CN102184991B - Photovoltaic module packaged by flexible component back plate and partitioned light-transmitting material and manufacturing method thereof - Google Patents
Photovoltaic module packaged by flexible component back plate and partitioned light-transmitting material and manufacturing method thereof Download PDFInfo
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- CN102184991B CN102184991B CN2011100772836A CN201110077283A CN102184991B CN 102184991 B CN102184991 B CN 102184991B CN 2011100772836 A CN2011100772836 A CN 2011100772836A CN 201110077283 A CN201110077283 A CN 201110077283A CN 102184991 B CN102184991 B CN 102184991B
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- light transmissive
- transmissive material
- photovoltaic module
- battery pack
- adjacent
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- 239000000463 material Substances 0.000 title claims abstract description 83
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 claims description 21
- 229920000742 Cotton Polymers 0.000 claims description 14
- 239000004744 fabric Substances 0.000 claims description 14
- 239000003365 glass fiber Substances 0.000 claims description 14
- 238000003475 lamination Methods 0.000 claims description 14
- 238000003466 welding Methods 0.000 claims description 14
- 238000005538 encapsulation Methods 0.000 claims description 13
- 238000005520 cutting process Methods 0.000 claims description 11
- 238000005516 engineering process Methods 0.000 claims description 11
- 239000011521 glass Substances 0.000 claims description 6
- 239000012528 membrane Substances 0.000 description 12
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Classifications
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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
-
- 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
Abstract
The invention provides a photovoltaic module packaged by a flexible component back plate and a partitioned light-transmitting material and a manufacturing method thereof. The photovoltaic module comprises the flexible component back plate and a plurality of cell slices fixed on the flexible component back plate; each group of the cell slices comprises at least one cell slice, and a gap is reserved between the adjacent groups of the cell slices; and one light-transmitting material is fixed above each group of the cell slices, and a gap is reserved between the adjacent light-transmitting materials. In an embodiment of the invention, the light-transmitting material into a plurality of blocks is partitioned by the flexible component back plate and the connection between each part is changed into the flexible connection, so that the bendable photovoltaic module is realized; therefore, the photovoltaic module has certain flexibility, and the limitations on the use of the photovoltaic module are reduced. Furthermore, the weight of the photovoltaic module is reduced by reducing the light-transmitting materials.
Description
Technical field
The present invention relates to technical field of solar batteries, relate in particular to a kind of flexible unit backboard and photovoltaic module and manufacture method of cutting apart the light transmissive material encapsulation utilized.
Background technology
In effective utilization of solar energy, the solar photoelectric utilization is research field with fastest developing speed in the last few years, most active.Solar cell is the semiconductor device that produces photovoltaic effect, and solar cell is called photovoltaic cell again, and solar cell industry is called photovoltaic industry again.The most ripe photovoltaic module is crystal silicon cell assembly and film battery assembly in photovoltaic industry production Manufacturing Technology Development process.
Existing crystal silicon cell assembly; as shown in Figure 1; generally include light transmissive material 11, battery sheet 12 and assembly backboard 13; be arranged with a plurality of battery sheets 12 at assembly backboard 13; assembly backboard 13 is used for supporting and protection battery sheet 12; fit by glued membrane heat lamination such as EVA or PVB between the two; above battery sheet 12, be coated with the light transmissive material 11 of monoblock; be used for printing opacity and protect battery sheet 12; glass for example also all adopts glued membrane heat lamination such as EVA, PVB and fits together between a plurality of battery sheets 12 of this light transmissive material 11 and its below.
Yet the crystal silicon cell assembly of said structure is not because it has pliability, and shape is single, and weight is bigger, and its use is subjected to certain limitation.
Summary of the invention
The embodiment of the invention provides a kind of flexible unit backboard and photovoltaic module and manufacture method of cutting apart the light transmissive material encapsulation utilized, and can have certain pliability, to reduce the limitation of its use.
In order to solve the problems of the technologies described above, the technical scheme of the embodiment of the invention is as follows:
The embodiment of the invention provides a kind of flexible unit backboard and photovoltaic module of cutting apart the light transmissive material encapsulation of utilizing, comprise flexible unit backboard and a plurality of battery sheets that are fixed on the described flexible unit backboard, comprise at least one battery sheet in every Battery pack sheet, has the gap between adjacent every Battery pack sheet, the upper fixed of described every Battery pack sheet has a light transmissive material, has the gap between the adjacent light transmissive material.
Further, described flexible unit backboard is that glass fibre is weaved cotton cloth.
Further, the described glass fibre specification of weaving cotton cloth is 300 orders.
Further, every described light transmissive material is of a size of 20mm * 20mm, and the gap between the described adjacent light transmissive material is 2mm.
Further, connect by flexible welding between the described adjacent light transmissive material.
Further, connect by flexible welding between described adjacent every Battery pack sheet.
Further, described light transmissive material is glass.
The embodiment of the invention also provides a kind of manufacture method of utilizing the flexible unit backboard and cutting apart the photovoltaic module of light transmissive material encapsulation, comprising:
Adopt heat lamination technology that a plurality of battery sheets are fitted on the flexible unit backboard, wherein, comprise at least one battery sheet in every Battery pack sheet, have the gap between adjacent every Battery pack sheet;
To flexibly connecting between adjacent every Battery pack sheet;
Adopt heat lamination technology at light transmissive material of every Battery pack sheet applying, wherein, have the gap between the adjacent light transmissive material;
To flexibly connecting between the adjacent light transmissive material.
Further, to adopting flexible welding to weld between described adjacent every Battery pack sheet.
Further, to adopting flexible welding to weld between the described adjacent light transmissive material.
Further, described flexible unit backboard is that glass fibre is weaved cotton cloth.
Further, the described glass fibre specification of weaving cotton cloth is 300 orders.
Further, every described light transmissive material is of a size of 20mm * 20mm, and the gap between the described adjacent light transmissive material is 2mm.
The embodiment of the invention is divided into polylith by selecting the flexible unit backboard for use with light transmissive material, and changes being connected between each position and flexibly connect, and has realized bent photovoltaic module, makes it have certain pliability, thereby has reduced the limitation of its use.And by reducing the use of light transmissive material, alleviated the weight of photovoltaic module.
Description of drawings
Shown in accompanying drawing, above-mentioned and other purpose, feature and advantage of the present invention will be more clear.Reference numeral identical in whole accompanying drawings is indicated identical part.Painstakingly do not draw accompanying drawing by actual size equal proportion convergent-divergent, focus on illustrating purport of the present invention.
Fig. 1 is the side-looking structural representation of crystal silicon cell assembly in the prior art;
Fig. 2 is a kind of schematic side view of utilizing the flexible unit backboard and cutting apart the photovoltaic module of light transmissive material encapsulation of the embodiment of the invention;
Fig. 3 is the schematic top plan view of middle photovoltaic module embodiment illustrated in fig. 2;
Fig. 4 is the plan structure schematic diagram that embodiment of the invention another kind utilizes flexible unit backboard and the photovoltaic module of cutting apart light transmissive material encapsulation;
Fig. 5 is a kind of manufacture method flow chart that utilizes the flexible unit backboard and cut apart the photovoltaic module of light transmissive material encapsulation of the embodiment of the invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail.
Set forth a lot of details in the following description so that fully understand the present invention, implement but the present invention can also adopt other to be different from alternate manner described here, so the present invention has not been subjected to the restriction of following public specific embodiment.
Secondly, the present invention is described in detail in conjunction with schematic diagram, when the embodiment of the invention is described in detail in detail; for ease of explanation; the profile of indication device structure can be disobeyed general ratio and be done local the amplification, and described schematic diagram is example, and it should not limit the scope of protection of the invention at this.The three dimensions size that in actual fabrication, should comprise in addition, length, width and the degree of depth.
Crystal silicon cell assembly of the prior art, because its assembly backboard and light transmissive material are overall structure, this battery component does not have pliability, can't realize bending, and weight is big, therefore its scope of application is subjected to certain limitation, based on this, the embodiment of the invention is divided into polylith by selecting the flexible unit backboard for use with light transmissive material, and changes being connected between each position and flexibly connect, realized bent photovoltaic module, make it have certain pliability, and alleviated the weight of photovoltaic module, thereby reduced the limitation of its use.
Below in conjunction with drawings and Examples, technical scheme of the present invention is described.
Referring to Fig. 2, utilize the schematic side view of flexible unit backboard and the photovoltaic module of cutting apart light transmissive material encapsulation for the embodiment of the invention is a kind of.
This photovoltaic module can comprise flexible unit backboard 21, battery sheet 22 and light transmissive material 23, and the three is cascading.
Wherein, flexible unit backboard 21 has certain flexibility or bent in the present embodiment, its material can select glass fibre to weave cotton cloth, glass fibre weave cotton cloth have insulation, high temperature resistant, strengthen characteristics such as insulation, anticracking, protection against the tide, pull resistance, corrosion resistance, can satisfy the performance requirement of photovoltaic module bottom, the flexible unit backboard also can be chosen and have above-mentioned characteristic and other bent material certainly.In the present embodiment, the specification that this glass fibre is weaved cotton cloth can be selected 300 orders, perhaps higher specification.
Can a plurality of battery sheets 22 be fitted on the flexible unit backboard 21 by heat lamination process using EVA glued membrane or PVB glued membrane on the flexible unit backboard 21.As shown in Figure 3, be the schematic top plan view of photovoltaic module in the present embodiment.All battery sheets 22 can have certain regularity of distribution on flexible unit backboard 21, for example be array distribution, every several battery sheet 22 can be divided into one group, and every Battery pack sheet top is by heat lamination process using EVA glued membrane or the fixing light transmissive material 23 of fitting of PVB glued membrane.Have certain clearance between adjacent every Battery pack sheet, same, also have certain clearance between the adjacent light transmissive material 23, to satisfy the pliability of whole photovoltaic module, realize bent.
In the present embodiment, every Battery pack sheet comprises a battery sheet 22, also is light transmissive material 23 of every battery sheet 22 tops applying, and this light transmissive material 23 can be chosen materials such as glass, is not limited only to glass.Every battery sheet 22 can be set at square, and it is of a size of 20mm * 20mm, and then the light transmissive material 23 of fitting on every battery sheet 22 also can be set at square, and its size also can be chosen for 20mm * 20mm, and is perhaps bigger.Gap between the adjacent cell sheet 22 is 2mm, and the gap between the adjacent light transmissive material 23 also can be 2mm.The setting of battery sheet 22 and light transmissive material 23 size and dimensions can reset according to concrete application demand, to realize different bending degrees.All can link together by flexible connection modes such as flexible weldings 24 between the adjacent battery sheet 22 and between the adjacent light transmissive material 23.
The embodiment of the invention is divided into polylith by selecting the flexible unit backboard for use with light transmissive material, and changes being connected between each position and flexibly connect, and has realized bent photovoltaic module, makes it have certain pliability, thereby has reduced the limitation of its use.And by reducing the use of light transmissive material, alleviated the weight of photovoltaic module.
Referring to Fig. 4, utilize the plan structure schematic diagram of flexible unit backboard and the photovoltaic module of cutting apart light transmissive material encapsulation for embodiment of the invention another kind.
In the present embodiment, this photovoltaic module can comprise flexible unit backboard 41, battery sheet 42 and light transmissive material 43 equally, and the three is cascading.
Flexible unit backboard 41 is weaved cotton cloth for glass fibre in the present embodiment, and the specification that this glass fibre is weaved cotton cloth can be selected 400 orders.
Can 9 battery sheets 42 be fitted on the flexible unit backboard 41 by heat lamination process using EVA glued membrane on the flexible unit backboard 41.9 battery sheets 42 are array distribution at flexible unit backboard 41, per 3 battery sheets 42 are divided into one group, every Battery pack sheet top is by the fixing light transmissive material 43 of fitting of heat lamination process using EVA glued membrane, and then light transmissive material 43 is total up to 3, and this light transmissive material 43 is glass.
Have certain clearance between adjacent every Battery pack sheet, same, also have certain clearance between the adjacent light transmissive material 43, to satisfy the pliability of whole photovoltaic module, realize bent.Three battery sheets 42 in every Battery pack sheet all can be set at square, and it is of a size of 20mm * 20mm, and then the light transmissive material 43 of fitting on every Battery pack sheet can be set at rectangle, and its size can be chosen for 20mm * 60mm, and is perhaps bigger.Gap between adjacent every Battery pack sheet is 2mm, and the gap between the adjacent light transmissive material 43 also can be 2mm.The setting of battery sheet 42 and light transmissive material 43 size and dimensions can reset according to concrete application demand, to realize different bending degrees.All can link together by flexible connection modes such as flexible weldings 44 between adjacent every Battery pack sheet and between the adjacent light transmissive material 43.
The embodiment of the invention is divided into polylith by selecting the flexible unit backboard for use with light transmissive material, and changes being connected between each position and flexibly connect, and has realized bent photovoltaic module, makes it have certain pliability, thereby has reduced the limitation of its use.And by reducing the use of light transmissive material, alleviated the weight of photovoltaic module.
More than be that the structure of photovoltaic module in the embodiment of the invention is described, below the method for making above-mentioned photovoltaic module be introduced.
Referring to Fig. 5, utilize the manufacture method flow chart of flexible unit backboard and the photovoltaic module of cutting apart light transmissive material encapsulation for the embodiment of the invention is a kind of.
This method can comprise:
Step 501 adopts heat lamination technology that a plurality of battery sheets are fitted on the flexible unit backboard.
At first choosing the assembly backboard is the flexible unit backboard, for example can choose 300 purpose glass fibres and weave cotton cloth as the flexible unit backboard, can adopt EVA glued membrane or PVB glued membrane that a plurality of battery sheets fixedly are fitted on this flexible unit backboard by heat lamination technology then.The concrete battery sheet that can choose 20mm * 20mm specification, and be certain regularity of distribution and be arranged on the flexible unit backboard, every several battery sheets can be divided into one group, concrete, can comprise a battery sheet in every Battery pack sheet, the gap between adjacent every Battery pack sheet is 2mm.
Step 502 is to flexibly connecting between adjacent every Battery pack sheet.
Flexibly connect between adjacent every Battery pack sheet, concrete can flexibly connect each Battery pack sheet by flexible welding.
Step 503 adopts heat lamination technology at light transmissive material of every Battery pack sheet applying.
Light transmissive material fixedly is being fitted on every Battery pack sheet by heat lamination process using EVA glued membrane or PVB glued membrane above every Battery pack sheet, if comprise a slice battery sheet in every Battery pack sheet, what then the size of every light transmissive material can be with every battery sheet is measure-alike, as 20mm * 20mm.Have the gap of 2mm between adjacent every Battery pack sheet, also will leave certain clearance between the adjacent light transmissive material, to realize the bendable folding endurance of whole photovoltaic module.
Step 504 is to flexibly connecting between the adjacent light transmissive material.
Then, between adjacent light transmissive material, connect by flexible connection modes such as flexible weldings.
The embodiment of the invention is divided into polylith by selecting the flexible unit backboard for use with light transmissive material, and changes being connected between each position and flexibly connect, and has realized bent photovoltaic module, makes it have certain pliability, thereby has reduced the limitation of its use.And by reducing the use of light transmissive material, alleviated the weight of photovoltaic module.
In the various embodiments described above, the distribution mode of each battery sheet on the flexible unit backboard, the dimensions of each battery sheet and spacing, the battery sheet quantity that every Battery pack sheet comprises, the dimensions of each light transmissive material and spacing all can be set as required, do not do restriction herein.
The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction.
Though the present invention discloses as above with preferred embodiment, yet is not in order to limit the present invention.Any those of ordinary skill in the art, do not breaking away under the technical solution of the present invention scope situation, all can utilize method and the technology contents of above-mentioned announcement that technical solution of the present invention is made many possible changes and modification, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from technical solution of the present invention according to any simple modification, equivalent variations and the modification that technical spirit of the present invention is done above embodiment, all still belongs in the scope of technical solution of the present invention protection.
Claims (9)
1. one kind is utilized flexible unit backboard and the photovoltaic module of cutting apart the light transmissive material encapsulation, it is characterized in that, comprise flexible unit backboard and a plurality of battery sheets that are fixed on the described flexible unit backboard, comprise at least one battery sheet in every Battery pack sheet, has the gap between adjacent every Battery pack sheet, the upper fixed of described every Battery pack sheet has a light transmissive material, has the gap between the adjacent light transmissive material; Wherein, connect by flexible welding between described adjacent every Battery pack sheet, connect by flexible welding between the described adjacent light transmissive material.
2. photovoltaic module according to claim 1 is characterized in that, described flexible unit backboard is that glass fibre is weaved cotton cloth.
3. photovoltaic module according to claim 2 is characterized in that, the specification that described glass fibre is weaved cotton cloth is 300 orders.
4. photovoltaic module according to claim 1 is characterized in that, every described light transmissive material is of a size of 20mm * 20mm, and the gap between the described adjacent light transmissive material is 2mm.
5. according to any described photovoltaic module in the claim 1 to 4, it is characterized in that described light transmissive material is glass.
6. the manufacture method utilizing the flexible unit backboard and cut apart the photovoltaic module of light transmissive material encapsulation is characterized in that, comprising:
Adopt heat lamination technology that a plurality of battery sheets are fitted on the flexible unit backboard, wherein, comprise at least one battery sheet in every Battery pack sheet, have the gap between adjacent every Battery pack sheet;
The method that adopts flexible welding welding between adjacent every Battery pack sheet is flexibly connected;
Adopt heat lamination technology at light transmissive material of every Battery pack sheet applying, wherein, have the gap between the adjacent light transmissive material;
The method that adopts flexible welding welding between the adjacent light transmissive material is flexibly connected.
7. method according to claim 6 is characterized in that, described flexible unit backboard is that glass fibre is weaved cotton cloth.
8. method according to claim 7 is characterized in that, the specification that described glass fibre is weaved cotton cloth is 300 orders.
9. method according to claim 6 is characterized in that, every described light transmissive material is of a size of 20mm * 20mm, and the gap between the described adjacent light transmissive material is 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100772836A CN102184991B (en) | 2011-03-29 | 2011-03-29 | Photovoltaic module packaged by flexible component back plate and partitioned light-transmitting material and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100772836A CN102184991B (en) | 2011-03-29 | 2011-03-29 | Photovoltaic module packaged by flexible component back plate and partitioned light-transmitting material and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN102184991A CN102184991A (en) | 2011-09-14 |
| CN102184991B true CN102184991B (en) | 2013-08-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441169A (en) * | 2013-08-22 | 2013-12-11 | 绍兴合田新能源有限公司 | Flexible bendable crystalline silicon solar cell panel |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709366B (en) * | 2012-06-15 | 2015-09-30 | 深圳市创益科技发展有限公司 | Enhancement mode flexible solar battery pack and method for packing thereof |
| CN107438739A (en) * | 2016-04-15 | 2017-12-05 | 深圳市柔宇科技有限公司 | Lighting device |
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| CN101118934A (en) * | 2007-08-24 | 2008-02-06 | 四川大学 | Windable and foldable flexible sunlight battery device |
| CN101138096A (en) * | 2005-03-11 | 2008-03-05 | Bp北美公司 | Integrated solar cell roofing system and method of manufacture |
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| CN101699634A (en) * | 2009-10-21 | 2010-04-28 | 苏州中泽光电科技有限公司 | Flexible solar power generation cell |
| CN201638830U (en) * | 2010-04-08 | 2010-11-17 | 奇瑞汽车股份有限公司 | Soft solar cell |
| CN202034389U (en) * | 2011-03-29 | 2011-11-09 | 英利能源（中国）有限公司 | Photovoltaic assembly packaged by utilizing flexible assembly back plate and splicing light transmitting materials |
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- 2011-03-29 CN CN2011100772836A patent/CN102184991B/en not_active Expired - Fee Related
Patent Citations (6)
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| CN101138096A (en) * | 2005-03-11 | 2008-03-05 | Bp北美公司 | Integrated solar cell roofing system and method of manufacture |
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| WO2009095274A2 (en) * | 2008-02-02 | 2009-08-06 | Renolit Belgium N.V. | Photovoltaic modules and production process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103441169A (en) * | 2013-08-22 | 2013-12-11 | 绍兴合田新能源有限公司 | Flexible bendable crystalline silicon solar cell panel |
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| CN102184991A (en) | 2011-09-14 |
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