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WO2025172874A1 - Module photovoltaïque pour vitrage isolant, vitrage isolant comprenant un tel module et procédé de fabrication d'un tel vitrage isolant - Google Patents

Module photovoltaïque pour vitrage isolant, vitrage isolant comprenant un tel module et procédé de fabrication d'un tel vitrage isolant

Info

Publication number
WO2025172874A1
WO2025172874A1 PCT/IB2025/051515 IB2025051515W WO2025172874A1 WO 2025172874 A1 WO2025172874 A1 WO 2025172874A1 IB 2025051515 W IB2025051515 W IB 2025051515W WO 2025172874 A1 WO2025172874 A1 WO 2025172874A1
Authority
WO
WIPO (PCT)
Prior art keywords
wall
insulating glass
glass unit
photovoltaic module
spacer
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.)
Pending
Application number
PCT/IB2025/051515
Other languages
English (en)
Inventor
Claudio CASTELLAN
Aleksandar PAVLOVIC
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Glass To Power SpA
Original Assignee
Glass To Power SpA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Glass To Power SpA filed Critical Glass To Power SpA
Publication of WO2025172874A1 publication Critical patent/WO2025172874A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F19/00—Integrated devices, or assemblies of multiple devices, comprising at least one photovoltaic cell covered by group H10F10/00, e.g. photovoltaic modules
    • H10F19/80—Encapsulations or containers for integrated devices, or assemblies of multiple devices, having photovoltaic cells
    • H10F19/807—Double-glass encapsulation, e.g. photovoltaic cells arranged between front and rear glass sheets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00—Supporting structures for PV modules
    • H02S20/20—Supporting structures directly fixed to an immovable object
    • H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
    • H02S20/26—Building materials integrated with PV modules, e.g. façade elements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S30/00—Structural details of PV modules other than those related to light conversion
    • H02S30/10—Frame structures

Definitions

  • the present invention relates to a photovoltaic module for insulating glass units .
  • the present invention further relates to an insulating glass unit comprising such a photovoltaic module and to a process to make such an insulating glass unit .
  • the photovoltaic cells are laminated between two glasses , and the insulating glass unit is then made by coupling a glass with the pair o f glasses between which the photovoltaic cells have been arranged .
  • a second known typology of photovoltaic insulating glass units involves the use of thin films made of photovoltaic components .
  • such thin films are usually arranged between a pair of glasses , which is coupled with a further glass to make the insulating glass unit .
  • the object of the present invention is to overcome the above-mentioned drawbacks and, in particular, to ideate a photovoltaic module for an insulating glass unit and an insulating glass unit comprising such a module, which are simple to make and adaptable to conventional methods of making the insulating glass units.
  • Figure la shows a section of a side view of a photovoltaic module according to the present invention, according to a first embodiment ;
  • FIG. 2 shows a front view o f a photovoltaic module with a support cut at 45 ° ;
  • FIGS. 3a-3c show a section o f a side view of the photovoltaic module of Figure 1 , in which the photovoltaic unit is connected to the support according to three di f ferent ways ;
  • FIG. 4 shows a top view of a section along a vertical plane of an insulating glass unit with a spacer, in which a photovoltaic module i s mounted in accordance with the present invention, according to a di f ferent embodiment ;
  • FIG. 5 shows a top view of a section along a vertical plane of an insulating glass unit with a spacer, in which the photovoltaic module of Figure 1 is mounted;
  • FIG. 7 shows a top view of a section along a vertical plane of an insulating glass unit with two spacers , in which a photovoltaic module i s mounted in accordance with the present invention, according to a further embodiment .
  • the photovoltaic module 1 comprises a support 3 coupled to the photovoltaic unit 2.
  • the support 3 acts as a structural holder for the photovoltaic unit 2 .
  • the first section LI also depends on the dimensions of the insulating glass unit 10 in which the photovoltaic module 1 is intended to be inserted .
  • the larger the insulating glass unit 10 the more the first section LI can be increased .
  • the first section LI is between 0 . 1 cm and 50 cm .
  • the support 3 also extends along a direction parallel to the second direction Y .
  • the first wall 301 extends in length along a direction parallel to the second direction Y for a second section L2 .
  • the second section L2 i s greater than the first section LI .
  • the second wall 302 extends in length along a direction parallel to the second direction Y for a third section L3 .
  • the third section L3 is not higher than the first section LI .
  • the first portion 31 has a fourth wall 304 , substantially perpendicular to the second wall 302 .
  • the fourth wall 304 is defined by the cantilevered second portion 32.
  • the photovoltaic unit 2 has a thickness SI, which depends on the technology employed, on the support 3 to which the photovoltaic unit 2 is coupled, and on the possible encapsulant/coating they can have.
  • the thickness SI for example, is between 0.1 mm and 5 mm.
  • the support 3 is preferably made of metallic material or plastic material, optionally reinforced with fiberglass or other composite materials.
  • the support 3 is made of aluminium or aluminium alloys .
  • Each photovoltaic module 1 can comprise one or more photovoltaic units 2 .
  • Such photovoltaic units 2 can be electrically connected in series , in parallel , or in a combination of connections .
  • a single support 3 can be coupled to multiple photovoltaic units
  • i f multiple photovoltaic units 2 are comprised, these are preferably placed side by side and all aligned to each other on the third wall 303 and parallel to each other .
  • the coupling between the photovoltaic unit 2 and the support 3 can occur, for example , by gluing or mechanical fixing .
  • the coupling between the photovoltaic unit 2 and the support 3 can be magnetic .
  • the support 3 comprises mechanical coupling means 310 , arranged at the ends , apt to retain the photovoltaic unit 2 in the seat 33 .
  • the substrate 3 comprises electrical connectors 9 , to which the photovoltaic unit 2 is coupled .
  • the electrical connectors 9 allow the connections between the photovoltaic units 2 of the photovoltaic module 1 .
  • the support 3 can have one or more recesses 90 .
  • the purpose of such recesses 90 is to allow the insertion o f the electrical connectors 9 or the passage of connection cables .
  • the recess 90 is formed on the third wall 303 .
  • the recess 90 can also be formed on the first wall 301 .
  • the support 3 comprises a first tab 34 at the first portion 31 .
  • the first tab 34 extends perpendicular to the first wall 301 .
  • the first tab 34 is placed at one end of the support 3 .
  • the first tab 34 is apt to face and contact a side 702 , 704 of the spacer 7 , intended to be perpendicular to a panel 5 , 6 at least partially transparent .
  • the first tab 34 is defined by a third portion 34 ' of the support 3 , which extends cantilevered from the first portion 31 .
  • the first tab 34 defines a fi fth wall 341 and a s ixth wall 342 of the support 3 .
  • the fi fth wall 341 and the sixth wall 342 are preferably perpendicular to the first wall 301 .
  • the fi fth wall 341 faces towards the side of the spacer 7 , which is intended to be perpendicular to a panel 5, 6, while the sixth wall 342 faces a further sealant layer 12, optionally of a different nature than the sealant layer 4.
  • the embodiment with a first tab 34 is applicable to insulating glass units 10 with a spacer 7 or even with two spacers 7, as visible in Figures 5-7.
  • the support 3 also comprises a second tab 35.
  • the second tab 35 is placed at the first portion 31.
  • the second tab is aligned with the first tab 34.
  • the second tab 35 extends perpendicular to the first wall 301 in the opposite direction to the first tab 34.
  • the second tab 35 is placed at one end of the support 3, i.e. the same end where the first tab 34 is placed.
  • the second tab 35 is apt to face and contact a side 702, 704 of a different spacer 7, intended to be perpendicular to a panel 5, 6 at least partially transparent.
  • the embodiment with two tabs 34, 35 is preferably applicable in the case of insulating glass units 10 with two spacers 7, as shown in Figure 7.
  • the seventh wall 351 faces towards the side of the spacer 7, which is intended to be perpendicular to a panel 5, 6, while the eighth wall 352 faces towards a further sealant layer 12.
  • the sixth wall 342 extends for a fourth section L4 along a direction parallel to the third direction Z.
  • the eighth wall 352 extends for a fifth section L5 along a direction parallel to the third direction Z.
  • the fourth section L4 and the fifth section L5 can be different from each other. Alternatively, the fourth section L4 and the fifth section L5 are equal to each other .
  • Such a third embodiment provides a support 3 having a substantially U-shaped section.
  • the cantilevered second portion 32 extends between the first portion 31 and a fifth portion 330 .
  • the support 3 comprises such a fi fth portion 330 .
  • the fi fth portion 330 defines part of the first wall 301 and further has a ninth wall 331 .
  • the ninth wall 331 faces the same part as the second wall 302 and the opposite part of the first wall 301 . Still preferably, the ninth wall 331 is substantially planar and substantially parallel to the extension plane 20 . It should be noted that the ninth wall 331 is configured to be arranged at least partially contacting a sealant layer 4 . The ninth wall 331 , in use , faces towards a panel 5 at least partial ly transparent and is connected thereto using said sealant layer .
  • the seat 33 is also defined by a tenth wall 332 , which is part of the third portion 330 and is parallel and faces the fourth wall 304 .
  • Part of the present invention is also an insulating glass unit 10 comprising the module described above .
  • the insulating glass unit 10 comprises a first panel 5 at least partially transparent .
  • the insulating glass unit 10 further comprises a second panel 6 at least partially transparent .
  • the first and second panels 5 , 6 are spaced from each other .
  • the first panel 5 and the second panel 6 are , for example , made of glass .
  • the insulating glass unit 10 can comprise more than two panels at least partially transparent , for example , three .
  • the insulating glass unit 10 comprises at least one spacer 7 interposed between the panels 5 , 6 .
  • the insulating glass unit 10 comprises only one spacer 7 interposed between the panels 5 , 6 .
  • the insulating glass unit 10 will comprise a base unit composed by the first panel 5 and the second panel 6 , between which the single spacer 7 i s arranged, and one or more further panels parallel and placed side by side to each other arranged laterally to one of the first panel 5 or the second panel 6 , with the interposition of a further spacer between each panel and the next one .
  • the spacer 7 is preferably of the conventional type .
  • the spacer 7 has a substantially rectangular or, in general , polygonal section .
  • Each spacer 7 has a first side 701 and a third side 703 , opposite to the first side 701 .
  • Each of the first side 701 and the third side 703 faces towards a respective panel 5 , 6 .
  • the f irst side 701 and the third side 703 are arranged parallel to the second direction Y .
  • Each spacer 7 further has a second side 702 and a fourth side 704 , opposite to each other and perpendicular to the first side 701 .
  • the insulating glass unit 10 comprises a photovoltaic module 1 as described above .
  • the photovoltaic module 1 is coupled to the spacer 7 after being pre-assembled with wiring .
  • the insulating glass unit 10 comprises a sealant 4 , arranged at least between the f irst side 701 and the photovoltaic module 1 .
  • the sealant 4 is interposed between the spacer 7 and the photovoltaic module 1 .
  • the photovoltaic module 1 is directly fixed to the first side 701 of the spacer 7 using the sealant 4 .
  • the photovoltaic module 1 is therefore j uxtaposed between the spacer 7 and the f irst panel 5 , with the only interposition of the sealant 4 .
  • first wall 301 and the second wall 302 of the photovoltaic module 1 at least partial ly contact a sealant layer 4 .
  • the insulating glass unit 10 also comprises a further sealant layer 12 .
  • the further sealant layer 12 is optionally of a di f ferent nature from the sealant layer 4 contacting the first wall 301 and the second wall 302 .
  • Such further sealant layer 12 is arranged between the panels 5 , 6 , the spacer 7 , and the photovoltaic module 1 , as visible in Figures 4-7 .
  • the photovoltaic module 1 is aligned with the spacer 7 .
  • some photovoltaic units 2, arranged at the corners of the frame made using supports 3, can be applied in contact with both supports 3 adjacent thereto .
  • such a process is even more easily integrable in the production process of the insulating glass unit 10 .
  • Fixing the photovoltaic module in the insulating glass unit is achieved through the pressing process , which is already adopted in the production of traditional insulating glass units .
  • the photovoltaic module described can be applied to any type of insulating glass unit , in particular regardless of its shape and si ze , and i s compatible with any typology of spacer, glasses , or sealant .
  • the insulating glass unit there are no limitations on the dimensions of the insulating glass unit that can be obtained . Due to the present invention, it is also possible to make insulating glass units with any polygonal shape , by appropriately cutting the support 3 .

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

L'invention concerne un vitrage isolant (10), comprenant un premier et un deuxième panneau (5, 6), au moins partiellement transparents ; une entretoise unique (7) interposée entre les panneaux (5, 6) ; un module photovoltaïque (1) comprenant une unité photovoltaïque (2) qui s'étend dans un plan d'extension principal (20), défini par une première direction (X) et une deuxième direction (Y) transversale à la première direction (X) ; un support (3) couplé à l'unité photovoltaïque (2) ; le support (3) présente au moins une première paroi (301) et une deuxième paroi (302), faisant face à des parties opposées ; la première paroi (301) et la deuxième paroi (302) sont sensiblement planes et sensiblement parallèles au plan d'extension principal (20) ; un matériau d'étanchéité, en contact au moins partiel avec la première paroi (301) et la deuxième paroi (302) et avec le côté de l'élément d'espacement (7) faisant face à un panneau (5, 6). L'invention concerne en outre un procédé de fabrication d'un tel vitrage isolant (10).
PCT/IB2025/051515 2024-02-14 2025-02-13 Module photovoltaïque pour vitrage isolant, vitrage isolant comprenant un tel module et procédé de fabrication d'un tel vitrage isolant Pending WO2025172874A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT202400003094 2024-02-14
IT102024000003094 2024-02-14

Publications (1)

Publication Number Publication Date
WO2025172874A1 true WO2025172874A1 (fr) 2025-08-21

Family

ID=91184793

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2025/051515 Pending WO2025172874A1 (fr) 2024-02-14 2025-02-13 Module photovoltaïque pour vitrage isolant, vitrage isolant comprenant un tel module et procédé de fabrication d'un tel vitrage isolant

Country Status (1)

Country Link
WO (1) WO2025172874A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110133940A1 (en) * 2009-12-08 2011-06-09 Margalit Yonatan Z Multi-Sheet Glazing Unit With Internal Sensor
CN102535706A (zh) * 2010-12-29 2012-07-04 新奥科技发展有限公司 光伏幕墙用中空夹胶玻璃组件及其制造方法
CN203674228U (zh) * 2014-01-06 2014-06-25 珠海兴业光电科技有限公司 气凝胶中空玻璃光伏构件
US20190036480A1 (en) * 2017-01-10 2019-01-31 Ubiquitous Energy, Inc. Window-integrated transparent photovoltaic module
US20210152118A1 (en) * 2019-11-14 2021-05-20 Hall Labs Llc Window mounted photovoltaic system with brackets
US20210265942A1 (en) * 2018-07-12 2021-08-26 Clearvue Technologies Ltd Device for generating electricity
US20220360210A1 (en) * 2019-08-08 2022-11-10 Clearvue Technologies Ltd Self powered building unit
WO2023159261A1 (fr) * 2022-02-23 2023-08-31 Clearvue Technologies Ltd Unité de fenêtre pour bâtiment ou structure

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110133940A1 (en) * 2009-12-08 2011-06-09 Margalit Yonatan Z Multi-Sheet Glazing Unit With Internal Sensor
CN102535706A (zh) * 2010-12-29 2012-07-04 新奥科技发展有限公司 光伏幕墙用中空夹胶玻璃组件及其制造方法
CN203674228U (zh) * 2014-01-06 2014-06-25 珠海兴业光电科技有限公司 气凝胶中空玻璃光伏构件
US20190036480A1 (en) * 2017-01-10 2019-01-31 Ubiquitous Energy, Inc. Window-integrated transparent photovoltaic module
US20210265942A1 (en) * 2018-07-12 2021-08-26 Clearvue Technologies Ltd Device for generating electricity
US20220360210A1 (en) * 2019-08-08 2022-11-10 Clearvue Technologies Ltd Self powered building unit
US20210152118A1 (en) * 2019-11-14 2021-05-20 Hall Labs Llc Window mounted photovoltaic system with brackets
WO2023159261A1 (fr) * 2022-02-23 2023-08-31 Clearvue Technologies Ltd Unité de fenêtre pour bâtiment ou structure

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