CN106057922B - Hide grid line photovoltaic cell component and hiding grid line printing mould and photovoltaic moves photosystem - Google Patents
Hide grid line photovoltaic cell component and hiding grid line printing mould and photovoltaic moves photosystem Download PDFInfo
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- CN106057922B CN106057922B CN201610581907.0A CN201610581907A CN106057922B CN 106057922 B CN106057922 B CN 106057922B CN 201610581907 A CN201610581907 A CN 201610581907A CN 106057922 B CN106057922 B CN 106057922B
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- photovoltaic cell
- grid line
- photovoltaic
- hiding
- monocrystalline
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- 210000003850 cellular structure Anatomy 0.000 title claims abstract description 49
- 238000007639 printing Methods 0.000 title claims abstract description 13
- 210000004027 cell Anatomy 0.000 claims abstract description 58
- 241001424688 Enceliopsis Species 0.000 claims description 12
- 239000000758 substrate Substances 0.000 claims description 9
- 238000009792 diffusion process Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000009466 transformation Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 210000002615 epidermis Anatomy 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/022425—Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar cells
- H01L31/022433—Particular geometry of the grid contacts
-
- 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
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
-
- 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
- H02S40/20—Optical components
- H02S40/22—Light-reflecting or light-concentrating means
-
- 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
- Y02E10/52—PV systems with concentrators
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
Hiding grid line photovoltaic cell component of the present invention and hiding grid line printing mould and photovoltaic move photosystem, all kinds of grid lines in monocrystalline or polycrystalline photovoltaic cell are arranged on to be formed in monocrystalline or polycrystalline photovoltaic cell and hide grid line photovoltaic cell component, hide grid line photovoltaic cell component and photovoltaic moves tabula rasa and constitutes photovoltaic shifting photosystem, photovoltaic is moved into tabula rasa side by side parallel to be arranged on above the side of hiding grid line photovoltaic cell component, pass through this programme, hiding grid line is hidden in monocrystalline or polycrystalline photovoltaic cell, monocrystalline or polycrystalline photovoltaic cell increase illuminating area, add photoelectric transformation efficiency, tabula rasa is moved by photovoltaic to be added on hiding grid line photovoltaic cell component another times of sunlight, making the generated energy of system is increased, and its cost is substantially reduced, the utilization rate and photoelectric transformation efficiency of photovoltaic material are improved, hide the shutter that grid line is set by printing on mould, make to hide grid line in press, directly it can print out, laid a good foundation to make hiding grid line photovoltaic cell.
Description
Technical field
The present invention relates to a kind of photovoltaic cell, more particularly to a kind of hiding grid line photovoltaic cell component and hiding grid line print
Molding and photovoltaic move photosystem.
Background technology
Our mankind energy problem has been global problem, and the chemical energy source and nuclear power source that we use now are not clear
The clean energy, while the existing energy of exploiting can not also maintain the sustainable development of the mankind, makes full use of solar energy to turn into one kind
Inexorable trend.
The many technologies of human development utilize solar energy, and technology maturation and have been used for the mainly silicon-based photovoltaic generated electricity too
Positive energy battery, solar energy source clean environment firendly, but the photoelectric transformation efficiency of the photovoltaic cell is too low, cost is too high, and this is just multi-party
Face hampers its development.
In order to increase the generated energy of the photovoltaic cell, people have carried out unremitting effort since half a century, have carried out nothing
Examination is repaid for several times, but all the time without substantial progress, conversion ratio is always in below 17%-22%, and the price of the photovoltaic cell is very high,
Photovoltaic cell conversion efficiency and reduction photovoltaic cell price are improved, is the present inventor's problem to be solved.
In the prior art, photovoltaic cell component is made up of some monocrystalline or polycrystalline photovoltaic cell 1, is with 156* mostly
156 be monocrystal, and by work technique processed formation PN junction on each monocrystal, as described in Figure 1, monocrystal upper surface is N poles 2, under
Side is P poles 3, the horizontal grid line 4 provided with 54-75 roots or so on N poles 2, there is 2 longitudinal grid lines 4, light each in the case
It is 250 watts to lie prostrate battery mono-crystal power output, and all kinds of grid lines account for 6% or so of monocrystalline area, in the recent period it is found that by increasing longitudinal direction
The number of grid line 4 can increase to 285 watts to the power output of each standard monocrystalline, while making each pass quasi- monocrystalline area of grid line 4
17% or so.
The content of the invention
In view of this, it is an object of the invention to provide a kind of hiding grid line photovoltaic cell component and hiding grid line printing mould
And photovoltaic moves photosystem, by the hiding grid line technology in the technical program, can increase and be radiated at hiding grid line photovoltaic cell
On light, so as to increase the generated energy of photovoltaic cell, light technology is moved with reference to photovoltaic, photovoltaic moves tabula rasa by another times of sunlight
It is added on hiding grid line photovoltaic cell, therefore the generated energy of system is obtained significant increase, and its cost is substantially reduced, and makes photovoltaic
The utilization rate and photoelectric transformation efficiency of battery are greatly broken through and improved.
In order to achieve the above object, the technical proposal of the invention is realized in this way：
A kind of hiding grid line photovoltaic cell component, is made up of several monocrystalline or polycrystalline photovoltaic cell, by monocrystalline or polycrystalline
All kinds of grid lines in photovoltaic cell are arranged in monocrystalline or polycrystalline photovoltaic cell, are made all kinds of hidden in monocrystalline or polycrystalline photovoltaic cell
Hide grid line and no longer take monocrystalline or polycrystalline photovoltaic cell illuminating surface, each hiding grid line no longer shuts out the light and influences photovoltaic cell
Power output, although hiding grid line is hidden in monocrystalline or polycrystalline photovoltaic cell, but can contact battery surface well, well
Collect electronics.So as to effectively improve the electricity conversion of monocrystalline or polycrystalline photovoltaic cell.
As further technical scheme, Tibetan grid groove is offered in the upper surface of monocrystalline or polycrystalline photovoltaic cell, in monocrystalline
Or polycrystalline photovoltaic cell upper surface and hide the diffusion of grid groove inner surface N poles or P poles be set, hide the N poles of grid trench bottom or P extremely on set
Put hiding grid line.
As further technical scheme, the hiding grid line is hidden in below the upper epidermis of monocrystalline or polycrystalline photovoltaic cell
Tibetan grid groove the side-lower of upper shed one.
As further technical scheme, Tibetan gate hole is provided with the side of monocrystalline or polycrystalline photovoltaic cell, in monocrystalline
Or polycrystalline photovoltaic cell upper surface and hide gate hole inner surface setting N poles or P poles, hide N poles in gate hole or P extremely on set and hide
Grid line.
A kind of photovoltaic of hiding grid line photovoltaic cell component moves photosystem, as the hiding grid described in one of claim 1-4
Linear light photovoltaic cell components and at least one piece photovoltaic move tabula rasa and constituted, and the photovoltaic moves tabula rasa side by side parallel and is arranged on hiding grid line
Above the side of photovoltaic cell component, sunray is radiated at photovoltaic and moved on tabula rasa and hiding grid line photovoltaic cell component respectively,
Photovoltaic moves tabula rasa and can be transferred to sunray on hiding grid line photovoltaic cell component, is radiated at the sunshine that photovoltaic is moved on tabula rasa
Line moves optical superposition and is radiated on corresponding hiding grid line photovoltaic cell component.
The photovoltaic, which moves tabula rasa, includes substrate, and the substrate surface is provided with multiple projections, and the projection can make light from base
The photovoltaic that its side-lower position is reflected, reflexed on bottom is moved on tabula rasa, and is radiated at hiding grid line photovoltaic by photovoltaic shifting tabula rasa
On battery component.
A kind of hiding grid line printing mould of hiding grid line photovoltaic cell component, the hiding grid line quoted from by claim 2 and 3
In the hiding grid line printing of photovoltaic cell component, it is provided with die body relative with the Tibetan grid groove on monocrystalline or polycrystalline photovoltaic cell
The hollow slots answered, are provided with the shutter for being deep into and being hidden in grid groove along Tibetan grid bottom land side, institute on each lateral edges of hollow slots one
The lower end and the vertical line of another lateral edges of hollow slots for stating shutter align.
It is using the beneficial effect after above-mentioned technical proposal：A kind of hiding grid line photovoltaic cell component and the printing of hiding grid line
Mould and photovoltaic move photosystem, and by the technical program, hiding grid line is hidden in monocrystalline or polycrystalline photovoltaic cell, makes monocrystalline or polycrystalline
Photovoltaic cell adds illuminating area, thus also increases photoelectric transformation efficiency, while moving tabula rasa another times by photovoltaic
Sunlight is added on hiding grid line photovoltaic cell component, therefore the generated energy of system is obtained significant increase, and its cost is big
Big reduction, the utilization rate and photoelectric transformation efficiency of photovoltaic material are improved, and what hiding grid line was set by printing on mould blocks
Plate, makes to hide grid line in press, directly can print out, is laid a good foundation to make hiding grid line photovoltaic cell.
Brief description of the drawings
Fig. 1 is monocrystalline or polycrystalline photovoltaic cell structure schematic diagram in the prior art.
Fig. 2 is the structure principle chart of hiding grid line photovoltaic cell component embodiment one in the present invention.
Fig. 3 is the overall structure diagram of hiding grid line photovoltaic cell component embodiment one in the present invention.
Fig. 4 is the position relationship schematic diagram of Tibetan grid groove and hiding grid line in the embodiment of the present invention one.
Fig. 5 is the structure principle chart of hiding grid line photovoltaic cell component embodiment two in the present invention.
Fig. 6 moves the structural representation of tabula rasa for photovoltaic in the present invention.
Fig. 7 moves the overall structure schematic diagram of photosystem for the photovoltaic of hiding grid line photovoltaic cell component in the present invention.
Fig. 8 prints the structural representation of mould for the hiding grid line of hiding grid line photovoltaic cell in the present invention.
In figure, 1 monocrystalline or polycrystalline photovoltaic cell standard monocrystalline, 2 N poles, 3 P poles, 4 grid lines, 5 hide grid lines, 6 hide grid grooves,
7 hide the upper shed of grid groove, 8 Tibetan gate hole, 9 hiding grid line photovoltaic cell components, 10 photovoltaics shifting tabula rasa, 11 substrates, 12 raised, 13 moulds
Body, 14 hollow slots, 15 shutters, 16 sunrays.
Embodiment
Specific embodiment in the present invention is described in further detail below in conjunction with accompanying drawing.
As shown in Fig. 2-Fig. 3, hiding grid line photovoltaic cell component of the present invention, by several monocrystalline or polycrystalline photovoltaic
Battery 1 is constituted, and all kinds of grid lines 4 in monocrystalline or polycrystalline photovoltaic cell 1 are arranged in monocrystalline or polycrystalline photovoltaic cell 1, make list
All kinds of hiding grid lines 5 in brilliant or polycrystalline photovoltaic cell 1 no longer take monocrystalline or the illuminating surface of polycrystalline photovoltaic cell 1, each to hide
Grid line 5 no longer shuts out the light and influences the power output of photovoltaic cell, although hides grid line 5 and is hidden in monocrystalline or polycrystalline photovoltaic cell
In 1, but the surface of N poles 2 of battery can be contacted well, electronics is collected well, so as to effectively improve monocrystalline or polycrystalline photovoltaic
The electricity conversion of battery 1.
As further first embodiment, Tibetan grid groove 6 is offered in the upper surface of monocrystalline or polycrystalline photovoltaic cell 1,
Monocrystalline or the upper surface of polycrystalline photovoltaic cell 1 and the inner surface diffusion of Tibetan grid groove 6 set N poles 2, are set on the N poles 2 for hiding grid trench bottom
Hide grid line 5.
As shown in figure 4, the hiding grid line 5 is hidden in the Tibetan grid groove below the upper epidermis of monocrystalline or polycrystalline photovoltaic cell 1
The side-lower of upper shed 7 one, under the irradiation of sunray 16, hides grid line 5 and is hidden in the side for hiding grid groove upper shed 7, and avoids
The irradiation of sunray 16.
As shown in figure 5, as further second embodiment, being provided with the side of monocrystalline or polycrystalline photovoltaic cell 1
Gate hole 8 is hidden, in monocrystalline or the upper surface of polycrystalline photovoltaic cell 1 and the Tibetan inner surface setting N poles 2 of gate hole 8, the N poles 2 in gate hole 8 are being hidden
Upper set hides grid line 5.
As shown in Figure 6 and Figure 7, the photovoltaic of hiding grid line photovoltaic cell component of the present invention moves photosystem, by first
Hiding grid line photovoltaic cell component 9 and at least one piece photovoltaic described in embodiment or second embodiment move tabula rasa 10 and constituted, described
Photovoltaic moves the side by side parallel of tabula rasa 10 and is arranged on above the side of hiding grid line photovoltaic cell component 9, and sunray 16 irradiates respectively
Moved in photovoltaic on tabula rasa 10 and hiding grid line photovoltaic cell component 9, sunray 16 can be transferred to hiding by photovoltaic shifting tabula rasa 10
On grid line photovoltaic cell component 9, be radiated at the sunray 16 that photovoltaic moved on tabula rasa 10 move optical superposition be radiated at it is corresponding hidden
Hide on grid line photovoltaic cell component 9.
The photovoltaic, which moves tabula rasa 10, includes substrate 11, and the surface of substrate 11 can provided with multiple raised 12, described raised 12
Sunray 16 is reflected from substrate 11, reflex on the photovoltaic shifting tabula rasa 10 of its side-lower position, and light is moved by photovoltaic
Plate 10 is radiated on hiding grid line photovoltaic cell component 9.
As shown in figure 8, the hiding grid line printing mould of hiding grid line photovoltaic cell component of the present invention, is implemented by first
Hiding grid line photovoltaic cell component 9 described in example is hidden in the printing of grid line 5, is provided with die body 13 and monocrystalline or polycrystalline light
Lie prostrate and hide the corresponding hollow slots 14 of grid groove 6 on battery 1, be provided with each lateral edges of hollow slots 14 1 along the bottom of Tibetan grid groove 6
While being deep into the shutter 15 hidden in grid groove 6, the lower end of the shutter 15 and the vertical line phase of another lateral edges of hollow slots 14
Alignment.
The photovoltaic of hiding grid line photovoltaic cell component of the present invention moves photosystem, by hiding grid line photovoltaic cell group
Part 9 and photovoltaic move the combination of tabula rasa 10, compared with prior art, and nearly 18% light sensation can be improved by hiding grid line photovoltaic cell component 9
Area, coordinates photovoltaic to move tabula rasa 10, therefore the generated energy of the system is obtained significant increase, and its cost is reduced, photovoltaic material
The utilization rate and photoelectric transformation efficiency of material are all effectively improved.
It is described above, it is only the preferable possible embodiments of the present invention, is not limited to the scope of the present invention.
Claims (4)
1. a kind of hiding grid line photovoltaic cell component, is made up of several monocrystalline or polycrystalline photovoltaic cell, it is characterised in that in list
The upper surface of brilliant or polycrystalline photovoltaic cell offers Tibetan grid groove, and all kinds of grid lines in monocrystalline or polycrystalline photovoltaic cell are arranged on into list
In the Tibetan grid groove of brilliant or polycrystalline photovoltaic cell upper surface, wherein the Tibetan grid groove is extended in monocrystalline or polycrystalline photovoltaic cell and inclined
Tiltedly in monocrystalline or polycrystalline photovoltaic cell upper surface, set in monocrystalline or polycrystalline photovoltaic cell upper surface and Tibetan grid groove inner surface diffusion
N poles or P poles, hide the N poles of grid trench bottom or P extremely on set and hide grid line, the hiding grid line is hidden in monocrystalline or polycrystalline light
Lie prostrate the lower section for hiding grid groove upper shed side of battery, make all kinds of grid lines in monocrystalline or polycrystalline photovoltaic cell no longer take monocrystalline or
Polycrystalline photovoltaic cell illuminating surface, all kinds of hiding grid lines no longer shut out the light and influence the power output of photovoltaic cell.
2. a kind of photovoltaic of hiding grid line photovoltaic cell component moves photosystem, it is characterised in that as hiding described in claim 1
Grid line photovoltaic cell component and at least one piece photovoltaic move tabula rasa and constituted, and the photovoltaic moves tabula rasa side by side parallel and is arranged on hiding grid line
Above the side of photovoltaic cell component, sunray is radiated at photovoltaic and moved on tabula rasa and hiding grid line photovoltaic cell component respectively,
Photovoltaic moves tabula rasa and sunray is transferred on hiding grid line photovoltaic cell component, is radiated at the sunray that photovoltaic is moved on tabula rasa
Optical superposition is moved to be radiated on corresponding hiding grid line photovoltaic cell component.
3. the photovoltaic of hiding grid line photovoltaic cell component according to claim 2 moves photosystem, it is characterised in that the light
Volt, which moves tabula rasa, includes substrate, and the substrate surface is provided with multiple projections, and the projection can make light reflect, reflect from substrate
Photovoltaic to its side-lower position is moved on tabula rasa, and is radiated at by photovoltaic shifting tabula rasa on hiding grid line photovoltaic cell component.
4. a kind of hiding grid line photovoltaic cell component hiding grid line printing mould, it is characterised in that by claim 1 quote from it is hidden
Hide in the hiding grid line printing of grid line photovoltaic cell component, be provided with die body and the Tibetan grid on monocrystalline or polycrystalline photovoltaic cell
The corresponding hollow slots of groove, are provided with to be deep into along Tibetan grid bottom land side on each lateral edges of hollow slots one and hide blocking in grid groove
Plate, the lower end of the shutter and the vertical line of another lateral edges of hollow slots align.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610581907.0A CN106057922B (en) | 2016-07-22 | 2016-07-22 | Hide grid line photovoltaic cell component and hiding grid line printing mould and photovoltaic moves photosystem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610581907.0A CN106057922B (en) | 2016-07-22 | 2016-07-22 | Hide grid line photovoltaic cell component and hiding grid line printing mould and photovoltaic moves photosystem |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106057922A CN106057922A (en) | 2016-10-26 |
| CN106057922B true CN106057922B (en) | 2017-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610581907.0A Active CN106057922B (en) | 2016-07-22 | 2016-07-22 | Hide grid line photovoltaic cell component and hiding grid line printing mould and photovoltaic moves photosystem |
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| CN (1) | CN106057922B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080230119A1 (en) * | 2007-03-22 | 2008-09-25 | Hideki Akimoto | Paste for back contact-type solar cell |
| CN102082199B (en) * | 2010-11-19 | 2012-05-02 | 山东力诺太阳能电力股份有限公司 | Groove notching and grid burying method for crystalline silicon solar cell |
| CN102593196B (en) * | 2012-02-28 | 2014-06-18 | 常州天合光能有限公司 | Low-resistance buried-gate solar cell and manufacture method thereof |
| CN203367298U (en) * | 2013-06-26 | 2013-12-25 | 江苏爱多光伏科技有限公司 | Buried gate electrode on solar cell slice |
| CN203708184U (en) * | 2013-12-09 | 2014-07-09 | 李会欣 | Refraction unit of solar photovoltaic assembly |
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2016
- 2016-07-22 CN CN201610581907.0A patent/CN106057922B/en active Active
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| CN106057922A (en) | 2016-10-26 |
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