CN101866962A - BIPV (Building Integrated Photovoltaics) solar module and manufacture method thereof - Google Patents
BIPV (Building Integrated Photovoltaics) solar module and manufacture method thereof Download PDFInfo
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- CN101866962A CN101866962A CN201010206853A CN201010206853A CN101866962A CN 101866962 A CN101866962 A CN 101866962A CN 201010206853 A CN201010206853 A CN 201010206853A CN 201010206853 A CN201010206853 A CN 201010206853A CN 101866962 A CN101866962 A CN 101866962A
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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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
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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
- 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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Abstract
The invention belongs to the field of photoelectricity and building materials, in particular to a BIPV (Building Integrated Photovoltaics) solar module and a manufacture method thereof. The BIPV solar module comprises glaze super white tempered glass, a plurality of tiled, arrayed and connected double-side crystalline silicon solar cells and ordinary glaze tempered glass which are sequentially arranged from top to bottom, wherein the double-side crystalline silicon solar cells are packaged between the glaze super white tempered glass and the ordinary glaze tempered glass by adopting a PVB (Polyvinyl Butyral) adhesive film, and all groups of double-side crystalline silicon solar cells are connected through solar curtain junction box strings. In the BIPV solar module and the manufacture method thereof, both sides of the BIPV solar module can accept sunlight, thereby the generating power of a system is indirectly improved, and meanwhile, the method has simple process and low improved cost and can avoid adverse phenomena of bubbles, displacement, cracks, atomization, and the like. The BIPV solar module can be applied to building guardrails comprising curtains, roofs, car roofs, road sound insulation guardrails, and the like and realizes BIPV.
Description
Technical field
The invention belongs to photoelectricity and building materials field, relate in particular to a kind of BIPV solar module and preparation method thereof.
Background technology
Along with society and rapid development of economy, the needs of the energy increase day by day.Day by day the exhaustion of fossil energy and the pollution that causes to biological environment, society and economic sustainable development in serious threat.Therefore, pressing for the employing regenerative resource substitutes.Solar energy has worldwide obtained paying close attention to widely as a kind of inexhaustible, nexhaustible green regenerative energy sources.
(Building Integrated Photovoltaic BIPV), is exactly with the part of photovoltaic module as building, brings into play its electricity generate function simultaneously in BIPV.Because photovoltaic generating module combines not outer ground and the space of occupying volume with building, be the best mounting means of photovoltaic generating system extensive use in the city.And the BIPV solar module is exactly as a kind of construction material, can integratedly be applied in the building structure such as curtain wall, daylighting roof, bicycle shed top, road sound insulation guardrail, has generating, sound insulation, Wind-Pressure Resistance, characteristic such as high temperature resistant and attractive in appearance.
Chinese patent prospectus CN101478010A discloses a kind of double side photovoltaic battery wall component and preparation method thereof, this photovoltaic module comprises following structure: upper strata glass, bottom glass and solar battery sheet, adopt EVA to be sealing adhesive between upper strata glass, bottom glass and the double-sided solar battery sheet, adopt two glass structures, excellent in cushion effect, but the adsorption strength of EVA interlayer and glass is lower, do not reach building safety glass code requirement, and easily aging, xanthochromia influences architectural appearance.
Common PVB (polyvinyl butyral resin) glued membrane is commonly used for the composite bed encapsulating material of building folder film glass, ageing resistace and laminated bonding performance are strong, but transmitance is low than the EVA glued membrane, thereby and adopts the autoclave lamination method that glass and PVB are carried out pressurized, heated usually and make the folder film glass.Photovoltaic module factory laminating apparatus all adopts conventional one-step method vacuum laminator at present, and common lamination technology is easy to generate bad phenomenon such as bubble, displacement.And the most of pedion (pedia) silicon solar cell that adopts of BIPV photovoltaic module can not well mate vertical-type building structure such as being applicable to curtain wall, road guard.At present domesticly do not see that photovoltaic module producer utilizes the PVB glued membrane encapsulate report of two-sided crystal-silicon solar cell making BIPV solar module on the common lamination machine.
Summary of the invention
Deficiency at prior art and technology, the invention provides a kind of BIPV solar module and preparation method thereof, it is two-sided all can accept sunlight, increased system's generated output indirectly, its technology is simple simultaneously, the improvement cost is low, can effectively solve bad phenomenon such as bubble, displacement, cracked, atomizing.
For achieving the above object, the technical solution adopted in the present invention is:
A kind of BIPV solar module, comprise the light face ultrawhite toughened glass of from top to bottom installing successively, two-sided crystalline silicon solar cell piece, the normal optical face toughened glass that several tiling arrangements connect, and two-sided crystalline silicon solar cell piece adopts the PVB glued membrane to be encapsulated between light face ultrawhite toughened glass and the normal optical face toughened glass, is connected by solar energy curtain wall terminal box string between every group of two-sided crystalline silicon solar cell piece.Specifically, connect with interconnector between each two-sided crystalline silicon solar cell piece, be connected to solar energy curtain wall terminal box with busbar between every group of two-sided crystalline silicon solar cell piece string.Wherein, light face ultrawhite toughened glass mechanical structure is strong, and the transmitance height can reduce ultraviolet radiation effectively; Normal optical face toughened glass, structural safety and can save cost; The PVB glued membrane, good characteristic such as it has the visible light transmissivity height, bonding glass power is strong, mechanical strength is high, uvioresistant, heat-resisting, cold-resistant, moisture-proof has better ageing-resistant performance and longer useful life than EVA; Two-sided crystalline silicon solar cell piece, its tow sides can be accepted radiation, and when sunlight direct projection one side, one side absorbs and diffuses in addition; Solar energy curtain wall terminal box, its structure is small and exquisite, can perfection be bonded in the assembly upside, can reach attractive in appearance and protective effect in aluminium frame or the building keel structure by being hidden in.
The visible light transmissivity of described PVB glued membrane 〉=89%.This PVB glued membrane is Jia Shi good fortune (TROSIFOL) brand product under the speciality chemical house flag of Kuraray Europe.This PVB glued membrane has than routine building with PVB glued membrane better visible light transmissive performance, and the energy loss in the time of can reducing sunlight effectively and pass this rete improves the solar module generated output.
A kind of manufacture method of BIPV solar module comprises the steps: that the two-sided crystalline silicon solar cell piece detection of monolithic, the weldering of two-sided crystalline silicon solar cell piece list and series welding, the composing of assembly lamination, composing check, lamination, cut edge, semi-finished product detect, install terminal box, cleaning, dielectric voltage withstand test, electric performance test, visual inspection, packing warehouse-in.
Wherein, in the operation that the two-sided crystalline silicon solar cell piece of described monolithic detects, the front and back of the two-sided crystalline silicon solar cell piece of monolithic is all carried out the constant temperature electric performance test, its tester temperature is controlled at 25 ± 1 ℃.Can carry out accurate stepping to two-sided crystalline silicon solar cell piece like this, the assembly that conspires to create with the assurance group can obtain maximum generation power, avoids the power loss of connecting.
In the operation of described two-sided crystalline silicon solar cell piece list weldering and series welding, each two-sided crystalline silicon solar cell piece series welding spacing is controlled at 10～15mm.So both can have enough lighting space, and also can prevent to cause interconnector to shrink displacement because of spacing is excessive.
Described assembly lamination composing operation is carried out on the work top of laminating machine, its composing is at light face ultrawhite toughened glass upper berth one deck PVB glued membrane in proper order, place the two-sided crystalline silicon solar cell piece that series welding is set type and finished then, then repave last layer PVB glued membrane, each pad of corner location pastes one and is of a size of the thick PVB glued membrane clout of 0.5～1mm around assembly again, covers a slice normal optical face toughened glass at last.(detailed says wherein to fill up subsides PVB glued membrane clout around laminated compenent in the interlayer of corner, be that pad pastes the PVB glued membrane that has solidified in the corner interlayer all around between light face ultrawhite toughened glass and normal optical face toughened glass), both having helped lamination vacuumizes, prevent that bubble phenomenon from appearring in assembly, also can prevent simultaneously because of the excessive battery sheet that causes of normal optical face toughened glass weight of bottom surface cracked.
In the described lamination operation, the laminating temperature of setting is 140 ℃, and the pumpdown time is 780～800 seconds, and the lamination time is 600～650 seconds, the lamination vacuum pressure is-24～-26Kpa.
After described lamination operation is finished, fast assembly is placed on the support, utilizes wind speed to reduce to room temperature rapidly again greater than the electric fan of 5m/s.Can solve the atomizating phenomenon that occurs in the conventional PVB glued membrane package assembling so effectively, make that the assembly transparency and aesthetic property are good.
Described electric performance test operation will be at air quality AM1.5,25 ℃ of ambient temperatures, light intensity 1000W/m
2Test condition under, utilize the solar module tester respectively the front and back of assembly to be carried out electrical property and measure, the record identification line data of going forward side by side files respectively.Can carry out Performance Detection and power stepping effectively to novel B IPV solar module like this.
For improving the rate of finished products of this BIPV solar module, the manufacture method of BIPV solar module of the present invention, it further limits feature and comprises following content:
In the operation of described two-sided crystalline silicon solar cell piece list weldering and series welding, each two-sided crystalline silicon solar cell piece series welding spacing is controlled at 11～14mm;
Described assembly lamination composing operation is carried out on the work top of laminating machine, its composing is at light face ultrawhite toughened glass upper berth one deck PVB glued membrane in proper order, place the two-sided crystalline silicon solar cell piece that series welding is set type and finished then, then repave last layer PVB glued membrane, each pad of corner location pastes one and is of a size of the thick PVB glued membrane clout of 0.51～0.76mm around assembly again, covers a slice normal optical face toughened glass at last;
In the described lamination operation, the laminating temperature of setting is 140 ℃, and the pumpdown time is 780～790 seconds, and the lamination time is 620～640 seconds, the lamination vacuum pressure is-24～-26Kpa.
As further limiting again of such scheme, in the operation of described two-sided crystalline silicon solar cell piece list weldering and series welding, each two-sided crystalline silicon solar cell piece series welding spacing is controlled at 12mm;
Described assembly lamination composing operation is carried out on the work top of laminating machine, its composing is at light face ultrawhite toughened glass upper berth one deck PVB glued membrane in proper order, place the two-sided crystalline silicon solar cell piece that series welding is set type and finished then, then repave last layer PVB glued membrane, each pad of corner location pastes one and is of a size of the thick PVB glued membrane clout of 0.6mm around assembly again, covers a slice normal optical face toughened glass at last;
In the described lamination operation, the laminating temperature of setting is 140 ℃, and the pumpdown time is 785 seconds, and the lamination time is 630 seconds, and the lamination vacuum pressure is-24Kpa;
After described lamination operation is finished, fast assembly is placed on the support, utilizes wind speed to reduce to room temperature rapidly again for the electric fan of 8m/s.
The invention has the beneficial effects as follows: BIPV solar module provided by the present invention, adopt high permeability PVB glued membrane to encapsulate two-sided crystalline silicon solar cell piece, both solved the problem of the easy long-term ageing xanthochromia of EVA, can wholely improve the solar module generating efficiency again, have practicality and aesthetic property; BIPV solar cell assembly making method provided by the present invention, it is the one-step method laminating machine that utilizes photovoltaic module producer commonly used, bad phenomenon such as bubble that the two glass solar battery components of PVB glued membrane encapsulation occur, displacement, cracked, atomizing had both been solved, professional sealed in units such as buying autoclave have been avoided again, features simple and practical process, and can save cost, be applicable to the transformation production of normal optical photovoltaic assembly producer.
The invention will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the structural representation of preferred embodiment of the present invention;
Fig. 2 is a front view of the present invention;
Among the figure, 1 is light face ultrawhite toughened glass, and 2 is two-sided crystalline silicon solar cell piece, and 3 is busbar, and 4 is solar energy curtain wall terminal box, and 5 is product bar code, and 6 is interconnector, and 7 is the PVB glued membrane, and 8 is normal optical face toughened glass.
Embodiment
As shown in Figure 1 and Figure 2, BIPV solar module of the present invention, comprise the light face ultrawhite toughened glass of from top to bottom installing successively 1, two-sided crystalline silicon solar cell piece 2, the normal optical face toughened glass 8 that several tiling arrangements connect, and two-sided crystalline silicon solar cell piece 2 adopts PVB glued membrane 7 to be encapsulated between light face ultrawhite toughened glass 1 and the normal optical face toughened glass 8, is connected by solar energy curtain wall terminal box 4 strings between every group of two-sided crystalline silicon solar cell piece 2.Specifically, connect with interconnector 6 between each two-sided crystalline silicon solar cell piece 2, be connected to solar energy curtain wall terminal box 4 with busbar 3 between every group of two-sided crystalline silicon solar cell piece 2 strings, and the below of solar energy curtain wall terminal box 4 is provided with product bar code 5.Wherein, the visible light transmissivity of PVB glued membrane 7 〉=89%.
Come the manufacture method of BIPV solar module of the present invention is described further below by enumerating embodiment, but the present invention is not limited by following examples.
1, monolithic detects: control tester temperature is at 25 ℃, and the front and back of the two-sided crystalline silicon solar cell piece 2 of monolithic is all carried out the constant temperature electric performance test, and is that the boundary carries out the power stepping with deviation ± 3%; Present embodiment selects for use 24 front and back electricity conversions to be respectively the two-sided crystalline silicon solar cell piece 2 of 15% (power 2.25W) and 12% (power 2.25W).
2, single weldering and series welding: the two-sided crystalline silicon solar cell piece 2 that will select earlier carries out interconnector 6 welding of tow sides main grid line, be placed into the series welding that carries out 2 one groups of 6 two-sided crystalline silicon solar cell pieces on the series welding platform again and connect, two-sided crystalline silicon solar cell piece 2 series welding spacings are controlled at 15mm.
3, lamination is set type: at the thick PVB glued membrane 7 of light face ultrawhite toughened glass 1 upper berth one deck 0.5mm of 1 964*800mm specification, carry out the composing and busbar 3 welding of the two-sided crystalline silicon solar cell piece string of 4 rows then, spacing between every row's battery sheet string is controlled at 15 ± 1mm, busbar 3 intermediate gaps are partly pasted product bar code 5, add the thick PVB glued membrane 7 of lid layer 0.5mm afterwards again, at the thick PVB glued membrane of the 0.5mm clout of an appropriate size of each pad subsides of corner location all around, cover the normal optical face toughened glass 8 of 1 964*800mm specification at last again.
4, composing check: utilize check-out console to carry out outward appearance and composing size detection, guarantee that assembly is regular, pollution-free.
5, lamination: setting the laminating machine technological parameter is that laminating temperature is 140 ℃, and the pumpdown time is 800 seconds, and the lamination time is 600 seconds, and the lamination vacuum pressure is-24Kpa, then assembly is vacuumized lamination; After lamination is finished assembly and is come out from laminating machine, fast assembly is placed on the special stand, utilize wind speed to reduce to room temperature rapidly again for the electric fan of 8m/s.
6, cut edge: cooled assembly is placed on the platform, utilizes professional knife to carry out the cleaning of cutting off of the unnecessary PVB glued membrane in assembly edge.
7, semi-finished product detect.
8, dress terminal box: utilize silica gel to stick on the assembly upper side of busbar 3 exits solar energy curtain wall terminal box 4, carry out insulation water-proof seal.
9, cleaning: the assembly that sealing and curing is finished carries out the residue scrub clean.
10, dielectric voltage withstand test: the assembly that cleaning is finished carries out the high voltage performance detection, requires assembly can stand the withstand voltage security performance test of 3000V voltage.
11, electric performance test: at air quality AM1.5,25 ℃ of ambient temperatures, light intensity 1000W/m
2Standard test condition under, utilize the component power tester respectively the front and back of assembly to be carried out electrical property and measure, utilize the assembly bar code to carry out the power stepping and data statistics filed.
12, check and packing warehouse-in: the assembly behind the power stepping is carried out the FINAL APPEARANCE check, carry out packaging and warehousing after confirming to meet the requirements of the customers.
The BIPV solar module appearance transparent that this case method obtains is attractive in appearance, does not have atomizing and bubble phenomenon, and two-sided crystalline silicon solar cell piece 2 is not seen displacement, and rate of finished products reaches 97%; Average measured power under standard test condition is, front power 51W and reverse side power 43W, and overall power is 94W, than using the common double glass solar battery component power made from efficient battery sheet to exceed 41W.
1, monolithic detects: control tester temperature is at 25 ℃, and the front and back of the two-sided crystalline silicon solar cell piece 2 of monolithic is all carried out the constant temperature electric performance test, and is that the boundary carries out the power stepping with deviation ± 3%; Present embodiment selects for use 24 front and back electricity conversions to be respectively the two-sided crystalline silicon solar cell piece 2 of 15% (power 2.25W) and 12% (power 2.25W).
2, single weldering and series welding: the two-sided crystalline silicon solar cell piece 2 that will select earlier carries out interconnector 6 welding of tow sides main grid line, be placed into the series welding that carries out 2 one groups of 6 two-sided crystalline silicon solar cell pieces on the series welding platform again and connect, two-sided crystalline silicon solar cell piece 2 series welding spacings are controlled at 10mm.
3, lamination is set type: at the thick PVB glued membrane 7 of light face ultrawhite toughened glass 1 upper berth one deck 0.5mm of 1 964*800mm specification, carry out the composing and busbar 3 welding of two-sided crystalline silicon solar cell piece 2 strings of 4 rows then, spacing control 15 ± 1mm between every row's battery sheet string, busbar 3 intermediate gaps are partly pasted product bar code 5, add the thick PVB glued membrane 7 of lid layer 0.5mm afterwards again, at the thick PVB glued membrane of the 0.5mm clout of an appropriate size of each pad subsides of corner location all around, cover the normal optical face toughened glass 8 of 1 964*800mm specification at last again.
4, composing check: utilize check-out console to carry out outward appearance and composing size detection, guarantee that assembly is regular, pollution-free.
5, lamination: setting the laminating machine technological parameter is that laminating temperature is 140 ℃, and the pumpdown time is 780 seconds, and the lamination time is 650 seconds, and the lamination vacuum pressure is-26Kpa, then assembly is vacuumized lamination; After lamination is finished assembly and is come out from laminating machine, fast assembly is placed on the special stand, utilize wind speed to reduce to room temperature rapidly again for the electric fan of 6m/s.
6, cut edge: cooled assembly is placed on the platform, utilizes professional knife to carry out the cleaning of cutting off of the unnecessary PVB glued membrane in assembly edge.
7, semi-finished product detect.
8, dress terminal box: utilize silica gel to stick on the assembly upper side of busbar 3 exits solar energy curtain wall terminal box 4, carry out insulation water-proof seal.
9, cleaning: the assembly that sealing and curing is finished carries out the residue scrub clean.
10, dielectric voltage withstand test: the assembly that cleaning is finished carries out the high voltage performance detection, requires assembly can stand the withstand voltage security performance test of 3000V voltage.
11, electric performance test: at air quality AM1.5,25 ℃ of ambient temperatures, light intensity 1000W/m
2Standard test condition under, utilize the component power tester respectively the front and back of assembly to be carried out electrical property and measure, utilize the assembly bar code to carry out the power stepping and data statistics filed.
12, check and packing warehouse-in: the assembly behind the power stepping is carried out the FINAL APPEARANCE check, carry out packaging and warehousing after confirming to meet the requirements of the customers.
The BIPV solar module appearance transparent that this case method obtains is attractive in appearance, does not have atomizing and bubble phenomenon, and two-sided crystalline silicon solar cell piece 2 is not seen displacement, and rate of finished products reaches 97%; Average measured power under standard test condition is, front power 51W and reverse side power 43W, and overall power is 94W, than using the common double glass solar battery component power made from efficient battery sheet to exceed 41W.
1, monolithic detects: control tester temperature is at 25 ℃, and the front and back of the two-sided crystalline silicon solar cell piece 2 of monolithic is all carried out the constant temperature electric performance test, and is that the boundary carries out the power stepping with deviation ± 3%; Present embodiment selects for use 24 front and back electricity conversions to be respectively the two-sided crystalline silicon solar cell piece 2 of 15% (power 2.25W) and 12% (power 2.25W).
2, single weldering and series welding: the two-sided crystalline silicon solar cell piece 2 that will select earlier carries out interconnector 6 welding of tow sides main grid line, be placed into the series welding that carries out 2 one groups of 6 two-sided crystalline silicon solar cell pieces on the series welding platform again and connect, two-sided crystalline silicon solar cell piece 2 series welding spacings are controlled at 11mm.
3, lamination is set type: at the thick PVB glued membrane 7 of light face ultrawhite toughened glass 1 upper berth one deck 0.51mm of 1 964*800mm specification, carry out the composing and busbar 3 welding of two-sided crystalline silicon solar cell piece 2 strings of 4 rows then, spacing control 15 ± 1mm between every row's battery sheet string, busbar 3 intermediate gaps are partly pasted product bar code 5, add the thick PVB glued membrane 7 of lid layer 1mm afterwards again, at the thick PVB glued membrane of the 0.51mm clout of an appropriate size of each pad subsides of corner location all around, cover the normal optical face toughened glass 8 of 1 964*800mm specification at last again.
4, composing check: utilize check-out console to carry out outward appearance and composing size detection, guarantee that assembly is regular, pollution-free.
5, lamination: setting the laminating machine technological parameter is that laminating temperature is 140 ℃, and the pumpdown time is 790 seconds, and the lamination time is 620 seconds, and the lamination vacuum pressure is-24Kpa, then assembly is vacuumized lamination; After lamination is finished assembly and is come out from laminating machine, fast assembly is placed on the special stand, utilize wind speed to reduce to room temperature rapidly again for the electric fan of 6m/s.
6, cut edge: cooled assembly is placed on the platform, utilizes professional knife to carry out the cleaning of cutting off of the unnecessary PVB glued membrane in assembly edge.
7, semi-finished product detect.
8, dress terminal box: utilize silica gel to stick on the assembly upper side of busbar 3 exits solar energy curtain wall terminal box 4, carry out insulation water-proof seal.
9, cleaning: the assembly that sealing and curing is finished carries out the residue scrub clean.
10, dielectric voltage withstand test: the assembly that cleaning is finished carries out the high voltage performance detection, requires assembly can stand the withstand voltage security performance test of 3000V voltage.
11, electric performance test: at air quality AM1.5,25 ℃ of ambient temperatures, light intensity 1000W/m
2Standard test condition under, utilize the component power tester respectively the front and back of assembly to be carried out electrical property and measure, utilize the assembly bar code to carry out the power stepping and data statistics filed.
12, check and packing warehouse-in: the assembly behind the power stepping is carried out the FINAL APPEARANCE check, carry out packaging and warehousing after confirming to meet the requirements of the customers.
The BIPV solar module appearance transparent that this case method obtains is attractive in appearance, does not have atomizing and bubble phenomenon, and two-sided crystalline silicon solar cell piece 2 is not seen displacement, and rate of finished products reaches 98%; Average measured power under standard test condition is, front power 51W and reverse side power 43W, and overall power is 94W, than using the common double glass solar battery component power made from efficient battery sheet to exceed 41W.
1, monolithic detects: control tester temperature is at 25 ℃, and the front and back of the two-sided crystalline silicon solar cell piece 2 of monolithic is all carried out the constant temperature electric performance test, and is that the boundary carries out the power stepping with deviation ± 3%; Present embodiment selects for use 24 front and back electricity conversions to be respectively the two-sided crystalline silicon solar cell piece 2 of 15% (power 2.25W) and 12% (power 2.25W).
2, single weldering and series welding: the two-sided crystalline silicon solar cell piece 2 that will select earlier carries out interconnector 6 welding of tow sides main grid line, be placed into the series welding that carries out 2 one groups of 6 two-sided crystalline silicon solar cell pieces on the series welding platform again and connect, two-sided crystalline silicon solar cell piece 2 series welding spacings are controlled at 14mm.
3, lamination is set type: at the thick PVB glued membrane 7 of light face ultrawhite toughened glass 1 upper berth one deck 0.76mm of 1 964*800mm specification, carry out the composing and busbar 3 welding of two-sided crystalline silicon solar cell piece 2 strings of 4 rows then, spacing control 15 ± 1mm between every row's battery sheet string, busbar 3 intermediate gaps are partly pasted product bar code 5, add the thick PVB glued membrane 7 of lid layer 1mm afterwards again, at the thick PVB glued membrane of the 0.76mm clout of an appropriate size of each pad subsides of corner location all around, cover the normal optical face toughened glass 8 of 1 964*800mm specification at last again.
4, composing check: utilize check-out console to carry out outward appearance and composing size detection, guarantee that assembly is regular, pollution-free.
5, lamination: setting the laminating machine technological parameter is that laminating temperature is 140 ℃, and the pumpdown time is 780 seconds, and the lamination time is 640 seconds, and the lamination vacuum pressure is-26Kpa, then assembly is vacuumized lamination; After lamination is finished assembly and is come out from laminating machine, fast assembly is placed on the special stand, utilize wind speed to reduce to room temperature rapidly again for the electric fan of 8m/s.
6, cut edge: cooled assembly is placed on the platform, utilizes professional knife to carry out the cleaning of cutting off of the unnecessary PVB glued membrane in assembly edge.
7, semi-finished product detect.
8, dress terminal box: utilize silica gel to stick on the assembly upper side of busbar 3 exits solar energy curtain wall terminal box 4, carry out insulation water-proof seal.
9, cleaning: the assembly that sealing and curing is finished carries out the residue scrub clean.
10, dielectric voltage withstand test: the assembly that cleaning is finished carries out the high voltage performance detection, requires assembly can stand the withstand voltage security performance test of 3000V voltage.
11, electric performance test: at air quality AM1.5,25 ℃ of ambient temperatures, light intensity 1000W/m
2Standard test condition under, utilize the component power tester respectively the front and back of assembly to be carried out electrical property and measure, utilize the assembly bar code to carry out the power stepping and data statistics filed.
12, check and packing warehouse-in: the assembly behind the power stepping is carried out the FINAL APPEARANCE check, carry out packaging and warehousing after confirming to meet the requirements of the customers.
The BIPV solar module appearance transparent that this case method obtains is attractive in appearance, does not have atomizing and bubble phenomenon, and two-sided crystalline silicon solar cell piece 2 is not seen displacement, and rate of finished products reaches 98%; Average measured power under standard test condition is, front power 52W and reverse side power 43W, and overall power is 95W, than using the common double glass solar battery component power made from efficient battery sheet to exceed 42W.
1, monolithic detects: control tester temperature is at 25 ℃, and the front and back of the two-sided crystalline silicon solar cell piece 2 of monolithic is all carried out the constant temperature electric performance test, and is that the boundary carries out the power stepping with deviation ± 3%; Present embodiment selects for use 24 front and back electricity conversions to be respectively the two-sided crystalline silicon solar cell piece 2 of 15% (power 2.25W) and 12% (power 2.25W).
2, single weldering and series welding: the two-sided crystalline silicon solar cell piece 2 that will select earlier carries out interconnector 6 welding of tow sides main grid line, be placed into the series welding that carries out 2 one groups of 6 two-sided crystalline silicon solar cell pieces on the series welding platform again and connect, two-sided crystalline silicon solar cell piece 2 series welding spacings are controlled at 12mm.
3, lamination is set type: at the thick PVB glued membrane 7 of light face ultrawhite toughened glass 1 upper berth one deck 0.6mm of 1 964*800mm specification, carry out the composing and busbar 3 welding of two-sided crystalline silicon solar cell piece 2 strings of 4 rows then, spacing control 15 ± 1mm between every row's battery sheet string, busbar 3 intermediate gaps are partly pasted product bar code 5, add the thick PVB glued membrane 7 of lid layer 0.6mm afterwards again, at the thick PVB glued membrane of the 0.6mm clout of an appropriate size of each pad subsides of corner location all around, cover the normal optical face toughened glass 8 of 1 964*800mm specification at last again.
4, composing check: utilize check-out console to carry out outward appearance and composing size detection, guarantee that assembly is regular, pollution-free.
5, lamination: setting the laminating machine technological parameter is that laminating temperature is 140 ℃, and the pumpdown time is 785 seconds, and the lamination time is 630 seconds, and the lamination vacuum pressure is-24Kpa, then assembly is vacuumized lamination; After lamination is finished assembly and is come out from laminating machine, fast assembly is placed on the special stand, utilize wind speed to reduce to room temperature rapidly again for the electric fan of 8m/s.
6, cut edge: cooled assembly is placed on the platform, utilizes professional knife to carry out the cleaning of cutting off of the unnecessary PVB glued membrane in assembly edge.
7, semi-finished product detect.
8, dress terminal box: utilize silica gel to stick on the assembly upper side of busbar 3 exits solar energy curtain wall terminal box 4, carry out insulation water-proof seal.
9, cleaning: the assembly that sealing and curing is finished carries out the residue scrub clean.
10, dielectric voltage withstand test: the assembly that cleaning is finished carries out the high voltage performance detection, requires assembly can stand the withstand voltage security performance test of 3000V voltage.
11, electric performance test: at air quality AM1.5,25 ℃ of ambient temperatures, light intensity 1000W/m
2Standard test condition under, utilize the component power tester respectively the front and back of assembly to be carried out electrical property and measure, utilize the assembly bar code to carry out the power stepping and data statistics filed.
12, check and packing warehouse-in: the assembly behind the power stepping is carried out the FINAL APPEARANCE check, carry out packaging and warehousing after confirming to meet the requirements of the customers.
The BIPV solar module appearance transparent that this case method obtains is attractive in appearance, does not have atomizing and bubble phenomenon, and two-sided crystalline silicon solar cell piece 2 is not seen displacement, and rate of finished products reaches 99%; Average measured power under standard test condition is, front power 52W and reverse side power 43W, and overall power is 95W, than using the common double glass solar battery component power made from efficient battery sheet to exceed 42W.
Embodiment 6
1, monolithic detects: control tester temperature is at 26 ℃, and the front and back of the two-sided crystalline silicon solar cell piece 2 of monolithic is all carried out the constant temperature electric performance test, and is that the boundary carries out the power stepping with deviation ± 3%; Present embodiment selects for use 24 front and back electricity conversions to be respectively the two-sided crystalline silicon solar cell piece 2 of 15% (power 2.25W) and 12% (power 2.25W).
2, single weldering and series welding: the two-sided crystalline silicon solar cell piece 2 that will select earlier carries out interconnector 6 welding of tow sides main grid line, be placed into the series welding that carries out 2 one groups of 6 two-sided crystalline silicon solar cell pieces on the series welding platform again and connect, two-sided crystalline silicon solar cell piece 2 series welding spacings are controlled at 13mm.
3, lamination is set type: at the thick PVB glued membrane 7 of light face ultrawhite toughened glass 1 upper berth one deck 1mm of 1 964*800mm specification, carry out the composing and busbar 3 welding of two-sided crystalline silicon solar cell piece 2 strings of 4 rows then, spacing control 15 ± 1mm between every row's battery sheet string, busbar 3 intermediate gaps are partly pasted product bar code 5, add the thick PVB glued membrane 7 of lid layer 1mm afterwards again, at the thick PVB glued membrane of the 1mm clout of an appropriate size of each pad subsides of corner location all around, cover the normal optical face toughened glass 8 of 1 964*800mm specification at last again.
4, composing check: utilize check-out console to carry out outward appearance and composing size detection, guarantee that assembly is regular, pollution-free.
5, lamination: setting the laminating machine technological parameter is that laminating temperature is 140 ℃, and the pumpdown time is 785 seconds, and the lamination time is 630 seconds, and the lamination vacuum pressure is-25Kpa, then assembly is vacuumized lamination; After lamination is finished assembly and is come out from laminating machine, fast assembly is placed on the special stand, utilize wind speed to reduce to room temperature rapidly again for the electric fan of 8m/s.
6, cut edge: cooled assembly is placed on the platform, utilizes professional knife to carry out the cleaning of cutting off of the unnecessary PVB glued membrane in assembly edge.
7, semi-finished product detect.
8, dress terminal box: utilize silica gel to stick on the assembly upper side of busbar 3 exits solar energy curtain wall terminal box 4, carry out insulation water-proof seal.
9, cleaning: the assembly that sealing and curing is finished carries out the residue scrub clean.
10, dielectric voltage withstand test: the assembly that cleaning is finished carries out the high voltage performance detection, requires assembly can stand the withstand voltage security performance test of 3000V voltage.
11, electric performance test: at air quality AM1.5,25 ℃ of ambient temperatures, light intensity 1000W/m
2Standard test condition under, utilize the component power tester respectively the front and back of assembly to be carried out electrical property and measure, utilize the assembly bar code to carry out the power stepping and data statistics filed.
12, check and packing warehouse-in: the assembly behind the power stepping is carried out the FINAL APPEARANCE check, carry out packaging and warehousing after confirming to meet the requirements of the customers.
The BIPV solar module appearance transparent that this case method obtains is attractive in appearance, does not have atomizing and bubble phenomenon, and two-sided crystalline silicon solar cell piece 2 is not seen displacement, and rate of finished products reaches 98%; Average measured power under standard test condition is, front power 51W and reverse side power 43W, and overall power is 94W, than using the common double glass solar battery component power made from efficient battery sheet to exceed 41W.
1, monolithic detects: control tester temperature is at 24 ℃, and the front and back of the two-sided crystalline silicon solar cell piece 2 of monolithic is all carried out the constant temperature electric performance test, and is that the boundary carries out the power stepping with deviation ± 3%; Present embodiment selects for use 24 front and back electricity conversions to be respectively the two-sided crystalline silicon solar cell piece 2 of 15% (power 2.25W) and 12% (power 2.25W).
2, single weldering and series welding: the two-sided crystalline silicon solar cell piece 2 that will select earlier carries out interconnector 6 welding of tow sides main grid line, be placed into the series welding that carries out 2 one groups of 6 two-sided crystalline silicon solar cell pieces on the series welding platform again and connect, two-sided crystalline silicon solar cell piece 2 series welding spacings are controlled at 14mm.
3, lamination is set type: at the thick PVB glued membrane 7 of light face ultrawhite toughened glass 1 upper berth one deck 0.7mm of 1 964*800mm specification, carry out the composing and busbar 3 welding of two-sided crystalline silicon solar cell piece 2 strings of 4 rows then, spacing control 15 ± 1mm between every row's battery sheet string, busbar 3 intermediate gaps are partly pasted product bar code 5, add the thick PVB glued membrane 7 of lid layer 0.7mm afterwards again, at the thick PVB glued membrane of the 0.7mm clout of an appropriate size of each pad subsides of corner location all around, cover the normal optical face toughened glass 8 of 1 964*800mm specification at last again.
4, composing check: utilize check-out console to carry out outward appearance and composing size detection, guarantee that assembly is regular, pollution-free.
5, lamination: setting the laminating machine technological parameter is that laminating temperature is 140 ℃, and the pumpdown time is 782 seconds, and the lamination time is 638 seconds, and the lamination vacuum pressure is-25Kpa, then assembly is vacuumized lamination; After lamination is finished assembly and is come out from laminating machine, fast assembly is placed on the special stand, utilize wind speed to reduce to room temperature rapidly again for the electric fan of 6m/s.
6, cut edge: cooled assembly is placed on the platform, utilizes professional knife to carry out the cleaning of cutting off of the unnecessary PVB glued membrane in assembly edge.
7, semi-finished product detect.
8, dress terminal box: utilize silica gel to stick on the assembly upper side of busbar 3 exits solar energy curtain wall terminal box 4, carry out insulation water-proof seal.
9, cleaning: the assembly that sealing and curing is finished carries out the residue scrub clean.
10, dielectric voltage withstand test: the assembly that cleaning is finished carries out the high voltage performance detection, requires assembly can stand the withstand voltage security performance test of 3000V voltage.
11, electric performance test: at air quality AM1.5,25 ℃ of ambient temperatures, light intensity 1000W/m
2Standard test condition under, utilize the component power tester respectively the front and back of assembly to be carried out electrical property and measure, utilize the assembly bar code to carry out the power stepping and data statistics filed.
12, check and packing warehouse-in: the assembly behind the power stepping is carried out the FINAL APPEARANCE check, carry out packaging and warehousing after confirming to meet the requirements of the customers.
The BIPV solar module appearance transparent that this case method obtains is attractive in appearance, does not have atomizing and bubble phenomenon, and two-sided crystalline silicon solar cell piece 2 is not seen displacement, and rate of finished products reaches 97%; Average measured power under standard test condition is, front power 51W and reverse side power 43W, and overall power is 94W, than using the common double glass solar battery component power made from efficient battery sheet to exceed 41W.
BIPV solar module tow sides of the present invention can be accepted radiation, increased the round-the-clock whole generated output of assembly, reached good generating effect, can mate simultaneously and be installed in the architectural of vertical stratifications such as curtain wall, play good building aesthetic, realized real BIPV.
The foregoing description only is used to the inventive concept of the present invention of explaining, but not to the qualification of rights protection of the present invention, allly utilizes this design that the present invention is carried out the change of unsubstantiality, all should fall into protection scope of the present invention.
Claims (5)
1. BIPV solar module, it is characterized in that: comprise the light face ultrawhite toughened glass of from top to bottom installing successively, two-sided crystalline silicon solar cell piece, the normal optical face toughened glass that several tiling arrangements connect, and two-sided crystalline silicon solar cell piece adopts the PVB glued membrane to be encapsulated between light face ultrawhite toughened glass and the normal optical face toughened glass, is connected by solar energy curtain wall terminal box string between every group of two-sided crystalline silicon solar cell piece.
2. BIPV solar module as claimed in claim 1 is characterized in that: the visible light transmissivity of described PVB glued membrane 〉=89%.
3. the manufacture method of a BIPV solar module, comprise the steps: that the two-sided crystalline silicon solar cell piece detection of monolithic, the weldering of two-sided crystalline silicon solar cell piece list and series welding, the composing of assembly lamination, composing check, lamination, cut edge, semi-finished product detect, install terminal box, cleaning, dielectric voltage withstand test, electric performance test, visual inspection, packing warehouse-in, is characterized in that:
In the operation that the two-sided crystalline silicon solar cell piece of described monolithic detects, the front and back of the two-sided crystalline silicon solar cell piece of monolithic is all carried out the constant temperature electric performance test, its tester temperature is controlled at 25 ± 1 ℃;
In the operation of described two-sided crystalline silicon solar cell piece list weldering and series welding, each two-sided crystalline silicon solar cell piece series welding spacing is controlled at 10～15mm;
Described assembly lamination composing operation is carried out on the work top of laminating machine, its composing is at light face ultrawhite toughened glass upper berth one deck PVB glued membrane in proper order, place the two-sided crystalline silicon solar cell piece that series welding is set type and finished then, then repave last layer PVB glued membrane, each pad of corner location pastes one and is of a size of the thick PVB glued membrane clout of 0.5～1mm around assembly again, covers a slice normal optical face toughened glass at last;
In the described lamination operation, the laminating temperature of setting is 140 ℃, and the pumpdown time is 780～800 seconds, and the lamination time is 600～650 seconds, the lamination vacuum pressure is-24～-26Kpa;
After described lamination operation is finished, fast assembly is placed on the support, utilizes wind speed to reduce to room temperature rapidly again greater than the electric fan of 5m/s;
Described electric performance test operation will be at air quality AM1.5,25 ℃ of ambient temperatures, light intensity 1000W/m
2Test condition under, utilize the solar module tester respectively the front and back of assembly to be carried out electrical property and measure, the record identification line data of going forward side by side files respectively.
4. the manufacture method of BIPV solar module as claimed in claim 3 is characterized in that: in the operation of described two-sided crystalline silicon solar cell piece list weldering and series welding, each two-sided crystalline silicon solar cell piece series welding spacing is controlled at 11～14mm;
Described assembly lamination composing operation is carried out on the work top of laminating machine, its composing is at light face ultrawhite toughened glass upper berth one deck PVB glued membrane in proper order, place the two-sided crystalline silicon solar cell piece that series welding is set type and finished then, then repave last layer PVB glued membrane, each pad of corner location pastes one and is of a size of the thick PVB glued membrane clout of 0.51～0.76mm around assembly again, covers a slice normal optical face toughened glass at last;
In the described lamination operation, the laminating temperature of setting is 140 ℃, and the pumpdown time is 780～790 seconds, and the lamination time is 620～640 seconds, the lamination vacuum pressure is-24～-26Kpa.
5. the manufacture method of BIPV solar module as claimed in claim 4 is characterized in that: in the operation of described two-sided crystalline silicon solar cell piece list weldering and series welding, each two-sided crystalline silicon solar cell piece series welding spacing is controlled at 12mm;
Described assembly lamination composing operation is carried out on the work top of laminating machine, its composing is at light face ultrawhite toughened glass upper berth one deck PVB glued membrane in proper order, place the two-sided crystalline silicon solar cell piece that series welding is set type and finished then, then repave last layer PVB glued membrane, each pad of corner location pastes one and is of a size of the thick PVB glued membrane clout of 0.6mm around assembly again, covers a slice normal optical face toughened glass at last;
In the described lamination operation, the laminating temperature of setting is 140 ℃, and the pumpdown time is 785 seconds, and the lamination time is 630 seconds, and the lamination vacuum pressure is-24Kpa;
After described lamination operation is finished, fast assembly is placed on the support, utilizes wind speed to reduce to room temperature rapidly again for the electric fan of 8m/s.
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