CN104505412A - A solar cell module having a topological structure - Google Patents
A solar cell module having a topological structure Download PDFInfo
- Publication number
- CN104505412A CN104505412A CN201410675745.8A CN201410675745A CN104505412A CN 104505412 A CN104505412 A CN 104505412A CN 201410675745 A CN201410675745 A CN 201410675745A CN 104505412 A CN104505412 A CN 104505412A
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- China
- Prior art keywords
- cell piece
- wire
- battery
- topological structure
- battery piece
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- Granted
Links
- 230000011218 segmentation Effects 0.000 claims description 5
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 230000007547 defect Effects 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 238000013083 solar photovoltaic technology Methods 0.000 description 1
- 239000002699 waste material Substances 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
-
- 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
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical 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
-
- 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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- Photovoltaic Devices (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
Abstract
The invention discloses a solar cell module having a topological structure. The solar cell module includes a plurality of battery pieces and wires, wherein the anode of one battery piece is connected to the cathode of another battery piece by the wire 1, the anode of the second battery piece is connected to the cathode of one next battery piece by the wire 1, and the battery pieces are sequentially connected in series to form a battery piece group. Then, the same electrodes in the same rank of 2-4 battery pieces in the battery piece group are connected together by the wire 2, all rows of the battery pieces are sequentially connected in parallel to form battery piece blocks, and the battery piece blocks are in series connection through a connecting wire to form a complete circuit. Meanwhile, the anode and cathode are guided from the wire 2, and the wire 3 is guided from the connecting wire to be connected to a bypass diode along with the wire 2. A novel electrical connection mode is employed, the number of current loops in the series circuit is increased, and the impact of defect battery pieces on the whole series circuit is mitigated. The same equipment such as inverter can be used by the solar cell module and conventional components, so the solar cell module is highly applicable.
Description
Technical field
The invention belongs to solar-photovoltaic technology field, relate to a kind of electric connecting mode of solar module, be specifically related to a kind of solar module with topological structure.
Background technology
Solar energy is a kind of clean, the new forms of energy of efficient and never exhaustion, it is one of important regenerative resource, it is the important content of national governments' strategy of sustainable development in the utilization of resources, in Application of Solar Energy, photovoltaic generation is as one of the important method of Application of Solar Energy, its noiselessness, non-maintaining, just be gradually gained popularity without advantages such as discharges, at present, based on crystal silicon solar energy battery in photovoltaic generation, this is mainly because silicon materials have very abundant reserves in the earth's crust, photovoltaic power generation technology relative maturity, cost is lower and the commercial cells comparing other type has relatively high conversion efficiency.
Crystal silicon solar cell sheet just has the ability that opposing external environment corrodes after having to pass through encapsulation, based on cascaded structure during current battery encapsulation, mainly in order to improve its output voltage, if when in series circuit, certain sheet cell piece breaks down, the output of whole series circuit can be affected, for this reason, battery generally can the bypass diode of some in parallel again when being packaged into assembly, to reduce the impact of fail battery sheet on whole series circuit, when cell piece generates electricity out of doors, run into and to block or cell piece self breaks down when affecting its power generation performance, bypass diode starts, bypass the part cell piece that it is protected, although this decreases the impact of fail battery sheet on whole serial array, but other normal battery sheets being in it same bypass diode protection range are also bypassed, although the mode of whole series loop is protected to add the reliability of whole system this by sacrificing fraction cell piece, but waste the power output of percentage of batteries sheet.
Summary of the invention
For solving the problem, the invention discloses a kind of solar module with topological structure, by optimizing the electric connecting mode of cell piece, reducing fail battery sheet to the loss of whole output system.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of solar module with topological structure, it is characterized in that: comprise cell piece, wire, the positive pole of one of them cell piece is connected with the negative pole of another cell piece wire one, the positive pole of another cell piece is connected with wire one with the negative pole of next cell piece again, a cell piece group is formed successively after series connection, the same Electrode connection same ranking in cell piece in 2-4 cell piece group put with wire two together, each row's cell piece group in parallel successively, form cell piece block, described cell piece block connecting line is cascaded, and forms complete circuit; On wire two, draw both positive and negative polarity simultaneously, connecting line is drawn wire three, is jointly connected with bypass diode with wire two.
As a modification of the present invention, described cell piece group is the cell panel of segmentation before connecting wire, and cell panel is split into 2-9 cell piece group.
As a modification of the present invention, the cell piece group number in described cell piece block is 2-4, and the cell piece number of blocks in complete circuit is 2-6.
Solar module connected mode of the present invention, is fixed cell piece group with adhesive tape, connects cell piece block, is encapsulated by the cell piece block after connecting, and be fixed with frame.
The invention has the beneficial effects as follows:
A kind of solar module with topological structure of the present invention, adopt new electric connecting mode, add the loop of electric current in series circuit, adopt two strings three Topology connection mode also, cell piece is by series and parallel connections Hybrid connections, while solar battery sheet series connection, also in parallel with other cell pieces, add the flow cycle of electric current.Even if a certain cell piece breaks down, electric current can also be flow through by other loops in parallel with it, greatly reduces the loss of fail battery sheet to whole system; And adopt series parallel topology structure, after being applied to supporting segmentation cell panel, the output characteristic of the battery component of solar energy is similar to the output characteristic of general components, and can use the equipment such as identical inverter with general components, applicability is high.
Accompanying drawing explanation
Fig. 1 is electric topology johning knot composition of the present invention.
Fig. 2 is solar module connected mode encapsulating structure figure of the present invention.
Reference numerals list:
1, both positive and negative polarity, 2, bypass diode, 3, wire two, 4, cell piece, 5, the negative pole of cell piece, 6, the positive pole of cell piece, 7, wire one, 8, connecting line, 9, wire three, 10, frame, 11, adhesive tape.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, following embodiment should be understood and be only not used in for illustration of the present invention and limit the scope of the invention.
As shown in the figure, a kind of solar module with topological structure of the present invention, comprise cell piece 4, wire, its connected mode is: the positive pole 6 of a cell piece is connected with wire 1 with the negative pole 5 of another cell piece, the positive pole 6 of another cell piece is also connected with wire 1 with the negative pole 5 of next cell piece again, a cell piece group is formed successively after series connection, the same Electrode connection same ranking in cell piece in 2-4 cell piece group put with wire 23 together, each row's cell piece group in parallel successively, form cell piece block, described cell piece block connecting line 8 is cascaded, form complete circuit, on wire 23, draw both positive and negative polarity 1 simultaneously, connecting line 8 is drawn wire 39, is jointly connected with bypass diode 2 with wire 23.
A kind of solar module with topological structure of the present invention, adopt new electric connecting mode, add the loop of electric current in series circuit, adopt two strings three Topology connection mode also, cell piece is by series and parallel connections Hybrid connections, while solar battery sheet series connection, also in parallel with other cell pieces, add the flow cycle of electric current, even if a certain cell piece breaks down, electric current can also be flow through by other loops in parallel with it, greatly reduces the loss of fail battery sheet to whole system; Save maintenance time, raise the efficiency.
Cell piece group of the present invention is the cell panel of segmentation before connecting wire, cell panel is split into 2-9 cell piece group, owing to adopting series parallel topology structure, after being applied to supporting segmentation cell panel, the output characteristic of the battery component of solar energy is similar to the output characteristic of general components, can use the equipment such as identical inverter with general components, the cell piece group number in the block of cell piece described in the present invention is 2-4, and the cell piece number of blocks in complete circuit is 2-6.
Solar module connected mode of the present invention, with adhesive tape 11, cell piece group is fixed, prevent cell piece group from occurring skew, connect cell piece block, the cell piece block after connecting is encapsulated, and be fixed with frame 10, after such connection, cell piece group position is relatively fixing, does not move, wire good connecting effect, whole assembly quality is good, long service life.
Technological means disclosed in the present invention program is not limited only to the technological means disclosed in above-mentioned execution mode, also comprises the technical scheme be made up of above technical characteristic combination in any.
Claims (4)
1. one kind has the solar module of topological structure, it is characterized in that: comprise cell piece, wire, the positive pole of one of them cell piece is connected with the negative pole of another cell piece wire one, the positive pole of another cell piece is connected with wire one with the negative pole of next cell piece again, a cell piece group is formed successively after series connection, the same Electrode connection same ranking in cell piece in 2-4 cell piece group put with wire two together, each row's cell piece group in parallel successively, form cell piece block, described cell piece block connecting line is cascaded, and forms complete circuit; On wire two, draw both positive and negative polarity simultaneously, connecting line is drawn wire three, is jointly connected with bypass diode with wire two.
2. a kind of solar module with topological structure according to claim 1, is characterized in that: described cell piece group is the cell panel of segmentation before connecting wire, and cell panel is split into 2-9 cell piece group.
3. a kind of solar module with topological structure according to claim 1, is characterized in that: the cell piece group number in described cell piece block is 2-4, and the cell piece number of blocks in complete circuit is 2-6.
4. there is a solar module connected mode for topological structure, it is characterized in that: with adhesive tape, cell piece group is fixed, connect cell piece block, the cell piece block after connecting is encapsulated, and is fixed with frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410675745.8A CN104505412B (en) | 2014-11-24 | 2014-11-24 | A solar cell module having a topological structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410675745.8A CN104505412B (en) | 2014-11-24 | 2014-11-24 | A solar cell module having a topological structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104505412A true CN104505412A (en) | 2015-04-08 |
| CN104505412B CN104505412B (en) | 2017-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410675745.8A Active CN104505412B (en) | 2014-11-24 | 2014-11-24 | A solar cell module having a topological structure |
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| Country | Link |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826415A (en) * | 2016-04-28 | 2016-08-03 | 米建军 | Solar battery module |
| CN106449818A (en) * | 2016-11-21 | 2017-02-22 | 泰州乐叶光伏科技有限公司 | Photovoltaic lamination assembly with bypass diodes |
| CN107195719A (en) * | 2017-07-03 | 2017-09-22 | 隆基乐叶光伏科技有限公司 | Stacked tile type solar photovoltaic assembly and production equipment |
| CN107611211A (en) * | 2017-09-20 | 2018-01-19 | 山东拜科通新材料科技有限公司 | The method and circuit of a kind of enhancing electrical safety performance for solar energy back contacts |
| CN108172650A (en) * | 2018-02-09 | 2018-06-15 | 赫里欧新能源科技（上海）有限公司 | Solar energy photovoltaic component and building integrated photovoltaic component |
| CN108198888A (en) * | 2018-02-09 | 2018-06-22 | 赫里欧新能源科技（上海）有限公司 | Solar photovoltaic assembly |
| JP2018174215A (en) * | 2017-03-31 | 2018-11-08 | 株式会社カネカ | Solar cell module |
| WO2018210348A1 (en) * | 2017-05-19 | 2018-11-22 | 米亚索能光伏科技有限公司 | Solar cell module and solar cell panel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61154083A (en) * | 1984-12-26 | 1986-07-12 | Toshiba Corp | Protective circuit for solar cell array |
| CN2540683Y (en) * | 2002-04-18 | 2003-03-19 | 上海太阳能科技有限公司 | Crystal silicon solar cell subassembly |
| CN1628390A (en) * | 2002-06-21 | 2005-06-15 | 中田仗祐 | Light-emitting device and its prodn. method |
| CN201478310U (en) * | 2009-06-26 | 2010-05-19 | 比亚迪股份有限公司 | Solar battery assembly |
| CN102820341A (en) * | 2012-09-11 | 2012-12-12 | 合肥工业大学 | Photovoltaic assembly configured with multilayer bypass diodes |
-
2014
- 2014-11-24 CN CN201410675745.8A patent/CN104505412B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61154083A (en) * | 1984-12-26 | 1986-07-12 | Toshiba Corp | Protective circuit for solar cell array |
| CN2540683Y (en) * | 2002-04-18 | 2003-03-19 | 上海太阳能科技有限公司 | Crystal silicon solar cell subassembly |
| CN1628390A (en) * | 2002-06-21 | 2005-06-15 | 中田仗祐 | Light-emitting device and its prodn. method |
| CN201478310U (en) * | 2009-06-26 | 2010-05-19 | 比亚迪股份有限公司 | Solar battery assembly |
| CN102820341A (en) * | 2012-09-11 | 2012-12-12 | 合肥工业大学 | Photovoltaic assembly configured with multilayer bypass diodes |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826415A (en) * | 2016-04-28 | 2016-08-03 | 米建军 | Solar battery module |
| CN106449818A (en) * | 2016-11-21 | 2017-02-22 | 泰州乐叶光伏科技有限公司 | Photovoltaic lamination assembly with bypass diodes |
| CN106449818B (en) * | 2016-11-21 | 2017-11-28 | 泰州隆基乐叶光伏科技有限公司 | A kind of photovoltaic laminate component with bypass diode |
| WO2018090445A1 (en) * | 2016-11-21 | 2018-05-24 | 泰州乐叶光伏科技有限公司 | Photovoltaic lamination assembly with bypass diodes |
| US11257971B2 (en) | 2016-11-21 | 2022-02-22 | Taizhou Lerrisolar Technology Co., Ltd. | Shingled photovoltaic module with bypass diodes |
| JP2018174215A (en) * | 2017-03-31 | 2018-11-08 | 株式会社カネカ | Solar cell module |
| WO2018210348A1 (en) * | 2017-05-19 | 2018-11-22 | 米亚索能光伏科技有限公司 | Solar cell module and solar cell panel |
| CN107195719A (en) * | 2017-07-03 | 2017-09-22 | 隆基乐叶光伏科技有限公司 | Stacked tile type solar photovoltaic assembly and production equipment |
| CN107195719B (en) * | 2017-07-03 | 2024-03-08 | 滁州隆基乐叶光伏科技有限公司 | Production equipment of shingled solar photovoltaic module |
| CN107611211A (en) * | 2017-09-20 | 2018-01-19 | 山东拜科通新材料科技有限公司 | The method and circuit of a kind of enhancing electrical safety performance for solar energy back contacts |
| CN108172650A (en) * | 2018-02-09 | 2018-06-15 | 赫里欧新能源科技（上海）有限公司 | Solar energy photovoltaic component and building integrated photovoltaic component |
| CN108198888A (en) * | 2018-02-09 | 2018-06-22 | 赫里欧新能源科技（上海）有限公司 | Solar photovoltaic assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104505412B (en) | 2017-05-10 |
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