CN114937709B - P-type PERC double-sided solar cell module - Google Patents
P-type PERC double-sided solar cell module Download PDFInfo
- Publication number
- CN114937709B CN114937709B CN202210859585.7A CN202210859585A CN114937709B CN 114937709 B CN114937709 B CN 114937709B CN 202210859585 A CN202210859585 A CN 202210859585A CN 114937709 B CN114937709 B CN 114937709B
- Authority
- CN
- China
- Prior art keywords
- double
- sided
- supporting
- plates
- battery piece
- 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.)
- Active
Links
- 101001073212 Arabidopsis thaliana Peroxidase 33 Proteins 0.000 title claims abstract description 15
- 101001123325 Homo sapiens Peroxisome proliferator-activated receptor gamma coactivator 1-beta Proteins 0.000 title claims abstract description 15
- 102100028961 Peroxisome proliferator-activated receptor gamma coactivator 1-beta Human genes 0.000 title claims abstract description 15
- 230000008093 supporting effect Effects 0.000 claims abstract description 87
- 210000001503 joint Anatomy 0.000 claims abstract description 25
- 229910052782 aluminium Inorganic materials 0.000 claims description 29
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 28
- 229910052710 silicon Inorganic materials 0.000 claims description 27
- 239000010703 silicon Substances 0.000 claims description 27
- 238000002161 passivation Methods 0.000 claims description 22
- 230000000295 complement effect Effects 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 230000003139 buffering effect Effects 0.000 abstract description 6
- 230000035939 shock Effects 0.000 abstract description 6
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 29
- 239000010408 film Substances 0.000 description 23
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 22
- 230000000694 effects Effects 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 9
- 230000005611 electricity Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000252254 Catostomidae Species 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material 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
- H01L31/06—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 characterised by potential barriers
- H01L31/068—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 characterised by potential barriers the potential barriers being only of the PN homojunction type, e.g. bulk silicon PN homojunction solar cells or thin film polycrystalline silicon PN homojunction solar cells
- H01L31/0684—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 characterised by potential barriers the potential barriers being only of the PN homojunction type, e.g. bulk silicon PN homojunction solar cells or thin film polycrystalline silicon PN homojunction solar cells double emitter cells, e.g. bifacial solar cells
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- 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
- H01L31/0216—Coatings
- H01L31/02161—Coatings for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/02167—Coatings 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
- H01L31/0248—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 characterised by their semiconductor bodies
- H01L31/0352—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 characterised by their semiconductor bodies characterised by their shape or by the shapes, relative sizes or disposition of the semiconductor regions
- H01L31/035272—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 characterised by their semiconductor bodies characterised by their shape or by the shapes, relative sizes or disposition of the semiconductor regions characterised by at least one potential jump barrier or surface barrier
-
- 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
- H01L31/048—Encapsulation of 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention belongs to the technical field of solar cells, and particularly relates to a P-type PERC double-sided solar cell module which comprises double-sided cells, wherein a plurality of groups of upper plates are uniformly arrayed on one side of the tops of the double-sided cells, a plurality of groups of lower plates are uniformly arrayed on the other side of the tops of the double-sided cells, and the upper plates and the lower plates are matched; the bottom of the lower plate is symmetrically provided with two baffle plates along the vertical plane in the left-right direction of the lower plate, opposite side surfaces of the baffle plates are provided with butt joint grooves, the bottom of each baffle plate is provided with a supporting air bag, the bottom of each supporting air bag is provided with a supporting block, a connecting air passage is arranged inside each supporting block, one end of each connecting air passage is communicated with the corresponding supporting air bag, and the other end of each connecting air passage penetrates through the corresponding supporting block and is communicated with the outside through a hydraulic control one-way valve; the device concatenation is efficient, and the shock attenuation buffering is effectual, and grafting is fixed and the precision is high, and daylighting generating efficiency is high, and is good to the protective properties of two-sided battery piece, strong adaptability, resistance to compression shock resistance is strong.
Description
Technical Field
The invention belongs to the technical field of solar cells, and particularly relates to a P-type PERC double-sided solar cell module.
Background
The solar cell is a photoelectric semiconductor slice which directly generates electricity by utilizing sunlight, is also called as a solar chip or a photovoltaic cell, can output voltage instantly and generate current under the condition of a loop as long as the illuminance of certain illuminance condition is met, and is called as solar photovoltaic in physics, namely photovoltaic for short.
Solar cells are devices that directly convert light energy into electrical energy through photoelectric effect or photochemical effect, crystalline silicon solar cells working with photovoltaic effect are the mainstream, and thin film cells working with photochemical effect are still in the germination stage.
The solar cell is prepared by taking a high-purity monocrystalline silicon rod as a raw material, and in order to reduce the production cost, solar cells applied to the ground and the like adopt a solar-grade monocrystalline silicon rod, the material performance index is relaxed, and some monocrystalline silicon rods special for the solar cell can be prepared by redrawing head and tail materials processed by semiconductor devices and waste monocrystalline silicon materials.
But the two-sided battery piece level of tip is placed when carrying out the shingling to current P type two-sided battery piece, and then leads to subsequent two-sided battery piece to appear nonparallel problem when carrying out the concatenation, reduces the installation accuracy, because its fixed connection after the concatenation of multiunit two-sided battery piece is accomplished simultaneously, consequently the buffering protection effect is poor when transporting to cause multiunit two-sided battery piece to take place to buckle thereupon and then reduce its daylighting performance when shingling subassembly top receives impact or pressure easily.
Disclosure of Invention
Aiming at the problems, the invention provides a P-type PERC double-sided solar cell module to solve the problems.
In order to achieve the purpose, the invention provides the following technical scheme: a P-type PERC double-sided solar cell module comprises double-sided cells, wherein a plurality of groups of upper plates are uniformly arrayed on one side of the tops of the double-sided cells, a plurality of groups of lower plates are uniformly arrayed on the other side of the bottoms of the double-sided cells, and the upper plates and the lower plates are matched;
the bottom of the lower plate is symmetrically provided with two baffle plates along the vertical plane in the left-right direction of the lower plate, the opposite side surfaces of the baffle plates form a butt joint groove, the bottom of each baffle plate is provided with a supporting air bag, the bottom of each supporting air bag is provided with a supporting block, a connecting air passage is arranged inside each supporting block, one end of each connecting air passage is communicated with the corresponding supporting air bag, and the other end of each connecting air passage penetrates through the corresponding supporting block and is communicated with the outside through a hydraulic control one-way valve;
the air pressure sensor comprises an upper plate, a lower plate, an air vent, a bellows, a suction disc, a pressure sensor module and an air vent, wherein a butt joint block is arranged at the center of the top of the upper plate, two grooves are symmetrically arranged at the top of the upper plate along the vertical plane in the left-right direction of the upper plate, vent holes are arranged at the bottoms of the grooves, two air exhaust passages are symmetrically arranged in the butt joint block along the vertical plane in the left-right direction of the upper plate, one ends of the air exhaust passages are communicated with the vent holes, the other ends of the air exhaust passages are provided with side air passages, the other ends of the side air passages penetrate through the side wall of the butt joint block and are communicated with the bellows, one ends of the bellows, close to the butt joint block, are fixedly connected with the side wall of the butt joint block, the other ends of the bellows are provided with the suction disc, the suction disc is not communicated with the bellows, and the air pressure sensor module is arranged in the suction disc;
the supporting block end part close to one side of the upper plate is provided with an inclined supporting plate, the inclined supporting plate is positioned on one side of the supporting block close to the upper plate, the inner wall of the groove far away from one side of the lower plate is provided with a side groove, and the side groove is positioned on one side of the groove far away from the lower plate.
Furthermore, the groove is matched with the supporting block, the butt joint groove is matched with the butt joint block, and the bottom of the inclined supporting plate is matched with the side groove.
Furthermore, a certain included angle exists between the inclined supporting plate and the supporting block, the included angle between the inclined supporting plate and the supporting block and the included angle between the double-sided battery piece and the ground are complementary, and the height of the inclined supporting plate is matched with the distance between the upper plate and the lower plate.
Furthermore, the double-sided battery piece contains P-type silicon, a back passivation film is arranged at the bottom of the P-type silicon, a plurality of groups of aluminum grid lines are uniformly arranged at the bottom of the back passivation film in an array mode, back electrodes are arranged at the other ends of the aluminum grid lines, and the plurality of groups of back electrodes and the lower plate are located at the tops of the double-sided battery piece and are uniformly distributed in a staggered mode.
Furthermore, an N-type emitting electrode is arranged at the top of the P-type silicon, a front passivation film is arranged at the top of the N-type emitting electrode, multiple groups of front electrodes are uniformly arranged on the top of the N-type emitting electrode in an array mode after penetrating through the front passivation film, and the multiple groups of front electrodes and the upper plate are uniformly distributed in a staggered mode at the tops of the double-sided battery pieces.
Furthermore, a plurality of groups of circular grooves are uniformly arranged in the back passivation film in an array mode, the aluminum grid line is electrically connected with the P-type silicon through the circular grooves, and a plurality of groups of vertical holes are uniformly arranged in the P-type silicon in an array mode.
Furthermore, a plurality of groups of double-sided battery pieces form a grid line group through overlapping tiles, one end of the grid line group is provided with a main grid line, and a plurality of groups of round holes are uniformly arranged in the main grid line in an array mode.
Furthermore, the positive direction circulation direction of the hydraulic control one-way valve is from the supporting air bag end to the vent hole end; when the reverse air pressure at the outer end part of the hydraulic control one-way valve reaches a preset air pressure value, the hydraulic control one-way valve reversely circulates.
Furthermore, the inside circulation gas that is equipped with of support gasbag, connect air flue and air vent phase-match, the side that the baffle is faced each other is smooth side, the bellows possesses the support nature.
Furthermore, the bottom of the supporting block is provided with an anti-skid friction pad, and the center inside the anti-skid friction pad is provided with a through hole matched with the connecting air passage.
Compared with the prior art, the invention has the following beneficial effects:
1. this application is through setting up mutually supporting of parts such as double-sided battery piece, P type silicon, front electrode and back electrode, with front electrode, front passive film, N type projecting pole, P type silicon, back passive film, aluminium grid line and back electrode by last to setting gradually down, open simultaneously and establish the circular slot in the back passive film, open in P type silicon and establish perpendicular hole, this double-sided battery piece 1's range of application with improve photoelectric conversion efficiency height, stability is strong, simple structure.
2. This application is through setting up the support gasbag, the baffle, the supporting shoe, mutually supporting of parts such as oblique curb plate and recess, the supporting shoe bottom level of the two-sided battery piece bottom of tip is placed, support the protection to the baffle with the help of the fagging simultaneously, and the baffle extrusion of two-sided battery piece and bottom supports the gasbag and takes place the slope, and then guarantee the stability and the accurate nature of follow-up concatenation, simultaneously subsequent multiunit two-sided battery piece is pegged graft the supporting shoe and is accomplished the installation in to the recess and form the shingling subassembly, the installation effectiveness is high, the installation effect is good.
3. This application is through setting up the support gasbag, bellows and sucking disc etc, when the two-sided battery piece of multiunit is pegged graft fixedly, it is fixed with the baffle side absorption to support the gaseous sucking disc that reachs the tip in the gasbag and drive the tip, with the help of the bellows and support the gasbag and further improve the shock attenuation shock-absorbing capacity of shingle assembly, simultaneously when shingle assembly top receives impact or when heavily pressing, baffle backward extrusion bellows makes inside gas flow back again to support in the gasbag and drive the two-sided battery piece antiport at top and break away from with the front end, the device stability is strong, the protectiveness is good, shock resistance and compressive capacity is strong.
Drawings
FIG. 1 is a schematic front view of a double-sided battery sheet according to the present invention;
FIG. 2 is a schematic view of an overall gate line structure according to the present invention;
FIG. 3 is a schematic cross-sectional front view showing a double-sided battery sheet stacked according to a second embodiment of the present invention;
FIG. 4 is an enlarged view of the point A in FIG. 3;
FIG. 5 is an enlarged view of B in FIG. 3;
FIG. 6 is an enlarged view of FIG. 3 at C;
fig. 7 is a schematic top view of a double-sided battery cell according to a second embodiment of the invention.
Reference numerals are as follows: 1. double-sided battery pieces; 2. p-type silicon; 3. a back side passivation film; 4. a circular groove; 5. an aluminum grid line; 6. a back electrode; 7. an N-type emitter; 8. a front side passivation film; 9. a front electrode; 10. vertical holes; 11. a baffle plate; 12. a butt joint groove; 13. a support airbag; 14. a support block; 15. a groove; 16. a vent hole; 17. a side groove; 18. a butt joint block; 19. an exhaust passage; 20. a side air passage; 21. a bellows; 22. a suction cup; 23. an upper plate; 24. a lower plate; 25. connecting an air passage; 26. a hydraulic control one-way valve; 27. a diagonal bracing plate; 28. a grid line group; 29. a main gate line; 30. a circular hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
First embodiment
As shown in fig. 1 and 2, a P-type PERC double-sided solar cell module comprises a double-sided cell 1, wherein the double-sided cell 1 contains P-type silicon 2, a back passivation film 3 is arranged at the bottom of the P-type silicon 2, a plurality of groups of aluminum grid lines 5 are uniformly arranged at the bottom of the back passivation film 3 in an array mode, a back electrode 6 is arranged at the other end of each aluminum grid line 5, current is transmitted through the back electrode 6, meanwhile, the aluminum grid lines 5 do not completely cover the back passivation film 3, double-sided lighting of the P-type double-sided solar cell is achieved, the power generation efficiency of a solar cell panel is improved, and the power generation effect of the solar cell panel is guaranteed.
The top of the P-type silicon 2 is provided with an N-type emitter 7, the top of the N-type emitter 7 is provided with a front passivation film 8, the top of the N-type emitter 7 penetrates through the front passivation film 8 to be uniformly arrayed with a plurality of groups of front electrodes 9, the front electrodes 9 generate electricity on the front surface, and meanwhile, the front electrodes 9 and the back electrodes 6 are connected in series to achieve the effect of series electricity generation of the plurality of groups of double-sided battery pieces 1, so that the electricity generation efficiency of the solar cell panel is further improved, and the light energy conversion rate is improved.
The back surface of the double-sided cell 1 is provided with the circular grooves 4 uniformly, the aluminum grid lines 5 are electrically connected with the P-type silicon 2 through the circular grooves 4, the circular grooves 4 are formed in the back surface passivation film 3 by adopting a laser grooving technology, the aluminum grid lines 5 are printed on the laser circular grooves 4 which are arranged in parallel, and therefore local contact with the P-type silicon 2 can be formed, the aluminum grid lines 5 which are densely and parallelly arranged can not only improve open-circuit voltage Voc and short-circuit current Jsc, reduce the minority carrier recombination rate and improve the photoelectric conversion efficiency of the cell, but also can replace the full aluminum back electric field of the existing single-sided cell structure, the aluminum grid lines 5 do not completely cover the back surface of the silicon wafer, sunlight can be projected into the silicon wafer from the space between the aluminum grid lines 5, and therefore the light energy absorption of the back surface of the silicon wafer is achieved, and the photoelectric conversion efficiency of the cell is greatly improved.
The even array in inside of P type silicon 2 is equipped with multiunit vertical cavity 10, and vertical cavity 10 avoids the setting of circular slot 4, and back passive film 3 is located vertical cavity 10 inside area with increase back passive film 3, and then improves this double-sided battery piece 1's generating efficiency.
The multiple groups of double-sided battery pieces 1 form a grid line group 28 through overlapping tiles, one end of the grid line group 28 is provided with a main grid line 29, multiple groups of round holes 30 are uniformly arranged in the main grid line 29 in an array mode, the round holes 30 are matched with the front electrodes 9, the aluminum grid lines 5 are vertically connected with the main grid line 29, the main grid line 29 is a continuous straight grid, and due to the fact that the round grooves 4 are formed in the passivation film 3 on the back surface, when the aluminum paste is printed to form the aluminum grid lines 5, the aluminum paste is filled into the round grooves 4, so that the aluminum grid lines 5 are in local contact with the P-type silicon 2, electrons can be transmitted to the aluminum grid lines 5, the main grid lines 29 intersected with the aluminum grid lines 5 collect electrons on the aluminum grid lines 5, therefore, the aluminum grid lines 5 have the effects of improving open-circuit voltage Voc and short-circuit current Jsc, reducing minority carrier recombination rate and transmitting electrons, and can replace the auxiliary grid structures in an all-aluminum back electric field and a back silver electrode in the existing single-sided solar battery, the single-sided solar battery is reduced in production cost, double-sided light energy absorption is achieved, the application range of the solar battery is remarkably enlarged, and the photoelectric conversion efficiency is improved.
During actual production, the front electrode 9, the front passivation film 8, the N-type emitter 7, the P-type silicon 2, the back passivation film 3, the aluminum grid line 5 and the back electrode 6 are sequentially arranged from top to bottom, meanwhile, the circular groove 4 is formed in the back passivation film 3, the circular groove 4 can effectively increase the contact area of the aluminum grid line 5 and the P-type silicon 2, the lighting efficiency of the double-sided battery piece 1 is improved, meanwhile, the vertical hole 10 is formed in the P-type silicon 2, the area of the back passivation film 3 can be increased by the vertical hole 10, and the application range of the double-sided battery piece 1 is further expanded and the photoelectric conversion efficiency is improved by matching with the circular groove 4.
Second embodiment
As shown in fig. 3-fig. 7, the double-sided cell 1 needs to be stacked to form a stack assembly when actually assembled and used, and then forms an assembly that is easy to be assembled and used in multiple groups, but when the multiple groups of double-sided cells 1 are stacked and spliced, two adjacent groups of double-sided cells 1 are distributed in a staggered manner, and the back electrode 6 and the front electrode 9 are connected in series, which not only can increase the lighting area, but also improve the light energy conversion rate of the solar panel, but also the double-sided cell 1 at the end is often placed horizontally when being stacked, so the splicing angle of the subsequent double-sided cell 1 can not be accurately adjusted when being spliced, and meanwhile, the accuracy of the inclination angle of the subsequent multiple groups of double-sided cells 1 directly affects the lighting efficiency of the formed stack assembly when being spliced, and when being installed after being spliced to form the stack assembly, generally, the double-sided cells need to be fixedly connected through conductive adhesive, therefore, there is no buffer effect when moving or colliding, especially when the top of the stack assembly is impacted or under great pressure, the fixed connection mode of the multiple groups of double-sided cells 1 can cause the double-sided cells to be easily broken, and further unnecessary damage, in order to solve the above problems, the accuracy of the double-sided cells 1 can improve the splicing precision and the protection effect of the stack assembly and the stack assembly can also include the protection of the elastic assembly of the double-sided cell assembly, and the protection of the double-sided cell assembly, and the stack assembly can include the protection of the double-sided cell assembly, and the protection of the double-sided cell assembly can include the assembly, the PERC: even array in 1 top one side of two-sided battery piece is equipped with multiunit upper plate 23, and the even array in 1 bottom opposite side of two-sided battery piece is equipped with multiunit hypoplastron 24, multiunit upper plate 23 and hypoplastron 24 phase-match carry out the rapid Assembly concatenation simultaneously between upper plate 23 and hypoplastron 24, further improve accuracy and the high efficiency of two-sided battery piece 1 when the assembly.
The back electrodes 6 and the lower plate 24 are located at the top of the double-sided battery piece 1 and are distributed in an evenly staggered mode, the front electrodes 9 and the upper plate 23 are located at the top of the double-sided battery piece 1 and are distributed in an evenly staggered mode, the staggered distribution mode cannot be used for preventing the front electrodes 9 and the back electrodes 6 from being connected in series to the adjacent double-sided battery piece 1, and meanwhile the upper plate 23 and the lower plate 24 can be effectively fixed in a rapid inserting mode.
The bottom of the lower plate 24 is symmetrically provided with two baffle plates 11 along a vertical plane in the left-right direction of the lower plate 24, the baffle plates 11 face opposite side surfaces to form a butt joint groove 12, the butt joint groove 12 is mainly used for butt joint, the bottom of the baffle plates 11 is provided with a supporting air bag 13, flowing gas is arranged in the supporting air bag 13 and can enter or be discharged along the supporting air bag 13, particularly, the flowing gas has small thermal expansion and cold contraction degree at normal temperature, such as helium, when a tile-folded assembly and a solar panel are formed by splicing, the gas volume cannot be influenced by the irradiation of external solar light, further, normal gas circulation is influenced, the bottom of the supporting air bag 13 is provided with a supporting block 14, the bottom of the supporting block 14 is provided with an anti-skid friction pad, the center inside of the anti-skid pad is provided with a through hole matched with the connecting air passage 25, the supporting block 14 not only realizes the supporting function, but also can realize the plug-in fixing function, the connecting air passage 25 is arranged inside the supporting block 14, one end of the connecting air passage 25 is communicated with the supporting air bag 13, the other end of the connecting air passage 25 passes through the supporting block 14 and is communicated with the supporting air bag 13, and the air passage is communicated with the outside through a pilot operated one-operated valve 26, and the gas in the supporting air bag 25 can be discharged.
Note in particular that the positive flow direction of the pilot operated check valve 26 is in the direction along the connecting duct 25 towards the vent 16; when the reverse air pressure of the hydraulic control check valve 26 reaches the preset air pressure value, the hydraulic control check valve 26 reversely flows, the hydraulic control check valve 26 is in the prior art, the hydraulic control check valve 26 is in a one-way ventilation effect in the initial state, and when the air pressure reversely applied to the hydraulic control check valve 26 is larger than the preset air pressure value, the hydraulic control check valve 26 is reversely opened, so that the air can reversely flow along the hydraulic control check valve 26 and reach the inside of the support airbag 13 again.
The center of the top of the upper plate 23 is provided with a butt joint block 18, the butt joint groove 12 is matched with the butt joint block 18, namely, the butt joint block 18 is inserted into the butt joint groove 12, the top of the upper plate 23 is symmetrically provided with two grooves 15 along the vertical plane in the left-right direction of the upper plate 23, the grooves 15 are matched with the supporting block 14, therefore, the supporting block 14 can be inserted into the grooves 15, the bottom of the grooves 15 is provided with vent holes 16, connecting air passages 25 are matched with the vent holes 16, when the supporting air bag 13 is extruded, the air in the supporting air bag 13 can reach the vent holes 16 in the grooves 15 along the connecting air passages 25, so that the air transmission is realized, the inside of the butt joint block 18 is symmetrically provided with two exhaust passages 19 along the vertical plane in the left-right direction of the upper plate 23, one end of each exhaust passage 19 is communicated with the vent hole 16, the other end of each exhaust passage 19 is provided with a side air passage 20, the other end of the side air passage 20 penetrates through the side wall of the butt joint block 18 and is communicated with a corrugated pipe 21, one end of the corrugated pipe 21 is fixedly connected with the side wall of the butt joint block 18, the corrugated pipe 21, the side wall of the corrugated pipe 21 is provided with a suction cup 22, so that the suction cup 22 can obtain the value of the suction cup 22 and the suction cup 22, and the suction pressure sensor, and the suction cup 22 can obtain the suction value of the suction cup data through the suction cup 22.
The mutually facing sides of the baffle 11 are smooth sides, when gas reaches the vent 16, the gas continues to reach the corrugated pipe 21 along the vent 16, the exhaust passage 19 and the side gas passage 20, the size of the corrugated pipe 21 is increased, the sucker 22 at the end part is driven to move towards the side end face of the baffle 11 continuously and is adsorbed and fixed with the side end face of the baffle 11, the adsorption stability of the sucker 22 can be effectively improved by virtue of the smooth side face of the end face of the baffle 11, the stability and the elastic damping and buffering effects of the corrugated pipe 21 and the connection block 18 can be effectively improved by virtue of the good adsorption and fixing effects of the sucker 22, meanwhile, when the gas pressure value detected by the gas pressure sensor module in the sucker 22 is smaller than a preset gas pressure value, the fact that the sucker 22 and the side wall of the support block 14 are adsorbed and fixed is completed is shown, meanwhile, due to the fact that the plurality of suckers 22 are arranged on the two sides of the connection block 18, the gas pressure value detected by the gas pressure sensor module in the plurality of the suckers 22 can detect the splicing precision of adjacent double-sided battery pieces 1, further accurate splicing and fixation can be detected, and when the position change of the laminated tile assembly formed by the gas pressure sensor module is deformed.
The supporting shoe 14 tip that is close to upper plate 23 one side is equipped with oblique fagging 27, oblique fagging 27 mainly blocks baffle 11, the concatenation angle when further improving the concatenation of multiunit double-sided battery piece 1, especially, guarantee that the double-sided battery piece 1 of tip is in the best inclination angle when splicing, and then improve follow-up double-sided battery piece 1 concatenation precision and stability, oblique fagging 27 is located supporting shoe 14 and is close to upper plate 23 one side, the recess 15 inner wall of keeping away from 24 one side of hypoplastron is equipped with side channel 17, the bottom and the side channel 17 phase-match of oblique fagging 27, side channel 17 is located recess 15 and keeps away from 24 one side of hypoplastron, peg graft fixedly through side channel 17 and oblique fagging 27.
During the use, at first place the concatenation horizontal plane with the two-sided battery piece 1 of tip, 14 bottom surfaces of supporting shoe contact with concatenation horizontal plane top simultaneously, 14 tops of supporting shoe support this two-sided battery piece 1 through supporting airbag 13 and baffle 11 this moment, and because supporting airbag 13 possesses the elastic deformation effect, consequently, baffle 11 can drive two-sided battery piece 1 and carry out appropriate slope, simultaneously when baffle 11 slope certain angle and with the fagging 27 side mutual contact, can adjust the inclination of the two-sided battery piece 1 of tip effectively with the help of the supporting effect of fagging 27, and then satisfy follow-up stability and accuracy when carrying out two-sided battery piece 1 and splice.
Especially, supporting shoe 14, support gasbag 13, baffle 11 and fagging 27's mating reaction can make the two-sided battery piece 1 of tip carry out the slope of required angle and place, and then guarantee stability and the accuracy of subsequent two-sided battery piece 1 when splicing, and the supporting shoe 14 of this position is as main support component, and supports gasbag 13 and be elastic connection subassembly, and baffle 11 and fagging 27 cooperation carry out the correction of angle to the two-sided battery piece 1 of tip.
When the following double-sided battery piece 1 is spliced, the butt-joint block 18 is inserted into the butt-joint groove 12, meanwhile, the supporting block 14 is inserted into the groove 15, particularly, the inclined supporting plate 27 is matched with the side groove 17, and the double-sided battery piece 1 at the rear end is obliquely extruded, the baffle plate 11 is driven by the lower plate 24 to extrude the supporting air bag 13 at the bottom, the volume of the supporting air bag 13 is continuously reduced, the gas in the supporting air bag 13 is discharged along the connecting air passage 25, because the connecting air passage 25 is communicated with the air hole 16 in the groove 15, the gas in the supporting air bag 13 reaches the air hole 16 along the connecting air passage 25 and reaches the exhaust passage 19 and the side air passage 20 along the air hole 16, and finally the gas is continuously gathered in the corrugated pipe 21, the gas in the corrugated pipe 21 is continuously increased, the suction disc 22 at the end part is driven to move towards the side end face of the baffle plate 11, when the suction disc 22 and the side end face of the baffle plate 11 are mutually adsorbed and fixed, and the gas pressure value detected by the internal gas pressure sensor module is smaller than the preset gas pressure value, the suction disc 22 and the baffle plate 11, the suction disc and the baffle plate 22 and the baffle plate 11 side end face are mutually adsorbed and fixed, the suction disc 18 and the bottom of the baffle plate and the double-side face of the double-sided battery piece 1 are connected, so that the double-sided battery piece 1 can be further connected, and the double-sided battery piece 1 can be effectively improved, and the double-sided damping effect of the double-sided battery piece 1, and the double-sided battery piece 1 can be further effectively, and the double-sided damping effect of the double-sided battery piece 1 can be further effectively guaranteed.
Particularly, when the subsequent double-sided battery piece 1 is inserted and inclined, that is, the subsequent double-sided battery piece 1 is not parallel to the end part double-sided battery piece 1, after the butt-joint block 18 is inserted into the butt-joint groove 12 and the supporting block 14 is inserted into the groove 15, the subsequent double-sided battery piece 1 extrudes the supporting air bag 13 through the lower plate 24 and the baffle plate 11, and the amounts of air flowing into the corrugated pipe 21 in the two supporting air bags 13 are different, so that the adsorption force of the suction disc 22 and the baffle plate 11 driven by the end part of the corrugated pipe 21 at the two ends of the butt-joint block 18 is different, the air pressure values detected by the air pressure sensor modules in the suction disc 22 are different, the subsequent double-sided battery piece 1 is correspondingly turned over to the end with the large air pressure value detected by the air pressure sensor module in the suction disc 22, and then the subsequent double-sided battery piece 1 can be effectively adjusted to be restored to the state parallel to the front-sided battery piece 1 again, thereby ensuring the stability and accuracy of the insertion and improving the conversion efficiency of the subsequent battery energy panel to electric energy.
After the multiple groups of double-sided battery pieces are spliced, the back electrodes 6 and the front electrodes 9 between the adjacent double-sided battery pieces 1 are electrically welded at the round holes 30, and then the multiple groups of double-sided battery pieces 1 are spliced and fixed.
When transporting the stack tile subassembly that multiunit two-sided battery piece 1 formed, adsorb fixedly through sucking disc 22 between the adjacent two-sided battery piece 1, carry out elastic buffering protection through bellows 21 and support gasbag 13 simultaneously, further improve the stability and the shock attenuation buffering effect of stack tile subassembly in the transportation.
When the top of the laminated assembly is subjected to pressure or impact, the double-sided battery pieces 1 on two sides of the impacted part are subjected to downward tensile force, so that the double-sided battery pieces 1 move downwards in the opposite direction relative to the double-sided battery pieces 1 on the front end, the double-sided battery pieces 1 relatively press the suction cups 22 and the corrugated pipes 21 through the lower plates 24 and the baffle plates 11, gas in the corrugated pipes 21 reversely flows into the side air passages 20 and returns back into the vent holes 16 along the side air passages 20 and the exhaust passages 19, finally the gas is converged at the end parts of the connecting air passages 25 along the vent holes 16, meanwhile, the gas pressure value on the outer end parts of the hydraulic control one-way valves 26 is continuously increased, when the gas pressure value on the outer end parts of the hydraulic control one-way valves 26 is larger than a preset gas pressure value, the reverse passages of the hydraulic control one-way valves 26 are opened, and at the same time, the gas in the vent holes 16 reversely flows into the connecting air passages 25 along the hydraulic control one-way valves 26, and enter and support the gasbag 13 along connecting the air flue 25, support gasbag 13 volume constantly increase and drive baffle 11 and hypoplastron 24 of top and rotate upwards in the opposite direction, when baffle 11 moves upward the power and is greater than the adsorption affinity of sucking disc 22 and baffle 11, sucking disc 22 breaks away from baffle 11, baffle 11 drives the two-sided battery piece 1 of top and rotates in the opposite direction and breaks away from the grafting with the two-sided battery piece 1 of front end through hypoplastron 24, can unload power and break away from to this impact force effectively with the help of the reverse rotation of two-sided battery piece 1 at this moment, and then avoid causing too much two-sided battery piece 1 to take place the breakage under the effect of this impact force, simultaneously, with the help of inclined strut plate 27 and supporting shoe 14 of inclined strut plate 27 bottom, can carry out interim support to this two-sided battery piece 1, and then avoid this two-sided battery piece 1 reversal angle and reversal speed to cause the deformation or damage of its structure too big.
When this two-sided battery piece 1 breaks away from with the two-sided battery piece 1 of front end, back electrode 6 and front electrode 9 break away from the electric welding and connect, then only need repeat foretell concatenation process to with the back electrode 6 and the electric welding again of front electrode 9 that correspond, and then resume the installation and the electricity generation of subsequent solar panel of multiunit two-sided battery piece 1 shingle structure.
The device concatenation precision is high, can carry out interim support to the two-sided battery piece 1 of tip, guarantees the concatenation depth of parallelism, and concatenation stability is high simultaneously, and elasticity shock attenuation buffering effect is good after the concatenation, and can break away from the protection to multiunit two-sided battery piece 1 fast when the subassembly pressurized of tiling takes place the breakage, improves the security and the protectiveness of device.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A P-type PERC double-sided solar cell module comprises double-sided cells and is characterized in that a plurality of groups of upper plates are uniformly arrayed on one side of the tops of the double-sided cells, a plurality of groups of lower plates are uniformly arrayed on the other side of the bottoms of the double-sided cells, and the upper plates and the lower plates are matched;
the bottom of the lower plate is symmetrically provided with two baffle plates along the vertical plane in the left-right direction of the lower plate, the opposite side surfaces of the baffle plates form a butt joint groove, the bottom of each baffle plate is provided with a supporting air bag, the bottom of each supporting air bag is provided with a supporting block, a connecting air passage is arranged inside each supporting block, one end of each connecting air passage is communicated with the corresponding supporting air bag, and the other end of each connecting air passage penetrates through the corresponding supporting block and is communicated with the outside through a hydraulic control one-way valve;
the air pressure sensor comprises an upper plate, a butt-joint block, an air vent, two exhaust passages, a side air passage, a corrugated pipe, a sucker and an air pressure sensor module, wherein the butt-joint block is arranged at the center of the top of the upper plate, the two grooves are symmetrically arranged at the top of the upper plate along the vertical plane in the left-right direction of the upper plate, the air vent is arranged at the bottom of each groove, the two exhaust passages are symmetrically arranged in the butt-joint block and along the vertical plane in the left-right direction of the upper plate, one end of each exhaust passage is communicated with the corresponding air vent, the other end of each exhaust passage is provided with the side air passage, the other end of each side air passage penetrates through the side wall of the butt-joint block and is communicated with the corrugated pipe, one end of the corrugated pipe, close to the butt-joint block, is fixedly connected with the side wall of the butt-joint block, the other end of the corrugated pipe is provided with the sucker, the sucker is not communicated with the corrugated pipe, and the air pressure sensor module is arranged in the sucker;
the end part of the supporting block close to one side of the upper plate is provided with an inclined supporting plate, the inclined supporting plate is positioned at one side of the supporting block close to the upper plate, the inner wall of the groove far away from one side of the lower plate is provided with a side groove, and the side groove is positioned at one side of the groove far away from the lower plate;
the groove is matched with the supporting block, the butt joint groove is matched with the butt joint block, and the bottom of the inclined supporting plate is matched with the side groove.
2. The P-type PERC bifacial solar cell module of claim 1, wherein: a certain included angle exists between the inclined supporting plates and the supporting blocks, the included angle between the inclined supporting plates and the supporting blocks is complementary with the included angle between the double-sided battery piece and the ground, and the height of the inclined supporting plates is matched with the distance between the upper plate and the lower plate.
3. The P-type PERC bifacial solar cell module of claim 1, wherein: the double-sided battery piece comprises P-type silicon, a back passivation film is arranged at the bottom of the P-type silicon, a plurality of groups of aluminum grid lines are uniformly arranged at the bottom of the back passivation film in an array mode, back electrodes are arranged at the other ends of the aluminum grid lines, and the plurality of groups of back electrodes and the lower plate are uniformly distributed at the bottom of the double-sided battery piece in a staggered mode.
4. The assembly of claim 3, wherein: the top of P type silicon is equipped with N type projecting pole, the top of N type projecting pole is equipped with the front passive film, the even array of front passive film is passed at the top of N type projecting pole is equipped with multiunit front electrode, multiunit front electrode and upper plate are located even crisscross distribution in two-sided battery piece top.
5. The assembly of claim 4, wherein: the back passivation film is characterized in that multiple groups of circular grooves are uniformly arranged in the back passivation film in an array mode, the aluminum grid lines are electrically connected with the P-type silicon through the circular grooves, and multiple groups of vertical holes are uniformly arranged in the P-type silicon in the array mode.
6. The P-type PERC bifacial solar cell module of claim 1, wherein: a plurality of groups of double-sided battery pieces form a grid line group through overlapping tiles, one end of the grid line group is provided with a main grid line, and a plurality of groups of round holes are uniformly arrayed in the main grid line.
7. The P-type PERC bifacial solar cell module of claim 1, wherein: the positive direction circulation direction of the hydraulic control one-way valve is from the supporting air bag end to the vent hole end; and when the reverse air pressure at the outer end part of the hydraulic control one-way valve reaches the preset air pressure value, the hydraulic control one-way valve reversely circulates.
8. The P-type PERC bifacial solar cell module of claim 1, wherein: the inside circulation gas that is equipped with of support gasbag, connect air flue and air vent phase-match, the side that the baffle faced each other is smooth side, the bellows possesses the support nature.
9. The P-type PERC bifacial solar cell module of claim 1, wherein: the bottom of the supporting block is provided with an anti-skid friction pad, and the center of the inside of the anti-skid friction pad is provided with a through hole matched with the connecting air passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210859585.7A CN114937709B (en) | 2022-07-22 | 2022-07-22 | P-type PERC double-sided solar cell module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210859585.7A CN114937709B (en) | 2022-07-22 | 2022-07-22 | P-type PERC double-sided solar cell module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114937709A CN114937709A (en) | 2022-08-23 |
| CN114937709B true CN114937709B (en) | 2022-10-25 |
Family
ID=82869306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210859585.7A Active CN114937709B (en) | 2022-07-22 | 2022-07-22 | P-type PERC double-sided solar cell module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114937709B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116026515B (en) * | 2023-03-29 | 2023-07-25 | 深圳市鑫精诚传感技术有限公司 | Six-axis force sensor with accurate force measurement |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120125391A1 (en) * | 2010-11-19 | 2012-05-24 | Solopower, Inc. | Methods for interconnecting photovoltaic cells |
| CN213072563U (en) * | 2020-07-07 | 2021-04-27 | 浙江中聚材料有限公司 | Novel high temperature resistant high fever solar photovoltaic backplate |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3609642B2 (en) * | 1998-06-18 | 2005-01-12 | 積水化学工業株式会社 | Roof tile with solar cell |
| WO2015152020A1 (en) * | 2014-03-31 | 2015-10-08 | 株式会社カネカ | Solar cell module and method for manufacturing same |
| JP6905803B2 (en) * | 2015-07-27 | 2021-07-21 | 株式会社カネカ | Solar cell module, roof structure, and backside reinforcement |
| KR102020347B1 (en) * | 2017-11-21 | 2019-09-11 | 한국생산기술연구원 | Method of manufacturing solar module and shingled array unit having shingled array unit, shingled array unit |
| JP7353272B2 (en) * | 2018-04-19 | 2023-09-29 | 株式会社カネカ | Solar cell device and method for manufacturing solar cell device |
| CN108717948A (en) * | 2018-07-09 | 2018-10-30 | 浙江爱旭太阳能科技有限公司 | A kind of PERC double-sided solar batteries and preparation method thereof of enhancing back of the body passivation |
| CN210297606U (en) * | 2019-07-30 | 2020-04-10 | 扬州日利达光电发展有限公司 | Wind-resistant damping type photovoltaic power generation system |
| KR102141588B1 (en) * | 2019-10-16 | 2020-08-07 | 주식회사 에스에너지 | Floating Photovoltaic Power Generation Structure |
| CN110690301A (en) * | 2019-11-14 | 2020-01-14 | 通威太阳能(眉山)有限公司 | Double-junction laminated battery and preparation method thereof |
-
2022
- 2022-07-22 CN CN202210859585.7A patent/CN114937709B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120125391A1 (en) * | 2010-11-19 | 2012-05-24 | Solopower, Inc. | Methods for interconnecting photovoltaic cells |
| CN213072563U (en) * | 2020-07-07 | 2021-04-27 | 浙江中聚材料有限公司 | Novel high temperature resistant high fever solar photovoltaic backplate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114937709A (en) | 2022-08-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101215694B1 (en) | Solar Cell Module And Manufacturing Method Thereof | |
| CN104465892A (en) | Method for manufacturing photovoltaic modules interconnected on same sides of adjacent solar cells in solar cell string | |
| CN201620532U (en) | Solar building integral PV tile | |
| US20140182661A1 (en) | Photovoltaic module frame with improved bondability | |
| US20110139225A1 (en) | Shaped photovoltaic module | |
| CN114937709B (en) | P-type PERC double-sided solar cell module | |
| WO2021103410A1 (en) | Folded-plate-shaped photovoltaic assembly and front-side glass thereof, and photovoltaic system | |
| CN217280809U (en) | No main grid photovoltaic module with film | |
| KR20190000859U (en) | Photovoltaic assembly | |
| CN100578819C (en) | Photovoltaic plate of solar cell and light collecting electricity-generating apparatus having the same | |
| KR101830684B1 (en) | Cigs solar cell module using thin-film laminated structure and manufacturing method thereof | |
| CN201259894Y (en) | Solar cell assembly | |
| US20230335657A1 (en) | Photovoltaic module | |
| CN101728455B (en) | Method for machining light-concentrating solar cell components | |
| US20160043249A1 (en) | Solar cell module and method of fabricating the same | |
| WO2011056237A1 (en) | Photovoltaic structure and method of use | |
| CN212725330U (en) | Curved surface photovoltaic module | |
| CN106898659A (en) | Dual-glass solar cell assembly and system | |
| CN210867595U (en) | Heat radiation structure of solar cell module | |
| KR101502480B1 (en) | Cylindrical solar cell module and array, and solar light power generator comprising same | |
| CN114122172A (en) | Double-sided crystalline silicon photovoltaic light-transmitting window, manufacturing method and curtain system | |
| CN206628477U (en) | Dual-glass solar cell assembly and system | |
| CN103165701B (en) | Photovoltaic cell component | |
| CN206976355U (en) | A kind of solar cell panel assembly | |
| CN218039232U (en) | Solar cell module and solar cell mounting module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 43 Bailing South Road, Quzhou City, Zhejiang Province 324022 Patentee after: Yidao New Energy Technology Co.,Ltd. Address before: 324022 room 604, building 3, Donggang Third Road, green industry cluster, Qujiang District, Quzhou City, Zhejiang Province Patentee before: A New Energy Technology (Quzhou) Co.,Ltd. |
|
| CP03 | Change of name, title or address |