KR101345124B1 - Peel Strength Measuring Device for components of Solar Cell and Measuring Method for the same - Google Patents
Peel Strength Measuring Device for components of Solar Cell and Measuring Method for the same Download PDFInfo
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- KR101345124B1 KR101345124B1 KR1020110145395A KR20110145395A KR101345124B1 KR 101345124 B1 KR101345124 B1 KR 101345124B1 KR 1020110145395 A KR1020110145395 A KR 1020110145395A KR 20110145395 A KR20110145395 A KR 20110145395A KR 101345124 B1 KR101345124 B1 KR 101345124B1
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- stud
- panel
- solar cell
- fixing groove
- peel strength
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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
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- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Photovoltaic Devices (AREA)
Abstract
Peel strength measuring device of the solar cell component of the present invention, the stud assembly for fixing the solar panel to measure the interlayer peel strength of the solar panel consisting of one or more layers, the drive unit for moving the stud assembly in the opposite direction, A stud assembly including a measurement unit for measuring a change in tensile force of the stud assembly, the stud assembly comprising: a first stud having a first fixing groove to receive and fix the lower layer of the panel; And a second stud having a second fixing groove to receive and fix the upper layer of the panel, wherein the first stud and the second stud are vertically moved in opposite directions.
Description
The present invention relates to a peeling strength measuring device and a measuring method between the solar cell components, and more particularly to a peeling strength measuring device of the solar cell component for quantitatively measuring the adhesive strength between the encapsulant and the back sheet of the solar cell panel and It relates to a measuring method.
The solar cell panel is composed of a glass substrate as a base, an encapsulant, and a back sheet formed on the encapsulant, and the encapsulant and the backsheet are generally laminated by the adhesive force of the encapsulant.
When the adhesive strength between the backsheet and the encapsulant is weakened, moisture penetrates between them, which may cause corrosion of the solar cell, and thus, the adhesive strength between the backsheet and the encapsulant is determined by the solar panel. It can be recognized as an important factor in determining long-term reliability.
Therefore, various measurement methods for quantitatively measuring the adhesive strength of the backsheet and the encapsulant have been proposed. Until now, the method of measuring the adhesive strength (peel strength) of the backsheet, as shown in FIG. After the tip was peeled off and bent, the method of measuring the peel strength between the backsheet 31 and the
However, in the method of measuring the peel strength by bending a part of the back sheet as described above, when the back sheet is deteriorated and cured, a problem occurs in that the back sheet is broken when measuring the peel strength of the back sheet.
It is an object of the present invention to provide a peeling strength measuring apparatus and measuring method of a solar cell panel capable of quantitatively measuring the peeling strength of a backsheet irrespective of the curing of the backsheet.
In order to achieve the object of the present invention described above, the present invention provides a stud assembly for fixing the solar cell panel, the stud assembly to move in the opposite direction to each other in order to measure the interlayer peel strength of the solar cell panel consisting of one or more layers An apparatus for measuring peeling strength of a solar panel including a driving unit and a measuring unit measuring a change in tensile force of the stud assembly, the apparatus comprising: a first stud having a first fixing groove in which a lower layer of the panel is received and fixed; And a second stud having a second fixing groove to receive and fix the upper layer of the panel, wherein the first stud and the second stud are moved up and down in opposite directions. An intensity measuring device can be provided.
Here, the depth of the first fixing groove of the first stud corresponds to the height from the peel strength measurement surface between the upper layer and the lower layer to the bottom surface of the lower layer, the depth of the second fixing groove of the second stud is the peeling It may correspond to the height from the strength measurement surface to the upper surface of the upper layer.
In addition, the bottom surface of the lower layer and the top surface of the upper layer of the panel may be adhesively bonded to the first fixing groove and the second fixing groove with an adhesive.
The lower layer of the panel may be a glass substrate and an encapsulant, and the upper layer of the panel may be a back sheet.
In addition, the lower layer of the panel is a glass substrate, the upper layer of the panel may be a back sheet and an encapsulant, and the lower layer of the panel is a glass substrate and a first encapsulant, the upper layer of the panel is a back sheet, a second encapsulation Ash and solar cell.
Method for measuring the peel strength of the solar cell panel according to the present invention, forming the first and second fixing grooves in the first stud and the second stud to accommodate and fix the solar cell panel formed of a multi-layer sheet (S110); Adhesively fixing the bottom surface of the lowermost layer of the solar cell panel to the first fixing groove of the first stud and the upper surface of the uppermost layer to the second fixing groove of the second stud (S120); Curing the adhesive for fixing the solar panel to the first and second studs (S130); Peeling the sheet of the solar cell panel by moving the first stud and the second stud in opposite directions (S140); And measuring peeling strength of the solar cell panel by measuring a change in tensile force of the first stud or the second stud (S150).
According to the present invention, a peeling strength measuring apparatus of a solar cell panel capable of quantitatively measuring peeling strength between various sheet layers of a backsheet or a solar cell panel without being peeled off and part of the backsheet is removed. Can be provided.
1 is a cross-sectional view of a stud assembly of the peel strength measuring apparatus according to an embodiment of the present invention;
2 is a cross-sectional view of a stud assembly with a solar cell panel installed;
3 is a cross-sectional view showing that the back sheet is peeled from the encapsulant;
4 is a cross-sectional view of a multilayer solar cell panel; And
5 is a schematic view showing the measurement of the peel strength of the backsheet of the prior art.
Hereinafter, with reference to the accompanying drawings will be described in detail the peel strength measurement apparatus and measuring method of a solar cell component according to a preferred embodiment of the present invention.
The peeling
As shown in FIG. 1, the
The
The
The
That is, as shown in Figure 2, the
That is, the depth of the
The
That is, in order to measure the peel strength between the
On the other hand, as shown in Figure 4, in order to measure the peel strength of the multi-layer panel sample provided with a
As shown in FIG. 4, the
The measuring method of measuring the peeling strength of a panel using the peeling strength measuring apparatus of the solar cell component which has the structure as mentioned above,
Forming first and second fixing grooves in the first stud and the second stud to accommodate and fix the solar cell panel formed of the multilayer sheet (S110); Bonding the bottom surface of the lowermost layer of the solar cell panel to the first fixing groove of the first stud and the upper surface of the top layer to the second fixing groove of the second stud with an adhesive (S120); Curing the adhesive for fixing the solar panel to the stud (S130); Peeling the sheet of the solar cell panel by moving the first stud and the second stud in opposite directions (S140); In operation S150, the peeling strength of the solar cell panel may be measured by measuring a change in tensile force of the first stud or the second stud.
In the fixing groove forming step (S110), the depth of the first fixing groove is equal to the height from the surface to which the peel strength is measured to the bottom of the bottom layer of the panel, and the depth of the second fixing groove is from the surface to which the peel strength is measured. It may be equal to the height to the top of the top layer of the panel.
In the adhesive fixing step (S120), the adhesive for adhesively fixing the top layer and the bottom layer of the panel to the first or second stud may be a heat curable or ultraviolet curable adhesive.
As mentioned above, although the peeling strength measuring apparatus and the measuring method of the solar cell component of this invention were demonstrated with reference to the preferred embodiment of this invention, the scope of the present invention is not limited to the above-mentioned embodiment, It will be apparent to those skilled in the art that modifications, changes and various variations are possible without departing from the scope of the invention.
100: peel strength measuring device 110: stud assembly
111,112: first and second stud 113: fixing groove
113a, 113b: first and second fixing grooves 10: solar cell panel
11
13: backsheet 20: solar panel
21: glass substrate 22: the first encapsulation material
23
25: backsheet 31: backsheet
32: encapsulant
Claims (7)
The stud assembly may include a first stud having a first fixing groove in which the lower layer of the panel is accommodated and fixed and having a cross section having a “T” shape; And a second stud having a second fixing groove to receive and fix the upper layer of the panel and having a “T” shape in cross section; wherein the first stud and the second stud are vertically moved in opposite directions. The lower surface of the lower layer of the panel and the upper surface of the upper layer are adhesively bonded to the first fixing groove and the second fixing groove by an adhesive, and the depth of the first fixing groove of the first stud is measured for peel strength between the upper layer and the lower layer. Corresponds to a height from a surface to a bottom surface of the lower layer, and a depth of the second fixing groove of the second stud corresponds to a height from the peel strength measurement surface to the upper surface of the upper layer,
Peel strength measuring device of the solar cell component, characterized in that the area of the first fixing groove and the second fixing groove is 1cm × 1cm.
The lower layer of the panel is a glass substrate and an encapsulant, the upper layer of the panel is a peel sheet strength measuring device of the solar cell component, characterized in that.
The lower layer of the panel is a glass substrate, the upper layer of the panel is peeling strength measuring device of the solar cell component, characterized in that the back sheet and the encapsulant.
The lower layer of the panel is a glass substrate and the first encapsulant, the upper layer of the panel is a back sheet, the second encapsulant and the solar cell cell peel strength measuring apparatus characterized in that the solar cell.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020110145395A KR101345124B1 (en) | 2011-12-29 | 2011-12-29 | Peel Strength Measuring Device for components of Solar Cell and Measuring Method for the same |
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Application Number | Priority Date | Filing Date | Title |
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KR1020110145395A KR101345124B1 (en) | 2011-12-29 | 2011-12-29 | Peel Strength Measuring Device for components of Solar Cell and Measuring Method for the same |
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KR20130076950A KR20130076950A (en) | 2013-07-09 |
KR101345124B1 true KR101345124B1 (en) | 2013-12-26 |
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KR1020110145395A KR101345124B1 (en) | 2011-12-29 | 2011-12-29 | Peel Strength Measuring Device for components of Solar Cell and Measuring Method for the same |
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Families Citing this family (1)
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KR102366493B1 (en) | 2018-10-26 | 2022-02-24 | 주식회사 엘지에너지솔루션 | Apparatus for measuring peel strength of battery compartments using electromagnet and Method for measuring peel strength thereby |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200261974Y1 (en) * | 2001-08-30 | 2002-02-06 | 윤경구 | An apparatus for measurement of sticking strength of concrete by direct tension |
KR100426325B1 (en) | 2002-02-27 | 2004-04-14 | 대상엔지니어링(주) | An apparatus and method for measurement of adhesion strength of concrete by a uniaxial tension |
JP2005300414A (en) | 2004-04-14 | 2005-10-27 | Ricoh Co Ltd | Powder adhesiveness measuring method and powder adhesiveness measuring method |
KR100579953B1 (en) | 2003-08-08 | 2006-05-12 | 현대자동차주식회사 | Powdering test equipment of coated steel sheet and test method to use this |
-
2011
- 2011-12-29 KR KR1020110145395A patent/KR101345124B1/en active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200261974Y1 (en) * | 2001-08-30 | 2002-02-06 | 윤경구 | An apparatus for measurement of sticking strength of concrete by direct tension |
KR100426325B1 (en) | 2002-02-27 | 2004-04-14 | 대상엔지니어링(주) | An apparatus and method for measurement of adhesion strength of concrete by a uniaxial tension |
KR100579953B1 (en) | 2003-08-08 | 2006-05-12 | 현대자동차주식회사 | Powdering test equipment of coated steel sheet and test method to use this |
JP2005300414A (en) | 2004-04-14 | 2005-10-27 | Ricoh Co Ltd | Powder adhesiveness measuring method and powder adhesiveness measuring method |
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