CN103633175A - High-current concentrating photovoltaic photoelectric conversion receiver with protection function - Google Patents
High-current concentrating photovoltaic photoelectric conversion receiver with protection function Download PDFInfo
- Publication number
- CN103633175A CN103633175A CN201310540476.XA CN201310540476A CN103633175A CN 103633175 A CN103633175 A CN 103633175A CN 201310540476 A CN201310540476 A CN 201310540476A CN 103633175 A CN103633175 A CN 103633175A
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- Prior art keywords
- circuit
- condensation photovoltaic
- photoelectric conversion
- negative electrode
- conversion receiver
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 29
- 239000000758 substrate Substances 0.000 claims abstract description 26
- 238000004021 metal welding Methods 0.000 claims abstract description 18
- 238000009833 condensation Methods 0.000 claims description 45
- 230000005494 condensation Effects 0.000 claims description 45
- 239000000919 ceramic Substances 0.000 claims description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 5
- 238000005530 etching Methods 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 241000218202 Coptis Species 0.000 claims description 2
- 235000002991 Coptis groenlandica Nutrition 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052593 corundum Inorganic materials 0.000 claims description 2
- 150000004767 nitrides Chemical class 0.000 claims description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 2
- 238000003491 array Methods 0.000 abstract description 5
- 238000010248 power generation Methods 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000008358 core component Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
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- 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
- H01L31/02013—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 comprising output lead wires elements
-
- 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
- H01L31/02016—Circuit arrangements of general character for the devices
- H01L31/02019—Circuit arrangements of general character for the devices for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/02021—Circuit arrangements of general character for the devices for devices characterised by at least one potential jump barrier or surface barrier for solar 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
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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
Abstract
The invention relates to a high-current concentrating photovoltaic photoelectric conversion receiver with a protection function, and belongs to the field of solar power generation. The receiver comprises a circuit substrate, an etch trench, metal welding band lines, a circuit cathode, a cathode connecting area, a circuit anode, an anode connecting area, a concentrating photovoltaic cell cathode, a concentrating photovoltaic cell chip, small circular blind hole arrays and diode arrays, wherein the concentrating photovoltaic cell chip, the small circular blind hole arrays and the diode arrays are welded on the circuit substrate; the circuit substrate is partitioned into the circuit anode and the circuit cathode by the etch trench; the circuit anode and the circuit cathode are provided with the corresponding circuit anode connecting area and the corresponding circuit cathode connecting area respectively; the metal welding band lines are used for directly communicating the concentrating photovoltaic cell cathode with the circuit cathode. According to the receiver, high current generated by the concentrating photovoltaic cell chip can be connected to the circuit substrate through the metal welding band lines; the metal welding band lines are welded on one end face of the concentrating photovoltaic cell chip, so that the number of band lines welded on the cathode of the concentrating photovoltaic cell chip is reduced, and the yield of the product is increased greatly.
Description
Technical field
The present invention relates to a kind of photovoltaic generation parts, be specifically related to a kind of large electric current condensation photovoltaic photoelectric conversion receiver with defencive function, belong to solar energy generation technology field.
Background technology
Condensation photovoltaic photoelectric conversion receiver is the core component in light gathering photovoltaic power generating system, for the transform light energy directly lens being converged, is electric energy.The multiple of lens is larger, and the quantity of the condensation photovoltaic battery chip using in unit are is just fewer, and the cost of corresponding light gathering photovoltaic power generating system will be fewer, so the multiple of present lens is also done larger and larger, even over thousand times.Continuous increase along with lens multiple, the electric current producing on corresponding condensation photovoltaic photoelectric conversion receiver is also just increasing, and existing condensation photovoltaic photoelectric conversion receiver can not meet the electric current demand that luminous energy after 500 times of above lens converge produces electric energy; In addition at processing condensation photovoltaic photoelectric conversion receiver product, particularly on the negative electrode of condensation photovoltaic battery chip in the process of weld metal band line, the number of weld metal band line is more, the probability that condensation photovoltaic battery chip is damaged is just larger, will strengthen like this condensation photovoltaic photoelectric conversion receiver processing fraction defective; Simultaneously, because being covered, part sunlight cause one of them or several condensation photovoltaic photoelectric conversion receiver not to have normal operation or certain condensation photovoltaic photoelectric conversion receiver to break down, can cause the electricity that on whole series circuit, other condensation photovoltaic photoelectric conversion receivers produce tandem to enter conducting out, thereby make the minimizing of overall electric energy.
Summary of the invention
The object of this invention is to provide a kind of large electric current condensation photovoltaic photoelectric conversion receiver, this assembly is to overcome the deficiencies in the prior art.
In order to realize above-mentioned technical purpose, the technical scheme that the present invention takes is: a kind of large electric current condensation photovoltaic photoelectric conversion receiver with defencive function, it is characterized in that, it comprises circuit substrate, etching tank, metal welding tape splicing line, circuit negative electrode, negative electrode bonding pad, circuit positive electrode, positive electrode bonding pad, condensation photovoltaic battery negative electrode, condensation photovoltaic battery chip, roundlet blind hole array and diode array, on circuit substrate, be welded with condensation photovoltaic battery chip, roundlet blind hole array and diode array; The circuit substrate groove that is corroded is divided into circuit positive electrode and circuit negative electrode, is respectively equipped with corresponding positive electrode bonding pad and negative electrode bonding pad on circuit positive electrode and circuit negative electrode; Metal welding tape splicing line is directly communicated with condensation photovoltaic battery negative electrode and circuit negative electrode.
Described circuit substrate is a kind of in alumina ceramic-base copper-clad plate, alumina ceramic plate, al nitride ceramic board, LED ceramic substrate, alundum (Al2O3) ceramic substrate, high heat-conducting ceramic substrate and ceramic base copper-clad plate.
Described metal welding tape splicing line is a kind of in pure aluminum wire, aluminium alloy wire and gold thread.
Described negative electrode bonding pad and positive electrode bonding pad are can welding zone.
Described diode array is the array that bypass diode forms.
Described bypass diode is arranged between the circuit anode and circuit negative pole on circuit substrate.
Advantage of the present invention and good effect are: 1. the large electric current that metal welding tape splicing line can produce condensation photovoltaic battery chip is linked on circuit substrate; 2. weld metal welding band line on the negative electrode of condensation photovoltaic battery chip one end face, so just reduces the quantity with line of welding on the negative electrode of condensation photovoltaic battery chip, has greatly improved the yield of this product; 3., when bypass diode can make that certain condensation photovoltaic photoelectric conversion receiver is not worked on this series circuit, also the electricity that on this series circuit, other condensation photovoltaic photoelectric conversion receivers produce out can be formed to current circuit by the bypass diode conducting on this idle condensation photovoltaic photoelectric conversion receiver.
Accompanying drawing explanation
Fig. 1 is a kind of large electric current condensation photovoltaic photoelectric conversion receiver schematic diagram with defencive function.
Wherein: 1, circuit substrate, 2, etching tank, 3, metal welding tape splicing line, 4, circuit negative electrode, 5, negative electrode bonding pad, 6, circuit positive electrode, 7, positive electrode bonding pad, 8, condensation photovoltaic battery negative electrode, 9, condensation photovoltaic battery chip, 10, roundlet blind hole array, 11, diode array.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
A kind of large electric current condensation photovoltaic photoelectric conversion receiver with defencive function; as shown in Figure 1; on circuit substrate 1, be welded with condensation photovoltaic battery chip 9; roundlet blind hole array 10 and diode array 11; circuit substrate 1 groove 2 that is corroded is divided into circuit positive electrode 6 and circuit negative electrode 4; on circuit positive electrode 6 and circuit negative electrode 4, be respectively equipped with corresponding positive electrode bonding pad 7 and negative electrode bonding pad 5, metal welding tape splicing line 3 is directly communicated with condensation photovoltaic battery negative electrode 8 and circuit negative electrode 4.Each of metal welding tape splicing line 3 can be born the electric current of 20 amperes, many strip metal welding just can be born larger electric current with line 3, when line 3 is with in processing metal welding, due to the minimizing of welding quantity, just can greatly improve the production yield of this product simultaneously.
In order to prevent from not working because of certain condensation photovoltaic photoelectric conversion receiver, also the electricity that on this series circuit, other condensation photovoltaic photoelectric conversion receivers produce out can be formed to current circuit by the bypass diode conducting in the diode array on this idle condensation photovoltaic photoelectric conversion receiver.
In order to prevent high temperature to each layer of generation deformation on circuit substrate 1 or to come off, at circuit substrate 1, many roundlet blind hole arrays 10 have been designed around.
In patent of the present invention, as becoming row embodiment, the quantity of metal welding tape splicing line is more than four, positive electrode bonding pad and negative electrode bonding pad be welding lead directly, or in this region, weld wiring draw-in groove etc., roundlet blind hole array can be also square blind hole array, and the number of diode array can be 2 above (electric current producing according to each condensation photovoltaic photoelectric conversion receiver and the flow-resistant capacity of each diode determine).Therefore the scope that the scope of the present invention limits with claims is as the criterion.
Claims (6)
1. the large electric current condensation photovoltaic photoelectric conversion receiver with defencive function, it is characterized in that, it comprises circuit substrate, etching tank, metal welding tape splicing line, circuit negative electrode, negative electrode bonding pad, circuit positive electrode, positive electrode bonding pad, condensation photovoltaic battery negative electrode, condensation photovoltaic battery chip, roundlet blind hole array and diode array, on circuit substrate, be welded with condensation photovoltaic battery chip, roundlet blind hole array and diode array; The circuit substrate groove that is corroded is divided into circuit positive electrode and circuit negative electrode, is respectively equipped with corresponding positive electrode bonding pad and negative electrode bonding pad on circuit positive electrode and circuit negative electrode; Metal welding tape splicing line is directly communicated with condensation photovoltaic battery negative electrode and circuit negative electrode.
2. a kind of large electric current condensation photovoltaic photoelectric conversion receiver with defencive function according to claim 1, is characterized in that described circuit substrate is a kind of in alumina ceramic-base copper-clad plate, alumina ceramic plate, al nitride ceramic board, LED ceramic substrate, alundum (Al2O3) ceramic substrate, high heat-conducting ceramic substrate and ceramic base copper-clad plate.
3. a kind of large electric current condensation photovoltaic photoelectric conversion receiver with defencive function according to claim 1, is characterized in that described metal welding tape splicing line is a kind of in pure aluminum wire, aluminium alloy wire and gold thread.
4. a kind of large electric current condensation photovoltaic photoelectric conversion receiver with defencive function according to claim 1, is characterized in that described negative electrode bonding pad and positive electrode bonding pad are for can welding zone.
5. a kind of large electric current condensation photovoltaic photoelectric conversion receiver with defencive function according to claim 1, is characterized in that described diode array is the array that bypass diode forms.
6. according to a kind of large electric current condensation photovoltaic photoelectric conversion receiver with defencive function described in claim 1 and 5, it is characterized in that described bypass diode is arranged between the circuit anode and circuit negative pole on circuit substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310540476.XA CN103633175A (en) | 2013-11-05 | 2013-11-05 | High-current concentrating photovoltaic photoelectric conversion receiver with protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310540476.XA CN103633175A (en) | 2013-11-05 | 2013-11-05 | High-current concentrating photovoltaic photoelectric conversion receiver with protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103633175A true CN103633175A (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310540476.XA Pending CN103633175A (en) | 2013-11-05 | 2013-11-05 | High-current concentrating photovoltaic photoelectric conversion receiver with protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103633175A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320071A (en) * | 2014-10-10 | 2015-01-28 | 昆山诃德新能源科技有限公司 | Receiver with protection function specially for high current concentration solar photoelectric conversion |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201829511U (en) * | 2010-09-15 | 2011-05-11 | 天津蓝天太阳科技有限公司 | Solar cell unit |
| CN202587593U (en) * | 2012-06-02 | 2012-12-05 | 成都聚合科技有限公司 | Heavy current resistant optically focused photovoltaic photoelectric conversion receiver ceramic circuit board |
| CN202857138U (en) * | 2012-06-02 | 2013-04-03 | 成都聚合科技有限公司 | High-current resistant concentrating photovoltaic conversion receiver aluminium circuit board |
| CN203608446U (en) * | 2013-11-05 | 2014-05-21 | 成都聚合科技有限公司 | Large-current concentrating photovoltaic photoelectric conversion receiver with protection function |
-
2013
- 2013-11-05 CN CN201310540476.XA patent/CN103633175A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201829511U (en) * | 2010-09-15 | 2011-05-11 | 天津蓝天太阳科技有限公司 | Solar cell unit |
| CN202587593U (en) * | 2012-06-02 | 2012-12-05 | 成都聚合科技有限公司 | Heavy current resistant optically focused photovoltaic photoelectric conversion receiver ceramic circuit board |
| CN202857138U (en) * | 2012-06-02 | 2013-04-03 | 成都聚合科技有限公司 | High-current resistant concentrating photovoltaic conversion receiver aluminium circuit board |
| CN203608446U (en) * | 2013-11-05 | 2014-05-21 | 成都聚合科技有限公司 | Large-current concentrating photovoltaic photoelectric conversion receiver with protection function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320071A (en) * | 2014-10-10 | 2015-01-28 | 昆山诃德新能源科技有限公司 | Receiver with protection function specially for high current concentration solar photoelectric conversion |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140312 |