CN103575650A - Method for testing release force of photovoltaic module - Google Patents

Method for testing release force of photovoltaic module Download PDF

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Publication number
CN103575650A
CN103575650A CN201310589972.4A CN201310589972A CN103575650A CN 103575650 A CN103575650 A CN 103575650A CN 201310589972 A CN201310589972 A CN 201310589972A CN 103575650 A CN103575650 A CN 103575650A
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CN
China
Prior art keywords
photovoltaic module
glass
backboard
testing
tensioning member
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.)
Pending
Application number
CN201310589972.4A
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Chinese (zh)
Inventor
张飞飞
陈沁�
顾斌锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Powerld Photovoltaic Technology (suzhou) Co Ltd
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Powerld Photovoltaic Technology (suzhou) Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Powerld Photovoltaic Technology (suzhou) Co Ltd filed Critical Powerld Photovoltaic Technology (suzhou) Co Ltd
Priority to CN201310589972.4A priority Critical patent/CN103575650A/en
Publication of CN103575650A publication Critical patent/CN103575650A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a method for testing a release force of a photovoltaic module. The method comprises the following steps: 1, sampling, selecting a back plate or glass of the photovoltaic module, and releasing the back plate or the glass from the photovoltaic module by 2-5 cm; 2, putting the photovoltaic module onto a test worktable, fixing the photovoltaic module by a photovoltaic module fixing piece, clamping the release end of the back plate or the glass by a material clamping head of a stretching test part, and hooking one end of a metal frame of the photovoltaic module by a material hook of the stretching test part; 3, releasing the back plate or the glass upwards by the stretching test part, and finally testing the release force of the back plate or the glass of the photovoltaic module by the weighing sensor. According to the method, the back plate or the glass of the photovoltaic module is selected as a tested photovoltaic module material and is released by the stretching test part, and the release force of the tested photovoltaic module material is tested through the weighing sensor, thereby guaranteeing product quality.

Description

The method of testing of photovoltaic module peeling force
Technical field
The present invention relates to solar photovoltaic assembly field tests, relate in particular to a kind of method of testing of photovoltaic module peeling force.
Background technology
At present, solar photovoltaic assembly comprises laminate and the metal edge frame that is arranged at laminate two ends, and laminate comprises cell piece, the glass that is arranged at respectively cell piece both sides and backboard, is also provided with EVA layer between cell piece and glass, backboard.
Solar photovoltaic assembly is the core in solar power system, is also most important part in solar power system.Its effect is to convert solar energy into electrical energy, or is sent in accumulator and stores, or promotes loaded work piece.Along with the development of new energy technology, photovoltaic module is applied in various products more and more, also with regard to making, the test of photovoltaic module performance is become to particularly important.Peeling force in solar photovoltaic assembly between laminate has very important effect to the stability of product and quality, in prior art, lacks the method for test light photovoltaic assembly peeling force.
Summary of the invention
The object of the invention is to overcome the defect that prior art exists, a kind of method of testing of photovoltaic module peeling force is provided.
The technical scheme that realizes the object of the invention is: the method for testing of photovoltaic module peeling force, comprises the following steps:
Step 1, samples, and chooses backboard or the glass of photovoltaic module, and backboard or glass are separated to photovoltaic module 2~5cm;
Step 2, photovoltaic module is positioned on test table, with photovoltaic module fixture, fix photovoltaic module, meanwhile, with the material clamp head-clamp of test tensioning member, get the peel tip of backboard or glass and hook photovoltaic module metal edge frame one end with the material hook of test tensioning member;
Step 3, with test tensioning member make progress peel-away backings or glass, when test tensioning member upwards stretches, the moving photovoltaic module of material hook strip moves and makes backboard or the glass peeled off keep vertical with photovoltaic module, finally by LOAD CELLS, is measured the peeling force of backboard or the glass of peeling off this photovoltaic module.
Further, in described step 1, choosing the backboard of photovoltaic module or the width of glass is 1~10cm.
While further, sampling in described step 1, with light source, impinge upon on photovoltaic module.
Further, the flexible member of the LOAD CELLS in described step 3 produces elastic deformation under the effect of the tensile force of test tensioning member, make the resistance strain gage that sticks on flexible member surface also produce distortion, after resistance strain gage distortion, resistance changes, and through metering circuit, resistance variations is converted to electric signal.
The present invention has positive effect: in the present invention, choose the backboard of photovoltaic module or glass as measured photovoltaic module material, utilize the peeling force of testing tensioning member peel-away backings or glass and measuring this measured photovoltaic module material by LOAD CELLS, thereby guarantee the quality of product.
Embodiment
Embodiment 1
First preferred embodiment of the invention provides a kind of method of testing of photovoltaic module peeling force, comprises the following steps:
Step 1, sampling, impinges upon on photovoltaic module with light source, chooses the backboard that photovoltaic module width is 1~10cm, and backboard is separated to photovoltaic module 2~5cm, and the backboard that the present embodiment preferable width is 5cm, separates photovoltaic module 4cm by backboard;
Step 2, photovoltaic module is positioned on test table, with photovoltaic module fixture, fix photovoltaic module, meanwhile, with the material clamp head-clamp of test tensioning member, get the peel tip of backboard and hook photovoltaic module metal edge frame one end with the material hook of test tensioning member;
Step 3, by the test tensioning member peel-away backings that makes progress, when test tensioning member upwards stretches, the moving photovoltaic module of material hook strip moves and makes the backboard peeled off vertical with photovoltaic module maintenance, finally by LOAD CELLS, measures the peeling force of peeling off this photovoltaic component back plate.
In the present embodiment, the flexible member of LOAD CELLS produces elastic deformation under the effect of the tensile force of test tensioning member, make the resistance strain gage that sticks on flexible member surface also produce distortion, after resistance strain gage distortion, resistance changes, through metering circuit, resistance variations is converted to electric signal, completes the process that weight transfers electric signal to.
In the present embodiment, choose the backboard of photovoltaic module as measured photovoltaic module material, utilize the peeling force of testing tensioning member peel-away backings and measuring this measured photovoltaic module material by LOAD CELLS, thereby guarantee the quality of product.
Embodiment 2
Second preferred embodiment of the invention provides a kind of method of testing of photovoltaic module peeling force, comprises the following steps:
Step 1, sampling, impinges upon on photovoltaic module with light source, chooses the glass that photovoltaic module width is 1~10cm, and glass is separated to photovoltaic module 2~5cm, and the backboard that the present embodiment preferable width is 5cm, separates photovoltaic module 4cm by glass;
Step 2, photovoltaic module is positioned on test table, with photovoltaic module fixture, fix photovoltaic module, meanwhile, with the material clamp head-clamp of test tensioning member, get the peel tip of glass and hook photovoltaic module metal edge frame one end with the material hook of test tensioning member;
Step 3, upwards peels off glass with test tensioning member, and when test tensioning member upwards stretches, the moving photovoltaic module of material hook strip moves and makes the glass of peeling off keep vertical with photovoltaic module, finally by LOAD CELLS, measures the peeling force of peeling off this photovoltaic component glass.
In the present embodiment, choose the glass of photovoltaic module as measured photovoltaic module material, utilize and test the peeling force that tensioning member is peeled off glass and measured this measured photovoltaic module material by LOAD CELLS, thus the quality of assurance product.
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (4)

1. the method for testing of photovoltaic module peeling force, is characterized in that, comprises the following steps:
Step 1, samples, and chooses backboard or the glass of photovoltaic module, and backboard or glass are separated to photovoltaic module 2~5cm;
Step 2, photovoltaic module is positioned on test table, with photovoltaic module fixture, fix photovoltaic module, meanwhile, with the material clamp head-clamp of test tensioning member, get the peel tip of backboard or glass and hook photovoltaic module metal edge frame one end with the material hook of test tensioning member;
Step 3, with test tensioning member make progress peel-away backings or glass, when test tensioning member upwards stretches, the moving photovoltaic module of material hook strip moves and makes backboard or the glass peeled off keep vertical with photovoltaic module, finally by LOAD CELLS, is measured the peeling force of backboard or the glass of peeling off this photovoltaic module.
2. the method for testing of photovoltaic module peeling force according to claim 1, is characterized in that, in described step 1, choosing the backboard of photovoltaic module or the width of glass is 1~10cm.
3. the method for testing of photovoltaic module peeling force according to claim 1, is characterized in that, while sampling in described step 1, with light source, impinges upon on photovoltaic module.
4. the method for testing of photovoltaic module peeling force according to claim 1, it is characterized in that, the flexible member of the LOAD CELLS in described step 3 produces elastic deformation under the effect of the tensile force of test tensioning member, make the resistance strain gage that sticks on flexible member surface also produce distortion, after resistance strain gage distortion, resistance changes, and through metering circuit, resistance variations is converted to electric signal.
CN201310589972.4A 2013-11-21 2013-11-21 Method for testing release force of photovoltaic module Pending CN103575650A (en)

Priority Applications (1)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310589972.4A CN103575650A (en) 2013-11-21 2013-11-21 Method for testing release force of photovoltaic module

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CN103575650A true CN103575650A (en) 2014-02-12

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107589070A (en) * 2017-11-01 2018-01-16 珠海市魅族科技有限公司 The method of testing of stainless steel aluminum alloy composite board peeling force
CN107870099A (en) * 2017-11-07 2018-04-03 普德光伏技术(苏州)有限公司 A kind of photovoltaic module EVA degree of cross linking sampling methods
CN114235682A (en) * 2021-12-27 2022-03-25 南京日托光伏新能源有限公司 Method for testing surface coating bonding force of electroplated metal foil for MWT battery pack

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TW201137339A (en) * 2010-04-21 2011-11-01 Hon Hai Prec Ind Co Ltd System and method for testing viscous force of an adhesive tape
CN202614658U (en) * 2012-03-28 2012-12-19 上饶光电高科技有限公司 Battery sheet automatic welding tensile machine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2073113U (en) * 1990-10-13 1991-03-13 北京市汽车研究所 Tester for hand pulling force
CN101545803A (en) * 2008-03-28 2009-09-30 林国桢 Multifunctional voice calculation and quotation electronic hanging scale
JP2010139336A (en) * 2008-12-10 2010-06-24 Kurashiki Kako Co Ltd Adhesion test method
TW201137339A (en) * 2010-04-21 2011-11-01 Hon Hai Prec Ind Co Ltd System and method for testing viscous force of an adhesive tape
CN201819869U (en) * 2010-10-13 2011-05-04 嵊州市新化科技有限公司 Clamp for detecting bonding strength of photovoltaic component backboard
CN202614658U (en) * 2012-03-28 2012-12-19 上饶光电高科技有限公司 Battery sheet automatic welding tensile machine

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Title
张文刚等: "《GB/T 2790-1995胶粘剂180°剥离强度试验方法 挠性材料对刚性材料》", 1 August 1996, article "GB/T 2790-1995胶粘剂180°剥离强度试验方法 挠性材料对刚性材料" *
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107589070A (en) * 2017-11-01 2018-01-16 珠海市魅族科技有限公司 The method of testing of stainless steel aluminum alloy composite board peeling force
CN107870099A (en) * 2017-11-07 2018-04-03 普德光伏技术(苏州)有限公司 A kind of photovoltaic module EVA degree of cross linking sampling methods
CN107870099B (en) * 2017-11-07 2020-12-18 普德光伏技术(苏州)有限公司 Photovoltaic module EVA (ethylene-vinyl acetate copolymer) crosslinking degree sampling method
CN114235682A (en) * 2021-12-27 2022-03-25 南京日托光伏新能源有限公司 Method for testing surface coating bonding force of electroplated metal foil for MWT battery pack

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Application publication date: 20140212