CN107155376A - Solar battery panel - Google Patents
Solar battery panel Download PDFInfo
- Publication number
- CN107155376A CN107155376A CN201580070160.6A CN201580070160A CN107155376A CN 107155376 A CN107155376 A CN 107155376A CN 201580070160 A CN201580070160 A CN 201580070160A CN 107155376 A CN107155376 A CN 107155376A
- Authority
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- China
- Prior art keywords
- solar battery
- battery cell
- joint line
- line
- row
- 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.)
- Granted
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- 229920005989 resin Polymers 0.000 claims description 19
- 239000011347 resin Substances 0.000 claims description 19
- 239000011521 glass Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 239000000758 substrate Substances 0.000 description 24
- 241000283216 Phocidae Species 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 239000005038 ethylene vinyl acetate Substances 0.000 description 6
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 5
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
It is characterised by possessing the solar battery cell (10 that connection is arranged with the different part of line number between row and with multiple lines and multiple rows11To 1044) and connection solar battery cell between joint line (20), including the one-element group of each row of solar battery cell is attached by connecting in solar battery cell, solar battery cell smooth surface electrode with the 1st joint line (21) of the backplate of the solar battery cell of rear a line and the 2nd joint line (22) of the smooth surface electrode for being connected the backplate of the solar battery cell and the solar battery cell of previous row.Moreover, the solar battery cell (10 in the upper end positioned at the solar battery cell for constituting each row11) with positioned at adjacent column upper end solar battery cell (1022) between, exist due to the part of difference of height caused by the difference of element number, lower section is exported to positioned at the 2nd joint line (22) of the solar battery cell of the upper end of the higher row in upper end, the upper end of the 1st joint line (21) of adjacent rows is connected to by the 3rd joint line (23) formed in line direction.
Description
Technical field
The present invention relates to solar battery panel, the extraction of the joint line between solar battery cell is more particularly to connected
Portion.
Background technology
It is different from industrial solar battery panel, on house solar battery panel, by trapezoidal or triangle
Panel array situation it is more.This is generated to greatest extent on the roof of limited areal to be combined with rectangular panel
Electric power, and obtain good outward appearance.
In the past, on such trapezoidal or triangle panel, change the number of the arrangement of adjacent cells, height is set
Difference, so as to form oblique line portion, the difference of height part uses the joint line quilt of crank-like as disclosed in patent document 1
It is connected with each other.
In addition, in patent document 2, disclosing following technology：With connecing for multiple homopolarity bus electrodes in connection unit
The area of section of head line is compared, and makes the section face of the longitudinal joint line in the orientation of cell columns between extension and connection unit
Product is larger, so as to reduce wiring loss, manufactures the solar battery panel of height output.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2001-111089 publications
Patent document 2：Japanese Unexamined Patent Publication 2013-206967 publications
The content of the invention
The technical problems to be solved by the invention
However, according to the technology of above-mentioned patent document 1, due to being connected with each other using the joint line of crank-like, so cloth
Line length is long, and loss is big caused by wiring.The problem of accordingly, there exist that sufficiently can not be exported such.
In addition, in the method for patent document 2, also using the Wiring structure of crank-like, compared with rectangular panel, connection is adjacent
The longer such problem of longitudinal joint line between the solar battery cell connect is not solved still.Therefore, cloth has still been left
The problem of line loss loss-rate rectangular panel is big such.
The present invention be in view of said circumstances and complete, it is intended that be reduced panel adjacent cells row height
The wiring loss in low poor portion and the high solar battery panel of installation exercise.
Solve the technical scheme of technical problem
In order to solve above-mentioned problem and achieve the goal, the present invention possesses：Solar battery cell, with the line number between row
Different parts, is arranged with multiple lines and multiple rows and connected；And joint line, between connection solar battery cell, including solar-electricity
The one-element group of each row of pool unit is connected by the 1st joint line and the 2nd joint line, and the 1st joint line connects solar energy
2nd electrode of the 1st electrode in battery unit, solar battery cell and the solar battery cell of rear a line, the described 2nd
Joint line connects the 1st electrode of the 2nd electrode of the solar battery cell and the solar battery cell of previous row.Moreover,
Solar battery cell and the solar energy of the upper end positioned at adjacent column positioned at the upper end for the solar battery cell for constituting each row
Between battery unit, exist due to the part of difference of height caused by the difference of element number, positioned at the upper end of the higher row in upper end
Solar battery cell the 2nd joint line be exported to lower section, adjoining is connected to by the 3rd joint line formed in line direction
The upper end of the 1st capable joint line.
Invention effect
According to the present invention, following effect is played：The height of the adjacent cells row of solar battery panel can be reduced
The wiring loss in poor portion and the high solar battery panel of installation exercise.
Brief description of the drawings
Fig. 1 is the explanation figure for the solar battery panel for schematically showing embodiment 1.
Fig. 2 is the figure of the solar battery panel of embodiment 1 from light surface side.
Fig. 3 is the figure of the solar battery panel of embodiment 1 from rear side.
Fig. 4 is Fig. 1 A-A profiles.
Fig. 5 is Fig. 1 B-B profiles.
Fig. 6 is the top view for showing to be equipped with the roof of the house of the solar battery panel of embodiment 1.
Fig. 7 is the explanation figure for the solar battery panel for schematically showing embodiment 2.
Fig. 8 is the figure of the solar battery panel of embodiment 2 from light surface side.
Fig. 9 is the figure of the solar battery panel of embodiment 2 from rear side.
Figure 10 is Fig. 7 A-A profiles.
Figure 11 is Fig. 7 B-B profiles.
Figure 12 is the explanation figure for the solar battery panel for schematically showing embodiment 3.
(symbol description)
1 solar cell substrate；2a smooth surface electrodes；2b backplates；3a smooth surface side seal resins；3b rear sides are close
Seal resin；The glass plates of 4a the 1st；The glass plates of 4b the 2nd；10、1011、1012、1013、1014、1022、1023、1024、1033、1034、1044
Solar battery cell；20 joint lines；21 the 1st joint lines；22 the 2nd joint lines；23rd, the joint lines of 23S the 3rd；Connect outside 21T, 22T
Connecting terminal.
Embodiment
Hereinafter, the embodiment of the solar battery panel of the present invention is described in detail with reference to the accompanying drawings.In addition, not by this
Embodiment limits the present invention, without departing from the spirit and scope of the invention can suitably change.In addition, as shown below
Accompanying drawing in, in order to be readily appreciated that, the engineer's scale of each part sometimes with actual difference.It is also such between each accompanying drawing.
Embodiment 1.
Fig. 1 is the explanation figure for the solar battery panel for schematically showing embodiment 1.Fig. 2 is seen from light surface side
The figure of the solar battery panel is examined, Fig. 3 is the figure of the solar battery panel from rear side, and the A-A that Fig. 4 is Fig. 1 is cutd open
Face figure, Fig. 5 is Fig. 1 B-B profiles, and Fig. 6 is the room for showing to be equipped with the house of the solar battery panel of embodiment 1
The top view on top.In Fig. 1, it is schematically shown the embodiment 1 of the solar battery panel of the trapezoidal shape of embodiment 1
Solar battery cell interconnection.In order to be readily appreciated that, the solar battery cell 10 in the top11With it is tertial
The solar battery cell 10 of upper end33In, smooth surface electrode 2a the 1st joint line 21 will be connected to being connected to backplate 2b
The 2nd joint line 22 record with staggering, but in fact, the 1st joint line 21 being connected with the smooth surface electrode 2a as the 1st electrode
With and as the 2nd electrode backplate 2b connections the 2nd deviation of the joint line 22 without left and right directions.In addition, smooth surface is electric
Pole 2a, backplate 2b are on the books in Fig. 4 and Fig. 5, in Fig. 1 as top view into Fig. 3, are to be hidden in the 1st joint
The lower section of line 21 and the 2nd joint line 22 and the shape that can't see.
In the solar battery panel 100p of embodiment 1, as shown in Figure 1 to Figure 3,1 is only equipped with the top
Solar battery cell 1011, 2 solar battery cells 10 are equipped in the 2nd row12、1022, 3 sun are equipped in the 3rd row
Can battery unit 1013、1023、1033, 4 solar battery cells 10 are equipped in the 4th row14、1024、1034、1044.Moreover, to
Solar battery panel 100p lower section, by each solar battery cell 10 from smooth surface 10A lateral back side 10B sides
1st joint line 21, each solar battery cell 10 from the 2nd joint line 22 of the lateral smooth surface 10A sides of back side 10B and in transverse direction
3rd joint line 23 of extension is connected with each other.As shown in figure 1, the solar battery cell 10 with being connected to the top11The back of the body
Face electrode 2b the 2nd joint line 22 be connected and the 3rd joint line 23 extended laterally from solar cell list below
Member 1012Between start in transverse extension, and be connected to the solar energy of the top that adjacent solar battery cell row the i.e. the 2nd are arranged
Battery unit 1022The 1st joint line 21.In addition, with being connected to as the 3rd of the 3rd the top arranged the solar-electricity for arranging the 3rd row
Pool unit 1033Backplate 2b the 2nd joint line 22 be connected and the 3rd joint line 23 that extends laterally from below
Solar battery cell 1034Between start extending laterally, and be connected to and adjacent solar battery cell row the i.e. the 4th arrange
The solar battery cell 10 of the top44The 1st joint lines 21 that are connected of smooth surface electrode 2a.In addition, being connected to the 4th row
Solar battery cell 1044Backplate 2b the 2nd joint line 22 by solar battery panel 100p bottom, utilize
External connection terminals 22T carries out external connection.On the other hand, it is connected to the solar cell of the 4th row as the 1st lower end arranged
Unit 1014Smooth surface electrode 2a the 1st joint line 21 connected using the outside of bottom positioned at solar battery panel 100p
Connecting terminal 21T carries out external connection.
Then, Fig. 1 A-A sections and B-B sections, the solar energy of embodiment 1 are such as shown in Fig. 4 and Fig. 5
Battery panel 100p possesses smooth surface side seal resin 3a and rear side sealing resin 3b, smooth surface side seal resin 3a and the back of the body
Surface side sealing resin 3b be sealed between the 1st glass plate 4a and the 2nd glass plate 4b as connecting wiring joint line 20 and
The sealing resin of solar battery cell 10.That is, smooth surface electrode 2a and backplate 2b are formed at crystal system solar cell
The solar battery cell 10 of substrate 1 and the copper joint line 20 of connection solar battery cell 10 are by smooth surface side seal tree
Fat 3a and rear side sealing resin 3b sealings, this two surface side of smooth surface 10A and back side 10B on the outside of it is by by chemically reinforced glass
The 1st glass plate 4a constituted and the 2nd glass plate 4b coverings.
Solar battery cell 10 includes the monocrystalline silicon substrate of more than thickness 0.16mm and below 0.3mm left and right.In addition, making
To constitute the substrate of solar battery cell 10, monocrystalline silicon substrate is not limited to, except the crystal systems such as polycrystalline silicon substrate can be applied
Outside silicon substrate, additionally it is possible to the compound semiconductor substrate such as application carborundum, GaAs.It is configured in solar battery cell 10
PN junction is internally formed, electrode is set in its smooth surface and the back side, and then antireflection film is set in smooth surface.Solar battery cell
10 size is more than 125mm and below 156mm square or so in the case of crystal system solar cell.
In addition, joint line 20 includes the 1st joint line 21 and the 2nd joint line 22 for carrying out the connection of column direction and enters every trade
3rd joint line 23 of the connection in direction, by the copper cash for the plating solder for implementing more than thickness 0.1mm and below 0.4mm left and right
Constitute.The joint line 20 is engaged by welding with the smooth surface electrode 2a and backplate 2b of solar battery cell 10, is risen
To the effect for the backplate 2b and smooth surface electrode 2a for connecting each solar battery cell 10.
As smooth surface side seal resin 3a, using with translucency, heat resistance, electrical insulating property, flexibility raw material, with
Ethylene vinyl acetate (EVA) is preferred for the thermoplastic synthetic resin material of principal component.As thickness, using 0.3mm with
The material of upper and below 1.0mm lamellar morphology.In addition, as smooth surface side seal resin 3a, in addition to EVA, additionally it is possible to should
To the thermoplastic synthetic resin that polyvinyl butyral resin (PVB) is principal component.
As rear side sealing resin 3b, in the same manner as smooth surface side seal resin 3a, using with translucency, heat-resisting
Property, the raw material of electrical insulating property, flexibility, the thermoplastic synthetic resin material using ethylene vinyl acetate as principal component is preferred
's.As thickness, more than 0.3mm and the material of the lamellar morphology of below 1.0mm left and right are used.It is used as rear side sealing resin
3b, can both use with smooth surface side seal resin 3a identical raw materials, other raw materials can also be used.
Solar battery panel 100p is used for the roofing element that the house of top view is shown in pie graph 6.In addition,
It can take and place the construction of the solar battery panel 10 of embodiment 1 in the top of roofing element.
In the solar battery panel of comparative example, arranged from the 1st solar battery cell for arranging the 1st row to the 2nd row the 2nd
The joint line of solar battery cell extension is formed as tong-like, is included in the horizontal joint line extended laterally, longitudinal joint line and horizontal connects
Head line.It is formed with the 1st joint line, the 2nd joint line played with the 1st joint line and the effect of the 2nd joint line identical.Phase therewith
It is right, according to the solar battery panel 100p of embodiment 1, it is not necessary between the unit of the solar battery panel of comparative example
In the longitudinal joint line of Longitudinal extending.Thereby, it is possible to exclude the resistance loss at longitudinal joint line, and material cost can also drop
It is low.In the solar battery panel of comparative example, horizontal joint line, longitudinal joint line and horizontal joint line are not Construction integrations, but by 3
Root joint line connects and composes crank-like, so there are 2 connecting portions at the two ends of longitudinal joint line, in contrast, in embodiment party
In the solar battery panel of formula 1, longitudinal joint line is eliminated, so that connecting portion, operating efficiency can also be eliminated by also having
Uprise such advantage.
In the solar battery panel 100p of embodiment 1, in solar battery cell 1011With solar battery cell
1012Between, make the 3rd joint line 23 as horizontal joint line from solar battery cell 1011Backplate 2b connections and to
2nd joint line 22 of lower section extension starts elongation, so if this state then connects with being connected to the 1st of smooth surface electrode 2a the
The short circuit of head line 21.Accordingly, it would be desirable to make insulating component 24 between the 1st joint being connected with smooth surface electrode 2a, backplate 2b
Short circuit is prevented between the joint line 22 of line 21 and the 2nd.
In addition, the insulating component can both use the material raw material different from sealing resin, it can also be adjusted, with
Sealing resin is set to enter between the 1st joint line 21 and the 2nd joint line 22, the position to seal nipple line.That is, it can also make close
Envelope resin plays a part of the insulating component.In general, EVA, EVA are used as the encapsulant of solar battery panel
It is sheet before stacking, so the EVA pieces are also configured between the 1st joint line 21 and the 2nd joint line 22 and are laminated, so that
Outward appearance can not be damaged and short circuit is prevented.
As described above, in the solar battery panel of embodiment 1, it is not necessary to be configured at the adjacent sun
The longitudinal joint line in the difference of height portion of energy battery unit row, can exclude the loss at the longitudinal joint line, and can also reduce material
Expect cost.On the other hand, need to be welded at the two ends 2 of conventional trapezoidal or triangular panels longitudinal joint line, but
In the solar battery panel 100p of embodiment 1, angled profile portion is being used as to be constituted to be assemblied in the way of integrally formed
Part the 1st joint line 21 and the 2nd joint line 22 and the 3rd joint line 23 of the solar battery cell that use so that also not
Welding is needed, operating efficiency can be lifted.In addition, the connection of the 1st joint line 21 and the 2nd joint line 22 and the 3rd joint line 23
It can certainly be carried out by welding.Angled profile portion refers to that profile includes the part of oblique line portion.
Embodiment 2.
Fig. 7 is the explanation figure for the solar battery panel for schematically showing embodiment 2.Fig. 8 is seen from light surface side
The figure of the solar battery panel is examined, Fig. 9 is the figure of the solar battery panel from rear side, and Figure 10 is Fig. 7 A-A
Profile, Figure 11 is Fig. 7 B-B profiles.In embodiment 2, also for being readily appreciated that, the solar energy in the top
Battery unit 1011With the solar battery cell 10 of tertial upper end33In, smooth surface electrode 2a the 1st joint will be connected to
Line 21 is recorded with staggering with being connected to backplate 2b the 2nd joint line 22, but in fact, be connected with smooth surface electrode 2a
1 joint line 21 and there is no the deviation of left and right directions between the 2nd joint line 22 of backplate 2b connections.In embodiment 2,
Also in the same manner as embodiment 1, smooth surface electrode 2a, backplate 2b, the 1st joint line 21, the 2nd joint line are in Figure 10 and figure
It is on the books in 11, in Fig. 7 as top view into Fig. 9, smooth surface electrode 2a and backplate 2b be hidden in the 1st and
The lower section of 2nd joint line 21,22 and invisible shape.
It is as shown in Figs. 7-9 in the solar battery panel 100q of embodiment 2, in horizontal stroke since the 2nd joint line 22
To the 3rd joint line 23S of extension in solar battery cell 1011, solar battery cell 1033Light surface side, in solar energy
Extended laterally on cell substrates 1 along ora terminalis.Moreover, the 3rd joint line being connected with the 2nd joint line 22 is in solar cell list
Member 1011, solar battery cell 1033On be disposed in and be connected to the 1st joint line 21 of rear side across solar cell substrate
1 not homonymy is being extended laterally and is being connected to and the top of adjacent solar battery cell row without occurring short circuit
Solar battery cell 1022、1044The 1st joint lines 21 that are connected of smooth surface electrode 2a, only this point is different.
Therefore, Fig. 7 A-A sections and B-B sections, solar cell substrate 1 are such as shown in Figure 10 and Figure 11
The part intersected between the 1st joint line 21 with the 2nd joint line 22, can prevent short circuit.
That is, it is connected to and the 3rd of the top as the 3rd row solar battery cell 10 for arranging the 3rd row33Backplate
The 2nd joint line 22 that 2b is connected and it is connected in the 3rd joint line 23S extended laterally and adjacent solar battery cell is arranged
The solar battery cell 10 of the top of the i.e. the 4th row44The 1st joint lines 21 that are connected of smooth surface electrode 2a.With embodiment party
Formula 1 similarly, 1 solar battery cell 10 is only equipped with the top11, 2 solar battery cells are equipped in the 2nd row
1012、1022, 3 solar battery cells 10 are equipped in the 3rd row13、1023、1033, 4 solar-electricities are equipped in the 4th row
Pool unit 1014、1024、1034、1044.Moreover, towards solar battery panel 100q lower section, passing through each solar battery cell
10 from the 1st joint line 21 of the lateral back side 10B sides of smooth surface 10A, each solar cell from the lateral smooth surfaces of back side 10B
2nd joint line 22 of 10A sides and it is connected with each other in the 3rd joint line 23S extended laterally.As shown in fig. 7, be connected to most
The solar battery cell 10 of upper end11The 2nd joint lines 22 that are connected of backplate 2b and in the 3rd joint line extended laterally
The solar battery cells 10 of 23S thereunder12Side is arranged by the top of solar cell substrate 1 with adjacent solar cell
The solar battery cell 10 of the top of the i.e. the 2nd row22Connection.In addition, being connected to the 3rd row with the top as the 3rd row
The solar battery cell 10 of 3rd row33The 2nd joint lines 22 that are connected of backplate 2b and in the 3rd joint extended laterally
The solar battery cells 10 of line 23S thereunder34Side is connected to and the adjacent sun by the top of solar cell substrate 1
Can the battery unit row i.e. solar battery cell 10 of the top of the 4th row44The 1st joint lines that are connected of smooth surface electrode 2a
21.In addition, the solar battery cell 10 with the 4th row44The 2nd joint line 22 of backplate 2b connections pass through solar cell
Panel 100q lower end, external connection is carried out using external connection terminals 22T.On the other hand, with the of the lower end as the 1st row
The solar battery cell 10 of 4 rows14The 2a connections of smooth surface electrode the 1st joint line 21 using be located at solar battery panel
The external connection terminals 21T of 100q lower end carries out external connection.
As described above, in the solar battery panel 100q of embodiment 2, the sun of the 1st row the top
Can battery unit 1011And the 3rd row the top solar battery cell 1033The 2nd joint line 22 terminate in solar cell base
On plate 1, the lower end of the 2nd joint line 22 is that the region that solar cell substrate 1 is present is connected to horizontal stroke on solar cell substrate 1
To the 3rd joint line 23, not from unit extend.That is, in Fig. 7 and Fig. 8, the lower end of the 2nd joint line 22 is in solar-electricity
The downside of pond substrate 1 is connected to solar cell substrate 1, in fig .9, and the lower end of the 2nd joint line 22 is in solar cell substrate 1
Upside be connected to solar cell substrate 1.Therefore, being situated between the 1st joint line 21 has solar cell substrate 1, so that
Solar cell substrate 1 plays a part of insulating component, so short circuit can be prevented reliably.As for other effects, with reality
The solar battery panel 100p for applying mode 1 is identical, it is not necessary to be configured in the solar battery panel of comparative example adjacent
The longitudinal joint line in the difference of height portion of solar battery cell row.Therefore, it is possible to exclude the loss at the longitudinal joint line, and can also
Enough reduce material cost.In addition, in the solar battery panel 100q of embodiment 2, dress is constituted in integrally formed mode
The 1st joint line 21 and the He of the 2nd joint line 22 assigned in the solar battery cell used in the part as angled profile portion
3rd joint line 23, so as to weld, can lift operating efficiency.
As described above, the 3rd joint line 23S extends on solar battery cell in line direction, it is connected to what is be disposed adjacent
The 1st joint line 21 or the 2nd joint line 22 of solar battery cell row, so can prevent the 1st joint line 21 and the 2nd from connecing
The short circuit of head line 22.
Embodiment 3.
Figure 12 is the figure for the solar battery panel for schematically showing embodiment 3.In the solar-electricity of embodiment 2
In the panel of pond, the solar battery cell of each row is set to arrange in alignment, but in the solar battery panel 100s of embodiment 3
In, the solar battery cell of the 2nd row and the 4th row upper end is configured to the top of a quarter spacing or so, by the 3rd joint
Line 23S is disposed on solar cell substrate 1.Here, 1 spacing refers to row center to the row center of solar battery cell
Distance.In addition, by the way that the solar battery cell of the 2nd row and the 4th row lower end is disposed in into the upper of a quarter spacing or so
Side, makes the lower end of the 2nd joint line 22 extended downwards also shorten or be disposed on solar cell substrate 1.Other structures
It is identical with embodiment 2, so in this description will be omitted.
By said structure, the reduction of length of arrangement wire can be sought.
In addition it is also possible to by the way that the solar battery cell of the 2nd row and the 4th row lower end is disposed in into a quarter spacing
The top of left and right, so that the lower end of the 2nd joint line 22 extended downwards is adapted to directly export to composition solar cell
The outside of the solar cell substrate 1 of unit.
In addition, in embodiment 1 to 3, the solar battery panel of trapezoidal shape is illustrated, but be not limited to ladder
There is angled profile portion to be the solar battery panel in profile with oblique line portion for shape or triangle etc., be used as solar cell
Panel, additionally it is possible to applied to square or rectangle and only solar battery cell is not identical quantity and owed in each row
The situation of scarce structure.For example, in the case of the solar battery panel of roofing element dual-purpose type, in the day for needing daylighting
In the case of window, in the case where making and not arranging the structure of solar battery cell in the region equivalent to skylight, Neng Gouying
With the solar battery panel of above-mentioned embodiment 1 to 3.In addition, the solar battery cell shortcoming on solar battery panel
Portion is not limited to end, can also be in the midway for arranging or going.In this case, the 3rd joint line is connection joint line, no
It is limited to extending laterally, and can suitably changes prolonging direction.
In addition, in embodiment 1 to 3, the 1st electrode is set into smooth surface electrode, the 2nd electrode is set to backplate,
But not limited to this, can also be set to backplate by the 1st electrode, the 2nd electrode is set into smooth surface electrode.In addition, this embodiment party
The back side that the structure of formula 1 to 3 can also apply in solar battery cell is formed with the so-called of the 1st electrode and the 2nd electrode
The back side take out the solar battery cell of construction, but need the insulator for more reliably making insulating properties high between the 1st joint
The cross part of the joint line 22 of line 21 and the 2nd and the 3rd joint line.
In addition, in embodiment 1 to 3, the solar battery panel of double-sided glass type is illustrated, but can
Applied to various solar battery panels such as the solar battery panels using notacoria.
Several embodiments of the invention is illustrated, but these embodiments are proposed as an example, not
It is intended to limit the scope of invention.These novel embodiments can be implemented in other various modes, not depart from the master of invention
In the range of purport, various omissions, displacement can be carried out or changed.These embodiments, its deformation be included in invention scope,
In purport, and it is included in invention and its equivalent scope described in claims.
Claims (5)
1. a kind of solar battery panel, it is characterised in that possess：
Solar battery cell, with the different part of the line number between row, is arranged with multiple lines and multiple rows and connected；And
Between joint line, the connection solar battery cell,
The one-element group of each row including the solar battery cell by the 1st joint line and the 2nd joint line be attached,
1st joint line connects the 1st electrode and the sun of rear a line of in the solar battery cell, solar battery cell
2nd electrode of energy battery unit, the 2nd joint line connects the 2nd electrode of the solar battery cell and the sun of previous row
1st electrode of energy battery unit,
In the solar battery cell positioned at the upper end for constituting the solar battery cell respectively arranged with being located at adjacent column
Upper end solar battery cell between, exist due to the part of difference of height caused by the difference of element number, positioned at upper end
The 2nd joint line of the solar battery cell of the upper end of higher row is exported to lower section, passes through what is formed in line direction
3rd joint line is connected to the upper end of the 1st joint line of adjacent rows.
2. solar battery panel according to claim 1, it is characterised in that
The solar battery cell for constituting the one-element group respectively arranged possesses：
1st glass plate, is disposed in the light surface side of the solar battery cell；
2nd glass plate, is disposed in the rear side opposed with the light surface side of the solar battery cell；And
Sealing resin, between the 1st glass plate and the 2nd glass plate, seal the 1st joint line to the 3rd joint line and
Solar battery cell.
3. the solar battery panel according to claims 1 or 2, it is characterised in that
Make insulating trip between the 1st joint line and the described 2nd of the lower section for the solar battery cell for exporting to the upper end
Between joint line.
4. the solar battery panel according to claims 1 or 2, it is characterised in that
3rd joint line extends on the solar battery cell in line direction, and is connected to the solar energy being disposed adjacent
The 1st joint line and the 2nd joint line of battery unit row.
5. the solar battery panel according to any one of Claims 1-4, it is characterised in that
Profile has oblique line portion.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2015/055048 WO2016135827A1 (en) | 2015-02-23 | 2015-02-23 | Solar battery panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107155376A true CN107155376A (en) | 2017-09-12 |
| CN107155376B CN107155376B (en) | 2019-11-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580070160.6A Expired - Fee Related CN107155376B (en) | 2015-02-23 | 2015-02-23 | Solar battery panel |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6289725B2 (en) |
| CN (1) | CN107155376B (en) |
| WO (1) | WO2016135827A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019044580A1 (en) * | 2017-08-31 | 2019-03-07 | 京セラ株式会社 | Solar cell device and solar cell array |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000204733A (en) * | 1999-01-08 | 2000-07-25 | Showa Shell Sekiyu Kk | Roof integrated solar battery array |
| JP2007157980A (en) * | 2005-12-05 | 2007-06-21 | Toyota Motor Corp | Solar battery module |
| JP2013206967A (en) * | 2012-03-27 | 2013-10-07 | Mitsubishi Electric Corp | Solar battery module |
| CN103572905A (en) * | 2012-08-10 | 2014-02-12 | 苏州快可光伏电子股份有限公司 | PV (photovoltaic) system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56158486A (en) * | 1980-05-12 | 1981-12-07 | Hitachi Ltd | High-power solar-light electric power generating device |
| JP3349318B2 (en) * | 1995-11-27 | 2002-11-25 | 三洋電機株式会社 | Solar cell module |
| JP3609572B2 (en) * | 1997-03-12 | 2005-01-12 | 三洋電機株式会社 | Method for manufacturing solar cell module |
| JP4518973B2 (en) * | 2005-02-16 | 2010-08-04 | シャープ株式会社 | Solar cell and method for manufacturing the same |
| US20080271774A1 (en) * | 2007-05-01 | 2008-11-06 | Kalkanoglu Husnu M | Photovoltaic Roofing Wiring Array, Photovoltaic Roofing Wiring System and Roofs Using Them |
| JP2011071214A (en) * | 2009-09-24 | 2011-04-07 | Kaneka Corp | Solar cell module |
| US8572836B2 (en) * | 2010-04-19 | 2013-11-05 | Sunpower Corporation | Method of manufacturing a large-area segmented photovoltaic module |
| US9634606B2 (en) * | 2011-11-30 | 2017-04-25 | Beijing Apollo Ding Rong Solar Technology Co., Ltd. | Offset building integrable photovoltaic structures and assemblies having multi-conductor return lines |
-
2015
- 2015-02-23 WO PCT/JP2015/055048 patent/WO2016135827A1/en active Application Filing
- 2015-02-23 JP JP2017501578A patent/JP6289725B2/en not_active Expired - Fee Related
- 2015-02-23 CN CN201580070160.6A patent/CN107155376B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000204733A (en) * | 1999-01-08 | 2000-07-25 | Showa Shell Sekiyu Kk | Roof integrated solar battery array |
| JP2007157980A (en) * | 2005-12-05 | 2007-06-21 | Toyota Motor Corp | Solar battery module |
| JP2013206967A (en) * | 2012-03-27 | 2013-10-07 | Mitsubishi Electric Corp | Solar battery module |
| CN103572905A (en) * | 2012-08-10 | 2014-02-12 | 苏州快可光伏电子股份有限公司 | PV (photovoltaic) system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107155376B (en) | 2019-11-15 |
| WO2016135827A1 (en) | 2016-09-01 |
| JP6289725B2 (en) | 2018-03-07 |
| JPWO2016135827A1 (en) | 2017-06-08 |
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