WO2015044525A1 - Fenêtre, cellule photovoltaïque, procédé et système de collecte d'énergie solaire - Google Patents

Fenêtre, cellule photovoltaïque, procédé et système de collecte d'énergie solaire Download PDF

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Publication number
WO2015044525A1
WO2015044525A1 PCT/FI2014/050731 FI2014050731W WO2015044525A1 WO 2015044525 A1 WO2015044525 A1 WO 2015044525A1 FI 2014050731 W FI2014050731 W FI 2014050731W WO 2015044525 A1 WO2015044525 A1 WO 2015044525A1
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WO
WIPO (PCT)
Prior art keywords
window
radiation
photovoltaic cell
waveguide structure
nanoparticle layer
Prior art date
Application number
PCT/FI2014/050731
Other languages
English (en)
Inventor
Ari Järvinen
Antti Pennanen
Jussi TOPPARI
Original Assignee
Jyväskylän Yliopisto
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Filing date
Publication date
Application filed by Jyväskylän Yliopisto filed Critical Jyväskylän Yliopisto
Publication of WO2015044525A1 publication Critical patent/WO2015044525A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10165—Functional features of the laminated safety glass or glazing
    • B32B17/10431—Specific parts for the modulation of light incorporated into the laminated safety glass or glazing
    • B32B17/1044—Invariable transmission
    • B32B17/10449—Wavelength selective transmission
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C03C17/3602—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
    • C03C17/3607—Coatings of the type glass/inorganic compound/metal
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C03C17/3602—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
    • C03C17/3649—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer made of metals other than silver
    • 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
    • F24S20/63—Solar heat collectors integrated in fixed constructions, e.g. in buildings in the form of windows
    • 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
    • F24S23/12—Light guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S50/00—Arrangements for controlling solar heat collectors
    • F24S50/80—Arrangements for controlling solar heat collectors for controlling collection or absorption of solar radiation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/102—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type for infrared and ultraviolet radiation
    • 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
    • H01L31/042—PV modules or arrays of single PV cells
    • 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
    • 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
    • H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/20—Optical components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2217/00—Coatings on glass
    • C03C2217/40—Coatings comprising at least one inhomogeneous layer
    • C03C2217/42—Coatings comprising at least one inhomogeneous layer consisting of particles only
    • 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
    • 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
    • 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 a window including
  • At least one plasmonic nanoparticle layer arranged to the transparent substrate in order to filter out at least part of the IR radiation and to pass through visible wavelengths mainly intact
  • the invention also relates to a method and a system for collecting solar power, a photovoltaic cell and the use applications of the window.
  • the transparent solar panels on the market today use the visi- ble part of the solar spectrum for energy production and thus cause significant dimming of light transmitted through the window, hindering the natural lighting. Or they are built from alternating pieces of transparent glass and opaque solar cells. This is mostly due to the higher efficiency of the electrical solar cells on the shorter (visible and UV) wavelengths .
  • the present invention is intended to create a window by means of which the selected part of the radiation spectrum can be collected for energy use without essentially affecting to the rest of the light transmitted through the window.
  • the non-visible IR radiation may be collected for energy use and the visible light may be transmitted mainly intact, e.g., for lightning purposes.
  • the present invention is also intended to create a photovoltaic cell achieving higher efficiency.
  • the plasmonic nanoparticles and the waveguide structure have been applied in a window in order to selectively guide at least part of the IR radiation to the edge of the window while letting the visible light through mainly intact.
  • the window also includes means for collecting the ra- diation from the waveguide structure.
  • at least one plasmonic nanoparticle layer is arranged to filter out at least part of the radiation and at least one waveguide layer is arranged to transfer at least part of the radiation filtered out by means of at least one plasmonic nanoparticle lay- er .
  • the window including integrated solar collector according to the invention uses a coating that prevents IR radiation i.e. the longer wavelengths from entering the building. Instead of wasting the energy, it collects it and possibly converts it to some useful energy.
  • the ben- efits from such a window glass will be at least double compared to a usual selective window glass.
  • the window integrated solar collector at the same time decreases energy consumption of a building by avoiding the need of air conditioning and, in addition, provides additional energy by harvesting IR radiation.
  • the window integrated solar collector may be installed in place of conventional windows, thus allowing the use of designed and constructed window area for harvesting of solar en- ergy, too. Also pre-existing windows from older buildings could be changed and used for harvesting of solar energy.
  • the window is in photovol- taic cells (i.e. solar panels) .
  • Owing to the plasmonic nano- particles and the waveguide structure arranged in connection with that the temperature of the photovoltaic cell may be lowered by filtering out part of the radiation and guiding that away.
  • the lowered temperature makes possible higher output currents and improved efficiency.
  • the radiation filtered out may also be applied for energy harvesting, too, by the means of the photovoltaic cell frames includ ⁇ ing the collection.
  • Figure 1 shows a rough diagram of the principle of one embodiment of the layered element as a cross-section
  • FIG. 2 shows an embodiment in which the window and the solar panel according to the invention has been applied for energy collection
  • Figure 3 shows a rough diagram of the principle of another embodiment of the layered element as a cross-section in connection with a photo voltaic cell
  • Figure 4 shows another embodiment in which the window and the solar panel according to the invention has been applied for energy collection.
  • Figure 1 illustrates an example of the layered element 30 as a rough diagram of the principle.
  • the layered element 30 that is applied in a window 10 having integrated solar collector functionality includes at least one transparent substrate 11 made of glass or other optically similar materi- al .
  • the element 30 includes also a transparent layered structure 12 arranged on the substrate 11. In the window 10 the substrate 11 is transparent acting as a convention ⁇ al window glass.
  • the layered structure 12 may be understood as a coating having at least one layer.
  • the layered structure 12 is now on at least one side of the substrate 11.
  • the layered structure 12 is wavelength selective. This means the selectivity for an electromagnetic radiation becoming, for example, from the sun.
  • the layered structure 12 on the window glass 11 includes at least one waveguide structure 14.
  • the layered structure 12 on the window glass 11 includes also at least one plasmonic nanoparticle layer 13.
  • the plasmonic nanoparticle layer 13 is arranged effectively into vicinity of the wave- guide 14.
  • the "vicinity" means that the energy from the plasmonic nanoparticle layer 13 is able to transfer to the waveguide structure 14.
  • the wave ⁇ guide 14 may be next to the plasmonic nanoparticle layer 13 but this is not necessary in any case.
  • the function of the waveguide structure 14 is to transfer at least part of the radiation, especially longer wavelengths, scattered from at least one plasmonic nanoparticle layer 13 in order to collect that. In other words, by means of the scat- tering the radiation has been filtered out.
  • the waveguide structure 14 may be formed of a planar layer of material which has high refractive index relative to the surrounding material.
  • the waveguide structure 14 supports trapped propagating electromagnetic modes. The transfer of the radia- tion filtered out takes place in the planar direction within the waveguide structure 14.
  • the radiation may be collected to the edges of the waveguide layer 14 i.e. of the element 30.
  • Waveguide structure 14 may be situated on either or both sides of the glass 11 and in any or all glasses of multi-glass win- dows 10. Also the window glass 11 may itself act as a waveguide 14.
  • At least one nanoparticle layer 13 may be situated on top of or below the waveguide structure 14, or on the opposing side of the glass 11 relative to the waveguide structure 14, or some combination of the aforementioned positions.
  • Plasmonic nanoparticles 19 forming the layer 13 may be particles 19 that have dimensions of 1 - 1000 nm. Plasmonic nanoparticles 19 exhibit localized surface plasmon resonance under electromagnet- ic radiation in a known manner. As one reference explaining the phenomenon is "Plasmonics : Fundamentals and Applications Maier, Stefan Alexander Springer ISBN 978-0-387-33150-8 (2007)".
  • the nanoparticle layer 13, i.e. the plasmonic particles 19, may also be separated from the waveguide structure 14 by at least one spacer layer 16.
  • the refractive index of the materi ⁇ al forming the spacer layer 16 may be less than that of the waveguide structure 14.
  • a spacer structure 16 is arranged between the at least one plasmonic nanoparticle layer 13 and the waveguide structure 14.
  • the spacer structure may have a variable thickness.
  • the effect of at least one nanoparticle layer 13 is to scatter the longer wavelengths of incident solar radiation into the waveguide layer 14 while allowing the visible portion of the spectrum to be transmitted through the waveguide structure 14 and the element 11 i.e. through the window 10 mainly intact.
  • the nanoparticle layer 13 acts as a low-pass filter. This is achieved by exploiting the so called localized surface plasmon resonance (LSPR) phenomenon.
  • LSPR localized surface plasmon resonance
  • the plasmonic resonance may be tuned to at least one desired wavelength or wavelength range in order to target the scattering effect to longer wavelength radiation while minimizing the effect on visible part of the spectrum.
  • the scattering effect is largest on the wavelengths longer than the surface plasmon resonance wavelength.
  • longer wavelength radiation means radiation with wavelength ⁇ > 750 nm (i.e. wavelengths above the visible spectrum) . This is also known as infrared radiation (IR) .
  • the waveguide layer 14 traps/converts the longer wavelengths scattered by the particle layer 13 into the guided modes of the waveguide 14 which further transfers, generally collects, the radiation to the edges of the window glass 11 where it may be harvested.
  • means 15 have been arranged in connection with the element 30 at the window 10, i.e., for collecting the radiation from the waveguide layer 14.
  • Figure 2 presents the window 10 having the element 30 as a window material. Some portion of the radiation may be lost to heat in the particles 19 or in the waveguide 14, but also this heat may be partially collected and converted into useful energy via heat conductivity of the layered structure 12 and glass 11.
  • Spacer layer 16 may be used to separate the particle layer 13 from the waveguide structure 14 to prevent outcoupling of the trapped modes by the particles 19.
  • the window glass 11 may itself act as spacer layer, too.
  • Outcoupling means herein loss of electromagnetic radiation from the waveguide structure 14 via scattering by the nanoparticles 19.
  • Trapped modes mean herein electromagnetic radiation that propagates in the waveguide structure 14 and decays exponentially outside.
  • Harvesting of the light from the edges of the window 10 may be realized by any suitable solar energy method, i.e. basically either via photovoltaics (electric solar cells 21, Figure 4) or solar thermal (liguid heated by the radiation, Figure 2) .
  • the benefit of win- dow integrated solar collector is that the needed active area is many times smaller than in classic solutions, since the window 10 concentrates all the harvested radiation to the edg ⁇ es.
  • solar thermal may be more suitable and convenient since the needed liguid tubes 18 are relatively easy to integrate to the window sash 17 (Figure 2) which borders the edges of the element 30 at least partially.
  • the liquid tubes may also be in the window frame being installed fixedly to the building and to which the sash may be hinged. This may be possible if the glass sub- strate 11 extends as far as the frame.
  • FIG. 1 discloses schematically an example of the element 30 according to the invention that is applied as a window inte ⁇ grated solar collector according to the invention.
  • the solar radiation there are plasmonic nanoparticles 19 made of metal with a clear surface plasmon resonance.
  • the plasmonic nanoparticle layer 13 is arranged to filter out at least part of the incoming radiation.
  • the material of the nanoparticles 19 may be, for example, silver or gold. Gold is advantageous since it does not oxidize.
  • spacer layer 16 That may be made of material with relative low refractive index, n, for example, same as glass 11 (n ⁇ 1.5) or lower. Easiest to fabricate and suitable choice would be silicon dioxide, for example.
  • the waveguide layer 14 is the waveguide layer 14.
  • Waveguide 14 is on the window glass 11 which may be regular window glass without any surface treatments.
  • T1O2 could be used as a waveguide 14. That can be easily fabricated, e.g. by regular evaporation, CVD or ALD methods. There exist various chemical methods to fabricate me- tallic nanoparticles 19 in solution, which could subsequently be anchored to the substrate 11 or waveguide 14. Alternative method could be, e.g., a so-called HCL (Hole-mask Colloidal Lithography), i.e. parallel lithography method utilizing polymer particles.
  • HCL Hole-mask Colloidal Lithography
  • waveguides 14 there may be one or more waveguides 14 and they may be situated on either or both sides of the glass 11. There may be one or more nanoparticle layers 13 and they may be situated on top of or below the waveguide 14 or on the opposing side of the glass 11 relative to the waveguide 14, or some combination of the aforementioned positions.
  • the layered structure 12 on the glass substrate 11 is on the side facing the sun.
  • At least one spacer layer 16 is now also arranged on the element 30 which has a refractive index less than that of the waveguide 14.
  • the glass 11 may also itself act as a spacer layer. Thickness dwc of the waveguide layer 14 may be 0.1 - 100 pm.
  • Thickness dspc of the spacer layer 16 may be 0 - 2 m.
  • the window integrated solar collector 10 may be installed in place of conventional windows thus allowing solar energy to be harvested from the large window areas of modern buildings.
  • the window integrated solar concentrator uses the longer wavelengths (IR radiation) of solar radiation for energy production while allowing the visible part of the solar spectrum to enter through the window mainly intact, thus not affecting the visible light at all (or very little) .
  • Figure 3 discloses another embodiment for the element 30 that is now in connection with the photovoltaic cell 20 ( Figure 2) .
  • these cells 20 include a photovoltaic cell element 21 producing electric current in a known manner.
  • the layers 11, 12 have now been integrated on the surface of the cell element 21 forming the layered element 30.
  • the layers 11, 12 of the element 30 may be similar like disclosed in connection with the Figure 1.
  • the layer 12 includes at least one plas- monic nanoparticle layer 13 that is now arranged in connection with the photovoltaic cell element 21 in order to filter out at least part of the IR radiation and to pass through other wavelengths mainly intact.
  • the layer 12 also includes at least one waveguide structure 14 in order to trans- fer the IR radiation filtered out by means of at least one plasmonic nanoparticle layer 13.
  • the substrate layer 11 of transparent glass or other optically similar material is now optional.
  • the layer 12 may be on the transparent substrate 11 or even directly on the surface of the photovoltaic cell element 21 like the case is in the roof embodiment presented in Figure 4.
  • the waveguide layer 14 may only transfer the heat radiation away from the cell 20 without any energy collecting at the edge of the cell 20.
  • the heat radiation transferred by the waveguide 14 may also be collected, like in the case of the window 10 presented in Figure 2.
  • the photovoltaic cell 20 include means 15 for collecting a radiation from the at least one waveguide structure 14.
  • Other features of the layer 12 may be as described above.
  • the element 30 raises the efficiency of the photovoltaic cell 20 since it filters out and guides the heat radiation away before the radiation arrives to the cell 21.
  • the photovoltaic cells will be more efficient since the photovoltaic have the lowest efficiency exactly on the IR range.
  • the present invention concerns also the method for collecting solar power.
  • the electromagnetic radiation produced mainly by the sun has been collected for use and/or transformed to other energy.
  • the collection of the electromag- netic radiation is performed by means of a window 10 by applying a localized surface plasmon resonance which exhibits under the electromagnetic radiation.
  • the window 10 may be arranged in front of a photovoltaic cell 20.
  • the invention also concerns the use of the window 10 according to the invention in energy production and the use of the window 10 according to the invention in energy production in front of a photovoltaic cell 20.
  • the present invention relates to a system for collecting solar power, too. That include a collector, i.e., a heat source 10, 20 and means 22 for distribute heat from the heat source 10, 20.
  • the heat source may be at least one window 10 and/or at least one photovoltaic cell 20 disclosed above.
  • the heat distributor may be a device 22, 22 ' known as such. Some examples of these are the liquid-liquid converter disclosed in Figure 2 or the electric storage water heater 22' disclosed in Figure 4.
  • the window 10 may be any kind of single or multi-glass window unit in which at least one window element 10 is according to the title invention.
  • the window element may include one or two glass sheets of which at least one glass sheet is equipped with the layered structure 12 according to the title invention. If the element 30 and the means 15 for collecting the radiation from the waveguide structure 14 are in the sash 17 and the window 10 is arranged to the frame construction openable then there may be flexible or re-connectable connection in the energy lines between the sash and the frame in order to open the win- dow.

Abstract

La présente invention concerne une fenêtre comprenant au moins un substrat transparent (11) fait de verre ou d'un autre matériau similaire du point de vue optique, au moins une couche de nanoparticules plasmoniques (13) agencés sur le substrat transparent afin de filtrer au moins une partie du rayonnement infrarouge et laisser passer les longueurs d'onde visibles sensiblement intactes, et une construction (17) conçue pour entourer au moins partiellement les bords du substrat transparent. Ladite fenêtre (10) comprend au moins une structure guide d'onde (14) agencée sur le substrat transparent afin de transférer le rayonnement infrarouge filtré par l'intermédiaire d'au moins une couche de nanoparticules plasmoniques, ainsi que des moyens (15) conçus pour recueillir le rayonnement issu de ladite/desdites structure(s) guide d'onde. L'invention concerne en outre un procédé et un système de collecte d'énergie solaire.
PCT/FI2014/050731 2013-09-25 2014-09-25 Fenêtre, cellule photovoltaïque, procédé et système de collecte d'énergie solaire WO2015044525A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20130276A FI126010B (en) 2013-09-25 2013-09-25 Window-integrated solar collector next to wavelength selective transparent element
FI20130276 2013-09-25

Publications (1)

Publication Number Publication Date
WO2015044525A1 true WO2015044525A1 (fr) 2015-04-02

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PCT/FI2014/050731 WO2015044525A1 (fr) 2013-09-25 2014-09-25 Fenêtre, cellule photovoltaïque, procédé et système de collecte d'énergie solaire

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Country Link
FI (1) FI126010B (fr)
WO (1) WO2015044525A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160268962A1 (en) * 2015-03-13 2016-09-15 University Of Florida Research Foundation, Inc. Sunlight Harvesting Transparent Windows
EP3214467A1 (fr) * 2016-02-10 2017-09-06 AIT Austrian Institute of Technology GmbH Filtre optique

Citations (8)

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EP1767964A1 (fr) * 2005-09-26 2007-03-28 CSEM Centre Suisse d'Electronique et de Microtechnique SA Vitre avec filtre diffractif d'ordre zéro réfléchissant la chaleur
EP2056361A1 (fr) * 2007-11-01 2009-05-06 Tropiglas Technologies Ltd Élément optique inhibant sélectivement les rayonnements
WO2009146371A1 (fr) * 2008-05-30 2009-12-03 The Board Of Trustees Of The University Of Illinois Fenêtre intelligente optoélectronique éco-énergétique
WO2010012832A2 (fr) * 2008-08-01 2010-02-04 Solarstructure Limited Store actif et capteur de lumière
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