CN202058742U - Solar photovoltaic component - Google Patents
Solar photovoltaic component Download PDFInfo
- Publication number
- CN202058742U CN202058742U CN 201120087269 CN201120087269U CN202058742U CN 202058742 U CN202058742 U CN 202058742U CN 201120087269 CN201120087269 CN 201120087269 CN 201120087269 U CN201120087269 U CN 201120087269U CN 202058742 U CN202058742 U CN 202058742U
- Authority
- CN
- China
- Prior art keywords
- solar photovoltaic
- photovoltaic assembly
- cable
- tack coat
- terminal box
- 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.)
- Expired - Fee Related
Links
- 238000003466 welding Methods 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 16
- 210000004907 gland Anatomy 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 9
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000000741 silica gel Substances 0.000 claims description 8
- 229910002027 silica gel Inorganic materials 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims 3
- 238000000429 assembly Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000873 masking effect Effects 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Images
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
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of 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
- H01L31/02—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
- 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
- H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
-
- 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 utility model relates to a solar photovoltaic component, which comprises at least two cell slice groups, wherein each cell slice group comprises at least two cell slices; the cell slices are connected in series through an interconnecting band; the interconnecting band is connected to a confluence band through welding; and the confluence band is connected with a junction box arranged on the back face of the solar photovoltaic component, and is then connected in parallel with a bypass diode module structure. The solar photovoltaic component has a simple structure, the production cost of the solar photovoltaic component is lowered, the line power loss in the component can be lowered, the ratio of power loss caused by a masking effect is lowered, the bypass diode module structure has a good modular radiating effect, and very low diode surface temperature is ensured during working.
Description
Technical field
The utility model relates to a kind of solar components, relates in particular to a kind of solar photovoltaic assembly.
Background technology
In solar photovoltaic generation system, the terminal box of solar photovoltaic assembly can realize being connected of solar energy power generating crystal silicon plate lead-in wire and external lead wire.Do not generate electricity or can play a protective role to entire circuit during certain battery strings fault of assembly for fear of the assembly crested; guarantee that other batteries can operate as normal; generally bypass diode also is installed in the terminal box inside of solar photovoltaic assembly; battery strings break down or the part shielding status under; diode meeting conducting; diode can generate heat; therefore, the connection reliability of the effective heat dissipation of the interior diode of assurance terminal box and diode just becomes the key of the terminal box quality quality of solar photovoltaic assembly.Be provided with bypass diode and metal card connecting terminal in the terminal box of existing solar photovoltaic assembly, the metal card connecting terminal by connecting portion respectively with the terminal pin clamping of diode or weld together, the connected mode of the terminal box of this structure, at first install inconvenience, diode to weld or clamping metal connection terminal on be installed to again in the terminal box, increase the difficulty that assembly difficulty and later stage solar photovoltaic assembly are safeguarded; Secondly, in use, because raising, the box body internal temperature cause box body damage and solder joint to come off easily, can make the loose contact of diode and metal terminal, the diode chip for backlight unit performance decrease, snap fit connects contact resistance can cause drawbacks such as contact point temperature rising, makes the stability of diode current flow reduce, thereby causes the operational failure of terminal box.
The utility model content
The utility model is installed inconvenience at the terminal box of existing solar photovoltaic assembly, assembly difficulty is bigger, and in use, because raising, diode temperature causes the damage and the decreased performance of diode itself, the junction box body that causes owing to the temperature of diode is too high damages and solder joint comes off easily, can make the loose contact of diode and metal terminal, make the stability of diode current flow reduce, thereby cause the deficiency of the operational failure of terminal box, and can reduce solar photovoltaic assembly internal wiring power loss and a kind of solar photovoltaic assembly and bypass diode modular structure are provided.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of solar photovoltaic assembly comprises at least two battery sheet groups, described battery sheet group comprises at least two battery sheets, link to each other by interconnected band series connection between the described battery sheet, described interconnected band is connected by welding to conflux to be with, the described band that confluxes is in parallel with the bypass diode modular structure with after the terminal box that is arranged at the solar photovoltaic assembly back side is connected again.
The beneficial effects of the utility model are: the utility model solar photovoltaic assembly simple in structure, reduced the production cost of solar photovoltaic assembly, and can reduce the power loss of component internal, reduce because of covering the component power loss ratio that effect produces of covering, while bypass diode modular structure modularization good heat dissipation effect, very low diode joint temperature.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, along on the length direction of described solar photovoltaic assembly, have anodal terminal box, negative pole terminal box and bypass diode modular structure.
Further, the quantity of described bypass diode modular structure is 1～6.
Further, along on the Width of described solar photovoltaic assembly, have anodal terminal box, negative pole terminal box and bypass diode modular structure.
Further, the quantity of described bypass diode modular structure is 1～3.
Further, described anodal terminal box comprises first cable, first cable gland, cathode output end head, first shell and first tack coat, the described band that confluxes is connected with the cathode output end head, described cathode output end head is connected with first cable, described first cable is nested in first cable gland, described first cable and cathode output end head are arranged in first shell, and described first shell is fixed on the back side of solar photovoltaic assembly by first tack coat.
Further, described first tack coat is layer of silica gel or pressure-sensitive adhesive layer.
Further, described anodal terminal box comprises second cable, second cable gland, cathode output end head, second shell and second tack coat, the described band that confluxes is connected with the cathode output end head, described cathode output end head is connected with second cable, described second cable is nested in second cable gland, described second cable and cathode output end head are arranged in second shell, and described second shell is fixed on the back side of solar photovoltaic assembly by second tack coat.
Further, described second tack coat is layer of silica gel or pressure-sensitive adhesive layer.
Further, described bypass diode modular structure comprises diode, radiator, thermal insulation board, heat dissipating housing and the 3rd tack coat, described diode is connected with radiator, described thermal insulation board is connected with radiator with diode respectively, and be positioned at the below of diode and radiator, described diode, radiator and thermal insulation board all are arranged in the heat dissipating housing, and described heat dissipating housing is fixed on the back side of solar photovoltaic assembly by the 3rd tack coat, and described the 3rd tack coat is layer of silica gel or pressure-sensitive adhesive layer.
Description of drawings
Fig. 1 is the structural representation one of the utility model solar photovoltaic assembly;
Fig. 2 does not contain the structural representation of battery sheet for Fig. 1;
Fig. 3 is the structural representation two of the utility model solar photovoltaic assembly;
Fig. 4 does not contain the structural representation of battery sheet for Fig. 3;
Fig. 5 is the structural representation of the anodal terminal box of the utility model;
Fig. 6 is the cutaway view of Fig. 5 along the A-A direction;
Fig. 7 is the structural representation of the utility model bypass diode modular structure;
Fig. 8 is the cutaway view of Fig. 7 along the B-B direction.
Embodiment
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used to explain the utility model, is not to be used to limit scope of the present utility model.
Fig. 1 is the structural representation one of the utility model solar photovoltaic assembly, and Fig. 2 is the structural representation that Fig. 1 does not contain the battery sheet, and Fig. 3 is the structural representation two of the utility model solar photovoltaic assembly, and Fig. 4 does not contain the structural representation of battery sheet for Fig. 3.Shown in Fig. 1 to 4, described solar photovoltaic assembly comprises at least two battery sheet groups, described battery sheet group comprises at least two battery sheets, link to each other by interconnected band series connection between the described battery sheet, described interconnected band is connected by welding to conflux to be with, the described band that confluxes is in parallel with bypass diode modular structure 20 with after the terminal box 10 that is arranged at the solar photovoltaic assembly back side is connected again.
Along on the length direction of described solar photovoltaic assembly, have anodal terminal box, negative pole terminal box and bypass diode modular structure.The quantity of described bypass diode modular structure is 1～6 or as long as also can increases on the basis of satisfying the assembly requirement of mechanical strength.
Along on the Width of described solar photovoltaic assembly, have anodal terminal box, negative pole terminal box and bypass diode modular structure.The quantity of described bypass diode modular structure is 1～3 or as long as also can increases on the basis of satisfying the assembly requirement of mechanical strength.
Fig. 5 is the structural representation of the anodal terminal box of the utility model, and Fig. 6 is the cutaway view of Fig. 5 along the A-A direction.Shown in Fig. 3 and 4, the structure of described anodal terminal box and negative pole terminal box is the same, with anodal terminal box is example, described anodal terminal box comprises first cable 103, first cable gland 104, cathode output end head 101, first shell 102 and first tack coat 105, the described band that confluxes is connected with cathode output end head 101, cathode output end head 101 is connected with first cable 103, described first cable 103 is nested in first cable gland, 104 interior described first cables 103 and cathode output end head 101 is arranged in first shell 102, and described first shell 102 is fixed on the back side of solar photovoltaic assembly by first tack coat 105.Described first tack coat 105 is layer of silica gel or pressure-sensitive adhesive layer.
Fig. 7 is the structural representation of the utility model bypass diode modular structure, and Fig. 8 is the cutaway view of Fig. 7 along the B-B direction.Shown in Fig. 5 and 6, described bypass diode modular structure comprises diode 202, radiator 203, thermal insulation board 204, heat dissipating housing 201 and the 3rd tack coat 205, described diode 202 is connected with radiator 203, described thermal insulation board 204 is connected with radiator 203 with diode 202 respectively, and be positioned at the below of diode 202 and radiator 203, described diode 202, radiator 203 and thermal insulation board 204 all are arranged in the heat dissipating housing 201, described heat dissipating housing 201 is fixed on the back side of solar photovoltaic assembly by the 3rd tack coat 205, and described the 3rd tack coat 205 is layer of silica gel or pressure-sensitive adhesive layer.
The above only is preferred embodiment of the present utility model, and is in order to restriction the utility model, not all within spirit of the present utility model and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (10)
1. solar photovoltaic assembly, it is characterized in that, described solar photovoltaic assembly comprises at least two battery sheet groups, described battery sheet group comprises at least two battery sheets, link to each other by interconnected band series connection between the described battery sheet, described interconnected band is connected by welding to conflux to be with, and the described band that confluxes is in parallel with the bypass diode modular structure with after the terminal box that is arranged at the solar photovoltaic assembly back side is connected again.
2. solar photovoltaic assembly according to claim 1 is characterized in that, along on the length direction of described solar photovoltaic assembly, has anodal terminal box, negative pole terminal box and bypass diode modular structure.
3. solar photovoltaic assembly according to claim 2 is characterized in that, the quantity of described bypass diode modular structure is 1～6.
4. solar photovoltaic assembly according to claim 1 is characterized in that, along on the Width of described solar photovoltaic assembly, has anodal terminal box, negative pole terminal box and bypass diode modular structure.
5. solar photovoltaic assembly according to claim 4 is characterized in that, the quantity of described bypass diode modular structure is 1～3.
6. according to claim 2 or 4 described solar photovoltaic assemblies, it is characterized in that, described anodal terminal box comprises first cable, first cable gland, cathode output end head, first shell and first tack coat, the described band that confluxes is connected with the cathode output end head, described cathode output end head is connected with first cable, described first cable is nested in first cable gland, described first cable and cathode output end head are arranged in first shell, and described first shell is fixed on the back side of solar photovoltaic assembly by first tack coat.
7. solar photovoltaic assembly according to claim 6 is characterized in that, described first tack coat is layer of silica gel or pressure-sensitive adhesive layer.
8. according to claim 2 or 4 described solar photovoltaic assemblies, it is characterized in that, described anodal terminal box comprises second cable, second cable gland, cathode output end head, second shell and second tack coat, the described band that confluxes is connected with the cathode output end head, described cathode output end head is connected with second cable, described second cable is nested in second cable gland, described second cable and cathode output end head are arranged in second shell, and described second shell is fixed on the back side of solar photovoltaic assembly by second tack coat.
9. solar photovoltaic assembly according to claim 6 is characterized in that, described second tack coat is layer of silica gel or pressure-sensitive adhesive layer.
10. according to claim 2 or 4 described solar photovoltaic assemblies, it is characterized in that, described bypass diode modular structure comprises diode, radiator, thermal insulation board, heat dissipating housing and the 3rd tack coat, described diode is connected with radiator, described thermal insulation board is connected with radiator with diode respectively, and be positioned at the below of diode and radiator, described diode, radiator and thermal insulation board all are arranged in the heat dissipating housing, described heat dissipating housing is fixed on the back side of solar photovoltaic assembly by the 3rd tack coat, and described the 3rd tack coat is layer of silica gel or pressure-sensitive adhesive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120087269 CN202058742U (en) | 2010-08-30 | 2011-03-29 | Solar photovoltaic component |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020509901.0 | 2010-08-30 | ||
| CN201020509901 | 2010-08-30 | ||
| CN 201120087269 CN202058742U (en) | 2010-08-30 | 2011-03-29 | Solar photovoltaic component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202058742U true CN202058742U (en) | 2011-11-30 |
Family
ID=45018708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120087269 Expired - Fee Related CN202058742U (en) | 2010-08-30 | 2011-03-29 | Solar photovoltaic component |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN202058742U (en) |
| WO (1) | WO2012027908A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103066144A (en) * | 2012-12-25 | 2013-04-24 | 英利能源（中国）有限公司 | Solar cell module and novel leading wire mode thereof |
| CN103208545A (en) * | 2012-01-13 | 2013-07-17 | 比亚迪股份有限公司 | Solar cell module |
| CN103337531A (en) * | 2013-03-22 | 2013-10-02 | 横店集团东磁股份有限公司 | Roof solar energy photovoltaic component |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201039042Y (en) * | 2007-05-17 | 2008-03-19 | 保定天威英利新能源有限公司 | A full glass component connection box |
| CN101488536B (en) * | 2007-09-13 | 2010-08-04 | 胡玉海 | Convergence belt for solar photovoltaic component and method for assembling solar panel by convergence belts |
| CN201217866Y (en) * | 2008-06-25 | 2009-04-08 | 山东科明太阳能光伏有限公司 | Two-sided photovoltaic battery curtain wall component |
| CN201527987U (en) * | 2010-02-09 | 2010-07-14 | 巨力新能源股份有限公司 | Isolation free crystalline silicon solar battery component |
-
2010
- 2010-09-07 WO PCT/CN2010/076674 patent/WO2012027908A1/en active Application Filing
-
2011
- 2011-03-29 CN CN 201120087269 patent/CN202058742U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103208545A (en) * | 2012-01-13 | 2013-07-17 | 比亚迪股份有限公司 | Solar cell module |
| CN103208546A (en) * | 2012-01-13 | 2013-07-17 | 比亚迪股份有限公司 | Solar cell module |
| CN103208546B (en) * | 2012-01-13 | 2016-05-11 | 比亚迪股份有限公司 | A kind of solar cell module |
| CN103208545B (en) * | 2012-01-13 | 2016-08-03 | 比亚迪股份有限公司 | A kind of solaode module |
| CN103066144A (en) * | 2012-12-25 | 2013-04-24 | 英利能源（中国）有限公司 | Solar cell module and novel leading wire mode thereof |
| CN103066144B (en) * | 2012-12-25 | 2015-06-10 | 英利能源（中国）有限公司 | Solar cell module and novel leading wire mode thereof |
| CN103337531A (en) * | 2013-03-22 | 2013-10-02 | 横店集团东磁股份有限公司 | Roof solar energy photovoltaic component |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012027908A1 (en) | 2012-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202633346U (en) | Photovoltaic junction box having external module and radiator | |
| US20110114149A1 (en) | Junction box and photovoltaic module having junction box | |
| CN106252444A (en) | A kind of solar module and manufacture method | |
| CN208422933U (en) | Photovoltaic module | |
| CN213125974U (en) | Photovoltaic junction box and photovoltaic module | |
| WO2011130996A1 (en) | Solar cell assembly with multiple junction boxes | |
| CN104362972A (en) | Split type photovoltaic terminal box with cable protection structure | |
| CN202058742U (en) | Solar photovoltaic component | |
| CN201655821U (en) | Solar cell module with multiple junction boxes connected | |
| CN202352703U (en) | Glue poured junction box for connecting photovoltaic module | |
| CN102683446A (en) | Diode module for protecting solar photovoltaic battery component | |
| CN201673904U (en) | Solar photovoltaic assembly, and junction box and diode structure adopted by the same | |
| CN201682236U (en) | Connection box of solar energy photovoltaic module | |
| CN110957977A (en) | Novel photovoltaic module of connection is inhaled to magnetism | |
| CN202495459U (en) | Photovoltaic junction box with external module and radiator | |
| CN102044991B (en) | Junction box for solar cell module | |
| CN108599717B (en) | Photovoltaic module | |
| CN208353289U (en) | A kind of photovoltaic module | |
| CN102593219B (en) | Photovoltaic connecting box used for photovoltaic cellular component module | |
| CN103532490B (en) | Photovoltaic power source management module | |
| CN207939469U (en) | Photovoltaic junction box | |
| CN206349970U (en) | Highly reliable terminal box and photovoltaic module | |
| CN217933779U (en) | Axial diode, junction box and photovoltaic module | |
| CN217719582U (en) | Axial diode, junction box and photovoltaic module | |
| CN217933778U (en) | Axial diode, junction box and photovoltaic module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20120329 |