CN110299424A - A kind of two-sided double glass IBC photovoltaic modulies - Google Patents
A kind of two-sided double glass IBC photovoltaic modulies Download PDFInfo
- Publication number
- CN110299424A CN110299424A CN201910486682.4A CN201910486682A CN110299424A CN 110299424 A CN110299424 A CN 110299424A CN 201910486682 A CN201910486682 A CN 201910486682A CN 110299424 A CN110299424 A CN 110299424A
- Authority
- CN
- China
- Prior art keywords
- glass
- ibc
- photovoltaic modulies
- sided double
- welding
- 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
Links
- 239000011521 glass Substances 0.000 title claims abstract description 38
- 238000003466 welding Methods 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000005341 toughened glass Substances 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims description 3
- 238000005496 tempering Methods 0.000 claims description 2
- 238000005538 encapsulation Methods 0.000 claims 1
- 239000012634 fragment Substances 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- H01L31/04—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 adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/0488—Double glass encapsulation, e.g. photovoltaic cells arranged between front and rear glass sheets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
-
- 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
It is an object of the invention to open a kind of two-sided double glass IBC photovoltaic modulies, it includes from top to bottom successively arrange tempered glass, the first encapsulated layer, IBC battery strings, the second encapsulated layer and the back-panel glass of setting；The IBC battery strings are made of multiple half cell pieces that welding connects, and the surface of the welding is provided with reflective pad pasting and stress buffer hole, are equipped with terminal box in module backside middle section；Compared with prior art, it is packaged using half IBC battery, reduces resistance loss, lifting assembly power；Terminal box is mounted on the middle section of module backside, blocks to the equal dull thread in front and back sides, while avoiding wet electrical leakage problems caused by U-shaped terminal box side is installed；The reflective pad pasting on welding surface and stress buffer hole, increase the reflection of light, play buffer mechanism stress and material expands with heat and contract with cold, the curvature of buffer battery piece, reduce fragment rate, achieve the object of the present invention.
Description
Technical field
The present invention relates to a kind of IBC photovoltaic module, in particular to a kind of two-sided double glass IBC photovoltaic modulies.
Background technique
Solar energy industry just worldwide obtains more and more concerns, mesh as a kind of low-carbon renewable energy
Preceding application of solar energy most importantly photovoltaic power generation.Double glass photovoltaic modulies are that one kind is connected by silicon cell by welding, convergent belt
It connects, using the encapsulating materials such as glass, EVA/POE, glass capsulation, installation terminal box, draws positive and negative anodes, be converted into electricity for luminous energy
The device of energy.Double glass photovoltaic modulies have the advantages such as low water vapor transmittance, anti-PID, good weatherability and service life length.
Currently, conventional double glass photovoltaic modulies use single side generating battery, back-panel glass light transmittance is high, and portion of incident light is saturating
Crossing tempered glass can not be reflected on cell piece, luminous energy loss it is larger, cell piece main gate line is blocked by welding, welding surface it is anti-
Current loss, component power decline, to influence system generated energy can not be caused by cell piece double absorption by penetrating light.
It is accordingly required in particular to which a kind of two-sided double glass IBC photovoltaic modulies, above-mentioned existing to solve the problems, such as.
Summary of the invention
The purpose of the present invention is to provide a kind of two-sided double glass IBC photovoltaic modulies, in view of the deficiencies of the prior art, increase light
The power output for lying prostrate component, increases the generated energy of system, reduction degree electricity cost.
Technical problem solved by the invention can be realized using following technical scheme:
A kind of two-sided double glass IBC photovoltaic modulies, which is characterized in that it includes the tempering glass of setting of from top to bottom successively arranging
Glass, the first encapsulated layer, IBC battery strings, the second encapsulated layer and back-panel glass；The IBC battery strings connected by welding multiple half
Piece cell piece composition, the surface of the welding are provided with reflective pad pasting and stress buffer hole, install in module backside middle section
There is terminal box.
In one embodiment of the invention, the tempered glass with a thickness of 1.8-3.2mm.
In one embodiment of the invention, the material of first encapsulated layer is EVA or POE, second encapsulated layer
Material is EVA or POE.
In one embodiment of the invention, the welding with a thickness of 0.15-0.30mm.
In one embodiment of the invention, the back-panel glass is to apply glaze woven fiberglass, the thickness of the back-panel glass
For 1.8-3.2mm, increase the reflection of cell piece gap light, to improve the utilization rate of light.
In one embodiment of the invention, the terminal box is 3 seperated terminal boxes, does not block the light of half IBC battery
Line.
Two-sided double glass IBC photovoltaic modulies of the invention are packaged using half IBC battery compared with prior art, drop
Low resistance loss, lifting assembly power；Terminal box is mounted on the middle section of module backside, blocks to the equal dull thread in front and back sides,
Wet electrical leakage problems caused by U-shaped terminal box side is installed are avoided simultaneously；The reflective pad pasting on welding surface and stress buffer hole increase
The reflection for adding light, plays buffer mechanism stress and material expands with heat and contract with cold, the curvature of buffer battery piece, reduces fragment rate,
It achieves the object of the present invention.
The features of the present invention sees the detailed description of the drawings of the present case and following preferable embodiment and obtains clearly
Solution.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the two-sided IBC battery of half of the invention；
Fig. 2 is the structural schematic diagram of two-sided double glass IBC photovoltaic modulies of the invention；
Fig. 3 is the structural schematic diagram of welding of the invention；
Fig. 4 is the structural schematic diagram at two-sided double glass IBC photovoltaic module back sides of the invention.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
Embodiment
As shown in Figures 1 to 4, two-sided double glass IBC photovoltaic modulies of the invention, it includes successively arrangement setting from top to bottom
Tempered glass 1, the first encapsulated layer 2, IBC battery strings 3, the second encapsulated layer 4 and back-panel glass 5；IBC battery strings 3 are connected by welding 6
The multiple half cell pieces composition connect, the surface of welding 6 is provided with reflective pad pasting 61 and stress buffer hole 62, in module backside
Between terminal box 7 is partially installed.
Half IBC battery is completed by full wafer battery by laser scribing, and then half IBC battery is connected by welding 6
Get up.
In the present embodiment, the embossing face paste of tempered glass 1 closes encapsulating material, reduces the loss of incident light, tempered glass 1
With a thickness of 1.8-3.2mm.
In the present embodiment, the material of the first encapsulated layer 2 is EVA or POE, and the material of the second encapsulated layer 4 is EVA or POE.
In the present embodiment, welding 6 with a thickness of 0.15-0.30mm.
In the present embodiment, back-panel glass 6 is to apply glaze woven fiberglass, back-panel glass 6 with a thickness of 1.8-3.2mm, increase
The reflection of cell piece gap light, so that the utilization rate of light is improved, lifting assembly generated energy.
In the present embodiment, terminal box 7 is 3 seperated terminal boxes, does not block the light of half IBC battery, avoids U-shaped connect
Wet electrical leakage problems caused by wire box side is installed.
The surface of welding 6 is provided with reflective pad pasting 61 and stress buffer hole 62, and reflective pad pasting 61 increases the reflection of light, stress
Cushion hole 62 plays buffer mechanism stress and material expands with heat and contract with cold, the curvature of buffer battery piece, reduces fragment rate.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. a kind of two-sided double glass IBC photovoltaic modulies, which is characterized in that it includes the tempering glass of setting of from top to bottom successively arranging
Glass, the first encapsulated layer, IBC battery strings, the second encapsulated layer and back-panel glass；The IBC battery strings connected by welding multiple half
Piece cell piece composition, the surface of the welding are provided with reflective pad pasting and stress buffer hole, install in module backside middle section
There is terminal box.
2. two-sided double glass IBC photovoltaic modulies as described in claim 1, which is characterized in that the tempered glass with a thickness of
1.8-3.2mm。
3. two-sided double glass IBC photovoltaic modulies as described in claim 1, which is characterized in that the material of first encapsulated layer is
EVA or POE, the second encapsulation layer material is EVA or POE.
4. two-sided double glass IBC photovoltaic modulies as described in claim 1, which is characterized in that the welding with a thickness of 0.15-
0.30mm。
5. two-sided double glass IBC photovoltaic modulies as described in claim 1, which is characterized in that the back-panel glass is to apply glaze grid
Glass, the back-panel glass with a thickness of 1.8-3.2mm.
6. two-sided double glass IBC photovoltaic modulies as described in claim 1, which is characterized in that the terminal box is 3 seperated wiring
Box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910486682.4A CN110299424A (en) | 2019-06-05 | 2019-06-05 | A kind of two-sided double glass IBC photovoltaic modulies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910486682.4A CN110299424A (en) | 2019-06-05 | 2019-06-05 | A kind of two-sided double glass IBC photovoltaic modulies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110299424A true CN110299424A (en) | 2019-10-01 |
Family
ID=68027714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910486682.4A Pending CN110299424A (en) | 2019-06-05 | 2019-06-05 | A kind of two-sided double glass IBC photovoltaic modulies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110299424A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111477713A (en) * | 2019-10-22 | 2020-07-31 | 国家电投集团西安太阳能电力有限公司 | Welding strip for IBC photovoltaic module |
| CN111490106A (en) * | 2019-10-22 | 2020-08-04 | 国家电投集团西安太阳能电力有限公司 | High-efficient two-sided photovoltaic module of half piece of many main grids |
| CN111509067A (en) * | 2019-10-22 | 2020-08-07 | 国家电投集团西安太阳能电力有限公司 | Photovoltaic solar double-sided double-glass assembly |
| WO2021203984A1 (en) * | 2020-04-07 | 2021-10-14 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic assembly |
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|---|---|---|---|---|
| CN103426960A (en) * | 2013-03-21 | 2013-12-04 | 连云港神舟新能源有限公司 | Inter-digital back contact (IBC) battery piece conductive solder strip and method for connecting battery pieces by using same |
| CN106328741A (en) * | 2016-08-29 | 2017-01-11 | 上海晶澳太阳能科技有限公司 | Double-glass assembly of high-efficiency and high-strength solar cell |
| CN207542258U (en) * | 2017-07-28 | 2018-06-26 | 泰州隆基乐叶光伏科技有限公司 | A kind of two-sided double glass photovoltaic modulies of slice |
| CN109626867A (en) * | 2018-12-29 | 2019-04-16 | 常州华美光电新材料有限公司 | Photovoltaic module high reflection applies glaze glass preparation technique |
| CN109678344A (en) * | 2018-12-29 | 2019-04-26 | 常州华美光电新材料有限公司 | The high reflection that solar double-glass assemblies prevent PID from blacking applies glaze glass technology |
| CN208889680U (en) * | 2018-08-01 | 2019-05-21 | 浙江金诺新能源科技有限公司 | Split type wire box half battery-efficient photovoltaic module |
-
2019
- 2019-06-05 CN CN201910486682.4A patent/CN110299424A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103426960A (en) * | 2013-03-21 | 2013-12-04 | 连云港神舟新能源有限公司 | Inter-digital back contact (IBC) battery piece conductive solder strip and method for connecting battery pieces by using same |
| CN106328741A (en) * | 2016-08-29 | 2017-01-11 | 上海晶澳太阳能科技有限公司 | Double-glass assembly of high-efficiency and high-strength solar cell |
| CN207542258U (en) * | 2017-07-28 | 2018-06-26 | 泰州隆基乐叶光伏科技有限公司 | A kind of two-sided double glass photovoltaic modulies of slice |
| CN208889680U (en) * | 2018-08-01 | 2019-05-21 | 浙江金诺新能源科技有限公司 | Split type wire box half battery-efficient photovoltaic module |
| CN109626867A (en) * | 2018-12-29 | 2019-04-16 | 常州华美光电新材料有限公司 | Photovoltaic module high reflection applies glaze glass preparation technique |
| CN109678344A (en) * | 2018-12-29 | 2019-04-26 | 常州华美光电新材料有限公司 | The high reflection that solar double-glass assemblies prevent PID from blacking applies glaze glass technology |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111477713A (en) * | 2019-10-22 | 2020-07-31 | 国家电投集团西安太阳能电力有限公司 | Welding strip for IBC photovoltaic module |
| CN111490106A (en) * | 2019-10-22 | 2020-08-04 | 国家电投集团西安太阳能电力有限公司 | High-efficient two-sided photovoltaic module of half piece of many main grids |
| CN111509067A (en) * | 2019-10-22 | 2020-08-07 | 国家电投集团西安太阳能电力有限公司 | Photovoltaic solar double-sided double-glass assembly |
| WO2021203984A1 (en) * | 2020-04-07 | 2021-10-14 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201030 Address after: 710099 589 East Chang'an Street, Xi'an Space Base, Shaanxi Province Applicant after: STATE POWER INVESTMENT CORPORATION XI'AN SOLAR POWER Co.,Ltd. Applicant after: Huanghe hydropower Xining Solar Power Co.,Ltd. Applicant after: HUANGHE HYDROPOWER DEVELOPMENT Co.,Ltd. Applicant after: QINGHAI HUANGHE HYDROPOWER DEVELOPMENT Co.,Ltd. Address before: 710099 589 East Chang'an Street, Xi'an Space Base, Shaanxi Province Applicant before: STATE POWER INVESTMENT CORPORATION XI'AN SOLAR POWER Co.,Ltd. Applicant before: XINING BRANCH OF SPIC XI'AN SOLAR POWER Co.,Ltd. Applicant before: QINGHAI HUANGHE HYDROPOWER DEVELOPMENT Co.,Ltd. Applicant before: HUANGHE HYDROPOWER DEVELOPMENT Co.,Ltd. |
|
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191001 |