CN110455664A - A kind of front electrode of solar battery weight in wet base measuring device and measuring method - Google Patents
A kind of front electrode of solar battery weight in wet base measuring device and measuring method Download PDFInfo
- Publication number
- CN110455664A CN110455664A CN201910893795.6A CN201910893795A CN110455664A CN 110455664 A CN110455664 A CN 110455664A CN 201910893795 A CN201910893795 A CN 201910893795A CN 110455664 A CN110455664 A CN 110455664A
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- solar battery
- sintering
- weight
- front electrode
- wet base
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- 238000000034 method Methods 0.000 title description 12
- 238000005245 sintering Methods 0.000 claims abstract description 73
- 239000012188 paraffin wax Substances 0.000 claims abstract description 56
- 239000011267 electrode slurry Substances 0.000 claims abstract description 16
- 238000000691 measurement method Methods 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000007790 scraping Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/022425—Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar cells
-
- 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
This application discloses a kind of front electrode of solar battery weight in wet base measuring devices, comprising: bottom plate；The closure frame being connected with the upper surface of bottom plate, and the height of closure frame is higher than the thickness of solar battery after sintering, the interior side length of closure frame is equal with the side length of solar battery after sintering.It can be seen that, when using device provided herein, after solar battery after sintering is placed in measuring device, because sintering after solar battery upper surface and closure frame top edge have certain difference in height due to form a groove, melt paraffin is injected in the groove, after paraffin obtains paraffin plate, paraffin plate then has the grid line groove to match with solar battery grid line after sintering, electrode slurry is added in grid line groove, before calculating paraffin plate addition electrode slurry, weight difference afterwards obtains the weight in wet base of front electrode, realize the measurement to the front electrode weight in wet base of battery after sintering.In addition, the application also provides a kind of measurement method having the above advantages.
Description
Technical field
This application involves technical field of solar batteries, measure more particularly to a kind of front electrode of solar battery weight in wet base
Device and measurement method.
Background technique
Solar energy is the environmentally protective new energy that a kind of reserves are unlimited, use process will not generate any waste water and dregs, closely
Nian Lai, photovoltaic industry rapidly develop.As social demand increases, the yield of photovoltaic module is increasing, while to photovoltaic module
Quality requirement it is also higher and higher.
In photovoltaic module, it is defeated that the connection of welding and front electrode determines that photovoltaic module resists the ability of external force, electric current
Output capacity and service life.The importing of the cheap internet access, electrode slurry of photovoltaic module power generation, photovoltaic module end reverse-engineering are commented
Electrode weight in wet base is estimated as a kind of demand, and at present in the preparation process of photovoltaic module, cell piece front electrode weight in wet base can be direct
It is measured by electronic balance weighing, but after the completion of cell piece sintering, the weight in wet base of reversal measuring front electrode but can be unreal
The method applied.
Therefore, how realizing that the front electrode weight in wet base to cell piece after sintering measures should be those skilled in the art's weight
Point concern.
Summary of the invention
The purpose of the application is to provide a kind of front electrode of solar battery weight in wet base measuring device and measuring method, to realize
Measurement to the front electrode weight in wet base of cell piece after sintering.
In order to solve the above technical problems, the application provides a kind of front electrode of solar battery weight in wet base measuring device, comprising:
Bottom plate；
The closure frame being connected with the upper surface of the bottom plate, and the height of the closure frame is higher than solar energy after sintering
The interior side length of the thickness of battery, the closure frame is equal with the side length of solar battery after the sintering.
Optionally, further includes:
Multiple chamfering filling components in the closure frame, and the thickness of the chamfering filling component and the burning
The thickness of solar battery is equal after knot, for filling after the sintering between solar battery and the interior angle of the closure frame
Gap.
Optionally, the bottom plate has the through-hole of the thickness through the bottom plate, for being connected with negative pressure system.
Optionally, the through-hole is evenly distributed in the upper surface.
Optionally, the closure frame is connected by detachable part with the upper surface.
Optionally, the detachable part is fixture or screw.
The application also provides a kind of front electrode of solar battery weight in wet base measurement method, comprising:
Solar battery after sintering is placed in the closure frame of front electrode of solar battery weight in wet base measuring device；
Melt paraffin is poured into the groove of solar battery and closure frame formation after the sintering；
The cooling melt paraffin being located in the groove, the paraffin plate solidified, after the paraffin plate and the sintering
The surface of solar battery contact has the grid line groove to match with the grid line of solar battery after the sintering；
The paraffin plate is separated with the groove, and measures the first weight of the paraffin plate；
Electrode slurry is scraped into the grid line groove, and measures the second weight for scraping the paraffin plate after the electrode slurry
Amount；
The difference for calculating second weight Yu first weight obtains the front electricity of solar battery after the sintering
Pole weight in wet base.
Optionally, melt paraffin is poured into described solar battery after the sintering formed with the closure frame it is recessed
Before slot, further includes:
Chamfering filling component is placed in the gap after the sintering between solar battery and the interior angle of the closure frame.
Optionally, melt paraffin is poured into described solar battery after the sintering formed with the closure frame it is recessed
Before slot, further includes:
Through-hole in the bottom plate of the front electrode of solar battery weight in wet base measuring device is connected with negative pressure system.
Front electrode of solar battery weight in wet base measuring device provided herein, comprising: bottom plate；It is upper with the bottom plate
The connected closure frame in surface, and the height of the closure frame is higher than the thickness of solar battery after sintering, the closure frame
The interior side length of frame is equal with the side length of solar battery after the sintering.As it can be seen that utilizing measuring device provided herein
When, after solar battery after sintering is placed in measuring device, because of the upper surface of solar battery and closure frame after sintering
Top edge has certain difference in height and forms a groove, injects melt paraffin in the groove, obtains stone to paraffin
After stencil plate, paraffin plate then has the grid line groove to match with solar battery grid line after sintering, and electricity is added in grid line groove
Pole slurry obtains the weight in wet base of front electrode by calculating the forward and backward weight difference of paraffin plate addition electrode slurry, i.e. the application measures
The measurement to the front electrode weight in wet base of cell piece after sintering may be implemented in device.In addition, the application also provides one kind with above-mentioned
The measurement method of advantage.
Detailed description of the invention
It, below will be to embodiment or existing for the clearer technical solution for illustrating the embodiment of the present application or the prior art
Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only this Shen
Some embodiments please for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structural representation of front electrode of solar battery weight in wet base measuring device provided by the embodiment of the present application
Figure；
Fig. 2 is that the structure of another kind front electrode of solar battery weight in wet base measuring device provided by the embodiment of the present application is shown
It is intended to；
Fig. 3 is the section knot of another kind front electrode of solar battery weight in wet base measuring device provided by the embodiment of the present application
Structure schematic diagram；
Fig. 4 is that the structure of another kind front electrode of solar battery weight in wet base measuring device provided by the embodiment of the present application is shown
It is intended to；
Fig. 5 is a kind of flow chart of front electrode of solar battery weight in wet base measurement method provided by the embodiment of the present application；
Fig. 6 is that front electrode of solar battery weight in wet base measuring device pours into the structural schematic diagram after melt paraffin；
Fig. 7 is the process of another kind front electrode of solar battery weight in wet base measurement method provided by the embodiment of the present application
Figure；
In figure: 1. bottom plates, 2. closure frames, 3. chamfering filling components, 4. through-holes, solar battery after 5. sintering, 6. grid
Line, 7. detachable parts, 8. paraffin.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, with reference to the accompanying drawings and detailed description
The application is described in further detail.Obviously, described embodiments are only a part of embodiments of the present application, rather than
Whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall in the protection scope of this application.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, but the present invention can be with
Implemented using other than the one described here other way, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by the specific embodiments disclosed below.
Just as described in the background section, at present in the preparation process of photovoltaic module, cell piece front electrode weight in wet base can
Directly to be measured by electronic balance weighing, but after the completion of cell piece sintering, the weight in wet base of reversal measuring front electrode does not have but
The method that can be implemented.
In view of this, this application provides a kind of front electrode of solar battery weight in wet base measuring devices, referring to FIG. 1, Fig. 1
For a kind of structural schematic diagram of front electrode of solar battery weight in wet base measuring device provided by the embodiment of the present application, measurement dress
It sets and includes:
Bottom plate 1；
The closure frame 2 being connected with the upper surface of the bottom plate 1, and the height of the closure frame 2 is higher than after sintering too
The thickness of positive energy battery, the interior side length of the closure frame 2 are equal with the side length of solar battery after the sintering.
It should be pointed out that the shape of bottom plate 1 is not specifically limited in the present embodiment, it can self-setting.For example, bottom plate
1 shape can be rectangle, perhaps round or square, etc..
It should be noted that the structure of closure frame 2 is not specifically limited in this example, it can self-setting.For example, closing
Close the closure frame 2 that frame 2 can be integrated type, or the closure frame 2 being composed of multiple frames.
Preferably, in one embodiment of the application, closure frame 2 is quadrangle closure frame 2, manufacture craft letter
It is single.
Specifically, the interior side length of closure frame 2 is depending on the side length of solar battery after sintering, for example, closure frame 2
Interior side length can be 156.75mm or 158.75mm, etc..
It is understood that the surface area of bottom plate 1 is more than or equal to the outer elongated corresponding area of closure frame 2, guarantee
2 region of closure frame is the surface of bottom plate 1, and hollow-out part is not present, to guarantee to measure just using the measuring device
Face electrode can be gone on smoothly.
When using measuring device provided by the present embodiment, after solar battery after sintering is placed in measuring device,
Because sintering after solar battery upper surface and closure frame 2 top edge have certain difference in height due to form a groove,
Melt paraffin is injected in the groove, after paraffin obtains paraffin plate, paraffin plate then has and solar battery after sintering
The grid line groove that grid line matches, is added electrode slurry in grid line groove, forward and backward by calculating paraffin plate addition electrode slurry
Weight difference obtain the weight in wet base of front electrode, i.e. the application measuring device may be implemented wet to the front electrode of cell piece after sintering
The measurement of weight.
Referring to FIG. 2, Fig. 2 is the measurement dress of another kind front electrode of solar battery weight in wet base provided by the embodiment of the present application
The structural schematic diagram set.
On the basis of the above embodiments, in one embodiment of the application, front electrode of solar battery weight in wet base is surveyed
Measure device further include:
Multiple chamfering filling components 3 in the closure frame 2, and the thickness of the chamfering filling component 3 and institute
The thickness for stating solar battery after sintering is equal, for filling after the sintering in solar battery and the closure frame 2
Gap between angle.
Specifically, closure frame 2 is quadrangle closure frame, when the shape of solar battery is octagon after sintering,
Solar battery is put into after measurement that there are gaps with the position at four angles of closure frame 2 after sintering, can be filled with chamfering
Component 3 fills up gap, and guarantees the level height that chamfering filling component 3 is consistent with solar battery sheet after sintering.
Referring to FIG. 3, Fig. 3 is the measurement dress of another kind front electrode of solar battery weight in wet base provided by the embodiment of the present application
The schematic diagram of the section structure set.
On the basis of the above embodiments, in one embodiment of the application, the bottom plate 1, which has, runs through the bottom plate
The through-hole 4 of 1 thickness, for being connected with negative pressure system.
Specifically, through-hole 4 is connected with negative pressure system, play the role of solar battery 5 after absorption sintering, makes after being sintered too
Positive energy battery 5 keeps smooth, reduces bring warpage due to self-acting power.
Preferably, the through-hole 4 is evenly distributed in the upper surface.
Based on any of the above embodiments, in one embodiment of the application, the closure frame 2 passes through removable
It unloads component 7 to be connected with the upper surface, specifically please refers to Fig. 4.
Preferably, the detachable part 7 is fixture or screw, facilitates the connection of closure frame 2 and bottom plate 1 and tears open
It unloads.
The application also provides a kind of front electrode of solar battery weight in wet base measurement method, referring to FIG. 5, Fig. 5 is the application
A kind of flow chart of front electrode of solar battery weight in wet base measurement method, the measurement method provided by embodiment include:
Step S101: solar battery after sintering is placed in the closure frame of front electrode of solar battery weight in wet base measuring device
In frame；
Specifically, solar battery faces up after sintering.
Step S102: melt paraffin is poured into the groove of solar battery and closure frame formation after the sintering；
Specifically, with reference to Fig. 6, since the height of closure frame is higher than the height of solar battery after sintering, so sintering
After solar battery is placed in closure frame afterwards, the front of solar battery forms a groove with closure frame after sintering.
Step S103: the cooling melt paraffin being located in the groove, the paraffin plate solidified, the paraffin plate and institute
Stating the surface that solar battery contacts after being sintered has the grid line groove to match with the grid line of solar battery after the sintering；
Step S104: the paraffin plate is separated with the groove, and measures the first weight of the paraffin plate；
Step S105: electrode slurry is scraped into the grid line groove, and is measured and scraped the paraffin plate after the electrode slurry
The second weight；
Step S106: the difference of second weight and first weight is calculated, solar-electricity after the sintering is obtained
The front electrode weight in wet base in pond.
Front electrode of solar battery weight in wet base measurement method provided by the present embodiment passes through solar battery after being sintered
It is placed in the closure frame of front electrode of solar battery weight in wet base measuring device；Melt paraffin is poured into solar battery after being sintered
The groove formed with closure frame；After cooling melt paraffin in the grooves, the paraffin plate solidified, paraffin plate and sintering
The surface of solar battery contact has the grid line groove to match with the grid line of solar battery after sintering；By paraffin plate with it is recessed
Slot separation, and measure the first weight of paraffin plate；Electrode slurry is scraped into grid line groove, and measures and scrapes the stone after electrode slurry
Second weight of stencil plate；The difference for calculating the second weight Yu the first weight, the front electrode of solar battery is wet after being sintered
Weight realizes the measurement to the front electrode weight in wet base of cell piece after sintering.
On the basis of the above embodiments, in one embodiment of the application, it is described melt paraffin poured into it is described
Before the groove that solar battery and the closure frame are formed after sintering, further includes: chamfering filling component is placed in the burning
Gap after knot between solar battery and the interior angle of the closure frame so that after sintering solar battery and closure frame it
Between gap is not present, prepare for the subsequent melt paraffin that pours into.
Referring to FIG. 7, Fig. 7 is a kind of front electrode of solar battery weight in wet base measurement method provided by the embodiment of the present application
Flow chart, which includes:
Step S201: solar battery after sintering is placed in the closure frame of front electrode of solar battery weight in wet base measuring device
In frame；
Step S202: by chamfering filling component be placed in after the sintering interior angle of solar battery and the closure frame it
Between gap；
Step S203: by the through-hole and negative pressure system in the bottom plate of the front electrode of solar battery weight in wet base measuring device
It is connected；
Specifically, being adsorbed by being connect with negative pressure system through-hole to solar battery after sintering, after reducing sintering
Because of self-acting power warpage occurs for solar battery, so that front electrode weight in wet base measurement result is more acurrate.
Step S204: melt paraffin is poured into the groove of solar battery and closure frame formation after the sintering；
Step S205: the cooling melt paraffin being located in the groove, the paraffin plate solidified, the paraffin plate and institute
Stating the surface that solar battery contacts after being sintered has the grid line groove to match with the grid line of solar battery after the sintering；
Step S206: the paraffin plate is separated with the groove, and measures the first weight of the paraffin plate；
Step S207: electrode slurry is scraped into the grid line groove, and is measured and scraped the paraffin plate after the electrode slurry
The second weight；
Step S208: the difference of second weight and first weight is calculated, solar-electricity after the sintering is obtained
The front electrode weight in wet base in pond.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with it is other
The difference of embodiment, same or similar part may refer to each other between each embodiment.For being filled disclosed in embodiment
For setting, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is referring to method part
Explanation.
Front electrode of solar battery weight in wet base measuring device and measuring method provided herein have been carried out in detail above
It is thin to introduce.Specific examples are used herein to illustrate the principle and implementation manner of the present application, and above embodiments are said
It is bright to be merely used to help understand the present processes and its core concept.It should be pointed out that for the ordinary skill of the art
For personnel, under the premise of not departing from the application principle, can also to the application, some improvement and modification can also be carried out, these improvement
It is also fallen into the protection scope of the claim of this application with modification.
Claims (9)
1. a kind of front electrode of solar battery weight in wet base measuring device characterized by comprising
Bottom plate；
The closure frame being connected with the upper surface of the bottom plate, and the height of the closure frame is higher than solar battery after sintering
Thickness, the interior side length of the closure frame is equal with the side length of solar battery after the sintering.
2. front electrode of solar battery weight in wet base measuring device as described in claim 1, which is characterized in that further include:
Multiple chamfering filling components in the closure frame, and after the thickness of the chamfering filling component and the sintering
The thickness of solar battery is equal, for filling the sky after the sintering between solar battery and the interior angle of the closure frame
Gap.
3. front electrode of solar battery weight in wet base measuring device as described in claim 1, which is characterized in that the bottom plate has
Through the through-hole of the thickness of the bottom plate, for being connected with negative pressure system.
4. front electrode of solar battery weight in wet base measuring device as claimed in claim 3, which is characterized in that the through-hole is in institute
Upper surface is stated to be evenly distributed.
5. such as the described in any item front electrode of solar battery weight in wet base measuring devices of Claims 1-4, which is characterized in that institute
Closure frame is stated to be connected by detachable part with the upper surface.
6. front electrode of solar battery weight in wet base measuring device as claimed in claim 5, which is characterized in that the detachable part
Part is fixture or screw.
7. a kind of front electrode of solar battery weight in wet base measurement method characterized by comprising
Solar battery after sintering is placed in the closure frame of front electrode of solar battery weight in wet base measuring device；
Melt paraffin is poured into the groove of solar battery and closure frame formation after the sintering；
The cooling melt paraffin being located in the groove, the paraffin plate solidified, the paraffin plate and the sun after the sintering
The surface of energy battery contact has the grid line groove to match with the grid line of solar battery after the sintering；
The paraffin plate is separated with the groove, and measures the first weight of the paraffin plate；
Electrode slurry is scraped into the grid line groove, and measures the second weight for scraping the paraffin plate after the electrode slurry；
The difference for calculating second weight Yu first weight, the front electrode for obtaining solar battery after the sintering are wet
Weight.
8. front electrode of solar battery weight in wet base measuring device as claimed in claim 7, which is characterized in that will be melted described
Paraffin pours into before the groove that solar battery and the closure frame are formed after the sintering, further includes:
Chamfering filling component is placed in the gap after the sintering between solar battery and the interior angle of the closure frame.
9. front electrode of solar battery weight in wet base measuring device as claimed in claim 7 or 8, which is characterized in that incited somebody to action described
Melt paraffin pours into before the groove that solar battery and the closure frame are formed after the sintering, further includes:
Through-hole in the bottom plate of the front electrode of solar battery weight in wet base measuring device is connected with negative pressure system.
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| CN201910893795.6A CN110455664A (en) | 2019-09-20 | 2019-09-20 | A kind of front electrode of solar battery weight in wet base measuring device and measuring method |
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| CN201910893795.6A CN110455664A (en) | 2019-09-20 | 2019-09-20 | A kind of front electrode of solar battery weight in wet base measuring device and measuring method |
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