EP2174074A1 - Châssis de montage pour la pose intégrée aux bâtiments de modules photovoltaïques et de collecteurs solaires - Google Patents

Châssis de montage pour la pose intégrée aux bâtiments de modules photovoltaïques et de collecteurs solaires

Info

Publication number
EP2174074A1
EP2174074A1 EP08775372A EP08775372A EP2174074A1 EP 2174074 A1 EP2174074 A1 EP 2174074A1 EP 08775372 A EP08775372 A EP 08775372A EP 08775372 A EP08775372 A EP 08775372A EP 2174074 A1 EP2174074 A1 EP 2174074A1
Authority
EP
European Patent Office
Prior art keywords
mounting frame
building
support
frame according
mounting
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.)
Withdrawn
Application number
EP08775372A
Other languages
German (de)
English (en)
Inventor
Jean-Claude Weffling
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.)
WEFFLING JEAN CLAUDE
Original Assignee
WEFFLING JEAN CLAUDE
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 WEFFLING JEAN CLAUDE filed Critical WEFFLING JEAN CLAUDE
Priority to EP08775372A priority Critical patent/EP2174074A1/fr
Publication of EP2174074A1 publication Critical patent/EP2174074A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00Supporting structures for PV modules
    • H02S20/20Supporting structures directly fixed to an immovable object
    • H02S20/22Supporting structures directly fixed to an immovable object specially adapted for buildings
    • H02S20/23Supporting structures directly fixed to an immovable object specially adapted for buildings specially adapted for roof structures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S25/30Arrangement of stationary mountings or supports for solar heat collector modules using elongate rigid mounting elements extending substantially along the supporting surface, e.g. for covering buildings with solar heat collectors
    • F24S25/33Arrangement of stationary mountings or supports for solar heat collector modules using elongate rigid mounting elements extending substantially along the supporting surface, e.g. for covering buildings with solar heat collectors forming substantially planar assemblies, e.g. of coplanar or stacked profiles
    • F24S25/35Arrangement of stationary mountings or supports for solar heat collector modules using elongate rigid mounting elements extending substantially along the supporting surface, e.g. for covering buildings with solar heat collectors forming substantially planar assemblies, e.g. of coplanar or stacked profiles by means of profiles with a cross-section defining separate supporting portions for adjacent modules
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S25/60Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
    • F24S25/63Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules for fixing modules or their peripheral frames to supporting elements
    • F24S25/634Clamps; Clips
    • F24S25/636Clamps; Clips clamping by screw-threaded elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S40/00Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
    • F24S40/40Preventing corrosion; Protecting against dirt or contamination
    • F24S40/44Draining rainwater or condensation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S80/00Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
    • F24S80/70Sealing means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S2025/80Special profiles
    • F24S2025/801Special profiles having hollow parts with closed cross-section
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S2025/80Special profiles
    • F24S2025/807Special profiles having undercut grooves
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/10Photovoltaic [PV]
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/20Solar thermal
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/47Mountings or tracking
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Definitions

  • the present invention relates generally to a mounting frame for
  • the mounting frame integral part of the relevant building surface and ensures in particular for their water resistance.
  • this drainage layer is plastic sheets that are attached to the roof battens.
  • the mounting frame for the photovoltaic modules is placed on the drainage layer and secured therethrough to the roof construction.
  • the existing mounting systems have a number of
  • Wind resistance can only be guaranteed with wind speeds up to about 100-120 km / h and that they have, for example, due to the use of plastic materials, only a low salt water resistance, which restricts their use in coastal areas or prohibits.
  • An object of the present invention is to provide a mounting frame for mounting photovoltaic modules and / or solar panels, with which the disadvantages of the prior art can be overcome.
  • FIG. 1 relates to a rainwater laxative system ausgestaltetes mounting frame for building-integrated attachment of photovoltaic modules and / or solar panels to a vertical or inclined exterior building surface.
  • Said mounting frame comprises a plurality of guide rails arranged at a predetermined spacing and sealing plates arranged between each two adjacent mounting rails.
  • a mounting rail of the mounting system in each case on the side facing away from the building a first flange portion with a fastening device for fixing the photovoltaic modules and / or solar collectors, on the building facing side connected to the first flange portion via a central web second flange portion for supporting the mounting rail on the supporting structure of the building, and on the opposite side of a support rail adjacent a support for the Abdichtplatten on.
  • the sealing plates are held in position by a retainer to form a sealed joint.
  • the holding device comprises an angle profile which is fastened with its first leg portion to the side of the support rail opposite an adjacent support rail and presses the sealing plates against the support with its second leg portion.
  • the sealing plates which are made of lightweight panels (such as metallic Lightweight panels, such as aluminum or an aluminum alloy, or plates made of wood or plastic), clamped between the fixture and the support and form between the support rails a water laxative surface.
  • Adjacent sealing plates can be connected to each other with a tongue and groove connection and / or by means of a corresponding seal.
  • the system is therefore suitable for building areas with inclinations of 3 to 90 °, such as roofs or facades.
  • a support rail for use in such a building-integrated mounting frame preferably has four sides, hereinafter referred to in the mounted state of the support rail facing away from the building side as the first page, the building side facing as a third side and the adjacent support rails facing sides as well second and fourth pages are called.
  • the DIN rails on the building-facing (third) side each have a longitudinal, C-shaped groove for attaching the mounting rails on the structure of the building (eg on wooden purlins, Z-profiles, steel or concrete beams or the like) on.
  • the attachment is advantageously carried out with plain nuts, threaded rods or hammerhead screws and corresponding flange plates.
  • the fastening device for the photovoltaic modules and / or solar collectors comprises a on the building side facing away from the DIN rail longitudinal C-shaped groove, by means of which the photovoltaic modules or solar panels, for example, using commercially available clamp holders, screws and sliding nuts can be fixed.
  • the support rails are arranged substantially parallel to each other.
  • an alignment is preferably parallel to the vertical or inclination direction of the building surface, since so the water can run best.
  • a sealing profile eg a sealing lip made of a suitable material such as rubber or plastic
  • the holding device can be attached in various ways to its associated support rail, e.g. through a clamp connection.
  • the holding device is screwed to the support rail.
  • each support rail advantageously has a groove (for example a screw channel) on the side opposite an adjacent support rail, which extends longitudinally on the support rail and in which the holding device can be fastened by means of screw connection.
  • Support so attached to a central web of the support rail, that between the support and center bar a channel is formed, can be derived through the ingress of water.
  • This embodiment takes into account the fact that despite careful sealing of the connection point not can be completely ruled out that over the life of the system but not rainwater can penetrate.
  • Photovoltaic modules and / or the solar panels do not necessarily have to lie flat on the mounting frame.
  • Such mounting brackets would be attached on the one hand to the mounting rails (such as using the top groove) and on the other hand to the modules and / or collectors.
  • a preferred embodiment of the invention is further, for example, a roof or facade construction comprising a mounting frame as described above and attached to the mounting device of the mounting frame photovoltaic modules and / or solar panels.
  • the photovoltaic modules and / or solar collectors form the building facing away (and thus the visible from the outside) roof or facade surface.
  • Fig. 1 is a perspective view of a mounting frame with installed photovoltaic modules
  • Fig. 2 is an enlarged view of the detail A of Fig. 1;
  • Fig. 3 is an enlarged view of the detail B of Fig. 1; 4 shows a cross section of a mounting rail for an inventive mounting frame.
  • FIGS. 1-3 show, to illustrate the invention, an inner roof
  • Mounting rack system 10 for fixing photovoltaic modules 12 on the supporting structure of a building. Together with the photovoltaic modules 12, the mounting frame 10 forms a roof or facade construction in which the photovoltaic modules represent the façade surface facing away from the building.
  • the structure is represented by a plurality of parallel steel beams 14 in Z-profile construction.
  • the structure of the building could include beams of a different type or of another material (for example wooden purlins, concrete beams, etc.)
  • the structure is as rainwater laxative system for
  • Building surfaces such as with sloping ceilings, designed with 3 to 90 ° inclination. Due to the possibility of application up to 90 °, the mounting system 10 is also suitable for facade applications.
  • Core of the mounting frame 10 are several transverse to the
  • a mounting rail 16 comprises on the first (side facing away from the supporting structure) a first flange portion 18 for supporting the photovoltaic modules 12, on the third (the structure facing) side a second flange portion 20 for supporting on the supporting structure.
  • the two flange portions 18, 20 are interconnected by a central web 22.
  • the central web 22 comprises a first and a second wall 24, 26, which define between the flange sections 18, 20, the second and the fourth side of the support rail 16 and are connected to each other via transverse webs 28, 30 to form a cavity 32.
  • At the first side of the support rail 16 form the first
  • the Flange portion, the walls 24, 26 and the transverse web 28 has a longitudinal C-shaped groove 36 in which the photovoltaic modules, as shown in Figures 2 and 3, are fastened with clamping devices 38 on the mounting rail 16.
  • the second flange portion, the walls 24, 26 and the cross bar 30 form a longitudinal C-shaped groove 34, by means of which the support rail 16 is attached to the supporting structure of the building. This is preferably done by means of sliding nuts and threaded rods 40 which are fixed in the groove on both sides of the steel beam 14, and a corresponding flange plate 42, which is pressed by the threaded rods 40 from the rear to the steel beam 14.
  • Each support rail 16 has further on the second and fourth side in each case a support 44, 46 and attachment points 48 for a respective support 44, 46 associated holding device 50.
  • the supports 44, 46 serve to support the sealing plates 52, which sealingly close the spaces between the parallel aligned support rails 16 and form a surface over which the rainwater can drain.
  • the supports 44, 46 and the holding device 50 are designed so that they clamp a sealing plate 52 to form a tight connection point between them.
  • a support 44, 46 each comprises a holder 58 for a sealing lip 60 and a bracket portion 54, which connects the holder 58 with the wall 24 or 26 of the central web 22 and forms together with this a channel 56.
  • the holding device 50 comprises an angle section which is fastened with its first leg to the fastening points 48 of the wall 24 or 26 of the central web 22 and has on its second leg a sealing lip 62, by means of which it presses the sealing plate 52 against the second leg opposite bearing 44 ,
  • the attachment points 48 and the dimensions of the holding device 50 are coordinated such that the Abdichtplatten 52 with the proper pressure on the support 44 are pressed, which guarantees optimum tightness of the joint. This is achieved, for example, that the fastening points 48 at least in the direction transverse to the longitudinal axis of the support rail 16 direction (in Fig. 4 so in the vertical direction) are fixed and the fixture 50 when mounting only little or no play permits.
  • the fastening points 48 as threaded holes or as a longitudinal screw (ie, a groove whose width is so to the screws
  • the holding device 50 may be configured in the holding device 50 as extending in the longitudinal direction slots.
  • an optimal positioning of the holding device 50 can also be achieved independently of the attachment points 48 by providing positioning aids on the central web 22 and / or on the holding device 50.
  • the fitting on the wall 24 or 26 part of the holding device may be provided with a rib, or a groove, which cooperates with a corresponding groove or rib, in the wall 24 or 26 as a positioning aid.
  • the flange area 18 for the correspondingly dimensioned holding device 50 could also form a stop.
  • the channel 56 is provided, via which the water can then be removed.
  • the inserted between the support rails 16 sealing plates 52 advantageously have a strength that allows the committing, such as by the fitter or maintenance personnel (if not by the inclination of Building area is excluded).
  • a sealing plates 52 lightweight panels of aluminum or an aluminum alloy are considered, which have a sandwich structure with two cover plates 66, 68 and a fixed between the cover layers 66, 68 wave or honeycomb spacer plate 70.
  • Lightweight panels with wavy spacer plates are available, for example, as Metawell TM lightweight panels.
  • lightweight construction composite panels in sandwich construction with a honeycomb or wave-shaped spacer plate, which is bonded on both sides with fiber composite cover layers, such as those offered by the company Eurocomposites are considered suitable as Abdichtplatten.
  • Adjacent sealing plates 52 are connected to one another preferably with tongue and groove connections or via a seal, so that in each case between two adjacent mounting rails 16, a continuous surface is formed.
  • the mounting rails 16 are preferably made of lightweight construction material, e.g. Aluminum or an aluminum alloy.
  • the dimensions of the support rails 16 are selected so that it can bridge the distances between the steel beams 14 (or other attachment points on the structure) and the targeted wind speed approval is achieved.
  • the support rails in cross-section dimensions (width and height) of about 6- 10 cm.
  • the length of the support rails 16 is selected according to the needs of the structure.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
  • Photovoltaic Devices (AREA)

Abstract

Le châssis de montage (10) selon l'invention arrangé comme un système d'éloignement de l'eau de pluie pour la pose intégrée aux bâtiments de modules photovoltaïques (12) et/ou de collecteurs solaires sur une surface extérieure de bâtiment verticale ou inclinée comprend plusieurs profilés-supports (16) disposés à une distance donnée ainsi que des plaques d'étanchéité de construction légère (52) disposées chacune entre deux profilés supports adjacents. Un profilé-support du système de montage comporte respectivement du côté éloigné du bâtiment une première section de bride (18) avec un dispositif de fixation servant à fixer les modules photovoltaïques et/ou les collecteurs solaires, du côté tourné vers le bâtiment une deuxième section de bride (20) connectée à la première section de bride au moyen d'un chevalet central (22) afin d'arc-bouter le profilé-support sur la structure du bâtiment, ainsi qu'un appui (44, 46) pour les plaques d'étanchéité de construction légère sur les côtés en face du profilé support adjacent. Les plaques d'étanchéité (52) sont maintenues en position par un profil angulaire (56) via la construction d'un emplacement de liaison étanche.
EP08775372A 2007-08-07 2008-07-30 Châssis de montage pour la pose intégrée aux bâtiments de modules photovoltaïques et de collecteurs solaires Withdrawn EP2174074A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08775372A EP2174074A1 (fr) 2007-08-07 2008-07-30 Châssis de montage pour la pose intégrée aux bâtiments de modules photovoltaïques et de collecteurs solaires

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07113928A EP2023059A1 (fr) 2007-08-07 2007-08-07 Cadre de montage destiné à l'application intégrée dans le bâtiment de modules photovoltaïques et collecteur solaire
PCT/EP2008/060003 WO2009019181A1 (fr) 2007-08-07 2008-07-30 Châssis de montage pour la pose intégrée aux bâtiments de modules photovoltaïques et de collecteurs solaires
EP08775372A EP2174074A1 (fr) 2007-08-07 2008-07-30 Châssis de montage pour la pose intégrée aux bâtiments de modules photovoltaïques et de collecteurs solaires

Publications (1)

Publication Number Publication Date
EP2174074A1 true EP2174074A1 (fr) 2010-04-14

Family

ID=38827437

Family Applications (2)

Application Number Title Priority Date Filing Date
EP07113928A Withdrawn EP2023059A1 (fr) 2007-08-07 2007-08-07 Cadre de montage destiné à l'application intégrée dans le bâtiment de modules photovoltaïques et collecteur solaire
EP08775372A Withdrawn EP2174074A1 (fr) 2007-08-07 2008-07-30 Châssis de montage pour la pose intégrée aux bâtiments de modules photovoltaïques et de collecteurs solaires

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP07113928A Withdrawn EP2023059A1 (fr) 2007-08-07 2007-08-07 Cadre de montage destiné à l'application intégrée dans le bâtiment de modules photovoltaïques et collecteur solaire

Country Status (2)

Country Link
EP (2) EP2023059A1 (fr)
WO (1) WO2009019181A1 (fr)

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FR2944037B1 (fr) * 2009-04-03 2015-05-08 Barsolis Support pour equipement photovoltaique, et dispositif d'integration pour equipement photovoltaique comprenant un tel support.
IT1394291B1 (it) * 2009-05-06 2012-06-06 Ecojoule S R L Sistema di supporto in particolare per moduli fotovoltaici
FR2949487B1 (fr) * 2009-08-26 2011-09-23 Delph Structure d'integration de panneaux photovoltaiques, profil filant, traverses et pinces pour une telle structure
WO2011045185A2 (fr) * 2009-10-12 2011-04-21 Fischer Lichtsysteme Gmbh Système de montage pour modules solaires et installation solaire équipée de ce système de montage
FR2951479B1 (fr) * 2009-10-16 2014-01-17 Wilson Coelho Structure support de panneaux solaires pour toiture de batiment
FR2951478A1 (fr) * 2009-10-16 2011-04-22 Wilson Coelho Ecran de sous toiture dependant d'une structure support de panneaux solaires
FR2951758B1 (fr) * 2009-10-28 2013-12-27 Valsolar Systeme pour toiture
DE202010006377U1 (de) * 2010-05-03 2010-08-05 Abakus Solar Ag Unterkonstruktion für Solaranlage
FR2960625A1 (fr) * 2010-05-26 2011-12-02 Energysol Dispositif de support etanche de panneaux solaires pour toutes toitures
EP2447621A1 (fr) 2010-11-01 2012-05-02 Ingenieurbüro Minthe Système de support destiné au montage de modules solaires
IT1402698B1 (it) * 2010-11-09 2013-09-13 Koncentra Group S R L Collettore fotovoltaico
FR2971836B1 (fr) * 2011-02-18 2016-02-19 Tenesol Structure de montage, kit pour la realisation d'une telle structure, systeme de recuperation d'energie solaire comprenant une telle structure et installation comprenant un tel systeme
FR2971838A1 (fr) * 2011-02-18 2012-08-24 Tenesol Structure de montage, kit pour la realisation d'une telle structure, systeme de recuperation d'energie solaire comprenant une telle structure et installation comprenant un tel systeme
US10673373B2 (en) 2016-02-12 2020-06-02 Solarcity Corporation Building integrated photovoltaic roofing assemblies and associated systems and methods
CN107965503A (zh) * 2017-12-15 2018-04-27 南京万帆电气设备有限公司 一种用于光伏建筑排水支撑结构
CN108360756A (zh) * 2018-05-16 2018-08-03 蚌埠时代塑业有限公司 光伏瓦的上横框型材

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Also Published As

Publication number Publication date
EP2023059A1 (fr) 2009-02-11
WO2009019181A1 (fr) 2009-02-12

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