CN110212050A - A kind of new structure photovoltaic cell component - Google Patents

A kind of new structure photovoltaic cell component Download PDF

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Publication number
CN110212050A
CN110212050A CN201910509929.XA CN201910509929A CN110212050A CN 110212050 A CN110212050 A CN 110212050A CN 201910509929 A CN201910509929 A CN 201910509929A CN 110212050 A CN110212050 A CN 110212050A
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CN
China
Prior art keywords
battery
component
new structure
photovoltaic cell
parallel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910509929.XA
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Chinese (zh)
Inventor
孙权
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Trina Solar Co Ltd
Original Assignee
Trina Solar Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Trina Solar Co Ltd filed Critical Trina Solar Co Ltd
Priority to CN201910509929.XA priority Critical patent/CN110212050A/en
Publication of CN110212050A publication Critical patent/CN110212050A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/04Semiconductor 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
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/044PV modules or arrays of single PV cells including bypass diodes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/04Semiconductor 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
    • H01L31/042PV 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
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Abstract

The invention discloses a kind of new structure photovoltaic cell components, the photovoltaic module includes multiple concatenated battery string locations, the battery string location includes 3 battery strings in parallel, the battery strings include the cell piece of multiple series connections, a terminal box with bypass diode in parallel between two neighboring concatenated batteries in parallel connection string location.The cell piece is to cut half-cell piece.The present invention by obtaining battery string location for 3 batteries in series and parallel, battery string location is together in series again, to which the voltage of component is reduced to original 2/3,50% can be increased with component count in a string when power station is installed in this way, confluence box number can reduce 1/3 accordingly, if such as when having 12 string battery strings, the cassettes of component are also reduced to two by original three, so as to save terminal box and header box cost, when being applied on power station, the component for 1/2 quantity that can more connect in the same array, so as to reduce the quantity of 1/3 header box.

Description

A kind of new structure photovoltaic cell component
Technical field
The invention belongs to photovoltaic technology field, and in particular to a kind of new structure photovoltaic cell component.
Background technique
Solar battery is a kind of device that luminous energy is converted into direct current using photovoltaic effect.According to photoelectricity The difference of transition material, solar battery include monocrystalline silicon, polysilicon, amorphous silicon membrane, Cadimium telluride thin film, and copper and indium gallium tin is thin Film, GaAs, fuel sensitization, perovskite, multiple types such as lamination.One of the most common is crystal silicon solar energy battery, including Monocrystaline silicon solar cell and polysilicon solar cell.By multiple solar battery electricity interlinkage post packages in glass or organic In polymer, the obtained photovoltaic apparatus that can be used for a long time is referred to as photovoltaic module.The interconnection of solar battery in component Mode includes series connection, in parallel and the two to be used in mixed way.
In the prior art, photovoltaic array is limited with component count in a string by component open-circuit voltage in photovoltaic array, In addition, terminal box and header box requirement are also more, production cost is increased, such as comprising 12 string battery strings, lead to Often need 3 diodes in parallel.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of new structure photovoltaic cell component, in application, subtracting on power station The quantity of few header box and terminal box.
The technical solution of the present invention is as follows: a kind of new structure photovoltaic cell component, including multiple concatenated battery string locations, The battery string location includes 3 battery strings in parallel, and the battery strings include the cell piece of multiple series connections, two neighboring A terminal box with bypass diode in parallel between concatenated battery string location.
Preferably, the cell piece is to cut half-cell piece.
Preferably, the battery string location is even number.
Preferably, the battery string location is 4.
The present invention can be solar double-glass assemblies, or single glass component.
Compared with prior art, the beneficial effects of the present invention are embodied in:
The present invention by obtaining battery string location for 3 batteries in series and parallel, then battery string location is together in series, thus will The voltage of component is reduced to original 2/3, can increase by 50% with component count in a string in this way in power plant application, header box Quantity can reduce 1/3 accordingly, if such as when having 12 string battery strings, the cassettes of component are also by three original reductions It is two, so as to save terminal box and header box cost, in application, can connect 1/ in the same array on power station more The component of 2 quantity, so as to reduce the quantity of 1/3 header box.
Detailed description of the invention
Fig. 1 is assembly circuit schematic diagram of the invention.
The positive structure schematic that Fig. 2 is the present invention when being double glass photovoltaic modulies.
The structure schematic diagram that Fig. 3 is the present invention when being double glass photovoltaic modulies.
The positive structure schematic that Fig. 4 is the present invention when being single glass photovoltaic module.
The structure schematic diagram that Fig. 5 is the present invention when being single glass photovoltaic module.
Specific embodiment
As shown in Figures 2 and 3, the present invention include photovoltaic module, on front side of the photovoltaic module and the glass front plate of rear side and Backboard, backboard may be glass back plate, i.e., photovoltaic module can be double glass photovoltaic modulies in the present invention, see Fig. 3, or Single glass photovoltaic module, is shown in Fig. 5.
As shown in Figure 1, heretofore described photovoltaic module includes multiple concatenated battery string locations 3, the battery strings list Member 3 includes 3 battery strings 2 in parallel, and the battery strings 2 include the cell piece 1 of multiple series connections, two neighboring concatenated electricity A terminal box with bypass diode 4 in parallel between pond string location 3.
Wherein, cell piece 1 can be to cut half-cell piece, and the cell piece quantity in every string battery strings can also have multiple, electricity The quantity of pond string location 3 can also have multiple, such as shown in Figure 1, battery strings are 12 strings in the present embodiment, battery string location is 4.

Claims (6)

1. a kind of new structure photovoltaic cell component, which is characterized in that including multiple concatenated battery string locations, the battery strings Unit includes 3 battery strings in parallel, and the battery strings include the cell piece of multiple series connections, two neighboring concatenated battery A terminal box with bypass diode in parallel between string location.
2. new structure photovoltaic cell component as described in claim 1, which is characterized in that the cell piece is to cut half-cell Piece.
3. new structure photovoltaic cell component as described in claim 1, which is characterized in that the battery string location is even number It is a.
4. new structure photovoltaic cell component as claimed in claim 3, which is characterized in that the battery string location is 2 or 4 It is a.
5. new structure photovoltaic cell component as described in claim 1, which is characterized in that the cell piece is with 3-18 root The cell piece of main grid.
6. the new structure photovoltaic cell component as described in Claims 1 to 5 is any, which is characterized in that the novel knot Structure photovoltaic cell component is single glass component or solar double-glass assemblies.
CN201910509929.XA 2019-06-13 2019-06-13 A kind of new structure photovoltaic cell component Pending CN110212050A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910509929.XA CN110212050A (en) 2019-06-13 2019-06-13 A kind of new structure photovoltaic cell component

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910509929.XA CN110212050A (en) 2019-06-13 2019-06-13 A kind of new structure photovoltaic cell component

Publications (1)

Publication Number Publication Date
CN110212050A true CN110212050A (en) 2019-09-06

Family

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Family Applications (1)

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CN201910509929.XA Pending CN110212050A (en) 2019-06-13 2019-06-13 A kind of new structure photovoltaic cell component

Country Status (1)

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CN (1) CN110212050A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111584660A (en) * 2020-05-19 2020-08-25 晶澳(扬州)太阳能科技有限公司 Photovoltaic module and photovoltaic device comprising same
EP4113632A1 (en) * 2021-06-28 2023-01-04 Heckert Solar GmbH Photovoltaic module

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203038940U (en) * 2012-12-13 2013-07-03 常州天合光能有限公司 Solar-energy battery assembly
CN106252444A (en) * 2016-09-06 2016-12-21 苏州阿特斯阳光电力科技有限公司 A kind of solar module and manufacture method
CN108281500A (en) * 2018-03-09 2018-07-13 天合光能股份有限公司 A kind of novel half photovoltaic cell component
CN108281499A (en) * 2018-03-09 2018-07-13 天合光能股份有限公司 A kind of photovoltaic cell component of novel circuit design
CN207896931U (en) * 2018-03-09 2018-09-21 天合光能股份有限公司 A kind of photovoltaic cell component
CN208422933U (en) * 2018-06-21 2019-01-22 苏州阿特斯阳光电力科技有限公司 Photovoltaic module
CN109285905A (en) * 2018-10-31 2019-01-29 浙江正泰太阳能科技有限公司 Double generator unit imbrication photovoltaic modulies
CN209709004U (en) * 2019-06-13 2019-11-29 天合光能股份有限公司 A kind of new structure photovoltaic cell component

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203038940U (en) * 2012-12-13 2013-07-03 常州天合光能有限公司 Solar-energy battery assembly
CN106252444A (en) * 2016-09-06 2016-12-21 苏州阿特斯阳光电力科技有限公司 A kind of solar module and manufacture method
CN108281500A (en) * 2018-03-09 2018-07-13 天合光能股份有限公司 A kind of novel half photovoltaic cell component
CN108281499A (en) * 2018-03-09 2018-07-13 天合光能股份有限公司 A kind of photovoltaic cell component of novel circuit design
CN207896931U (en) * 2018-03-09 2018-09-21 天合光能股份有限公司 A kind of photovoltaic cell component
CN208422933U (en) * 2018-06-21 2019-01-22 苏州阿特斯阳光电力科技有限公司 Photovoltaic module
CN109285905A (en) * 2018-10-31 2019-01-29 浙江正泰太阳能科技有限公司 Double generator unit imbrication photovoltaic modulies
CN209709004U (en) * 2019-06-13 2019-11-29 天合光能股份有限公司 A kind of new structure photovoltaic cell component

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111584660A (en) * 2020-05-19 2020-08-25 晶澳(扬州)太阳能科技有限公司 Photovoltaic module and photovoltaic device comprising same
EP4113632A1 (en) * 2021-06-28 2023-01-04 Heckert Solar GmbH Photovoltaic module

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