WO2013080202A1 - Systèmes solaires modulaires permettant un assemblage rapide - Google Patents

Systèmes solaires modulaires permettant un assemblage rapide Download PDF

Info

Publication number
WO2013080202A1
WO2013080202A1 PCT/IL2012/050478 IL2012050478W WO2013080202A1 WO 2013080202 A1 WO2013080202 A1 WO 2013080202A1 IL 2012050478 W IL2012050478 W IL 2012050478W WO 2013080202 A1 WO2013080202 A1 WO 2013080202A1
Authority
WO
WIPO (PCT)
Prior art keywords
collectors
solar system
modular solar
energy
collector
Prior art date
Application number
PCT/IL2012/050478
Other languages
English (en)
Inventor
Eli Schwartz
Giora Nir
Original Assignee
Sahar G.N. International Ltd.
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 Sahar G.N. International Ltd. filed Critical Sahar G.N. International Ltd.
Publication of WO2013080202A1 publication Critical patent/WO2013080202A1/fr
Priority to US14/019,472 priority Critical patent/US9349899B2/en
Priority to IL232983A priority patent/IL232983A0/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
    • H01L31/0547—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means comprising light concentrating means of the reflecting type, e.g. parabolic mirrors, concentrators using total internal reflection
    • 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
    • F24S20/20—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • F24S23/74—Arrangements for concentrating solar-rays for solar heat collectors with reflectors with trough-shaped or cylindro-parabolic reflective surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00—Arrangements for moving or orienting solar heat collector modules
    • F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
    • F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
    • F24S30/425—Horizontal axis
    • 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
    • H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00—Solar heat collectors using working fluids
    • F24S10/25—Solar heat collectors using working fluids having two or more passages for the same working fluid layered in direction of solar-rays, e.g. having upper circulation channels connected with lower circulation channels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • F24S2023/83—Other shapes
    • F24S2023/834—Other shapes trough-shaped
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • F24S2023/86—Arrangements for concentrating solar-rays for solar heat collectors with reflectors in the form of reflective coatings
    • 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
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/47—Mountings or tracking
    • 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
    • Y02E10/52—PV systems with concentrators

Definitions

  • the present invention generally relates to solar systems in which solar energy is concentrated for purposes of generating heat or power. More particularly, the present invention relates to a modular solar system for providing concentrated solar energy to act as an energy source, wherein the modular solar system can assembled within hours, on location in the field, from pre -made portable units.
  • 'tubing' or 'piping' relates hereinafter in a non-limiting manner to any conduit through which a liquid or gas can flow without referring to the type of material (though if high heat is involved we generally mean metal or some other heat-capable material) and, as is common in the art, a pipe generally refers to a nonflexible conduit and a tube means flexible.
  • the term 'collector' relates hereinafter in a non- limiting manner to the generally parabolic shaped reflecting surface which incident solar radiation first impacts.
  • the term 'receiver' relates hereinafter in a non-limiting manner to the surface which receives the incident solar energy from the collector.
  • the receiver is also responsible for transferring the received energy to the working fluid flowing within.
  • working fluid refers to any liquid or gas which absorbs the energy received by the receiver. If the fluid is a liquid, it may be advantageous for it to be converted to its gas phase with an attendant expansion which may be useful for driving a piston. Such is common in solar powered steam generators.
  • the working fluid could be water as in the case of some residential solar hot water systems. In colder climates when exposed pipes can freeze if they contain water, it is more typical to use antifreeze for the working fluid.
  • 'solar-tracking' is used interchangeably with 'sun- folio wing' and refers to any method or mechanism aimed to keep a constant angle with respect to the position of the sun. Specifically, here, it means keeping the angle of the short dimension of the reflecting surfaces at a constant angle to the sun.
  • the system is designed, in some embodiments of the present invention, to receive incident solar energy, concentrate it on a receiver surface and then use the concentrated energy to heat a working fluid which is then used for a number of possible applications.
  • the term 'greenhouse effect' will refer to solar radiation which is indirect rather than directly from the sun. Such radiation comes from that reflected from nearby objects such as bodies of water, buildings, the sky, and so forth.
  • the principal intentions of the present invention include proving a modular solar system, facilitated to collect a substantial portion of the direct and indirect solar energy incident on the area occupied by the collector and use it to either generate electricity, or heat working fluid, or both.
  • a medium size system or a large modular solar system can be transported on land to an operation-field-location in separate modules, sized to fit on standard containers.
  • Each individual module of the modular solar system and can be assembled on site within a working day by two persons.
  • the principal intentions of the present invention further include proving a rapid assembly method.
  • the assembly of the main frame of a large unit (27 m 2 ) can be done in 2-3 hours by two workers.
  • the remaining construction and check-out is typically done within 2-3 additional hours.
  • several modular solar systems, according to the present invention a can be constructed within one day.
  • the principal intentions of the present invention further include proving a modular solar system having portable components, to thereby facilitate on site assembly and possibly, partial manufacturing.
  • Components are designed with minimal internal space.
  • Components are designed to fit on standard container for shipping.
  • a large number of modular solar system units may be shipped inside one standard container, wherein the number of units depends on the size of a single modular solar system unit, in particular the number of the individual-collectors in a collectors-assembly.
  • Each major component is pre-made and thereby, the modular solar system of the present invention can be assembled in the field, on location. Alternatively, the individual-collectors may be manufactured on site.
  • the principal intentions of the present invention further include proving a low- cost modular solar system.
  • Each component is designed from standard and low cost materials. No exotic or specialty materials are required, except for the Mylar reflective material. Construction is designed to be rapid with minimum personnel to lower construction cost.
  • a modular solar system for collecting solar energy, adapted to be assembled on site.
  • the modular solar system includes a solar energy collectors-assembly, having a multiplicity of substantially identical individual-collectors, arranged in at least one row.
  • Each individual-collector includes a rigid body and a mirror-grade polished metal sheet operatively facing the sun.
  • the modular solar system further includes an energy-receiving-module adapted to absorb the solar energy, a shaft, a frame assembly, a stand, disposed on rigid surface, a control-subsystem, a motor and a sun-following mechanism coupled to operate with the control-subsystem.
  • the shaft is securely attached to the stand, wherein the frame assembly secures together the at least one row of individual-collectors, and is either pivotally attached or securely attached to the shaft.
  • the control-subsystem is adapted to activate the motor in order to pivotally position the collectors-assembly, with respect to the stand, such that the collected energy is directed at the energy-receiving-module, during daylight hours, as indicated by the sun-following mechanism.
  • the frame-assembly is designed to be assembled, with no limitation, by no more than two people, wherein simple, portable cranes assist with construction.
  • the frame- assembly includes two, substantially upright stands, two collectors' side holders, collectors' tightening rods, and preferably, an energy-receiving-module supporting structures.
  • the main frame profiles of the frame-assembly are made of rigid materials, such as steel, for stiffness. Typically, most of the components of the frame-assembly are assembled with bolts and lock washers, and typically, with no welding.
  • each of the individual-collector further includes at least one laterally disposed threading-tube, integrated into the rigid body, and wherein the solar collectors- assembly further includes at least one tie-rod.
  • Each of the lateral threading-tubes forms an elongated-open-tube, when the individual-collectors are arranged in a row, wherein each of the tie-rods is inserted through a respective elongated-open-tube and is tightly secured to the frame assembly.
  • the collectors are very light in weight but are also very stiff to avoid optical distortion.
  • the mirror-grade polished metal sheet may be burnished to yield a mirror- grade polished surface.
  • the mirror-grade polished metal sheet may be coated with of highly reflective film, such as Mylar reflective film, having a mirror-grade polished surface.
  • Each individual-collector of the collectors-assembly is fabricated by a mold to thereby guarantee a specific contour of the collector.
  • the mold is made of rigid materials, such as steel, to ensure stiffness.
  • the mold is preferably made from fool-proof parts to prevent miss-assembly.
  • Each individual-collector is constructed of lightweight sheet- metals coated with reflective materials such as Mylar reflective film ("Mylar"), having high reflective properties. Mylar is lightweight and is Mylar is typically applied onto a sheet-metal with rollers.
  • Stiffness is provided to an individual-collector by either using fiberglass for the sheet-metal frame, or by a foam-filled sheet-metal box.
  • the sheet-metal are not coated but burnished to yield a mirror- grade polished surface.
  • the burnished mirror-grade polished metal sheet is made of aluminum, stainless steel or any other metal sheet.
  • the frame assembly includes a pivotal-mechanism, such as bearings, adapted to facilitate pivotal motion of the frame assembly about the shaft.
  • the control-subsystem is adapted to activate the motor in order to pivotally position the collectors-assembly, with respect to the shaft, such that the collected energy is directed at the energy-receiving-module, during daylight hours.
  • the collectors-assembly includes two wings of rows of individual- collectors, wherein each of the wings includes at least one row of the individual- collectors, and wherein the frame assembly includes a ladder bar forming a gap between the two wings.
  • 20110017273 includes an elongated housing having a generally triangular prism shape, and an energy receiving unit made of tubing arranged either in a circle or drawn aluminum.
  • the housing facets are enclosed by walls made of substantially clear materials, such as glass ("glass").
  • the panels can be either clear glass or PV panels. Angles of the glass panels are optimally preconfigured to minimized reflective losses. Typically, the glass panels are held in position using standard rubber grommets.
  • the glass encasing increases heat absorption from indirect radiation, due to greenhouse effect.
  • the energy-receiving-module includes an elongated receiver-housing, having a generally triangular prism shape, wherein a first face of the prism shaped receiver-housing faces away from the wings, and each of the other two faces of the prism shaped receiver-housing face a respective wing.
  • the faces of the prism shaped receiver-housing are enclosed by substantially transparent materials, such as glass.
  • the first face of the prism shaped receiver-housing is enclosed by heat insulation materials.
  • PV panels are securely attached onto the external surface of the first face of the prism shaped receiver-housing.
  • the faces of the prism shaped receiver-housing are enclosed by PV panels, being the energy-receiving-module.
  • the energy-receiving-module further includes a stationary receiver, wherein a working fluid absorbs the solar energy, when situated within the receiver.
  • the receiver is securely mounted onto or is part of the shaft, wherein the shaft is adapted to facilitate the working fluid to flow in and out of the receiver.
  • the receiver includes a multiplicity of interconnected pipes disposed proximal to an outer enclosure of the receiver.
  • the receiver includes an extruded body having an external and two open ends, wherein the two open ends are sealingly enclosed by a pair of fitted caps.
  • the extruded body is a pipe having an inner space formed by an inner surface, wherein the extruded body includes a multiplicity of passageways separated by internal walls, disposed longitudinally between the two open ends, and wherein the passageways are interconnected to form a single elongated-passageway having one flow-inlet and one flow-outlet, being in flow communication with fitted openings formed in the caps.
  • the passageways are arranged in pairs, wherein each pair of the passageways is bounded by sealed walls, wherein the pair of passageways are separated by a nibbled-wall, facilitating flow of fluid between the passageways of that pair of passageways.
  • An internal wall that is a sealed wall at one of the open ends of the extruded body, is a nibbled wall at the other open end of the extruded body, to thereby form the single elongated-passageway, when enclosed by the caps.
  • inner-pipes are inserted through the passageways, wherein the inner- pipes are sealingly interconnected by a connecting member disposed in the space formed at the nibbled-wall to thereby form a single elongated pipe, having a first end passing through the flow-inlet, and connected to the fitted opening formed in a first cap, and second end passing through the flow-outlet and connected to the fitted opening formed in the second cap.
  • the caps include pairing members, integrated therein, wherein each of the pairing members is adapted to sealingly enclose preconfigured pairs of the passageways, facilitating flow of fluid between the passageways of the pair of passageways, when enclosed by the caps.
  • the pairing members of a respective one of the caps is configured to enclose non-overlapping adjacent pairs of the passageways, with respect to the pairing members of the other cap, to thereby form the single elongated-passageway.
  • the extruded body further includes an alignment hollow cavity, formed at the open ends, facilitating fast and error- free enclosure of the pair of caps.
  • the caps are substantially identical.
  • the working fluid is liquid, such as water, or gas.
  • the individual-collectors are fabricated by molding from materials selected from the group including polymers and fiberglass.
  • An aspect of the present invention is to provide a method for assembling the modular solar system, adapted for shipping by land vehicles, when unassembled.
  • the method includes the steps of providing the unassembled modular solar system, providing at least a one cranes and preferably two, each adapted for shipping by land vehicles, and erecting the crane.
  • the cranes are in folded form to facilitate fast erection.
  • the method further includes the steps of hanging energy-receiving-module onto the cranes; assembling the frame assembly; mounting the individual-collectors of each of the collectors-assembly onto a preconfigured section of the frame assembly; securing the individual-collectors of each of the collectors-assembly to the frame assembly; mounting the stands onto the shaft; and disposing the stand onto a rigid surface typically a substantially planner surface.
  • each member of the modular solar system is designed such that the member can be lifted by two persons.
  • each of the individual-collector further includes at least one laterally disposed threading-tube, integrated into the rigid body, and the solar collectors-assembly further includes at least one tie-rod.
  • Each of the lateral threading-tubes forms an elongated-open-tube, in the mounting step of the individual-collectors of each of the collectors-assembly onto the frame assembly.
  • the step of securing the individual- collectors to the frame assembly includes inserting the tie-rods through respective elongated-open-tubes and tightly securing the tie-rods to the frame assembly.
  • An aspect of the present invention is to provide a method of manufacturing a solar energy collector, having a reflective surface, including the step of providing a mold having a base part with a shaping surface, and a pressing top part with a pressing surface, wherein the shaping surface has a convex curvature having a preconfigured arc, preferably a generally parabolic arc, aimed to form the curvature arc of the solar energy collector; and wherein the pressing surface has a preconfigured curvature.
  • the method further includes the step of forming a collector-frame having two straight-side walls and two curved-side walls, with curvatures that match the respective curvatures of the shaping surface and the pressing surface.
  • the method further includes the steps of placing a reflective sheet on the shaping surface, having preconfigured dimensions of the reflective surface the solar energy collector; placing the collector-frame on top of the reflective sheet; placing spacers, having preconfigured height, the set the thickness of the solar energy collector being manufactured; filing the inner space of frame with foam of a preconfigured material; placing a back-cover-sheet, having preconfigured dimensions, on top of the collector- frame; placing the pressing top part of the mold on top of the back-cover-sheet; and waiting until the foam cools down and hardens.
  • the pressing surface of the pressing part is concave.
  • the method further includes the step of providing a mold as in claim 29, wherein the base part further includes raised-side-walls adapted to accommodate the side walls of the collector-frame, wherein the raised-side-walls have a height that is at least half the height of the side walls of the collector-frame and less than the full height of the side walls of the collector-frame, and wherein niches) are formed in the raised- side -walls, at preconfigured locations, extending down to a preconfigured height. This is to ensure alignments between adjacent individual collectors, when being assembled.
  • the method further includes the steps of placing threading-tube inside the collector-frame, wherein the threading-tube are held in position by spacer-nipples, inserted through respective, fitted apertures formed in the side walls of the collector- frame; and when placing the collector-frame on top of the reflective sheet, placing the spacer-nipples into the niches, formed in the raised- side -walls.
  • Fig. 1 is a perspective view illustration of a modular solar system for collecting solar energy, according to embodiments of the present invention.
  • Fig. 2 is a perspective view illustration of a portion of the modular solar system shown in Fig. 1.
  • Fig. 3 is a bottom perspective view illustration of an individual-collector, according to embodiments of the present invention.
  • Fig. 4 is a perspective view illustration of the individual-collector shown in Fig. 3.
  • Fig. 5 is a perspective exploded view illustration of the individual-collector shown in Fig. 3, and a mold for manufacturing thereof.
  • Fig. 6 is a perspective exploded view illustration of the individual-collector and the bottom part of the mold, as shown in Fig. 5, wherein to back cover of the individual- collector has been removed for illustrative purposes only.
  • Fig. 7 is a perspective exploded view illustration of the individual-collector and the mold, as shown in Fig. 5, in a molding state.
  • Fig. 8a is a top/bottom-side, partially sectioned view of a pair of individual-collectors, assembled together using fitted spacers, according to variations of the present invention.
  • Fig. 8b is a perspective view illustration of the initial assembly step of the collectors- assembly, being assembled from individual-collectors, according to embodiments of the present invention.
  • Fig. 9 is a perspective view illustration of a portion of the modular solar system shown in Fig. 1, showing the interrelation between the energy-receiving-module and the collectors-assembly, wherein the energy-receiving-module is disposed at the focal zone of the collectors-assembly.
  • Fig. 10 is a perspective cross-sectional view illustration of a portion of the energy- receiving-module of the modular solar system shown in Fig. 1.
  • Fig. 11 is a perspective cross-sectional view illustration of a portion of the modular solar system shown in Fig. 1, showing the motion interrelation between the energy-receiving- module and the main frame assembly.
  • Fig. 12 is a perspective view illustration of a portion of the modular solar system shown in Fig. 1, showing an example tightening mechanism of the collectors' tightening bars.
  • Fig. 13 is a top perspective view illustration of a portion of the modular solar system shown in Fig. 1, showing a portion of the mechanism for securely attaching the energy- receiving-module to the collectors-assembly.
  • Fig. 14 is a perspective view illustration of a portion of the modular solar system shown in Fig. 1, showing an example ladder bar interconnecting the two rows of collectors.
  • Fig. 15 is a perspective view illustration of a portion of the modular solar system shown in Fig. 1, showing the interrelation between the collectors and a collectors' tightening bar.
  • Fig. 16 (prior art) illustrates a non-dimensional ly scaled cross-sectional view of a receiver subsystem.
  • Fig. 17 is a side view illustration of an extruded receiver unit, according to an embodiment of the present invention.
  • Fig. 18 is a perspective view illustration of the receiver shown in Fig. 17.
  • Fig. 19 is a detailed view of window A, as shown in Fig. 18.
  • Fig. 20 is a perspective view illustration of the receiver shown in Fig. 17, having one of the two caps removed, for illustrative purposes only.
  • Fig. 21 is a detailed view of window B, as shown in Fig. 20.
  • Fig. 22 is a perspective view illustration of the receiver shown in Fig. 17, having an inner elongated pipe, according to variations of the present invention.
  • Fig. 23 is a perspective view illustration of the receiver shown in Fig. 17, wherein the inner elongated pipe is formed by pairing members integrated in the enclosing caps, according to variations of the present invention.
  • Fig. 24 is a perspective view illustration of a variation of the modular solar system for collecting solar energy shown in Fig. 1.
  • Fig. 25a is a perspective view illustration of another variation of the modular solar system for collecting solar energy, wherein the receiver includes PV panels.
  • Fig. 25b depicts a solar system, as shown in Fig. 25a, having a PV panel.
  • Fig. 26 illustrates a foldable crane, used for erecting a modular solar system, as shown in Fig. 1, according to variations of the present invention.
  • Fig. 27 depicts a partially assembled modular solar system, as shown in Fig. 1, partially assembled modular solar system being suspended between two cranes.
  • Fig. 28 is a flow-chart diagram outlining an exemplary assembly method for erecting a modular solar system, as shown in Fig. 1, utilizing a pair of cranes as shown in Figs. 26- 27, according to embodiments of the present invention.
  • An embodiment is an example or implementation of the inventions.
  • the various appearances of "one embodiment,” “an embodiment” or “some embodiments” do not necessarily all refer to the same embodiments.
  • various features of the invention may be described in the context of a single embodiment, the features may also be provided separately or in any suitable combination. Conversely, although the invention may be described herein in the context of separate embodiments for clarity, the invention may also be implemented in a single embodiment.
  • Methods of the present invention may be implemented by performing or completing manually, automatically, or a combination thereof, selected steps or tasks.
  • the term "method” refers to manners, means, techniques and procedures for accomplishing a given task including, but not limited to, those manners, means, techniques and procedures either known to, or readily developed from known manners, means, techniques and procedures by practitioners of the art to which the invention belongs.
  • the descriptions, examples, methods and materials presented in the claims and the specification are not to be construed as limiting but rather as illustrative only.
  • Fig. 1 is a perspective view illustration of a modular solar system 100, according to embodiments of the present invention.
  • Fig. 2 is a perspective view illustration of a portion of the modular solar system 100.
  • Modular solar system 100 includes a solar energy collectors-assembly 110, an energy-receiving- module 120, a frame assembly and a motor facilitating pivotal motion of the collectors- assembly, by a sun-following mechanism, and a control-subsystem.
  • the frame assembly includes a pair of butterfly-structures 130 a pair of stands 140, longitudinal bars 114 and 116, and cross bars 158.
  • Collectors-assembly 110 includes a multiplicity of substantially identical individual-collectors 112 arranged in rows, for example, in two rows 110a and 110b. Reference is also made to Fig. 3, a bottom perspective view illustration of an individual- collector 112, according to embodiments of the present invention; and to Fig. 4, a top perspective view illustration of individual-collector 112.
  • An individual-collector 112 includes a concave reflecting sheet 170, a collector-frame 176 and, typically, with no limitation, a convex back-cover-sheet 178.
  • Concave reflecting sheet 170 is typically constructed of lightweight sheet-metals or fiberglass (or any other material with similar properties) coated with reflective materials such as, with no limitations, Mylar® reflective film (“Mylar”), having high reflective properties. Mylar is lightweight is typically applied to the sheet-metal with rollers. Stiffhess is provided to an individual-collector 112 by either using fiberglass on the sheet-metal frame 176 or preferably, by foam-filled sheet-metal box formed by concave reflecting sheet 170, collector-frame 176 and convex back-cover-sheet 178. Individual-collectors 112 are very light in weight but are also very stiff to avoid optical distortion. The concave curvature of reflecting sheet 170 is designed to be substantially optimal for specific PV panel, but can also be used for thermal applications, wherein no modification is required to the individual-collector 112.
  • Each individual-collector 112 is preferably fabricated by a mold to thereby guarantee a specific contour of the individual-collector 112.
  • Fig. 5 a perspective exploded view illustration of individual-collector 112, and the mold for manufacturing thereof;
  • Fig. 6 a perspective exploded view illustration of individual-collector 112 and the base part 200 of the mold, wherein the back-cover-sheet (178) of individual-collector 112 has been removed for illustrative purposes only; and to Fig. 7, a perspective exploded view illustration of individual-collector 112 and the mold, in a molding state.
  • the mold includes a base part 200 and a pressing part 250, wherein concave reflecting sheet 170 is pressed against the top convex surface of base part 200, and back-cover-sheet 178 is pressed down by the concave bottom surface of pressing part 250.
  • spacers 70 are used when molding, to hold the collector sheets 170 and 178 in place.
  • the mold is made of substantially rigid materials, such as steel, to ensure stiffness.
  • the mold is made from fool-proof parts to prevent miss-assembly.
  • individual-collectors 112 include threading-tubes 174, facilitating tie- rod assembly.
  • Threading-tubes 174 are an integral part of each individual-collector 112 and are aligned during manufacturing, at preconfigured positions.
  • Apertures 172 are formed in the sides of frame 176 at preconfigured positions, wherein threading-tubes 174 are securely attached to sides of frame 176 such that apertures 172 coincides with the openings of threading-tubes 174.
  • each individual tube threading-174 has a larger end-pipe-interface 173 securely attached at each end of individual threading-tube 174, such that the internal diameter of end-pipe- interface 173 is facilitated to fittingly accommodate the external diameter of threading- tube 174 as well as the external diameter of a threading-tube 174.
  • Base part 200 further includes raised-side-walls 201, adapted to accommodate side walls 176, wherein raised-side- walls 201 have a height that is at least half the height of side walls 176 and less than the full height of side walls 176, and wherein niches 202 are formed in side walls 176, at preconfigured locations, extending down to a preconfigured height, to ensure alignments between adjacent individual-collectors 112.
  • Spacer-nipples 300 are removably fitted into openings of end-pipe-interface 173 or an elongated tie-rod 302 is fittingly passed through threading-tubes 174 or any other similar methods, and wherein the open end of spacer-nipples 300 or elongated tie-rod 302 is fittingly disposed inside the respective niche 202, such that when molding, threading-tubes 174 are repetitively aligned, facilitating interconnecting of individual- collectors 112 to form a single row, with no misalignments.
  • an aspect of the present invention is to provide a modular solar system, having portable components, to thereby facilitate on-site assembly and possibly, partially manufacturing, including the molding of the individual-collectors 112.
  • FIG. 8a a side, partially sectioned view of a pair of individual-collectors 112, assembled together using spacer-nipples 300; and Fig. 8b, a top perspective view illustration of the initial assembly step of collectors-assembly 110 from individual-collectors 112, according to embodiments of the present invention.
  • a spacer is inserted inside adjacent end-pipe-interface 173 of the respective threading-tube 174 of each individual- collector 112.
  • the inner of spacer-nipples 300 is substantially the same as the inner diameter of threading-tube 174, to thereby facilitate smooth passage inside threading-tubes 174 throughout each row of collectors-assemblies 110.
  • a tie-rod assembly is, for example, used.
  • Elongated tie-rods 302 is fittingly passed through respective threading- tubes 174 and through respective holes 131 (see Fig. 1), formed at corresponding preconfigured locations in enclosing bars 132 of butterfly-structures 130, to coincide with the respective apertures 172 of the adjacent individual-collector 112, and are securely tightened to the respective butterfly-structures 130.
  • FIG. 9 a perspective view illustration of a portion of modular solar system 100, showing the interrelation between energy-receiving-module 120 and collectors-assembly 110; to Fig. 10, a perspective cross-sectional view illustration of a portion of the modular solar system 100, showing interrelation between energy-receiving-module 120 and the main frame assembly; and to Fig. 11, a perspective cross-sectional view illustration of a portion of the modular solar system 100, showing more angles of the interrelation between the energy-receiving-module 120 and the main frame assembly.
  • the energy-receiving-module 120 includes two main components: a receiver unit 122, made of tubing and arranged either in a circle or drawn aluminum, and an elongated receiver-housing 124 having a generally triangular prism shape.
  • Receiver unit 122 and the whole water circulation system, including a pump, is similar to the receiver unit (60) as shown in Fig. 16a (prior art) and described in US patent application 20110017273.
  • receiver unit 122 has multiple water paths, facilitating high flow rate.
  • standard tubing is used for thermal applications, and is typically either made of copper or galvanized steel.
  • elongated receiver-housing 124 has a drawn aluminum frame and is enclosed by walls made of substantially clear materials, such as glass ("glass”), and wherein the walls can be either protecting clear glass panels or PV panels.
  • substantially clear materials such as glass (“glass”)
  • PV panels substantially clear materials
  • the PV application is similar to what is described in US patent application 20110017273.
  • the angles of the glass panels are optimally preconfigured to minimized reflective loss.
  • the glass panels are held in position using standard rubber grommets. It should be noted that the glass encasing increases heat absorption from indirect radiation, due to the greenhouse effect.
  • the elongated receiver-housing 124 has a generally triangular prism shape, wherein a first face of the prism shaped receiver- housing 124 faces away from wings 135, and each of the other two faces of the prism shaped receiver-housing 124, face a respective wing 135.
  • the main frame assembly includes a pair of butterfly-structures 130 a pair of stands 140, longitudinal bars 114 and 116, and cross bars 158.
  • Fig. 12 a perspective view illustration of a portion of the modular solar system 100, showing an example tightening mechanism of the collectors' tightening bars 114; to Fig. 13, a top perspective view illustration of a portion of the modular solar system 100, showing a portion of the mechanism securely attaching energy-receiving-module 120 and collectors-assembly 110; to Fig. 14, a perspective cross-sectional view illustration of a portion of the modular solar system 100, showing ladder bar 116 interconnecting the two rows of collectors; and to Fig. 15, a perspective view illustration of a portion of the modular solar system 100, showing the interrelation between collectors 112 and a collectors' tightening bar 114.
  • Each row of individual-collectors 112 is tightenly encased into a collectors- assembly 110 by butterfly-structures 130, longitudinal bars 114 and a longitudinal side of ladder bar 116. Alignment elements 118 facilitate easy placing of individual- collectors 112 against bars 114 and 116.
  • Butterfly-structures 130 terminate each of the two collectors-assemblies 110, and facilitate the tightening of the individual-collectors 112 to each other, using the tie-rod assembly described hereabove.
  • Fig. 12 shows on example of tightenly secure butterfly-structures 130 to bars 114 and 116.
  • a bolt 60 is inserted through opening 183 formed in element 182 and tightenly screwed into respective threads 181 of element 180.
  • the opened gap 115 formed inside ladder bar 116, facilitates winds blowing against collectors-assemblies 110, to pass through, and thereby, substantially decreasing the wind blowing resistance of the collectors- assemblies 110.
  • Receiver unit 122 is typically stationary and optionally, the water flow in and out receiver unit 122 through inlet/outlet 125 in a re-enforced central pipe 123.
  • Receiver- housing 124 is securely attached, by receiver-housing fixation structures 150, to collectors-assembly 110 that are movably tracking the path of the sun.
  • Central pipe 123 is securely attached, on each end, to a substantially upright stand 140, such that preferably, central pipe 123 is substantially horizontal.
  • Stands 140 are disposed on the ground, a hard surface or on a rigid structure, such as base-structure 190 (see Fig. 1).
  • the pair of butterfly-structures 130 are pivotely mounted on central pipe 123, facilitating pivotal motion of collectors-assembly 110, when tracking the path of the sun.
  • Butterfly-structures 130 include a pivotal-mechanism, such as bearings 160 (see Figs. 10 and 11), facilitating pivotal motion of collectors-assembly 110.
  • Receiver-housing 124 includes generally triangular internal enforcing-dividers 126 and end-covers 128. Each end-cover 128 is securely attached to a respective butterfly-structure 130. For example, as shown in Fig. 10, end-cover 128 is tightenly and securely attached to a plate 136 that is securely attached to a respective butterfly- structure 130.
  • one or more internal enforcing-dividers 126 are securely connected to the main frame structure.
  • enforcing-dividers 126 is securely connected to receiver-housing fixation structures 150.
  • an enforcing-divider 126 is securely connected to a respective cross bar 158 via structure spacers 156.
  • enforcing-divider 126 is securely connected to a ladder bar 116 via structure element 154.
  • the main frame-assembly profiles are made of substantially rigid materials, such as steel, for stiffness.
  • the controls are similar to what is described in US patent application 20110017273.
  • the sun-following mechanism is, preferably, a single axis type with chain and sprocket drive, similar to what is described in US patent application 201 10017273.
  • the collectors-assembly 110 is operatively positioned such that individual-collectors 112 are facing the East in the morning and the West in the evening, wherein the sun-following mechanism tracks the sun's daytime motion.
  • the sun rays form an angle with respect to the rotation axis of collectors-assembly 110.
  • One way to compensate for the loss in energy, resulting from that sub angle is to elongate each collectors-assembly 110 at the side proximal to the equator.
  • FIG. 17 is a side view illustration of an extruded receiver unit 600, according to an embodiment of the present invention.
  • the receiver unit (60) is made of an inner enclosure 67 and an outer enclosure 65 through which the working fluid 66 passes and absorbs the solar energy by conduction.
  • the receiver unit (60) itself absorbs energy incident on the receiver unit (60), also by conduction.
  • the receiver unit (60) is constructed from pipes made of material with a high heat transfer coefficient, such as copper, steel, or aluminum.
  • receiver unit 600 includes an extruded body 610 sealingly enclosed by a pair of caps 620.
  • Extruded body 610 is manufactured by extrusion, which is a process used to create objects of a fixed, cross-sectional profile. The material, such as aluminum, is pushed or drawn through a die of the desired cross- section.
  • Extruded body 610 includes an external surface 612 and two open ends, wherein the two open ends are sealingly enclosed by the pair of fitted caps 620.
  • Extruded body 610 is a pipe having an inner space 640, formed by an inner surface 642, wherein extruded body 610 includes a multiplicity of passageways (662, 664, 650) separated by internal walls (670, 672), disposed longitudinally between the two open ends.
  • Passageways (662, 664, 650) are interconnected to form a single elongated-passageway having one flow-inlet (650) and one flow-outlet, being in flow communication with fitted openings formed in caps 620.
  • passageways (662, 664, 650) are arranged in pairs, wherein each pair 660 of passageways is bounded by sealed walls 670 and is separated by a nibbled-wall 672, facilitating flow of fluid between the passageways of said pair 660 of passageways; and wherein an internal wall, that is a sealed wall at one of the open ends of extruded body 610, is a nibbled wall at the other open end of extruded body 610, to thereby form the single elongated-passageway, when enclosed by caps 620.
  • Fig. 22 a perspective view of receiver unit 600, wherein inner-pipes are inserted through passageways (662, 664, 650).
  • the inner-pipes are sealingly interconnected by a connecting member 692 respectively disposed in the inner space formed at nibbled-wall 672, to thereby form a single elongated pipe 690, having a first end 652 passing through the flow-inlet 650, and connected to the fitted opening formed in a first of caps 620, and second end 652 passing through flow-outlet 650 and connected to the fitted opening formed in the second of caps 620.
  • Fig. 23 a perspective view of receiver unit 600, wherein caps 620 include pairing members 625, integrated therein, and wherein each of pairing members 625 is adapted to sealingly enclose preconfigured pairs 661 of passageways, separated by (non-nibbled) inner walls 670, facilitating flow of fluid between the passageways of each pair 661 of passageways, when enclosed by caps 620.
  • Pairing members 625 of a respective one of caps 620 is configured to enclose non-overlapping adjacent pairs 661 of the passageways, with respect to pairing members 625 of the other cap of caps 620, to thereby form the single elongated-passageway.
  • extruded body 610 further includes an alignment hollow cavity 680, formed at the open ends, facilitating fast and error-free enclosure of the pair of caps 620.
  • An alignment insert is inserted though hollow cavity 630, formed in each cap 620, and through hollow cavity 680.
  • caps 620 are substantially identical.
  • the frame assembly includes longitudinal bars 214, ladder-bar 216, a pair of stands 240, a pair of enclosing bars 230 and optionally, cross bars 237.
  • each collectors-assembly 210 is securely framed by a longitudinal bar 214, ladder-bar 216 and a pair of enclosing bars 230.
  • FIG. 25a a perspective view illustration of another variation 300 of the modular solar system 100 for collecting solar energy, wherein the receiver 320 includes PV panels 310.
  • Fig. 25b depicts an example solar system, similar to the system shown in Fig. 25a, having PV panels 310.
  • PV panels 310 generate electricity that may be used to start-up modular solar system 300.
  • Fig. 25b also depicts a variation of receiver 320, wherein the first face of the prism shaped receiver-housing 124, that faces away from wings 135, is enclosed by an insulating cover 350 made of heat insulation materials. Insulating cover 350 prevents loss of collected energy through the glass panel of the first face of the prism shaped receiver-housing 124, in particular, energy collected via the greenhouse effect.
  • An aspect of the present invention is to provide, as outlined in Fig. 28, an assembly method 400 for erecting a modular solar system 100, as shown in Fig. 1, including in an open field and in remote locations.
  • an on-site assembly of a modular solar system 100 dimensioned 6X4.5m (as seen in Fig. 27), may be performed by 2 persons in about one working day.
  • step 401 all components of modular solar system 100 are provided in step 401.
  • the components of modular solar system 100 and of cranes 500 have a small enough form to be shipped by land vehicles.
  • Energy-receiving-module 120 is provided pre-assembled, preferably, without glass panels.
  • Method 400 proceeds with the following steps: Step 410: assembling cranes 500.
  • Fig. 26 illustrates an example crane 500, used for erecting a modular solar system 100, the crane being almost erected.
  • at least two cranes 500 are assembled, for example, by simply pivotally erecting, about hinges 530, and locking the top part 510 of crane 500 on top of the bottom part 520 of crane 500, and folding down support bar 550.
  • top part 510 of crane 500 leans on lateral bar 552 of support bar 550.
  • Crane 500 is given by way of example only and other type of cranes may be used within the scope of the present invention. It should be noted that any other cranes may be used, including hydraulic cranes.
  • Step 420 hanging energy-receiving-module 120 on cranes 500.
  • Energy-receiving-module 120 is lifted by cranes 500, for example, by hooking hooks 542 inside loops 137 (see Figs. 9 and 1 1).
  • the hanging of energy- receiving-module 120 and other assembled components is depicted in Fig. 27.
  • Step 430 placing ladder bar 116 underneath energy-receiving-module 120.
  • Ladder bar 116 is placed underneath energy-receiving-module 120, at a preconfigured height.
  • Step 440 attaching butterfly-structures 130 to energy-receiving-module 120.
  • Butterfly-structures 130 are securely attached to energy-receiving-module 120, for example, by attaching the top-inner corners of butterfly-structures 130 at a respective position of plate 136, as shown in Fig. 11.
  • Step 450 attaching butterfly-structures 130 to ladder bar 116.
  • Butterfly-structures 130 are securely attached to ladder bar 116, for example, by attaching the bottom-inner corners of butterfly-structures 130 to a respective end of ladder bar 116, as shown in Fig. 14. Step 460: securing butterfly-structures 130 to each other.
  • Butterfly-structures 130 are securely attached to each other, by connecting longitudinal bars 114 to the top-outer corners of butterfly-structures 130, as shown in Figs. 1 and 2.
  • Step 465 re-enforcing the frame structure by connecting enforcing-dividers 126.
  • the frame structure of modular solar system 100 is re-enforced by securely attaching the bottom section of each enforcing-dividers 126 to ladder bar 116 by a respective receiver-housing fixation structures 150.
  • the top section of each enforcing-dividers 126 are securely connected to a respective cross bar 158, via structure spacers 156, wherein each cross bar 158 is securely attached to longitudinal bars 114.
  • Step 470 mounting glass panels of energy-receiving-module 120.
  • Step 480 mounting the individual-collectors 112 of each collectors-assembly 110.
  • each collectors-assembly 110 Mounting the individual-collectors 112 of each collectors-assembly 110, between ladder bar 116 and longitudinal bars 114.
  • flaps 118 see Figs. 3, 4, 6, 13, 14 and 15
  • individual-collectors 112 further re-enforce the rigidity of the frame structure of modular solar system 100.
  • Step 490 mounting stands 140.
  • the whole structure is still hanging on cranes 500.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

L'invention concerne un système solaire modulaire pour collecter l'énergie solaire, conçu pour être rapidement assemblé sur site. Le système solaire modulaire comprend un ensemble de collecteurs d'énergie solaire, présentant une multiplicité de collecteurs individuels sensiblement identiques, agencés en une moins une rangée. Chaque collecteur individuel comprend un corps rigide et une feuille métallique polie de qualité miroir faisant fonctionnellement face au soleil. Le système solaire modulaire comprend en outre un module de réception d'énergie conçu pour absorber l'énergie solaire, un arbre, un ensemble bâti, un pied disposé sur une surface rigide, un sous-système de commande, un moteur et un mécanisme de poursuite du soleil accouplé pour fonctionner avec le sous-système de commande. Le système solaire peut être transporté par des véhicules terrestres dans un conteneur standard, chaque composant principal de poids léger pouvant être levé par deux ouvriers.
PCT/IL2012/050478 2008-03-13 2012-12-03 Systèmes solaires modulaires permettant un assemblage rapide WO2013080202A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US14/019,472 US9349899B2 (en) 2008-03-13 2013-09-05 Modular solar systems facilitating rapid assembly
IL232983A IL232983A0 (en) 2011-12-03 2014-06-05 A modular solar system that allows for quick setup

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161566608P 2011-12-03 2011-12-03
US61/566,608 2011-12-03

Related Child Applications (3)

Application Number Title Priority Date Filing Date
US12/921,255 Continuation-In-Part US20110017273A1 (en) 2008-03-13 2009-03-12 Concentrated Solar Heating
PCT/IL2009/000283 Continuation-In-Part WO2009113073A2 (fr) 2008-03-13 2009-03-12 Chauffage solaire concentré
US14/019,472 Continuation-In-Part US9349899B2 (en) 2008-03-13 2013-09-05 Modular solar systems facilitating rapid assembly

Publications (1)

Publication Number Publication Date
WO2013080202A1 true WO2013080202A1 (fr) 2013-06-06

Family

ID=48534761

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IL2012/050478 WO2013080202A1 (fr) 2008-03-13 2012-12-03 Systèmes solaires modulaires permettant un assemblage rapide

Country Status (1)

Country Link
WO (1) WO2013080202A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3029394A4 (fr) * 2013-06-25 2017-08-09 Kim, Mie-ae Dispositif de production d'énergie photovoltaïque et procédé utilisant un faisceau optique condensé de façon uniforme par l'utilisation de miroirs plans et procédé de refroidissement par contact direct
CN109612131A (zh) * 2018-12-14 2019-04-12 杨丹 一种槽式光热发电系统
FR3106025A1 (fr) * 2020-01-03 2021-07-09 Nexans Assemblage et installation de suiveurs solaires
CN115740970A (zh) * 2022-11-15 2023-03-07 苏州万拓机电设备有限公司 一种抗腐蚀耐磨的光伏支架及其加工组装工艺

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011858A (en) * 1976-02-09 1977-03-15 Hurkett Earl R Solar concentrator
WO2001077590A1 (fr) * 2000-04-10 2001-10-18 Rayvin Beheer B.V. Dispositif pour chauffer des liquides
WO2004111550A1 (fr) * 2003-06-13 2004-12-23 Vkr Holding A/S Capteur solaire
US20080149172A1 (en) * 2006-09-26 2008-06-26 Neff Jacque A Cementitious Solar Collector
GB2458710A (en) * 2008-03-26 2009-09-30 David John Stone Heat exchanger with parallel passageways formed by ribs between walls
WO2010011689A2 (fr) * 2008-07-22 2010-01-28 The Regents Of The University Of California Collecteur solaire à tube à minicanaux
US20110017273A1 (en) * 2008-03-13 2011-01-27 Sahar G.N. International Ltd. Concentrated Solar Heating

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011858A (en) * 1976-02-09 1977-03-15 Hurkett Earl R Solar concentrator
WO2001077590A1 (fr) * 2000-04-10 2001-10-18 Rayvin Beheer B.V. Dispositif pour chauffer des liquides
WO2004111550A1 (fr) * 2003-06-13 2004-12-23 Vkr Holding A/S Capteur solaire
US20080149172A1 (en) * 2006-09-26 2008-06-26 Neff Jacque A Cementitious Solar Collector
US20110017273A1 (en) * 2008-03-13 2011-01-27 Sahar G.N. International Ltd. Concentrated Solar Heating
GB2458710A (en) * 2008-03-26 2009-09-30 David John Stone Heat exchanger with parallel passageways formed by ribs between walls
WO2010011689A2 (fr) * 2008-07-22 2010-01-28 The Regents Of The University Of California Collecteur solaire à tube à minicanaux

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3029394A4 (fr) * 2013-06-25 2017-08-09 Kim, Mie-ae Dispositif de production d'énergie photovoltaïque et procédé utilisant un faisceau optique condensé de façon uniforme par l'utilisation de miroirs plans et procédé de refroidissement par contact direct
CN109612131A (zh) * 2018-12-14 2019-04-12 杨丹 一种槽式光热发电系统
FR3106025A1 (fr) * 2020-01-03 2021-07-09 Nexans Assemblage et installation de suiveurs solaires
CN115740970A (zh) * 2022-11-15 2023-03-07 苏州万拓机电设备有限公司 一种抗腐蚀耐磨的光伏支架及其加工组装工艺
CN115740970B (zh) * 2022-11-15 2024-03-12 苏州万拓机电设备有限公司 一种抗腐蚀耐磨的光伏支架及其加工组装工艺

Similar Documents

Publication Publication Date Title
US9349899B2 (en) Modular solar systems facilitating rapid assembly
US20140182578A1 (en) Solar concentrators, method of manufacturing and uses thereof
US7665459B2 (en) Enclosed solar collector
US7950387B2 (en) Use of identical components in solar energy collectors
US8807128B2 (en) Linear fresnel solar arrays
WO2005090873A1 (fr) Capteur solaire
US8746236B2 (en) Solar energy collector system
US20100205963A1 (en) Concentrated solar power generation system with distributed generation
US20120067338A1 (en) Solar energy conversion system
US20100236600A1 (en) Parking solar energy collectors
AU2010200576B8 (en) Support Structure for Solar Collector
US20100051015A1 (en) Linear solar energy collection system
WO2011019860A2 (fr) Système de collecte d’énergie solaire cylindro-parabolique à structure centrale solide
WO2013080202A1 (fr) Systèmes solaires modulaires permettant un assemblage rapide
US20120186579A1 (en) Components and solar energy collection system
RU133909U1 (ru) Солнечная водонагревательная панель
CA2748635A1 (fr) Concentrateurs paraboliques d'energie solaire, systemes connexes, methode de fabrication et utilisation
US20240117999A1 (en) Enclosed Solar Thermal Energy Generation System and Methods of Operation
RU2624162C1 (ru) Многофункциональный солнечный коллектор-аккумулятор
CA2542672A1 (fr) Systeme modulaire a l'energie solaire
CN107238215A (zh) 改进型大面积平板太阳能集热器
Hegazy et al. Design and experimental testing of a solar parabolic trough collector with its tracking system for salt-water desalination in arid areas of Saudi Arabia
GB2609022A (en) Improved solar hot water system
KR20230107263A (ko) 다중 온도 열 수집 시스템

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12853075

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 232983

Country of ref document: IL

122 Ep: pct application non-entry in european phase

Ref document number: 12853075

Country of ref document: EP

Kind code of ref document: A1