electric pole plate, the upper elevating lever it is another
End is connected to the output end of the upper cylinder, and the lower elevating lever is arranged in the bottom wall, one end connection of the lower elevating lever
The output end of the lower cylinder is connected in the other end of the lower electrode plate, the lower elevating lever；
Measuring temp module, the measuring temp module includes multiple non-contact temperature sensors, described contactless
Temperature sensor setting is intracavitary in the electrical pumping；And
Refrigerating module, the refrigerating module include two gas holes and cooling wind generating unit, and described two gas holes are along water
Square to being respectively provided in the first side wall and second sidewall, and described two gas holes correspond in the vertical direction it is described
Position between electric pole plate and the lower electrode plate, the cooling wind generating unit are electrically connected at the measuring temp module,
The cooling wind generating unit to detected according to the measuring temp module temperature value height and by described two air blowings
Hole is blown into compressed air to the electrical pumping is intracavitary.
Preferably, heater strip is mounted in the electric pole plate and the lower electrode plate.
Preferably, the electric pole plate and the lower electrode plate be two be powered after be product Injection Current electrode.
Preferably, heating module further includes cell piece slide cassette, the cell piece slide cassette be located at the electric pole plate and
Between the lower electrode plate.
Preferably, the multiple non-contact temperature sensor is separately mounted on the cavity inner wall of the electrical pumping chamber.
Preferably, the multiple non-contact temperature sensor is separately mounted to the upper elevating lever and the lower elevating lever
On.
Preferably, further include external constant-current source, the external constant-current source be electrically connected at the electric pole plate and it is described under
Electrode plate.
The cooling wind generating unit includes the autocontrol switch opened or stopped controlling cooling wind, and the autocontrol switch is used
It is opened when with the temperature value that is detected in the measuring temp module being more than preset value and is blown into compressed air and in the Temperature Quantity
It surveys when the temperature value that module detects is lower than the preset value and stops being blown into compressed air.
Compared with prior art, the utility model has the beneficial effects that the anti-light board temperature control that declines that the utility model uses
System, temperature control is more accurate, and cooling is more timely, and product can be made to reach better improved efficiency and the anti-light effect that declines.
Detailed description of the invention
Fig. 1 is the overall structure floor map of the anti-light board temperature control system that declines of the utility model.
Fig. 2 is the overall structure schematic three dimensional views of the anti-light board temperature control system that declines of the utility model.
Fig. 3 is the overall structure side view of the anti-light board temperature control system that declines of the utility model.
Specific embodiment
To make to have further understanding to the purpose of this utility model, construction, feature and its function, hereby cooperate embodiment
Detailed description are as follows.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, the anti-light board temperature control system that declines of an embodiment of the utility model includes: electric note
Enter chamber 1, heating module 2, measuring temp module 3 and refrigerating module 4.
Electrical pumping chamber 1 has roof 11, bottom wall 12 and opposite the first side wall 13 and second sidewall 14,13 He of the first side wall
Second sidewall 14 is set between roof 11 and bottom wall 12.
Heating module 2 include electric pole plate 21, lower electrode plate 22, upper elevating lever 23, lower elevating lever 24, upper cylinder 25 and under
Cylinder 26, electric pole plate 21 and lower electrode plate 22 are oppositely disposed along the vertical direction in electrical pumping chamber 1, and upper elevating lever 23 is worn
In roof 11, one end 231 of upper elevating lever 23 is connected to electric pole plate 21, and the other end 232 of upper elevating lever 23 is connected to gas
The output end 251 of cylinder 25, lower elevating lever 24 are arranged in bottom wall 12, and one end 241 of lower elevating lever 24 is connected to lower electrode plate 22, under
The other end 242 of elevating lever 24 is connected to the output end 261 of lower cylinder；Heating module 2 heats cell piece, can be by electricity
Pond piece power-up self-heating and electric pole plate 21 and the clamping of lower electrode plate 22 are heated, electric pole plate 21 and lower electrode plate 22
The very fast caused temperature decline of upper and lower part heat dissipation can be compensated.
Measuring temp module 3 includes multiple non-contact temperature sensors 31, and the setting of non-contact temperature sensor 31 exists
In electrical pumping chamber 1, using non-contact temperature sensor 31, settable multi-point temperature measurement, measurement range is bigger, provides a system to more
Accurately temperature control and feedback.
Refrigerating module 4 includes two gas holes 41 and cooling wind generating unit 42, and two gas holes 41 are distinguished in the horizontal direction
It is located on the first side wall 13 and second sidewall 14, and two gas holes 41 correspond to electric pole plate 21 and lower electricity in the vertical direction
Position between pole plate 22, cooling wind generating unit 42 are electrically connected at measuring temp module 3, and cooling wind generating unit 42 is to basis
The temperature value that measuring temp module 3 detects just and by two gas holes 41 is blown into compressed air into electrical pumping chamber 1, i.e.,
Electrical pumping chamber 1 is cooled down by the way of compressed air air blowing, and temperature is more than that setting value autocontrol switch opens cooling of blowing, temperature
Degree is lower than setting value, stops cooling of blowing.
Preferably, it is mounted on heater strip 27 in electric pole plate 21 and lower electrode plate 22, is produced after being powered by heater strip 27
Heat amount heats cell piece.
It preferably, is the electrode of product Injection Current, top electrode after electric pole plate 21 and lower electrode plate 22 are powered for two
Constant-current source is passed through electric current to cell piece by electrode after plate 21 and lower electrode plate 22 clamping product, is passed through galvanic cell piece temperature liter
Height, so as to be heated to cell piece.
Preferably, heating module 2 further includes cell piece slide cassette 5, and cell piece slide cassette 5 is located at electric pole plate 21 and lower electricity
Between pole plate 22, it is used for transmission cell piece.
Preferably, multiple non-contact temperature sensors 31 be separately mounted on the cavity inner wall of electrical pumping chamber, it can be achieved that
Multi-point temperature measurement, while locating tab assembly environment temperature.
Preferably, multiple non-contact temperature sensors 31 can also be separately mounted to elevating lever 23 and lower elevating lever 24
On, achieve the purpose that the intracavitary environment temperature of multimetering electrical pumping.
Preferably, the utility model further includes external constant-current source (not marking in the example shown), and external constant-current source is electrically connected
In electric pole plate 21 and lower electrode plate 22, power to electric pole plate 21 and lower electrode plate 22.
Preferably, cooling wind generating unit 42 include to control cooling wind open or stop autocontrol switch 43, it is described from
When control switch 43 to the temperature value that detects in the measuring temp module is more than preset value unlatching be blown into compressed air and
Stop being blown into compressed air when the temperature value that the measuring temp module detects is lower than the preset value.
The workflow of the present embodiment；In electrical pumping chamber 1, upper cylinder 25 drives electric pole plate 21 by upper elevating lever 23
It moves down, lower cylinder 26 drives lower electrode plate 22 to move up by lower elevating lever 24, electric pole plate 21 and lower electrode plate 22
After clamping cell piece slide cassette 5, the heater strip in electric pole plate 21 and lower electrode plate 22 begins to warm up cell piece, and constant-current source passes through
Electrode is passed through electric current to cell piece, is passed through the raising of galvanic cell piece temperature, and cavity two sides gas hole 41 is passed through compressed air progress
It cools.
The utility model is the anti-light board temperature control system that declines, and temperature control is more accurate, and quenching is more timely, product can be made to reach
To better improved efficiency and the anti-light effect that declines.
The utility model is described by above-mentioned related embodiment, however above-described embodiment is only to implement the utility model
Example.It must be noted that the embodiment disclosed is not limiting as the scope of the utility model.On the contrary, not departing from this
It is changed and retouched made by the spirit and scope of utility model, belongs to the scope of patent protection of the utility model.
Claims (8)
1. a kind of anti-light board temperature control system that declines, characterized by comprising:
Electrical pumping chamber, the electrical pumping chamber have roof, bottom wall and opposite the first side wall and second sidewall, described two side walls
It is set between the roof and the bottom wall；
Heating module, the heating module include electric pole plate, lower electrode plate, upper elevating lever, lower elevating lever, upper cylinder and lower gas
Cylinder, the electric pole plate and the lower electrode plate are oppositely disposed, the upper lifting intracavitary in the electrical pumping along the vertical direction
Bar is arranged in the roof, and one end of the upper elevating lever is connected to the electric pole plate, and the other end of the upper elevating lever connects
It is connected to the output end of the upper cylinder, the lower elevating lever is arranged in the bottom wall, and one end of the lower elevating lever is connected to institute
Lower electrode plate is stated, the other end of the lower elevating lever is connected to the output end of the lower cylinder；
Measuring temp module, the measuring temp module include multiple non-contact temperature sensors, the non-contact temperature
Sensor setting is intracavitary in the electrical pumping；And refrigerating module, the refrigerating module include that two gas holes and cooling wind produce
Life portion, described two gas holes are respectively provided in the horizontal direction in the first side wall and second sidewall, and described two air blowings
Hole corresponds to the position between the electric pole plate and the lower electrode plate in the vertical direction, and the cooling wind generating unit is electrical
It is connected to the measuring temp module, the cooling wind generating unit is to the temperature value that detects according to the measuring temp module
Height is simultaneously blown into compressed air to the electrical pumping is intracavitary by described two gas holes.
2. the anti-light board temperature control system that declines as described in claim 1, it is characterised in that the electric pole plate and the lower electrode
Heater strip is mounted in plate.
3. the anti-light board temperature control system that declines as described in claim 1, it is characterised in that the electric pole plate and the lower electrode
Plate be two be powered after be product Injection Current electrode.
4. the anti-light board temperature control system that declines as described in claim 1, it is characterised in that the heating module further includes cell piece
Slide cassette, the cell piece slide cassette is between the electric pole plate and the lower electrode plate.
5. the anti-light board temperature control system that declines as described in claim 1, it is characterised in that the multiple non-contact temperature sensing
Device is separately mounted on the cavity inner wall of the electrical pumping chamber.
6. the anti-light board temperature control system that declines as described in claim 1, it is characterised in that the multiple non-contact temperature sensing
Device is separately mounted on the upper elevating lever and the lower elevating lever.
7. the anti-light board temperature control system that declines as described in claim 1, it is characterised in that further include external constant-current source, the outside
Constant-current source is electrically connected at the electric pole plate and the lower electrode plate.
8. the anti-light board temperature control system that declines as described in claim 1, it is characterised in that the cooling wind generating unit include to
The autocontrol switch that cooling wind is opened or stopped is controlled, the autocontrol switch is to the temperature that detects in the measuring temp module
Unlatching is blown into compressed air when value is more than preset value and the temperature value detected in the measuring temp module is preset lower than described
Stop being blown into compressed air when value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820670895.3U CN208422867U (en) | 2018-05-07 | 2018-05-07 | A kind of anti-light board temperature control system that declines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820670895.3U CN208422867U (en) | 2018-05-07 | 2018-05-07 | A kind of anti-light board temperature control system that declines |
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| Publication Number | Publication Date |
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| CN208422867U true CN208422867U (en) | 2019-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820670895.3U Active CN208422867U (en) | 2018-05-07 | 2018-05-07 | A kind of anti-light board temperature control system that declines |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021120495A1 (en) * | 2019-12-17 | 2021-06-24 | 苏州巨能图像检测技术有限公司 | Solar cell electrical injection device |
-
2018
- 2018-05-07 CN CN201820670895.3U patent/CN208422867U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021120495A1 (en) * | 2019-12-17 | 2021-06-24 | 苏州巨能图像检测技术有限公司 | Solar cell electrical injection device |
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