CN102117854B - Silicon-based thin film solar module and method for power station - Google Patents
Silicon-based thin film solar module and method for power station Download PDFInfo
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- CN102117854B CN102117854B CN201110021808A CN201110021808A CN102117854B CN 102117854 B CN102117854 B CN 102117854B CN 201110021808 A CN201110021808 A CN 201110021808A CN 201110021808 A CN201110021808 A CN 201110021808A CN 102117854 B CN102117854 B CN 102117854B
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- elastomeric element
- frame
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- film solar
- solar cell
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 35
- 239000010703 silicon Substances 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title abstract description 7
- 239000010409 thin film Substances 0.000 title abstract description 7
- 239000000565 sealant Substances 0.000 claims abstract description 42
- 210000004027 cell Anatomy 0.000 claims description 74
- 239000012530 fluid Substances 0.000 claims description 39
- 239000002390 adhesive tape Substances 0.000 claims description 26
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000000741 silica gel Substances 0.000 claims description 12
- 229910002027 silica gel Inorganic materials 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 18
- 239000010408 film Substances 0.000 description 17
- 229910021417 amorphous silicon Inorganic materials 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000005341 toughened glass Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000005340 laminated glass Substances 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005779 cell damage Effects 0.000 description 1
- 208000037887 cell injury Diseases 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- 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
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- Photovoltaic Devices (AREA)
Abstract
The invention relates to a silicon-based thin film solar module and a method for a power station, belonging to the technical field of solar cells. The silicon-based thin film solar module comprises a solar cell array, an inverter, a charge controller and an electrode outgoing line, wherein the solar cell array is composed of a plurality of cell modules connected in series and/or in parallel; each cell module is composed of a silicon-based thin film solar cell, an elastic part and a frame which are packaged to one body; the elastic part is arranged in the frame of the cell module; the edge of the frame is coated by the end of the side wall of the elastic part; an electrode bus line of the solar cell array is connected with the charge controller; and the power is output through the inverter. By means of the silicon-based thin film solar module and the method, the quantity of the silicon-based thin film solar photovoltaic modules damaged by the solar cell can be decreased; the cracked problem of the solar cell can be solved; and in the meantime, sealant can be prevented form being overflowed from the edge when the sealant is filled at the edge.
Description
Technical field
The present invention relates to a kind of silicon-based film solar photovoltaic module and manufacturing approach thereof that is used for the power station, belong to technical field of solar batteries.
Background technology
At present; The silicon-based film solar photovoltaic module is used in the power station; Usually adopt the solar photovoltaic assembly of the band edge frame of glass packaging, but this photovoltaic module is edge-protected as if not carrying out, all can exists because frame causes the possibility of damage to the direct contact at battery encapsulating glass edge; As under the environment of high temperature or low temperature; Because slot reservation is improper between frame and glass, glass and frame temperature influence have the elongation of certain degree or shrink, and cause frame to act on glass edge glass is caused damage; Perhaps glass edge is if defectiveness causes the phenomenon of the cracking of glass; Therefore the safeguard procedures at edge are extremely important to the quality assurance of solar photovoltaic assembly, generally speaking, encapsulating and the method that adds elastic adhesive tape mainly adopted in the protection at edge; Like patent No. 200920210827.X " a kind of solar module border structure " but a kind of frame of filling with sealant is just disclosed, but the structure of this direct encapsulating still exist receive the external force effect that glass edge and frame are come in contact and cause broken maybe.
Summary of the invention
To the deficiency of prior art, the present invention provides a kind of silicon-based film solar photovoltaic module power station, that can reduce solar cell damage that is used for, and solves the broken problem of solar cell, avoids fluid sealant to overflow from edge during encapsulating on the edge of simultaneously.
In order to realize above task; The technical scheme that the present invention adopts is: a kind of silicon-based film solar cells assembly that is used for the power station; Comprise solar battery array, inverter, charge controller and electrode outlet line, solar battery array is to be made up of a plurality of battery component strings and/or parallel connection, and battery component is to be packaged into one by silicon-based film solar cells and elastomeric element, frame to constitute; Elastomeric element is installed in the frame of battery component; The end of its sidewall coats the edge of frame, and the electrode converging line of solar battery array is connected with charge controller, through inverter output power supply.
Elastomeric element is down "; The periphery of silicon-based film solar cells is sealed in the open slot of elastomeric element; Elastomeric element and silicon film solar batteries, frame are provided with the gap that holds fluid sealant each other; And the madial wall of elastomeric element is provided with boss, and this boss and silicon film solar batteries are adjacent to sealing.
The elastomeric element bottom also is provided with arc groove, in this groove fluid sealant is arranged, and elastomeric element is the elastic adhesive tape of being processed by the thermoplastic rubber material.
The present invention also provides a kind of manufacturing approach of silicon-based film solar cells assembly; Apply fluid sealant at the solar cell periphery; The edge of the solar cell that is coated with fluid sealant is inserted in the open slot of the elastomeric element of falling the ", and the madial wall and the solar cell surface of elastomeric element are adjacent to sealing; Solar cell and elastomeric element be installed in to irritate to be had in the frame of fluid sealant; The end of elastomeric element sidewall coats the edge of frame; Fluid sealant is covered with the inner surface of frame and the outer surface of elastomeric element, solar cell and elastomeric element, frame is close to be sealed to one; Draw the positive and negative electrode that part is drawn solar cell by electrode.
The madial wall of elastomeric element is provided with the boss that prevents that fluid sealant from overflowing, and this boss and solar cell are adjacent to sealing.Elastomeric element is the elastic adhesive tape of being processed by the thermoplastic rubber material, and its bottom is provided with the arc groove that holds fluid sealant.
The fluid sealant that the present invention adopts is a silica gel, and frame is to be processed by aluminium alloy extrusions.
Good effect of the present invention is to adopt the elastomeric element of falling the " to encase solar battery edge, and the madial wall of elastomeric element is provided with boss, can reduce solar cell and contact with the direct rigidity of frame, prevents that effectively solar cell is impaired; And the side end of elastomeric element is coated on the edge of frame; Realized elastomeric element and frame interference fit gradually; When encapsulating, can effectively block the excessive of fluid sealant between frame and the adhesive tape, adopt arcuate structure, increase the space that holds glue in the adhesive tape bottom; Effectively avoid the fluid sealant between adhesive tape and the solar energy glass excessive, thereby further guarantee the power generation performance of power station with solar module.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the explosive view of silicon-based film solar cells assembly.
Fig. 3 is the cutaway view of Fig. 1.
Fig. 4 is the sketch map of parts 3 elastomeric elements among Fig. 1.
Fig. 5 is the sketch map of parts 1 frame among Fig. 1.
Among Fig. 1 to Fig. 5: 1 is frame, and 2 is fluid sealant, and 3 is elastomeric element, and 4 is solar cell, and 5 is terminal box, and 6 is the angle sign indicating number.
Below in conjunction with accompanying drawing the present invention is done detailed explanation: the silicon-based film solar cells assembly that is used for the power station; Comprise solar battery array, inverter, charge controller and electrode outlet line; Solar battery array is to be made up of a plurality of battery component connection in series-parallel; Battery component is to be packaged into one by silicon-based film solar cells and elastomeric element, frame to constitute, and elastomeric element is installed in the frame of battery component, and the end of its sidewall coats the edge of frame; The electrode converging line of solar battery array is connected with charge controller, through inverter output power supply.In order to prevent that the impaired and fluid sealant of solar cell from overflowing from the surface of solar cell, the madial wall of elastomeric element is provided with boss, fits tightly with solar cell, can reduce solar cell surface and contact with the direct rigidity of frame; Between elastomeric element and the solar cell fluid sealant is arranged, further reduce the rigidity contact of frame, guaranteed the sealing and the reliability of entire cell assembly solar battery edge.
Embodiment
Embodiment 1: solar cell 4 is an amorphous silicon thin-film solar doubling glass assembly; Adopt 3.2mm amorphous silicon battery+0.6EVA+3mm half tempered glass glass sandwich glass; Specification is 707 * 1640 * 6.8mm, and the mutual connection in series-parallel of polylith battery component constitutes the power station and uses solar battery array, and battery component is to be packaged into one by silicon-based film solar cells and elastomeric element, frame to constitute; Elastomeric element is installed in the frame of battery component; The end of its sidewall coats the edge of frame, and the electrode converging line of solar battery array is connected with charge controller, through inverter output power supply.The elastic adhesive tape 3 that elastomeric element in the battery component frame is processed for the thermoplastic rubber material; The boss 3-5 thickness of elastic adhesive tape 3 is 1.5mm, and the back thin 3-6 of the portion thickness of elastic adhesive tape 3 sidewalls is 1mm, and fluid sealant 2 is a silica gel; Frame 1 is an aluminum alloy frame, and the groove width of frame is 10.4mm.
The side of elastic adhesive tape 3 is coated on the edge of frame 1; Arc groove 3-3 is adopted in elastic adhesive tape 3 bottoms, and this arc groove 3-3 is that fluid sealant 2 provides bigger space 3-2, makes fluid sealant 2 be evenly distributed in solar cell 4 edges; Also be covered with simultaneously inner surface at elastic adhesive tape 3; Increase the contact area of fluid sealant 2 and solar cell 4 bond areas and elastic adhesive tape 3 inner surfaces, increase the active force between them, the arcuate structure 3-4 of elastic adhesive tape 3 is along with the degree of depth that elastic adhesive tape 3 gets into frames 1 increases; The arcuate structure 3-4 of elastic adhesive tape 3 can progressively realize elastic adhesive tape 3 and frame 1 interference fit; Make the boss and the solar cell 4 of elastic adhesive tape 3 be adjacent to, prevent that the fluid sealant in the 3-2 of space from overflowing from the surface of solar cell 4, the boss of elastic adhesive tape 3 can also cushion some suffered impacts of solar cell 4 simultaneously; Also can cushion some dynamic loads and dead load; Reduce solar cell 4 surfaces and contact with frame 1 direct rigidity, the fluid sealant 2 between elastic adhesive tape 3 and the solar cell 4 can be contained in the gap between elastic adhesive tape 3 and the solar cell, reduces the rigidity contact of 1 pair of solar cell 4 square edge of frame; Also can isolate simultaneously frame 1 and solar cell 4; Make whole assembly reduce the injury on 1 pair of solar cell 4 edge of frame and surface, between the outer surface of elastic adhesive tape 3 and frame 1, fill fluid sealant 2 again, guaranteed the sealing and the reliability of whole modular construction.
Embodiment 2: the power station with the manufacture method of silicon-based film solar cells assembly is: apply fluid sealant at the solar cell periphery; The edge of the solar cell that is coated with fluid sealant is inserted in the open slot of the elastomeric element of falling the ", and the madial wall and the solar cell surface of elastomeric element are adjacent to sealing; Solar cell and elastomeric element be installed in to irritate to be had in the frame of fluid sealant; The end of elastomeric element sidewall coats the edge of frame; Fluid sealant is covered with the inner surface of frame and the outer surface of elastomeric element, solar cell and elastomeric element, frame is close to be sealed to one; Draw the positive and negative electrode that part is drawn solar cell by electrode.
Specifically: earlier solar cell 4 is seated on the platform, the cleaning solar battery edge scribbles an amount of silica gel 2 equably in the edge of solar cell 4; Again elastomeric element 3 is enclosed within the edge of solar cell 4; And with hand to elastomeric element 3 extruding gently; Make the silica gel 2 between elastomeric element 3 and the solar cell 4 fully be covered with space 3-2, make silica gel 2 the contacting of maximum area ground and elastomeric element 3 inner surfaces and glass edge outer surface in the 3-2 of space, reach the purpose of sealed solar ability battery; And for whole assembly construction bonds power is provided, improves the sealing and the reliability of assembly; The open slot 1-1 of frame 1 pours into an amount of silica gel 2, inserts the angle sign indicating number 6 of square simultaneously at the enclosed slot 1-2 place of two frames 1; With accomplishing fluently four edges that silica gel and the frame 1 that installs angle sign indicating number 6 are installed in solar cell 4; Beat four edges frame 1 gently with wooden mallet simultaneously, the silica gel between frame 1 and the elastomeric element 3 is covered with at the inner surface of frame 1 and the outer surface of elastomeric element 3, firmly compression assemblies frame 1; Make elastomeric element 3 adjust to correct position; Again assembly is put into frame loader, apply suitable power at the edge of frame 1, frame loader is with 6 lockings of the angle sign indicating number among the frame 1-2; After frame 1 installs, load onto battery case 5 at rear surface of solar cell again.
Embodiment 3: present embodiment solar cell 4 is 3mm toughened glass+0.6mmEVA+0.52 polysilicon solar cell+0.6mmEVA+2mmPET; Glass is laminated glass, and specification is that 707 * 1640 * 6.72mm elastic adhesive tape 3 is the thermoplastic rubber material, and boss 3-5 thickness is 1.5mm; The thin 3-6 of the portion thickness in back is 1mm; Fluid sealant 2 is a silica gel, and frame 1 is an aluminum alloy frame, and groove width is 10.4mm.That be made up of the parallel connection of silicon-based film solar cells component string or solar energy photovoltaic array is as autonomous power supply system, and generating output DC source to charge in batteries, through inversion output AC electricity, supplies indoor electricity consumption to controller.
Embodiment 4: present embodiment solar cell 4 is 4mm toughened glass+0.6mmEVA+0.52 polysilicon solar cell+0.6mmEVA+1PET; Glass is laminated glass, and specification is that 707 * 1640 * 6.72mm elastic adhesive tape 3 is the thermoplastic rubber material, and boss 3-5 thickness is 1.5mm; The thin 3-6 of the portion thickness in back is 1mm; Fluid sealant 2 is a silica gel, and frame 1 is an aluminum alloy frame, and groove width is 10.4mm.That be made up of the parallel connection of silicon-based film solar cells component string or solar energy photovoltaic array is as autonomous power supply system, and to charge in batteries, through inversion output AC electricity, generating is connected to the grid to controller in generating output DC source.
Technical scheme of the present invention is not limited to the foregoing description; In the ken that those of ordinary skills possessed; Can also under the prerequisite that does not break away from aim of the present invention, make various variations; From all distortion that content disclosed by the invention directly derives or associates, all should think protection scope of the present invention.
Claims (7)
1. silicon-based film solar cells assembly that is used for the power station; Comprise solar battery array, inverter, charge controller and electrode outlet line; The electrode converging line of solar battery array is connected with charge controller, through inverter output power supply, it is characterized in that solar battery array is to be made up of a plurality of battery component connection in series-parallel; Battery component is to be packaged into one by silicon-based film solar cells and elastomeric element, frame to constitute; Elastomeric element is installed in the frame of battery component, and the end of its sidewall coats the edge of frame, and elastomeric element and silicon film solar batteries, frame are provided with the gap that holds fluid sealant each other; The madial wall of said elastomeric element is provided with boss, and this boss and silicon film solar batteries are adjacent to sealing.
2. the silicon-based film solar cells assembly that is used for the power station as claimed in claim 1 is characterized in that said elastomeric element is down ", and the periphery of silicon-based film solar cells is sealed in the open slot of elastomeric element.
3. the silicon-based film solar cells assembly that is used for the power station as claimed in claim 2 is characterized in that the bottom of said elastomeric element is provided with arc groove, in this groove fluid sealant is arranged.
4. the manufacturing approach of a silicon-based film solar cells assembly applies fluid sealant at the solar cell periphery, it is characterized in that
The edge of the solar cell that is coated with fluid sealant is inserted in the open slot of the elastomeric element of falling the ", and the madial wall and the solar cell surface of elastomeric element are adjacent to sealing;
Solar cell and elastomeric element be installed in to irritate to be had in the frame of fluid sealant; The end of elastomeric element sidewall coats the edge of frame; Fluid sealant is covered with the inner surface of frame and the outer surface of elastomeric element, solar cell and elastomeric element, frame are close to be sealed to one, and elastomeric element and silicon film solar batteries, frame is provided with the gap that holds fluid sealant each other; The madial wall of elastomeric element is provided with the boss that prevents that fluid sealant from overflowing, and this boss and solar cell are adjacent to sealing;
Draw the positive and negative electrode that part is drawn solar cell by electrode.
5. the manufacturing approach of silicon-based film solar cells assembly as claimed in claim 4 is characterized in that the bottom of said elastomeric element is provided with the arc groove that holds fluid sealant.
6. the manufacturing approach of silicon-based film solar cells assembly as claimed in claim 4 is characterized in that said elastomeric element is the elastic adhesive tape of being processed by the thermoplastic rubber material.
7. the manufacturing approach of silicon-based film solar cells assembly as claimed in claim 4 is characterized in that said fluid sealant is a silica gel, and frame is to be processed by aluminium alloy extrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110021808A CN102117854B (en) | 2011-01-19 | 2011-01-19 | Silicon-based thin film solar module and method for power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110021808A CN102117854B (en) | 2011-01-19 | 2011-01-19 | Silicon-based thin film solar module and method for power station |
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| Publication Number | Publication Date |
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| CN102117854A CN102117854A (en) | 2011-07-06 |
| CN102117854B true CN102117854B (en) | 2012-09-05 |
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| CN201110021808A Expired - Fee Related CN102117854B (en) | 2011-01-19 | 2011-01-19 | Silicon-based thin film solar module and method for power station |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103367196B (en) * | 2012-03-28 | 2016-09-07 | 中电电气(上海)太阳能科技有限公司 | A kind of solar photovoltaic assembly cleans buffer unit |
| CN108512508B (en) * | 2012-06-04 | 2020-12-01 | 夏普株式会社 | Solar cell module |
| CN106230367B (en) * | 2016-09-20 | 2018-01-12 | 苏州泽海电子塑胶有限公司 | Thin-film solar cell panel peripheral frame |
| CN110557086B (en) * | 2019-10-16 | 2023-03-10 | 正信光电科技股份有限公司 | Aluminum frame for solar photovoltaic module |
| CN113764717A (en) * | 2021-09-01 | 2021-12-07 | 天津市捷威动力工业有限公司 | Method for improving durability of soft package battery, soft package battery and vehicle |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101699749A (en) * | 2009-10-29 | 2010-04-28 | 江苏金敏能源股份有限公司 | Off-grid small-sized solar power plant system and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6444071A (en) * | 1987-08-12 | 1989-02-16 | Fuji Electric Co Ltd | Solar battery module |
| JP2009267034A (en) * | 2008-04-24 | 2009-11-12 | Kaneka Corp | Thin-film solar battery module, production method and installation method thereof |
| JP4959782B2 (en) * | 2009-12-25 | 2012-06-27 | 三菱重工業株式会社 | Solar panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101699749A (en) * | 2009-10-29 | 2010-04-28 | 江苏金敏能源股份有限公司 | Off-grid small-sized solar power plant system and control method thereof |
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| JP昭64-44071A 1989.02.16 |
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