CN103346187A - Solar battery module - Google Patents
Solar battery module Download PDFInfo
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- CN103346187A CN103346187A CN2013102916728A CN201310291672A CN103346187A CN 103346187 A CN103346187 A CN 103346187A CN 2013102916728 A CN2013102916728 A CN 2013102916728A CN 201310291672 A CN201310291672 A CN 201310291672A CN 103346187 A CN103346187 A CN 103346187A
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- battery
- battery sheet
- welding
- main grid
- front electrode
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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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Abstract
The invention relates to the technical field of crystalline silicon solar batteries, in particular to a solar battery module. The solar battery module comprises multiple lines of battery strings, each line of battery string is formed by a plurality of battery pieces (1) connected in series, and the main grid lines of the front electrodes of two battery pieces are perpendicular to back electrodes of the two battery pieces, wherein the two battery pieces are arranged between adjacent two lines of battery strings and used for connected the two lines of battery strings together in series. The solar battery module is high in output power, low in production cost and high in production efficiency.
Description
Technical field
The present invention relates to the crystal silicon solar energy battery technical field, relate in particular to a kind of solar module.
Background technology
Solar module mainly is to be composed in series by a lot of row battery strings, every row battery strings is in series by multi-disc battery sheet 1 ', described being in series refers to, as shown in Figure 1, from depression angle, the backplate 4 ' of the battery sheet 1 ' of prior art be positioned at front electrode main grid line 3 ' under, during welding, connect welding 2 ' and cover described front electrode main grid line 3 ' with above the backplate 4 ', in other words, see from the depression angle of every battery sheet 1 ' and to connect welding 2 ' from top to bottom, front electrode main grid line 3 ', battery sheet 1 ', backplate 4 ', connect welding 2 ' on same vertical line, as shown in Figure 2, connect welding 2 ' and be connected to the backplate 4 ' of another sheet battery sheet 1 ' from the front electrode main grid line 3 ' of a slice battery sheet 1 ', connect successively.And row all be arranged in parallel with the welding 2 ' that is connected of row, namely the connection welding on the row battery strings 2 ' connects less than the connection welding 2 ' on another row battery strings, make adjacent two row battery strings series connection, must increase a busbar welding 5 ' between every adjacent two row battery strings is serially connected every adjacent two row battery strings, example as shown in Figure 3, solar module has three row battery strings, three row battery strings be arranged in parallel, and described every row battery strings is provided with three battery sheets 1 ' that are cascaded, the battery sheet front electrode main grid line 3 ' of the described first row battery strings lower end is connected by busbar welding 5 ' with the backplate 4 ' of the battery sheet of secondary series battery strings lower end, and the front electrode main grid line 3 ' of the battery sheet of described secondary series battery strings upper end is connected by busbar welding 5 ' with the backplate 4 ' of the battery sheet of the 3rd row battery strings upper end.
After having increased the busbar welding, there are the following problems: at first have power loss on the busbar welding, reduced the power output of solar cell chip module, next has increased the use amount of welding, increase production cost, and needed welding busbar welding, reduced production efficiency.
Summary of the invention
Technical problem to be solved by this invention is: provide that a kind of power output is higher, production cost is lower and production efficiency higher solar energy battery component.
The technical solution adopted in the present invention is: a kind of solar module, comprise the multiple row battery strings, every row battery strings is in series by multi-disc battery sheet, described battery sheet front is provided with front electrode main grid line, described cell back face is provided with backplate, the backplate of described battery sheet be positioned at front electrode main grid line under, described front electrode main grid line all is coated with the surface of backplate and is connected welding, the welding that is connected on connection welding between the adjacent cell sheet of every row battery strings on the front electrode main grid line and the backplate connects, two battery sheets that are used between the described adjacent two row battery strings two row battery strings are cascaded all are defined as the first battery sheet and the second battery sheet, the front electrode main grid line of the described first battery sheet and connect welding and backplate and be connected welding vertical, the backplate of the described second battery sheet and connect welding and front electrode main grid line and be connected welding vertical, and the front electrode main grid line of the described first battery sheet and connect the front electrode main grid line of welding and the second battery sheet and be connected welding vertical, the backplate of the described first battery sheet and connect the front electrode main grid line of battery sheet adjacent in the battery strings at welding and the first battery sheet place and be connected the welding connection, the front electrode main grid line of the described first battery sheet and connect the backplate of welding and the second battery sheet and is connected welding and connect, the backplate of adjacent battery sheet and be connected the welding connection in the battery strings at the front electrode main grid line of the described second battery sheet and connection welding and the second battery sheet place.
Adopt above structure compared with prior art, the present invention has the following advantages: be connected two row battery strings by the first battery sheet with the second battery sheet, so just do not need to have connected two row battery strings by the busbar welding, the electric current of every row battery strings all is to flow directly to the power loss that does not exist on the following battery strings on the busbar welding, improved the power output of assembly, reduce production cost and owing to do not need to weld the busbar welding again, shortened the operating time, improved production efficiency.
Description of drawings
Fig. 1 is the structural representation of prior art battery sheet.
Fig. 2 is the syndeton schematic diagram that connects welding between two battery sheets of prior art.
Fig. 3 is the structural representation of prior art solar module.
Fig. 4 is the structural representation of the adjacent two row battery strings in the solar module of the present invention for two battery sheets that two row battery strings are cascaded.
Fig. 5 is the structural representation of solar module specific embodiment one of the present invention.
Fig. 6 is the structural representation of solar module specific embodiment two of the present invention.
As shown in the figure: 1 ', the battery sheet of prior art; 2 ', the connection welding of prior art; 3 ', the front electrode main grid line on the prior art battery sheet; 4 ', the backplate on the prior art battery sheet; 5 ', the busbar welding of prior art; 1, battery sheet of the present invention; 2, connection welding of the present invention; 3, the front electrode main grid line on the battery sheet of the present invention; 4, the backplate on the battery sheet of the present invention; 6, the first battery sheet; 7, the second battery sheet.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further, but the present invention is not limited only to following embodiment.
Be illustrated in figure 5 as specific embodiment one: be the 3*3 solar module, namely one have three row battery strings, every row battery strings is by three battery sheets 1, the battery sheet of the top of several first row battery strings of turning left from the right side is the first battery sheet 6, its front electrode main grid line 3 is vertical with backplate 4, be connected welding 2 because all covered on front electrode main grid line 3 and the backplate 4 again, so on the connection welding 2 on the first battery sheet, the 6 front electrode main grid lines and the backplate to be connected welding 2 vertical, the battery sheet of the top of several secondary series battery strings of turning left from the right side is the second battery sheet 7, its front electrode main grid line 3 is vertical with backplate 4, be connected welding 2 because all covered on front electrode main grid line 3 and the backplate 4 again, so on the connection welding 2 on the second battery sheet, the 7 front electrode main grid lines and the backplate to be connected welding 2 vertical, and the front electrode main grid line 3 of the described first battery sheet 6 is vertical with the front electrode main grid line 3 of the second battery sheet 7, again because all covered connection welding 2 on the front electrode main grid line 3, thus on the connection welding 2 on the first battery sheet, the 6 front electrode main grid lines 3 and the second battery sheet, the 7 front electrode main grid lines 3 to be connected welding 2 vertical.The backplate 4 of the described first battery sheet 6 is that the front electrode main grid line 3 of that battery sheet 1 adjacent in the battery strings with the first battery sheet, 6 places connects by being connected welding 2, namely covering the connection welding 2 of turning left several first row battery strings from the right side on the front electrode main grid line 3 of several second battery sheet from top to bottom connects with the welding 2 that is connected on covering the first battery sheet, 6 backplates 4, the front electrode main grid line 3 of the described first battery sheet 6 connects by being connected welding 2 with the backplate 4 of the second battery sheet 7, namely the welding 2 that is connected on the connection welding 2 on the first battery sheet, the 6 front electrode main grid lines 3 and the second battery sheet, 7 backplates 4 connects, the backplate 4 of the battery sheet adjacent with the second battery sheet 7 connects by being connected welding 2 on the front electrode main grid line 3 of the described second battery sheet 7 and the second battery sheet, the 7 place battery strings, and the connection welding 2 that namely covers on the second battery sheet, the 7 front electrode main grid lines 3 is connected welding 2 connections on the backplate 4 of several second battery sheet from top to bottom with covering to turn left several the 3rd row battery strings from the right side.The battery sheet bottom of several secondary series battery strings of turning left from the right side is the first battery sheet 6, the battery sheet bottom of several the 3rd row battery strings of turning left from the right side is the second battery sheet 7, and structure and the connected mode of the described first battery sheet 6 and the second battery sheet 7 are all same as described above.
As shown in Figure 6 the position specific embodiment two: be the solar module of 4*4, namely one have 4 row battery strings, every row battery strings is by 4 battery sheets, the battery sheet bottom of several first row battery strings of turning left from the right side is the first battery sheet 6, its front electrode main grid line 3 is vertical with backplate 4, again because all covered on front electrode main grid line 3 and the backplate 4 and be connected welding 2, thus on the connection welding 2 on the first battery sheet, the 6 front electrode main grid lines and the backplate to be connected welding 2 vertical; The battery sheet bottom of several secondary series battery strings of turning left from the right side is the second battery sheet 7, its front electrode main grid line 3 is vertical with backplate 4, be connected welding 2 because all covered on front electrode main grid line 3 and the backplate 4 again, so on the connection welding 2 on the second battery sheet, the 7 front electrode main grid lines and the backplate to be connected welding 2 vertical, and the front electrode main grid line 3 of the described first battery sheet 6 is vertical with the front electrode main grid line 3 of the second battery sheet 7, again because all covered connection welding 2 on the front electrode main grid line 3, thus on the connection welding 2 on the first battery sheet, the 6 front electrode main grid lines 3 and the second battery sheet, the 7 front electrode main grid lines 3 to be connected welding 2 vertical.The backplate 4 of the described first battery sheet 6 is that the front electrode main grid line 3 of that battery sheet 1 adjacent in the battery strings with the first battery sheet, 6 places connects by being connected welding 2, namely cover turn left from the right side several first row battery strings from top to bottom the connection welding 2 on the front electrode main grid line 3 of several the 3rd battery sheets connect with the welding 2 that is connected on covering the first battery sheet, 6 backplates 4, the front electrode main grid line 3 of the described first battery sheet 6 connects by being connected welding 2 with the backplate 4 of the second battery sheet 7, the connection welding 2 that namely covers on the first battery sheet, the 6 front electrode main grid lines 3 connects with the welding 2 of being connected on covering the second battery sheet, 7 backplates 4, the backplate 4 of the battery sheet adjacent with the second battery sheet 7 connects by being connected welding 2 on the front electrode main grid line 3 of the described second battery sheet 7 and the second battery sheet, the 7 place battery strings, namely cover on the second battery sheet, the 7 front electrode main grid lines 3 connection welding 2 with cover several secondary series battery strings of turning left from the right side and be connected welding 2 connections on the backplate 4 of several the 3rd battery sheets from top to bottom.The battery sheet of the top of several secondary series battery strings of turning left from the right side is the first battery sheet 6, several the 3rd row battery strings of turning left from right side battery sheet topmost is the second battery sheet 7, several the 3rd row battery strings of turning left from right side battery sheet bottom is the first battery sheet 6, several the 4th row battery strings of turning left from right side battery sheet bottom is the second battery sheet 7, and structure and the connected mode of the described first battery sheet 6 and the second battery sheet 7 are all same as described above.
Claims (1)
1. solar module, comprise the multiple row battery strings, every row battery strings is in series by multi-disc battery sheet (1), described battery sheet front is provided with front electrode main grid line (3), described cell back face is provided with backplate (4), the backplate (4) of described battery sheet (1) be positioned at front electrode main grid line (3) under, described front electrode main grid line (3) all is coated with the surface of backplate (4) and is connected welding (2), the welding (2) that is connected on connection welding (2) between the adjacent cell sheet (1) of every row battery strings on the front electrode main grid line and the backplate connects, it is characterized in that: be used between the described adjacent two row battery strings two battery sheets that two row battery strings are cascaded all are defined as the first battery sheet (6) and the second battery sheet (7), the front electrode main grid line (3) of the described first battery sheet (6) and connect welding (2) and backplate (4) and be connected welding (2) vertical, the backplate (4) of the described second battery sheet (7) and connect welding (2) and front electrode main grid line (3) and be connected welding (2) vertical, and the front electrode main grid line (3) of the described first battery sheet (6) and connect the front electrode main grid line (3) of welding (2) and the second battery sheet (7) and be connected welding (2) vertical, the backplate (4) of the described first battery sheet (6) and connect the front electrode main grid line (3) of battery sheet (1) adjacent in the battery strings at welding (2) and first battery sheet (6) place and be connected welding (2) connection, the front electrode main grid line (3) of the described first battery sheet (6) and connect the backplate (4) of welding (2) and the second battery sheet (7) and is connected welding (2) and connect, the backplate (4) of adjacent battery sheet (1) and be connected welding (2) connection in the battery strings at the front electrode main grid line (3) of the described second battery sheet (7) and connection welding (2) and second battery sheet (7) place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102916728A CN103346187A (en) | 2013-07-12 | 2013-07-12 | Solar battery module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102916728A CN103346187A (en) | 2013-07-12 | 2013-07-12 | Solar battery module |
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| CN103346187A true CN103346187A (en) | 2013-10-09 |
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| CN2013102916728A Pending CN103346187A (en) | 2013-07-12 | 2013-07-12 | Solar battery module |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104052394A (en) * | 2014-06-23 | 2014-09-17 | 山东力诺光伏高科技有限公司 | Method for connecting photovoltaic module battery pieces |
| CN108428751A (en) * | 2018-04-13 | 2018-08-21 | 浙江晶科能源有限公司 | A kind of imbrication modular construction |
| CN108735845A (en) * | 2018-07-16 | 2018-11-02 | 宁波尤利卡太阳能科技发展有限公司 | A kind of solar energy slice battery |
| CN109841699A (en) * | 2019-04-02 | 2019-06-04 | 晶澳（扬州）太阳能科技有限公司 | Back contact solar cell group string and preparation method thereof, component |
| CN111628027A (en) * | 2020-06-08 | 2020-09-04 | 中节能太阳能科技（镇江）有限公司 | Anti latent high-efficient subassembly that splits |
| CN115224145A (en) * | 2022-06-15 | 2022-10-21 | 英利能源发展有限公司 | Photovoltaic cell series connection structure and photovoltaic cell series connection method |
| CN115592224A (en) * | 2022-10-19 | 2023-01-13 | 无锡奥特维科技股份有限公司（Cn） | Battery series welding method and device and series welding machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202736935U (en) * | 2012-08-27 | 2013-02-13 | 海南英利新能源有限公司 | Solar cell and main grid line thereof |
| CN202839629U (en) * | 2012-10-19 | 2013-03-27 | 浙江昱辉阳光能源江苏有限公司 | A solar cell |
| CN202888192U (en) * | 2012-11-09 | 2013-04-17 | 苏州阿特斯阳光电力科技有限公司 | Solar battery assembly |
| CN203312346U (en) * | 2013-07-12 | 2013-11-27 | 宁波尤利卡太阳能科技发展有限公司 | Solar cell module |
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2013
- 2013-07-12 CN CN2013102916728A patent/CN103346187A/en active Pending
Patent Citations (4)
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| CN202736935U (en) * | 2012-08-27 | 2013-02-13 | 海南英利新能源有限公司 | Solar cell and main grid line thereof |
| CN202839629U (en) * | 2012-10-19 | 2013-03-27 | 浙江昱辉阳光能源江苏有限公司 | A solar cell |
| CN202888192U (en) * | 2012-11-09 | 2013-04-17 | 苏州阿特斯阳光电力科技有限公司 | Solar battery assembly |
| CN203312346U (en) * | 2013-07-12 | 2013-11-27 | 宁波尤利卡太阳能科技发展有限公司 | Solar cell module |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104052394A (en) * | 2014-06-23 | 2014-09-17 | 山东力诺光伏高科技有限公司 | Method for connecting photovoltaic module battery pieces |
| CN108428751A (en) * | 2018-04-13 | 2018-08-21 | 浙江晶科能源有限公司 | A kind of imbrication modular construction |
| CN108735845A (en) * | 2018-07-16 | 2018-11-02 | 宁波尤利卡太阳能科技发展有限公司 | A kind of solar energy slice battery |
| CN109841699A (en) * | 2019-04-02 | 2019-06-04 | 晶澳（扬州）太阳能科技有限公司 | Back contact solar cell group string and preparation method thereof, component |
| CN111628027A (en) * | 2020-06-08 | 2020-09-04 | 中节能太阳能科技（镇江）有限公司 | Anti latent high-efficient subassembly that splits |
| CN111628027B (en) * | 2020-06-08 | 2023-09-05 | 中节能太阳能科技（镇江）有限公司 | An anti-crack component |
| CN115224145A (en) * | 2022-06-15 | 2022-10-21 | 英利能源发展有限公司 | Photovoltaic cell series connection structure and photovoltaic cell series connection method |
| CN115592224A (en) * | 2022-10-19 | 2023-01-13 | 无锡奥特维科技股份有限公司（Cn） | Battery series welding method and device and series welding machine |
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Application publication date: 20131009 |