WO2015143903A1 - Ensemble à cellules solaires - Google Patents

Ensemble à cellules solaires Download PDF

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Publication number
WO2015143903A1
WO2015143903A1 PCT/CN2014/094979 CN2014094979W WO2015143903A1 WO 2015143903 A1 WO2015143903 A1 WO 2015143903A1 CN 2014094979 W CN2014094979 W CN 2014094979W WO 2015143903 A1 WO2015143903 A1 WO 2015143903A1
Authority
WO
WIPO (PCT)
Prior art keywords
electrode
solar cell
positive
electrode structure
cell module
Prior art date
Application number
PCT/CN2014/094979
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English (en)
Chinese (zh)
Inventor
李蓬勃
Original Assignee
李蓬勃
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
Priority claimed from CN201420144963.4U external-priority patent/CN203761326U/zh
Priority claimed from CN201410120643.XA external-priority patent/CN104953940B/zh
Application filed by 李蓬勃 filed Critical 李蓬勃
Publication of WO2015143903A1 publication Critical patent/WO2015143903A1/fr

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    • 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
    • H02S40/36—Electrical components characterised by special electrical interconnection means between two or more PV modules, e.g. electrical module-to-module connection
    • 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
    • H01L31/02—Details
    • H01L31/02002—Arrangements for conducting electric current to or from the device in operations
    • H01L31/02005—Arrangements for conducting electric current to or from the device in operations for device characterised by at least one potential jump barrier or surface barrier
    • H01L31/02008—Arrangements for conducting electric current to or from the device in operations for device characterised by at least one potential jump barrier or surface barrier for solar cells or solar cell modules
    • 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

Definitions

  • the present invention relates to the field of solar power generation technologies, and in particular, to a solar battery module.
  • the solar cell module mainly includes: a conventional solar cell module and a flexible solar cell module.
  • the traditional solar cell module has the characteristics of large volume, hard texture, and the like, and can not achieve the effect of lightness and portability. If you want to make it splicable for easy carrying, you need to connect a certain number of solar modules together.
  • the existing solar cell module circuit connections are mostly completed externally, using external connectors, wire connections, wires are hard and difficult to bend and fold, and the external wires are prone to entanglement of wires, causing the wires to fall off and break. That is, unsafe phenomena such as damage to the outer skin.
  • the flexible solar cell module encapsulates the solar cell sheet in a flexible material (such as a cloth base and a polymer film, etc.), leaving a gap between adjacent sides of each two solar cell sheets, and connecting the respective solar battery cells in series Together, it constitutes a larger collapsible solar cell.
  • a flexible material such as a cloth base and a polymer film, etc.
  • solar cells are usually of a fixed specification, that is, each solar cell module includes only a fixed number of solar cells, and cannot be disassembled and assembled to meet the individual needs of the user.
  • the invention provides a solar cell module for solving the technical problem of inconvenience in disassembly and assembly of the solar cell module existing in the prior art.
  • Embodiments of the present invention provide a solar cell module, including: at least two solar cell units, each of the solar cell units including a battery board and a frame disposed around the battery board, and the frame is provided with a plurality of positive An electrode and a plurality of negative electrodes, the positive electrode and the negative electrode being disposed in pairs;
  • the plurality of positive electrodes as a first electrode structure and/or a second electrode structure; the plurality of negative electrodes including the first electrode structure and/or the second electrode structure;
  • the solar cell units are connected to each other by the first electrode structure and the second electrode structure.
  • the invention provides a solar cell module comprising at least two solar cell units, wherein a plurality of positive electrodes and a plurality of negative electrodes are arranged in pairs on a frame around the panel; the plurality of positive electrodes include a first electrode structure and a second electrode structure; the plurality of negative electrodes include a first electrode structure and/or a second electrode structure; to electrically connect at least two solar cells between the first electrode structure and the second electrode structure connection.
  • the solution effectively improves the convenience of disassembly and assembly of existing solar cell modules.
  • FIG. 1 is a schematic plan view showing the planar structure of each solar cell unit in a solar cell module according to an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of a first electrode structure and a second electrode structure according to an embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of a voltage output component according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of a layered structure of a solar cell unit according to an embodiment of the present invention.
  • FIG. 1 is a schematic plan view of a solar cell unit in a solar cell module according to an embodiment of the present invention. As shown in FIG. 1 , the solar cell module specifically includes:
  • At least two solar battery cells 11 each including a battery panel 101 and a bezel 102 disposed around the panel 101, the bezel 102 being provided with a plurality of positive electrodes and a plurality of negative electrodes; wherein, the positive electrodes and The negative electrodes are arranged in pairs;
  • the first electrode structure 1031 and/or the second electrode structure 1032 are included in the plurality of positive electrodes; the first electrode structure 1031 and/or the second electrode structure 1032 are included in the plurality of negative electrodes;
  • the first electrode structure 1031 and the second electrode structure 1032 pass between the solar battery cells 11 The snap connection.
  • the battery board 101 is specifically a semiconductor material that can convert light energy into electrical energy directly or indirectly through a photoelectric effect or a photochemical effect, such as a compound material of single crystal silicon, polycrystalline silicon, amorphous silicon, and silicon, and an auxiliary insulating material. Made with conductive materials.
  • a frame 102 is disposed around the panel 101. In the embodiment, the frame 102 can be formed in the panel 101, and the insulating material (outer liner) having a certain strength is extended to a certain width of the periphery of the panel 101. The resulting position structure.
  • the frame 102 is provided with a plurality of positive electrodes and a plurality of negative electrodes; wherein the positive electrode and the negative electrode are arranged in pairs; the positive electrode of each pair of electrodes is connected with the positive output electrode of the battery board 101; and the negative electrode of each pair of electrodes The electrodes are connected to the negative output electrode of the panel 101 to output the electrical energy generated by the panel for use by an external electrical load.
  • the first electrode structure 1031 and/or the second electrode structure 1032 are included in the plurality of positive electrodes; the first electrode structure 1031 and/or the second electrode structure 1032 are included in the plurality of negative electrodes; wherein the first electrode structure 1031 and the second electrode
  • the electrode structure 1032 is a pair of physical connection matching structures, and the physical connection matching structure may be specifically connected in the form of a female snap connection, a bolt and nut connection, etc. In the embodiment, the first electrode structure 1031 and the second electrode structure 1032 are specifically connected. Not limited.
  • the plurality of positive electrodes or the plurality of negative electrodes may adopt the same electrode structure, such as the first electrode structure 1031 or the second electrode structure 1032; or two electrode structures, such as multiple positive
  • the first electrode structure 1031 and the second electrode structure 1032 are included in the electrode, and the proportion of the two electrode structures in the plurality of positive electrodes is not limited; or the plurality of negative electrodes including the first electrode structure 1031 includes The second electrode structure 1032, the proportion of the two electrode structures in the plurality of negative electrodes is not limited.
  • the solar cell units can be coupled to each other through the first electrode structure 1031 and the second electrode structure 1032, thereby implementing parallel/serial connection of the solar cell output electrodes.
  • this embodiment provides a specific implementation manner of the first electrode structure 1031 and the second electrode structure 1032 on the basis of the embodiment shown in FIG.
  • the first electrode structure 1031 specifically includes a first electrode ring 211 and an annular groove 212 located below the first electrode ring 211; the second electrode structure 1032 includes a second electrode ring 221 for embedding the annular groove 212.
  • the first electrode structure 1031 may be disposed on a first side of the first solar battery unit 11 of the two solar battery cells 11 to be connected, wherein the first electrode structure
  • the first electrode ring 211 in 1031 is a ring conductor having a groove or a through hole structure at the center; and an annular groove 212 is disposed under the first electrode ring 211.
  • the second electrode ring 221 of the second electrode structure 1032 may be disposed on the second side of the second solar cell unit 11 of the two solar cell units 11 to be connected, and also has a groove or a through hole at the center.
  • the ring conductor of the structure is disposed on a first side of the first solar battery unit 11 of the two solar battery cells 11 to be connected, wherein the first electrode structure
  • the first electrode ring 211 in 1031 is a ring conductor having a groove or a through hole structure at the center; and an annular groove 212 is disposed under the first electrode ring 211.
  • the annular groove 212 is bent toward the center of the annular structure by the external force pressing, thereby allowing the second electrode ring 221 to be freely embedded in the groove of the annular groove 212, and the first electrode structure 1031 and the second electrode structure 1032 are realized.
  • the snap connection between the two is not limited to the shape of the annular structure.
  • first electrode structure 1031 may further include a piston 213 inserted into the first electrode ring 211 and the inner side of the annular groove 212.
  • the piston 213 can prevent the second electrode ring 221 from being detached when it is freely inserted into the groove of the annular groove 212.
  • the piston 213 specifically includes a first cylindrical structure 2131 and a second cylindrical structure 2132 located below the first cylindrical structure 2131; wherein the radius of the first cylindrical structure 2131 is the same as the radius of the outer ring of the first electrode ring 211; The radius of the second cylindrical structure 2132 is slightly smaller than the inner ring radius of the annular groove 212, so that when the first electrode structure 1031 and the second electrode structure 1032 are snapped and connected, the second electrode ring 221, the annular groove 212 and the second cylinder A secure connection is achieved between the structures 2132.
  • each of the plurality of positive electrodes and the plurality of negative electrodes disposed on the frame 102 is disposed in pairs on two laterally opposite sides of the frame 102; or, in the longitudinal direction of the frame 102 The two sides are set in pairs.
  • the plurality of positive electrodes and the plurality of negative electrodes may be arranged in pairs in the X direction (lateral direction) on the frame 102, or may be paired in the Y direction (longitudinal direction) on the frame 102.
  • the setting can also be set in pairs in the X direction and the Y direction at the same time, which is not limited in this embodiment.
  • the solar cell module of this embodiment may further include a voltage output component 12;
  • the voltage output unit 12 specifically includes a voltage conversion unit 121 and a frame 122 disposed around the voltage conversion unit.
  • the frame 122 is provided with an input positive electrode 123 and an input negative electrode 124 electrically connected to the voltage conversion unit 121.
  • the voltage conversion unit 121 can convert a fixed output voltage into a voltage outputted by an interface of another powered device, such as a Universal Serial Bus (USB), a car cigarette lighter interface, or the like.
  • the voltage conversion unit 121 may specifically be a voltage conversion circuit or a conversion device such as a transformer or the like.
  • the input positive electrode 123 is specifically the first electrode structure 1031 or the second electrode structure. 1032, the card is connected to the positive electrode on the at least two solar cells 11; the input negative electrode 124 is the first electrode structure 1031 or the second electrode structure 1032, and the at least two solar cells The negative electrode on the 11 is snap-fitted.
  • the solar cell unit 11 includes a first insulating layer 1011, a first electrode layer 1012, a second insulating layer 1013, a second electrode layer 1014, a third insulating layer 1015, a photovoltaic panel 1016, and a waterproof layer 1017.
  • the edge regions of the first insulating layer 1011, the second insulating layer 1013 and the third insulating layer 1015 constitute the above-mentioned frame 102;
  • the first electrode layer 1012 is connected to a plurality of positive electrodes disposed on the frame 102, and the second electrode layer 1014 is connected to the plurality of negative electrodes disposed on the frame 102 to realize the extraction of the positive and negative electrodes of the solar cell unit 11;
  • each of the above photovoltaic panels 1016 includes a positive electrode contact region and a negative electrode contact region for respectively extracting positive and negative output terminals of the voltage generated by the photovoltaic panel 1016, wherein the photovoltaic panel
  • the positive electrode contact region of 1016 is electrically connected to the first electrode layer 1012
  • the negative electrode contact region of the photovoltaic panel 1016 is electrically connected to the second electrode layer 1014, thereby drawing a voltage for external electrical load.
  • a protection circuit is added; the protection circuit specifically includes a diode; the anode of the diode is electrically connected to the positive contact area of the photovoltaic panel 1016, and the diode is The negative electrode is electrically connected to the first electrode layer 1012; or the positive electrode of the diode is electrically connected to the second electrode layer 1014, and the negative electrode of the diode is electrically connected to the negative electrode contact region of the photovoltaic panel 1016.
  • the diode has its own unidirectional conductive feature, so that the current flow between the positive and negative contact regions of the photovoltaic panel 1016 and the corresponding electrode layer in each solar cell unit 11 in the solar cell module is fixed, thereby avoiding the current in each solar cell unit 11. Problems such as internal friction, short circuit or damage caused by unstable flow.
  • a plurality of fixing holes are further disposed on the frame 102. These fixing holes can be easily hung on the raised structure such as the hook.
  • the solar cell module provided by the present invention comprises at least two solar cell units, each solar cell unit comprises a battery board and a frame disposed around the panel, the frame is provided with a plurality of positive electrodes and a plurality of negative electrodes, The positive electrode and the negative electrode are disposed in pairs; the plurality of positive electrodes include a first electrode structure and/or a second electrode structure; and the plurality of negative electrodes include the first electrode a pole structure and/or a second electrode structure; the solar cell units are connected by a first electrode structure and a second electrode structure.
  • the technical solution effectively improves the convenience of disassembly and assembly of existing solar battery components.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

La présente invention se rapporte à un ensemble à cellules solaires, comprenant au moins deux unités à cellules solaires (11). Chacune des unités à cellules solaires (11) comprend un panneau de cellules (101) et un cadre périphérique (102) agencé autour du panneau de cellules (101), une pluralité d'électrodes positives et une pluralité d'électrodes négatives étant agencées sur le cadre périphérique (102), et les électrodes positives et les électrodes négatives étant agencées par paires. La pluralité d'électrodes positives comprennent des premières structures d'électrode (1031) et/ou des secondes structures d'électrode (1032) ; et la pluralité d'électrodes négatives comprennent les premières structures d'électrode (1031) et/ou les secondes structures d'électrode (1032). Les unités à cellules solaires sont reliées l'une à l'autre dans un mode d'encliquetage par l'intermédiaire des premières structures d'électrode (1031) et des secondes structures d'électrode (1032). La solution résout efficacement le problème technique qui est que, dans l'état de la technique, un ensemble à cellules solaires n'est pas commode à démonter et monter.
PCT/CN2014/094979 2014-03-27 2014-12-25 Ensemble à cellules solaires WO2015143903A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201420144963.4U CN203761326U (zh) 2014-03-27 2014-03-27 太阳能电池组件
CN201410120643.X 2014-03-27
CN201410120643.XA CN104953940B (zh) 2014-03-27 2014-03-27 太阳能电池组件
CN201420144963.4 2014-03-27

Publications (1)

Publication Number Publication Date
WO2015143903A1 true WO2015143903A1 (fr) 2015-10-01

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PCT/CN2014/094979 WO2015143903A1 (fr) 2014-03-27 2014-12-25 Ensemble à cellules solaires

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WO (1) WO2015143903A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109659376A (zh) * 2018-10-18 2019-04-19 珈伟新能源股份有限公司 太阳能电池板及其制备方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007091294A1 (fr) * 2006-02-06 2007-08-16 Kyosemi Corporation Module recepteur ou emetteur de lumiere a semiconducteur
CN101345225A (zh) * 2007-07-12 2009-01-14 雅马哈株式会社 电子部件及其制造方法
CN102544127A (zh) * 2011-12-27 2012-07-04 鸿富锦精密工业（深圳）有限公司 太阳能供电装置及其太阳能电池
CN103022193A (zh) * 2012-11-30 2013-04-03 合肥晶澳太阳能科技有限公司 一种光伏瓦
CN103329285A (zh) * 2011-02-16 2013-09-25 三菱电机株式会社 太阳能电池单元、太阳能电池模块以及太阳能电池单元的引线接合方法
CN203761326U (zh) * 2014-03-27 2014-08-06 李蓬勃 太阳能电池组件

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007091294A1 (fr) * 2006-02-06 2007-08-16 Kyosemi Corporation Module recepteur ou emetteur de lumiere a semiconducteur
CN101345225A (zh) * 2007-07-12 2009-01-14 雅马哈株式会社 电子部件及其制造方法
CN103329285A (zh) * 2011-02-16 2013-09-25 三菱电机株式会社 太阳能电池单元、太阳能电池模块以及太阳能电池单元的引线接合方法
CN102544127A (zh) * 2011-12-27 2012-07-04 鸿富锦精密工业（深圳）有限公司 太阳能供电装置及其太阳能电池
CN103022193A (zh) * 2012-11-30 2013-04-03 合肥晶澳太阳能科技有限公司 一种光伏瓦
CN203761326U (zh) * 2014-03-27 2014-08-06 李蓬勃 太阳能电池组件

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109659376A (zh) * 2018-10-18 2019-04-19 珈伟新能源股份有限公司 太阳能电池板及其制备方法
CN109659376B (zh) * 2018-10-18 2024-04-05 珈伟新能源股份有限公司 太阳能电池板及其制备方法

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