CN108735831A - Solar cell, solar cell string and imbrication photovoltaic module - Google Patents

Solar cell, solar cell string and imbrication photovoltaic module Download PDF

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Publication number
CN108735831A
CN108735831A CN201810845773.8A CN201810845773A CN108735831A CN 108735831 A CN108735831 A CN 108735831A CN 201810845773 A CN201810845773 A CN 201810845773A CN 108735831 A CN108735831 A CN 108735831A
Authority
CN
China
Prior art keywords
solar cell
side
battery strings
grid line
sub
Prior art date
Application number
CN201810845773.8A
Other languages
Chinese (zh)
Inventor
冯天顺
张向前
刘凤柳
刘妍
张丽娜
刘凯辉
刘彩凤
Original Assignee
英利能源(中国)有限公司
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.)
Filing date
Publication date
Application filed by 英利能源(中国)有限公司 filed Critical 英利能源(中国)有限公司
Priority to CN201810845773.8A priority Critical patent/CN108735831A/en
Publication of CN108735831A publication Critical patent/CN108735831A/en

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    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L31/00Semiconductor devices sensitive to infra-red radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and 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 peculiar to the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/02Details
    • H01L31/0224Electrodes
    • H01L31/022408Electrodes for devices characterised by at least one potential jump barrier or surface barrier
    • H01L31/022425Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar cells
    • H01L31/022433Particular geometry of the grid contacts
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L31/00Semiconductor devices sensitive to infra-red radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and 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 peculiar to the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infra-red radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and 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 peculiar to the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/05Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
    • H01L31/0504Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module

Abstract

The present invention is suitable for technical field of photovoltaic power generation, provides a kind of solar cell, solar cell string and imbrication photovoltaic module, imbrication photovoltaic module and includes:Including multiple solar cells, the back side of solar cell is equipped with attached grid line, and solar cell connects into sub- battery strings in imbricate, wherein the back side main gate line overlap joint of the front main grid line solar cell adjacent thereto of any solar cell;Multiple sub- battery strings being arranged side by side are by the first convergent belt in parallel and the second convergent belt in parallel and are unified into battery strings, and corresponding attached grid line passes through conductive band connection in multiple sub- battery strings being arranged side by side;Multiple battery strings being arranged side by side pass through convergent belt series connection of connecting.For the present invention when solar battery sheet is blocked, electric current can block solar cell by attached grid line, avoid generating hot spot effect.

Description

Solar cell, solar cell string and imbrication photovoltaic module

Technical field

The invention belongs to a kind of technical field of photovoltaic power generation more particularly to solar cell, solar cell string and imbrications Photovoltaic module.

Background technology

Imbrication photovoltaic module is that solar cell is cut into baby battery piece, and baby battery piece is connected according to the form of imbrication At battery strings, then by battery series-parallel connection or it is connected into imbrication photovoltaic module.To prevent the cell piece in imbrication photovoltaic module from being hidden Gear generates hot spot effect, bypass diode is usually connected in imbrication component, bypass diode is connected to two batteries in parallel Between string, when there is a piece of cell piece to be blocked in battery strings, bypass diode can shield entire battery strings, lead to imbrication photovoltaic The output power of component significantly reduces.

Invention content

In view of this, an embodiment of the present invention provides a kind of solar cell, solar cell string and imbrication photovoltaic module, When being blocked with solar cell in solution in the prior art imbrication component, bypass diode can mask entire battery strings, from And the problem of causing the output power of imbrication photovoltaic module to significantly reduce.

The first aspect of the embodiment of the present invention provides a kind of solar cell, including:Solar cell, the solar energy The front of battery side is equipped with a front main grid line, and the back side of the solar cell other side is equipped with a back side main grid The back side of line, the solar cell is additionally provided with attached grid line, and the attached grid line is parallel with the back side main gate line.

Optionally, the quantity of the attached grid line is a plurality of, and adjacent two attached grid lines are separated by default spacing, and each attached grid line is total Line.

Optionally, the quantity of the attached grid line is one.

Second aspect of the embodiment of the present invention provides a kind of solar cell string, including:It is multiple such as the embodiment of the present invention the Solar cell described in one side, the solar cell are connected in imbricate, wherein the front of any solar cell The back side main gate line overlap joint of main gate line solar cell adjacent thereto.

The third aspect of the embodiment of the present invention provides a kind of imbrication photovoltaic module, including multiple such as the embodiment of the present invention first Solar cell described in aspect, solar cell connect into sub- battery strings in imbricate, wherein any solar cell The back side main gate line overlap joint of front main grid line solar cell adjacent thereto;Multiple sub- battery strings being arranged side by side are by first Convergent belt in parallel and the second convergent belt in parallel are simultaneously unified into battery strings, wherein the first convergent belt in parallel and multiple sons being arranged side by side The front main grid line of one end of battery strings connects, the second convergent belt in parallel and the other end of multiple sub- battery strings being arranged side by side Back side main gate line connection, and corresponding attached grid line passes through conductive band connection in multiple sub- battery strings being arranged side by side;It is multiple side by side The battery strings of arrangement pass through convergent belt series connection of connecting.

Optionally, the described first convergent belt in parallel and front main grid line vertical connection;Described second convergent belt in parallel and the back of the body Face main gate line vertical connection.

Optionally, the quantity of conductive strips is identical as the quantity of solar cell in a sub- battery strings in a battery strings; Each conductive strips are welded in multiple sub- battery strings being arranged side by side on corresponding attached grid line;The left side edge of conductive strips with most Apart 0 to 5 centimetre of the left side edge of attached grid line in the sub- battery strings in left side, right side edge and the sub- battery strings in the rightmost side of conductive strips In corresponding attached grid line right side edge at a distance of 0 to 5 centimetre.

Optionally, the first convergent belt in parallel in the series connection confluence two neighboring battery strings of band connection or the series connection The second convergent belt in parallel in the two neighboring battery strings of band connection of converging.

Optionally, the back side main gate line of the front main grid line of solar cell solar cell adjacent thereto passes through conduction Glue overlaps.

Optionally, the front of the solar cell is equipped with face glass, and the back side of the solar cell is equipped with the back side Glass is set between the solar cell and the face glass and between the solar cell and the back glass There is packaging adhesive film.

Existing advantageous effect is the embodiment of the present invention compared with prior art:The present embodiment is at the back side of solar cell Attached grid line is set, and solar cell is connected into sub- battery strings in imbricate, multiple sub- battery strings being arranged side by side are connected At battery strings, and, corresponding attached grid line passes through conductive band connection, multiple batteries being arranged side by side in the sub- battery strings being arranged side by side It is connected into imbrication photovoltaic module, this connection type forms netted parallel-connection structure, wherein one or more solar cells When piece is blocked, electric current can block solar cell by attached grid line, avoid generating hot spot effect, will not cause whole A battery strings failure, from the output power of photovoltaic module without significantly degrading, also, need not connect bypass diode, energy Enough save cost.

Description of the drawings

It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some Embodiment for those of ordinary skill in the art without having to pay creative labor, can also be according to these Attached drawing obtains other attached drawings.

Fig. 1 is the structural schematic diagram for the solar battery front side that the embodiment of the present invention one provides;

Fig. 2 is the structural schematic diagram for the rear surface of solar cell that the embodiment of the present invention one provides;

Fig. 3 is the structural schematic diagram for the rear surface of solar cell that the embodiment of the present invention one provides;

Fig. 4 is the structural schematic diagram of solar cell string provided by Embodiment 2 of the present invention;

Fig. 5 is the side view of solar cell string provided by Embodiment 2 of the present invention;

Fig. 6 is the structural schematic diagram for the imbrication photovoltaic module that the embodiment of the present invention three provides.

Specific implementation mode

In being described below, for illustration and not for limitation, it is proposed that such as tool of particular system structure, technology etc Body details, to understand thoroughly the embodiment of the present invention.However, it will be clear to one skilled in the art that there is no these specific The present invention can also be realized in the other embodiments of details.In other situations, it omits to well-known system, device, electricity The detailed description of road and method, in case unnecessary details interferes description of the invention.

In order to illustrate technical solutions according to the invention, illustrated below by specific embodiment.

Embodiment one

It please refers to Fig.1 to Fig. 3, the front of solar cell 101 is equipped with front main grid line 102, the solar cell 101 The back side be equipped with back side main gate line 103, the front main grid line 102 and the back side main gate line 103 are located at the sun The both sides of energy battery 101.The back side of the solar cell 101 is additionally provided with attached grid line 104, the attached grid line 104 and the back of the body Face main gate line 103 is parallel.

In the present embodiment, the front of solar cell 101 is equipped with front main grid line 102, and the back side is equipped with back side main gate line 103, front main grid line 102 and back side main gate line 103 are set to the opposite both sides of solar cell 101.Front main grid line 102 with too The distance of the one side edge of positive energy battery 101 is less than or equal to 1 millimeter, and back side main gate line 103 is another with solar cell 101 The distance of lateral edges is less than or equal to 1 millimeter.The front of solar cell 101 is additionally provided with positive thin grid line (attached drawing is not shown), The back side is additionally provided with the thin grid line in the back side (attached drawing is not shown), and the thin grid line in front is vertical with front main grid line 102, the thin grid line in the back side and the back of the body Face main gate line 103 is vertical.Attached grid line 104 is parallel with back side main gate line 103.

Solar cell 101 in the present embodiment is to cut full wafer solar battery sheet, for example, by the full wafer sun Energy cell piece cuts into 5 solar cells 101, the i.e. length of the length of solar cell 101 and full wafer solar battery sheet Identical, width is the 1/5 of full wafer solar battery sheet.

Preferably, attached grid line 104 is one or more.When attached grid line 104 is one, the length of attached grid line 104 is more than The 1/2 of solar cell, the structure of an attached grid line 104 is convenient for the connection of conductive strips, and can guarantee good electric conductivity.? When attached grid line 104 is a plurality of, adjacent two attached grid lines 104 are separated by default spacing, and each attached grid line 104 is conllinear, and attached grid line 104 is total The structure of line, when solar battery sheet is connected into imbrication photovoltaic module, corresponding attached grid line is convenient for connection, and a plurality of attached The structure of grid line 104, the electric current of collection cell piece that can be evenly, and save the cost of main gate line.

Preferably, attached grid line 104 is set in the middle part of the back side of battery unit 101, further, attached grid line and battery unit The distance of 101 both sides is equal.

Attached grid line 104 is arranged at the back side of solar cell in the present embodiment, and solar cell is being connected into imbrication photovoltaic When component, electric current can block solar cell by attached grid line 104, avoid generating hot spot effect, will not cause entire Battery strings fail, and from the output power of photovoltaic module without significantly degrading, also, need not connect bypass diode, can Save cost.

Embodiment two

It please refers to Fig.4 to Fig. 5, solar cell string, including:Multiple solar cells as described in the embodiment of the present invention one 101, the solar cell 101 in imbricate connect, wherein the front main grid line 102 of any solar cell 101 and its The back side main gate line 103 of adjacent solar cell 101 overlaps.

Attached grid line 104 is arranged in the back side of the solar cell in solar cell string in the present embodiment, by solar energy When battery strings connect into imbrication photovoltaic module, electric current can block solar cell by attached grid line 104, avoid generating heat Spot effect will not cause entire battery strings to fail, from the output power of photovoltaic module without significantly degrading, also, not need Bypass diode is connected, cost can be saved.

Referring to FIG. 6, imbrication photovoltaic module, including:Multiple solar cells as described in the embodiment of the present invention one, the sun Energy battery connects into sub- battery strings in imbricate, wherein the front main grid line 102 of any solar cell is adjacent thereto too The back side main gate line 103 of positive energy battery overlaps.Multiple sub- battery strings being arranged side by side pass through the first convergent belt 201 and second in parallel 202 band of parallel connection confluence is simultaneously unified into battery strings, wherein the first convergent belt 201 in parallel and the one of multiple sub- battery strings being arranged side by side The front main grid line 102 at end connects, the back side of the second convergent belt 202 and the other end of multiple sub- battery strings being arranged side by side in parallel Main gate line 103 connects, and corresponding attached grid line is connected by conductive strips 105 in multiple sub- battery strings being arranged side by side.It is multiple simultaneously The battery strings of arrangement are connected by convergent belt 203 of connecting.

In the present embodiment, referring to FIG. 6, solar cell connects into sub- battery strings in imbrication form, wherein any The back side main gate line 103 of the solar cell adjacent thereto of front main grid line 102 of solar cell is overlapped using conducting resinl.It is more A sub- battery strings are arranged side by side, and by the first 201 and second convergent belt 202 in parallel of convergent belt in parallel and are unified into battery strings.It is multiple simultaneously Corresponding attached grid line 104 is connected by conductive strips 105 in the sub- battery strings of arrangement, that is, multiple sub- battery strings being arranged side by side In, conllinear attached grid line 104 is connected by a conductive strips 105.Battery strings are connected by convergent belt 203 of connecting.

For example, be arranged side by side for 3 sub- battery strings in Fig. 6, every sub- battery strings by 5 solar cell oblique cut graftings and At 102 vertical connection of front main grid line of the upper end of the first convergent belt in parallel and 3 sub- battery strings being arranged side by side, second simultaneously Join 103 vertical connection of back side main gate line of the lower end of convergent belt and 3 sub- batteries being arranged side by side, 3 son electricity being arranged side by side Chi Zhong, conllinear attached grid line 104 are connected by a conductive strips 105, and 2 battery strings are connected by convergent belt 203 of connecting.

Preferably, the series connection convergent belt 203 connects the first convergent belt in parallel or the string in two neighboring battery strings The second convergent belt in parallel in the connection confluence two neighboring battery strings of band connection.That is, in multiple battery strings being arranged side by side, adjacent two Connected by convergent belt 203 of connecting between a battery strings, series connection convergent belt 203 be all connected in two neighboring battery strings first simultaneously Join convergent belt 201, alternatively, the second convergent belt 202 in parallel that series connection convergent belt 203 is all connected in two neighboring battery strings.

Preferably, in a battery strings quantity and solar cell in a sub- battery strings of conductive strips 105 quantity phase Together.Each conductive strips 105 are welded in multiple sub- battery strings being arranged side by side on corresponding attached grid line 104.Conductive strips 105 Apart 0 to 5 centimetre of the left side edge of left side edge and the attached grid line 104 in the sub- battery strings in the leftmost side, the right edge of conductive strips 105 The right side edge of corresponding with the sub- battery strings in the rightmost side attached grid line of edge 104 is at a distance of 0 to 5 centimetre.

In the present embodiment, conductive strips 105 are welding or other are capable of conductive material.Conductive strips in one battery strings 105 quantity is identical as the quantity of solar cell in a sub- battery strings, for example, as shown in fig. 6, a battery strings have 3 Sub- battery strings are formed by connecting, and a sub- battery strings are formed by connecting by 5 solar cells, then in a battery strings conductive strips number Amount is 5.Conductive strips 105 are welded on attached grid line 104, and the width of conductive strips 105 is of same size with attached grid line 104, alternatively, It is less than 0.2 centimetre with the different widths of attached grid line 104.The length of conductive strips 105 extends to multiple in a battery strings arranges side by side The sub- battery strings of row, the left side edge of conductive strips 105 is with the left side edge of the attached grid line 104 in the sub- battery strings in the leftmost side at a distance of 0 To 5 centimetres, the right side edge of corresponding with the sub- battery strings in the rightmost side attached grid line of the right side edges of conductive strips 104 is at a distance of 0 to 5 li Rice.

Preferably, the first convergent belt in parallel and front main grid line vertical connection;Second convergent belt in parallel and back side main gate line Vertical connection.

Preferably, the front of the solar cell is equipped with face glass, and the back side of the solar cell is equipped with the back side Glass is set between the solar cell and the face glass and between the solar cell and the back glass There is packaging adhesive film.

The present embodiment is connected solar cell in imbricate by the way that attached grid line 104 is arranged at the back side of solar cell Sub- battery strings are connected into, multiple sub- battery strings being arranged side by side are connected into battery strings, and, it is corresponding in the sub- battery strings being arranged side by side Attached grid line 104 connected by conductive strips 105, multiple battery strings being arranged side by side are connected into imbrication photovoltaic module, this connection Mode forms netted parallel-connection structure, and when one or more solar battery sheets are blocked wherein, electric current can pass through attached grid Line 104 avoids generating hot spot effect, entire battery strings will not be caused to fail, thus will not be notable around solar cell is blocked The output power of photovoltaic module is reduced, also, bypass diode need not be connected, cost can be saved.

Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations;Although with reference to aforementioned reality Applying example, invention is explained in detail, it will be understood by those of ordinary skill in the art that:It still can be to aforementioned each Technical solution recorded in embodiment is modified or equivalent replacement of some of the technical features;And these are changed Or replace, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution should all It is included within protection scope of the present invention.

Claims (10)

1. a kind of solar cell, which is characterized in that the front of the solar cell is equipped with front main grid line, the solar energy The back side of battery is equipped with back side main gate line, and the front main grid line and the back side main gate line are located at the solar cell Both sides;The back side of the solar cell is additionally provided with attached grid line, and the attached grid line is parallel with the back side main gate line.
2. solar cell as described in claim 1, which is characterized in that the quantity of the attached grid line be it is a plurality of, adjacent two Attached grid line is separated by default spacing, and each attached grid line is conllinear.
3. solar cell as described in claim 1, which is characterized in that the quantity of the attached grid line is one.
4. a kind of solar cell string, which is characterized in that including:Multiple solar-electricities as described in any one of claims 1 to 3 Pond, the solar cell are connected in imbricate, wherein the front main grid line of any solar cell sun adjacent thereto The back side main gate line overlap joint of energy battery.
5. a kind of imbrication photovoltaic module, which is characterized in that including multiple solar-electricities as described in any one of claims 1 to 3 Pond, solar cell connect into sub- battery strings in imbricate, wherein the front main grid line of any solar cell is adjacent thereto Solar cell back side main gate line overlap joint;Multiple sub- battery strings being arranged side by side by the first convergent belt and second in parallel simultaneously Connection convergent belt is simultaneously unified into battery strings, wherein the front of the first convergent belt and one end of multiple sub- battery strings being arranged side by side in parallel Main gate line connects, and the second convergent belt in parallel is connect with the back side main gate line of the other end of multiple sub- battery strings being arranged side by side, and Corresponding attached grid line passes through conductive band connection in multiple sub- battery strings being arranged side by side;Multiple battery strings being arranged side by side pass through string Join convergent belt series connection.
6. imbrication photovoltaic module as claimed in claim 5, which is characterized in that first convergent belt in parallel is arranged side by side with multiple The front main grid line vertical connection of one end of sub- battery strings, the second convergent belt in parallel are another with multiple sub- battery strings being arranged side by side The back side main gate line vertical connection of one end.
7. imbrication photovoltaic module as claimed in claim 5, which is characterized in that in a battery strings quantity of conductive strips with one The quantity of solar cell is identical in sub- battery strings;Each conductive strips are welded in multiple sub- battery strings being arranged side by side corresponding Attached grid line on;Apart 0 to 5 centimetre of the left side edge of the left side edge of conductive strips and the attached grid line in the sub- battery strings in the leftmost side, The right side edge of the right side edge of conductive strips attached grid line corresponding with the sub- battery strings in the rightmost side is at a distance of 0 to 5 centimetre.
8. imbrication photovoltaic module as claimed in claim 5, which is characterized in that the series connection confluence two neighboring battery of band connection The second convergent belt in parallel in the first convergent belt in parallel or the series connection confluence two neighboring battery strings of band connection in string.
9. imbrication photovoltaic module as claimed in claim 5, which is characterized in that the front main grid line of solar cell is adjacent thereto The back side main gate line of solar cell overlapped by conducting resinl.
10. imbrication photovoltaic module as claimed in claim 5, which is characterized in that the front of the solar cell is equipped with front The back side of glass, the solar cell is equipped with back glass, between the solar cell and the face glass, Yi Jisuo It states and is equipped with packaging adhesive film between solar cell and the back glass.
CN201810845773.8A 2018-07-27 2018-07-27 Solar cell, solar cell string and imbrication photovoltaic module CN108735831A (en)

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CN201810845773.8A CN108735831A (en) 2018-07-27 2018-07-27 Solar cell, solar cell string and imbrication photovoltaic module

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Application Number Priority Date Filing Date Title
CN201810845773.8A CN108735831A (en) 2018-07-27 2018-07-27 Solar cell, solar cell string and imbrication photovoltaic module

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CN108735831A true CN108735831A (en) 2018-11-02

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Publication number Priority date Publication date Assignee Title
CN101390220A (en) * 2006-02-24 2009-03-18 达伊4能量有限公司 High voltage solar cell and solar cell module
CN201478310U (en) * 2009-06-26 2010-05-19 比亚迪股份有限公司 Solar battery assembly
CN202695476U (en) * 2012-07-26 2013-01-23 巨茂光电(厦门)有限公司 Anti-hot spot photovoltaic component
CN103022171A (en) * 2013-01-17 2013-04-03 晶科能源有限公司 Solar cell photovoltaic module
CN203983309U (en) * 2014-07-23 2014-12-03 湖南红太阳新能源科技有限公司 Photovoltaic module for preventing hot spot
CN204407339U (en) * 2015-02-06 2015-06-17 保利协鑫(苏州)新能源运营管理有限公司 Solar module
CN204497250U (en) * 2015-03-23 2015-07-22 中建材浚鑫科技股份有限公司 Preventing hot spot photovoltaic module
US20150349174A1 (en) * 2014-05-27 2015-12-03 Cogenra Solar, Inc. Shingled solar cell module
CN106663706A (en) * 2015-08-18 2017-05-10 太阳能公司 Solar panel
CN208637430U (en) * 2018-07-27 2019-03-22 英利能源(中国)有限公司 Solar battery, solar battery string and imbrication photovoltaic module

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101390220A (en) * 2006-02-24 2009-03-18 达伊4能量有限公司 High voltage solar cell and solar cell module
CN201478310U (en) * 2009-06-26 2010-05-19 比亚迪股份有限公司 Solar battery assembly
CN202695476U (en) * 2012-07-26 2013-01-23 巨茂光电(厦门)有限公司 Anti-hot spot photovoltaic component
CN103022171A (en) * 2013-01-17 2013-04-03 晶科能源有限公司 Solar cell photovoltaic module
US20150349174A1 (en) * 2014-05-27 2015-12-03 Cogenra Solar, Inc. Shingled solar cell module
CN203983309U (en) * 2014-07-23 2014-12-03 湖南红太阳新能源科技有限公司 Photovoltaic module for preventing hot spot
CN204407339U (en) * 2015-02-06 2015-06-17 保利协鑫(苏州)新能源运营管理有限公司 Solar module
CN204497250U (en) * 2015-03-23 2015-07-22 中建材浚鑫科技股份有限公司 Preventing hot spot photovoltaic module
CN106663706A (en) * 2015-08-18 2017-05-10 太阳能公司 Solar panel
CN208637430U (en) * 2018-07-27 2019-03-22 英利能源(中国)有限公司 Solar battery, solar battery string and imbrication photovoltaic module

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