WO2017007467A1 - Appareil et procédé destinés à des pièces rapportées de montage de module solaire - Google Patents

Appareil et procédé destinés à des pièces rapportées de montage de module solaire Download PDF

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Publication number
WO2017007467A1
WO2017007467A1 PCT/US2015/039527 US2015039527W WO2017007467A1 WO 2017007467 A1 WO2017007467 A1 WO 2017007467A1 US 2015039527 W US2015039527 W US 2015039527W WO 2017007467 A1 WO2017007467 A1 WO 2017007467A1
Authority
WO
WIPO (PCT)
Prior art keywords
insert
roof
photovoltaic module
inserts
array
Prior art date
Application number
PCT/US2015/039527
Other languages
English (en)
Inventor
Brian J. Flaherty
Erwang MAO
Joseph Parker KAVENEY
Original Assignee
Lumeta, Llc
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 Lumeta, Llc filed Critical Lumeta, Llc
Priority to PCT/US2015/039527 priority Critical patent/WO2017007467A1/fr
Publication of WO2017007467A1 publication Critical patent/WO2017007467A1/fr

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Classifications

    • 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
    • H02S20/23—Supporting structures directly fixed to an immovable object specially adapted for buildings specially adapted for roof structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F24S20/60—Solar heat collectors integrated in fixed constructions, e.g. in buildings
    • F24S20/67—Solar heat collectors integrated in fixed constructions, e.g. in buildings in the form of roof constructions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F24S20/60—Solar heat collectors integrated in fixed constructions, e.g. in buildings
    • F24S20/69—Solar heat collectors integrated in fixed constructions, e.g. in buildings in the form of shingles or tiles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S2025/01—Special support components; Methods of use
    • F24S2025/019—Means for accommodating irregularities on mounting surface; Tolerance compensation means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/10—Photovoltaic [PV]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/20—Solar thermal
    • 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

Definitions

  • the present invention relates to solar panels/modules for generating electrical energy, and more particularly to mounting inserts used to mount photovoltaic panels/modules to flat and/or profiled (for example, S-shaped) roof surfaces.
  • a photovoltaic module has an upper transparent protective layer, and a photovoltaic layer positioned beneath the upper transparent protective layer, the photovoltaic layer comprising a plurality of electrically interconnected photovoltaic cells disposed in an array.
  • a rigid substrate layer is positioned beneath the photovoltaic layer, and a plurality of foam inserts is configured to be fixedly attached to (i) the bottom surface of the rigid substrate and (ii) the surface of a roof.
  • the plurality of foam inserts is disposed in an array, each foam insert having a substantially triangular-shaped cross section when viewed from a side orthogonal to a line of a roof downward slope.
  • a photovoltaic module has a substantially rectilinear panel having a top surface and a plurality of photovoltaic cells disposed in an array.
  • An electrical device is disposed on the top surface substantially adjacent a first edge of the rectangular panel.
  • At least one insulating insert is coupled between the bottom surface of the panel and the top surface of a roof.
  • the at least one insert has a substantially triangular-shaped side cross section when viewed from a side orthogonal to a direction of a roof downward slope, such that a top flat surface of the at least one insert is coupled to the bottom surface of the panel, and a bottom surface of the at least one insert is coupled to the top surface of the roof.
  • a photovoltaic module has a rectilinear panel having a top surface and a plurality of photovoltaic cells disposed in an array, all four edges of the panel being tapered.
  • a 2 x 2 array of inserts is fixed to a bottom surface of the module, each insert of the array having a wedge shape with (i) a thinner end disposed toward a bottom of the module in a direction of a downward slope of the roof, and (ii) a thicker end disposed toward a top of the module in a direction opposite the downward slope of the roof.
  • a method of making a photovoltaic module includes (i) providing a rectilinear photovoltaic panel having a plurality of cells disposed therein; and (ii) attaching a plurality of foam inserts on a bottom surface of the module, each insert having a wedge shape with a top flat surface thereof affixed to the bottom of the module, the foam inserts being disposed in an array.
  • FIG. 1 illustrates a cross-sectional schematic showing a typical solar module roof installation according to the prior art
  • FIG. 2 illustrates a perspective view of a schematic representation of an embodiment according to the present invention
  • Figs. 3a, 3b, 3c, and 3d illustrate, respectively, perspective, side, top plan, and end views of a solar module foam insert according to the Fig. 2 embodiment;
  • FIG. 4 illustrates a perspective view of a schematic representation of another embodiment according to the present invention.
  • Figs. 5a, 5b, 5c, and 5d illustrate, respectively, perspective, side, top plan, and end views of a solar module foam insert according to the Fig. 4 embodiment
  • FIGs. 6a and 6b are, respectively, perspective and plan views of a birdstop according to another embodiment of the present invention.
  • Figs. 7a and 7b are, respectively, perspective and side plan views according to another embodiment of the present invention.
  • Figs. 8a, 8b, and 8c are, respectively, perspective, side, and top plan views of solar module foam insert according to the Fig. 7a embodiment.
  • Figs. 9b, 9c, an 9d, respectively, illustrate side, top plan, perspective views of the module inserts according to the Fig. 7a embodiment; and
  • Figs. 9a and 9e illustrate plan views of module insert supports according to the Fig. 7a embodiment;
  • Figs. 10a, 10b, and 10c show, respectively, perspective, side plan, and front perspective views of another embodiment according to the present invention.
  • Figs. 1 la, 1 lb, and 11c are, respectively, perspective, side, and front perspective views of a solar module foam insert according to a further embodiment according to the present invention.
  • Figs. 12a, 12b, and 12c are, respectively, side, top plan, and perspective views of the module inserts according to the Fig. 11a embodiment.
  • the present invention proposes to provide a periodically-disposed array of insulating solar module inserts between the bottom surface of the solar module and the upper surface of the roof.
  • the inserts will insulate against temperature and/or electrical variations, and are spaced so as to allow wind, water, and debris to pass freely.
  • different inserts may be used for differently-shaped roof products, such as composite shingles, any curved shaped one piece concrete or clay tile, any flat stone or slate shaped tile, any flat concrete or clay shaped tile, any two piece curved clay or concrete tiles, and/or any S-shaped concrete or clay tiles.
  • a laminated photovoltaic module 100 is preferably configured as a generally square or rectangular module which is sized and shaped in accordance with the sizes and shapes of conventional building materials, such as a 4 x 8 foot module.
  • the module 100 can be handled by a construction crew without requiring any special material handling equipment.
  • the module 100 may be any convenient size (4 x 8, 4 x 4, 3 x 3, 3 x 2, 2 x 2, 2 x 1, 1 x 1, etc.), and shape (square, round, triangular, trapezoidal, etc.) useful in the construction industry, and with either rounded corners or substantially right angle corners.
  • the module 100 is preferably assembled in a factory or other suitable environment so that the module 100 is complete and ready to install on a substantially flat roof (which may be horizontal or tilted), or sloped shingle roofs, such as, but not limited to, asphalt, laminated, wood, slate, concrete, or other location having adequate exposure to the sun.
  • the module 100 has dimensions of approximately 101 centimeters ( ⁇ 40 inches) by 196 centimeters ( ⁇ 77 inches) and has a thickness of approximately 0.5 centimeter (0.2 inch).
  • the module 100 has dimensions of approximately 101 centimeters ( ⁇ 40 inches) by 101 centimeters ( ⁇ 40 inches) and has a thickness of approximately 0.3 centimeter (l/8inch) when installed.
  • the thickness of the module is preferably the same as (or thinner than) the thickness of the laminated roofing shingle.
  • the module 100 does not add significant height to a roof structure and will not block water flow on sloped roofs.
  • the module 100 has dimensions of approximately 101 centimeters ( ⁇ 40 inches) by 239 centimeters ( ⁇ 94 inches) and has a thickness of approximately 0.5 centimeter (0.2 inch).
  • the module has dimensions of 101cm x 120cm x 0.3cm.
  • the module 100 preferably has a transparent upper protective layer that faces upward and is exposed to the sun.
  • a middle layer is preferably positioned beneath the upper protective layer.
  • the middle layer comprises a plurality of photovoltaic cells 122 (Fig. 4) electrically interconnected to form a photovoltaic array.
  • the middle layer preferably rests on a rigid lower substrate.
  • the middle layer is preferably secured to the rigid lower layer by a lower adhesive layer.
  • the middle layer is preferably secured to the upper protective layer by an upper adhesive layer. The middle layer is thus encapsulated between the lower adhesive layer and the upper adhesive layer.
  • the upper protective layer preferably provides impact protection as well as weather protection to the module 100.
  • the upper protective layer advantageously comprises of a transparent flexible polymer material, such as, but not limited to Ethylene tetrafluoroethylene (ETFE), a fluorine based co-polymer, which is formed into a film layer of suitable thickness (e.g., approximately 0.005 - 0.013 centimeter (0.002 - 0.005 inch)).
  • Ethylene tetrafluoroethylene (ETFE) Ethylene tetrafluoroethylene
  • fluorine based co-polymer e.g., approximately 0.005 - 0.013 centimeter (0.002 - 0.005 inch)
  • the rigid lower layer substrate preferably comprises fiber reinforced plastic (FRP).
  • FRP fiber reinforced plastic
  • the FRP layer advantageously comprises a polyester resin with embedded stranded glass fibers.
  • the said FRP layer has a thickness of approximately 0.1 centimeter to 1 centimeter (0.079 inch - 0.39 inch), and additionally, the said FRP lower surface can be either flat or with a defined pattern/rib.
  • the lower layer of FRP thus provides an advantageous combination of rigidity, light weight, very low permeability, and flatness.
  • the photovoltaic cells 122 (Fig. 4) are electrically interconnected in a series-parallel configuration in a conventional manner to provide a suitable output voltage or a desired photovoltaic module form factor.
  • Fig. 2 shows a photovoltaic module suitable for flat roof application.
  • Photovoltaic cells 122 are preferably arranged in 6 rows of 12 cells each; however, one, two, or more cells are preferably omitted from at least one of the edge rows to provide room for positioning an electrical enclosure, such as, but not limited to junction box 172 (Fig. 4) having a first weather-resistant electrical conductor and a second weather- resistant electrical conductor .
  • the junction box 172 may comprise, for example, one or more of: module power optimizer, micro inverter, and other useful electrical control and/or power-conditioning circuitry.
  • the photovoltaic module 100 preferably includes two module output conductors that extend from the top surface of the middle layer in the area of the omitted photovoltaic cell(s). Each of the module output conductors is preferably connected to a respective one of the weather-resistant electrical conductors within the electrical box or enclosure 172 after the photovoltaic module 100 is laminated.
  • the junction box 172 may be mounted on the lower
  • Fig. 2 is a perspective view of a schematic representation of an embodiment according to the present invention fixed to a top surface of a substantially flat shingle and/or tile commercial or residential roof 22 comprising, for example, plural overlapping flat tile 24.
  • the module 100 (shown with reduced dimensions in Fig. 2 for clarity) is fixed to plural inserts 26, which are preferably disposed in an array.
  • each insert 26 is preferably 13 inches long, by 4 inches wide, by 1.25 inches thick at the wide end - tapering down to 5/16 to 3/8 inch at the narrow end.
  • each insert Preferably, all six sides of each insert are flat, or 5 sides of each insert are flat and one side is concave.
  • the insert dimensions are substantially 4 inches wide by 14 (or 13.5 or 13 or 12.5 or 12 or 11.5 or 11 or 10.5 or 10 or9.5 05 9.0 or 8.5 or 8.0, etc.) inches long.
  • any size, shape, and dimensions may be adapted to the particular installation.
  • these wedge-shaped inserts 26 having a triangular cross- section may have dimensions of: is preferably 8 or 71/2 or 7 or 61/2 or 6 or 51/2 or 5 or 41/2 or 4 or 3 inches long, by 4 inches wide, by 2 or 1.75 or 1.5 or 1.25 or 1.0 or 0.75 or 0.5 or 3/8 or 5/16 or 1/4 inches thick at the wide end - tapering down to 1/2 or 7/16 or 3/8 or 5/16 or 1/4 or 3/16 or 1/8 or 1/16 inches at the narrow end.
  • each insert 24 is made of plastic foam, such as Expanded Polypropylene (EPP)
  • EPP Expanded Polypropylene
  • the inserts 26 may also comprise any type of expanded polystyrene (EPS), any type of ridged plastic, metal, wood, concrete, glass, epoxy, silicone, cement or natural granite or rock.
  • EPS expanded polystyrene
  • the inserts have sufficient thickness so that no portion of the module 100 touches any portion of the roof surface.
  • the inserts 26 are disposed in an array comprising, for example, 4 columns by 4 rows of inserts, with the vertical space between inserts being 1 or landl/4 inches, and the horizontal distance between inserts being 9 and 1/3 inches.
  • the horizontal spacing and the thickness of the inserts are designed to allow water, wind, and debris to pass downward over the roof shingles. But, the orthogonal distance between the roof surface and the module bottom surface is maintained at about 1 inch to prevent wind blowing beneath the module bottom surface from generating a substantial lifting force which may lift the module off of the roof.
  • the edges 210 and 212 of module 100 may be positioned so as to overly only a portion of the surface area of underlying insert 26. This portion may comprise one half, one third, one quarter, two thirds, three quarters, etc.
  • the top left insert 26 in Fig. 2 may be overlapped by only one quarter of its surface area.
  • This overlapping arrangement allows side-by-side modules 100 to share inserts, and thus present a more stable and more visually pleasing array. Also, by assuring that the module edges are securely anchored on the inserts, the entire array will be more firmly anchored in high wind situations.
  • the edges of the modules on the interior of the array are preferably overlapped in the manner described.
  • Modules on one or more edges of the entire array are preferably positioned so that their outermost module edges (i.e., at the array edges) are disposed right at the outermost edges of the underlying inserts (or overlapping the insert edges by one quarter, one half, three quarters, or one inch).
  • the bottom edge 214 of the lowermost module(s) in an array are preferably positioned at the lowermost edges of the underlying inserts, to allow for installation of birdstops (to be discussed below).
  • FIG. 4 is a perspective view of a schematic representation of another
  • each insert 46 is preferably 13 inches long, by 4 inches wide, by 1.25 inches thick at the wide end - tapering down to 0.29 inch at the narrow end.
  • five of the six insert sides are flat, with the sixth (bottom) surface being downwardly curved into a concave shape to closely conform to the upper surface of the corresponding S-shaped tile 44.
  • One method of installation of the module 100 on a flat tile roof comprises applying layers of PSA 160, 170 (Figs. 5b and 5c) tape to the top and bottom surfaces of the insert 46.
  • each tape layer 160, 170 comprises a suitable double-stick tape 162, 172, such as, for example but not limited to, a self-sealing tape having a formulation of resins, thermoplastics, curing rubbers, and non-curing rubbers.
  • the double-stick tape has adhesive on both sides. When manufactured, the double-stick tape has a release layer 164,166 on each side to prevent adhesion. One release layer 166 is removed and the layer 166 is adhered to the insert 46.
  • the layer 164 is removed and the insert is adhered to the module at a common roof shingle course width, nominally about 13-1/2 inches apart.
  • the exposed adhesion side of the tape layer 172 is then positioned on and adhered to the roof .
  • the module inserts 46 may be attached to the modules before shipping.
  • the remaining release layer 174 is removed from the bottom surface of each insert so that the module can be adhered to the surface of an existing roof.
  • the surface of the existing roof is cleaned and suitably prepared to receive the module 100.
  • suitable pressure is applied to the upper layer 110 of the module 100 to permanently adhere the module to the surface of the roof.
  • the PSA tape 160 preferably comprises plural Butyl tape.
  • Tape size can be, but not limited to: 2x2, 2 x3, 2x4, 2x5, 2x6, 2x7, 2x8, 2x9, 2x10, 2x11, 2x12 inches to 4x2, 4x4, 4x5, 4x6, 4x7, 4x8, 4x9, 4x10, 4x11, 4x12 inches.
  • the lower edge of the butyl tape is aligned approximately with the lower edge of each shingle course for installation, but the upper edge of the butyl tape may be spaced somewhat from the top edge of the module 100.
  • the double stick tape 162,172 may be applied to both the top and bottom surfaces of the modules 46 in the factory and shipped to a worksite in boxes, alongside the modules 100.
  • the installer peels-and-sticks module inserts 46 in arrays similar to those shown in Figs. 2 and 4.
  • the top peel layers 164 are removed (either during insert placement or after), and the modules are then placed down on the insert arrays.
  • the module inserts 46 are positioned so that they fully support the weight and dimensions of the module 100 in Fig. 4.
  • the wiring/cabling/conduits/trays are installed by simply pressing them into/onto the clips.
  • wiring/cabling/conduits/trays are then connected, pulled taught, and run to the appropriate junction box.
  • Another option is to run the J-box wires down under at least one edge of each module, and then run the wires under the module to the next module J- box connector.
  • Another option is to mount the J-box on the backside of the module and run the wires from the J-box under the module to the next J-box connector.
  • Fig. 6a is a front perspective view of the Fig. 4 embodiment showing the module 100 and a roof facia 101.
  • a problem which may arise with such an installation is that birds, insects, and small mammals may enter into gaps 98 and nest underneath the modules 100.
  • the present invention includes a birdstop 103 (Fig. 6b).
  • the birdstop 103 is preferably mounted to the lower edge of one or more modules 100 along the bottom edges of the entire array of modules.
  • a similar birdstop may also be mounted along the top edges of one or more of the array of modules.
  • the birdstops may be mounted to the roof surface and/or the inserts 46.
  • the birdstops are made of plastic, but may also comprise metal, wood, shingle, clay, composite, etc.
  • the birdstops 103 may be dyed and/or painted (for example, red) to match the color of the roof surface.
  • the birdstop 103 may, for example, have 3, 4, 5, 6, 7, 8, or more downwardly-projecting stops 102.
  • Each stop 102 may have one or more openings to permit flow of wind and/or water, while preventing ingress of birds, insects, and/or small mammals.
  • all or a portion of each stop 102 may comprise a series of perforations 88, for example 3/32 inch diameter holes per square inch disposed uniformly across all or a portion of the birdstop, leaving approximately 22.8% of the birdstop surface as open.
  • each stop 102 may comprise circular (or oval) holes 89, which may or may not have mesh screen or netting 95 mounted on the inside or outside of the holes89.
  • the openings may comprise one or more square or rectangular openings 90, which may also be protected by mesh screen or netting 96.
  • the right-most stop 102 shows triangular- shaped openings 91, which may also have mesh screen or netting 97. Any combination of the above-described (or alternative) opening may be used, depending on the types of pests to be blocked, the amount of rains, snow, and wind in the local area, etc.
  • Fig. 7a is a perspective view of a schematic representation of another embodiment according to the present invention, fixed to a top surface of a commercial or residential roof comprising, for example, standing seam metal roof 72.
  • the module 100 (shown with reduced dimensions in Fig. 7a for clarity) is fixed to plural inserts 76, which are preferably disposed parallel and on top of seams 73.
  • the inserts 76 have a channel on a bottom surface thereof which straddles the seam 73.
  • the inserts 76 may comprise a single foam rectangle with a rectangular cross-section.
  • Fig. 7b is a side view of the Fig. 7a embodiment showing the bottom of the insert 76 contacting the roof surface while straddling the seam 73.
  • each insert 76 is preferably the same length (top-to-bottom of roof) as the module 100.
  • each insert 76 is 39 inches long, by 4 inches wide, by 1.5 - 2 inches thick, with a slot 79 vertical to the 4 inch wide surface and located in the middle of foam across full length of the foam.
  • the width and depth of the slot 79 are preferably, but not limited to, 0.25 inch and 1 inch, respectively.
  • the foam has a flat 0.5 inch thick portion 91 on top of the slot.
  • Fig. 8a shows the module 100 fixed to plural inserts 76 which are preferably disposed in a 1 row by 5 column array, preferably on every standing seam 73 under the module 100.
  • bird stops 101 with modified profiles that fit between top of flat metal roof and bottom surface of the module 100 could be installed at the lower edge 214 and the top edge 212 of module 100, using adhesives or mechanical means, such as but not limited to, screws, clips, hook-and-fastener arrangements, etc.
  • the birdstop has one or more fluid openings 88 (oval), 89 (square and/or rectangle), 90 (circular), and/or 91 (triangular), or any combination of these and/or other desirable shapes, at or near the bottom crests 102 of the inverted birdstop 101 to allow egress of water, wind, and small debris.
  • one or more of these openings may be covered by screen and/or mesh material to keep out insects also.
  • Fig. 10a is a perspective view of a schematic representation of another embodiment according to the present invention, fixed to a top surface of a commercial or residential roof 92 comprising, for example, corrugated roofs, such as but not limited to, metal roofs and fiber glass roofs.
  • the module 100 (shown with reduced dimensions in Fig. 10a for clarity) is fixed to plural inserts 96, which are preferably disposed parallel and on top of the corrugated roof 181.
  • each insert 96 is preferably the same length as the module 100. In this preferred configuration, the insert 96 is 39 inches long and by 4 inches wide.
  • the module 100 is preferably fixed to plural inserts 96, which are preferably disposed in an array.
  • Figs. 11a and 1 lb show the module 100 is fixed to plural inserts 96, which are preferably disposed in an array on each upwardly-projecting top surface 92 of the corrugated roof under, the module 100.
  • inserts 96 could be disposed on the top roof surface at pre-determined intervals on the corrugated roof.
  • birdstops 101 with modified profiles that fit between top of the corrugated roof and the bottom of the module 100 could be installed at the lower edge 214 and the top edge 212 of the module 100, using adhesives or mechanical means, such as but not limited to, screws, clips, hook-and- fastener arrangements, etc.
  • the birdstop has one or more fluid openings 88 (oval), 89 (square and/or rectangle), 90 (circular), and/or 91 (triangular), or any combination of these and/or other desirable shapes, at or near the bottom crests 102 of the inverted birdstop 101 to allow egress of water, wind, and small debris. Screening and /or mesh may be provided to cover these holes to prevent ingress if insects.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)

Abstract

L'invention concerne un module photovoltaïque qui produit de l'énergie électrique quand il est installé sur un toit. Le module photovoltaïque comporte de préférence une couche de protection transparente supérieure et une couche photovoltaïque positionnée au-dessous de la couche de protection supérieure transparente, la couche photovoltaïque comprenant une pluralité de cellules photovoltaïques électriquement interconnectées disposées en une matrice. Une couche de substrat rigide est de préférence positionnée au-dessous de la couche photovoltaïque. Une pluralité de pièces rapportées sont conçues pour être fixées à demeure à (i) une surface inférieure du substrat rigide et (ii) une surface d'un toit. La pluralité de pièces rapportées sont de préférence disposées en une matrice, chaque pièce rapportée en mousse présentant une section transversale de forme sensiblement triangulaire, vue de côté perpendiculairement à une ligne de plus grande pente du toit.
PCT/US2015/039527 2015-07-08 2015-07-08 Appareil et procédé destinés à des pièces rapportées de montage de module solaire WO2017007467A1 (fr)

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PCT/US2015/039527 WO2017007467A1 (fr) 2015-07-08 2015-07-08 Appareil et procédé destinés à des pièces rapportées de montage de module solaire

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PCT/US2015/039527 WO2017007467A1 (fr) 2015-07-08 2015-07-08 Appareil et procédé destinés à des pièces rapportées de montage de module solaire

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10371185B2 (en) 2017-01-09 2019-08-06 David Lynn Magnetically-controlled connectors and methods of use
US10651786B2 (en) 2018-01-08 2020-05-12 David Lynn Panel with magnetically-controlled connectors for attachment to a support member
US10971870B2 (en) 2018-08-17 2021-04-06 David Lynn Connection interface for a panel and support structure

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US10371185B2 (en) 2017-01-09 2019-08-06 David Lynn Magnetically-controlled connectors and methods of use
US10651786B2 (en) 2018-01-08 2020-05-12 David Lynn Panel with magnetically-controlled connectors for attachment to a support member
US10971870B2 (en) 2018-08-17 2021-04-06 David Lynn Connection interface for a panel and support structure

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