WO2011076456A1 - Système, agencement et procédé pour un système hybride destiné à convertir le rayonnement solaire en courant électrique et en chaleur - Google Patents

Système, agencement et procédé pour un système hybride destiné à convertir le rayonnement solaire en courant électrique et en chaleur Download PDF

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Publication number
WO2011076456A1
WO2011076456A1 PCT/EP2010/065352 EP2010065352W WO2011076456A1 WO 2011076456 A1 WO2011076456 A1 WO 2011076456A1 EP 2010065352 W EP2010065352 W EP 2010065352W WO 2011076456 A1 WO2011076456 A1 WO 2011076456A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat
heat transfer
arrangement according
solar panel
solar
Prior art date
Application number
PCT/EP2010/065352
Other languages
German (de)
English (en)
Inventor
Hansjürg Leibundgut
Original Assignee
3S Swiss Solar Systems Ag
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 3S Swiss Solar Systems Ag filed Critical 3S Swiss Solar Systems Ag
Priority to EP10770775A priority Critical patent/EP2517266A1/fr
Publication of WO2011076456A1 publication Critical patent/WO2011076456A1/fr

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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
    • H01L31/052—Cooling means directly associated or integrated with the PV cell, e.g. integrated Peltier elements for active cooling or heat sinks directly associated with the PV cells
    • H01L31/0521—Cooling means directly associated or integrated with the PV cell, e.g. integrated Peltier elements for active cooling or heat sinks directly associated with the PV cells using a gaseous or a liquid coolant, e.g. air flow ventilation, water circulation
    • 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
    • H02S40/40—Thermal components
    • H02S40/44—Means to utilise heat energy, e.g. hybrid systems producing warm water and electricity at the same time
    • 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
    • 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
    • Y02E10/60—Thermal-PV hybrids

Definitions

  • the invention relates to an arrangement for the utilization of
  • Solar radiation is an energy form, the majority in rel. shortwave frequency range of less than 2 microns
  • the proportion of absorbed radiant energy can not be 100% converted into electrical energy.
  • the remainder is partially converted into thermal energy that must be dissipated from the photovoltaic cell to maintain its performance. Since the photovoltaic effect depends on the temperature of the absorbing layer (higher temperatures reduce the electrical efficiency), the heat must be dissipated from the photovoltaic cell at a relatively low temperature.
  • the photovoltaic layer is very thin and, for reasons of strength, must be fixed mechanically to or on a support plate which absorbs the various forces on the surface and transmits them to a supporting structure, which in turn is firmly connected to the earth.
  • Photovoltaic layer and the force-transmitting support plate is referred to as a solar panel.
  • Heat to be dissipated from photovoltaic cells is usually oriented to heat at the highest possible temperatures and as extensively as possible over the absorbing layer
  • the object of the present invention is to be able to dissipate the heat generated in conventional solar panels with a simple additional device. Not the temperature of the dissipated heat flow in the foreground but much more the amount of heat and a low design effort.
  • Another goal is to put pressure on the backside everywhere
  • the device according to the invention covers less than 100% of the panel surface, a value in consideration of the energy efficiency and the design effort or cost.
  • the inventive heat removal device consists of
  • At least one heat transfer element and means for guiding a heat transfer medium, which are thermally conductively connected to the element.
  • the at least one heat transfer element such as a plate, is flat with the solar panel, at least
  • Guiding such as a heat transfer tube may be formed at the ends of the heat dissipation device into a circular tube, so that more solar panels or on a
  • Heat transfer medium Zu-, resp. Return line can be connected (shown in Figure 3 and 5).
  • a mold profile e.g.
  • Extrusion profile or the like for example, a freestanding circular tube can be created (shown in Figure 8).
  • Heat transfer plate may take other than the circular shape (shown in Figure 6, section B).
  • the Heat transfer tube should be as large as possible
  • the pipe can be shaped accordingly.
  • the connecting pieces may also be contained from one heat transfer plate to the next.
  • the heat transfer tube can out
  • Heat transfer tubes can be interconnected in series or in parallel. The connection of the heat transfer tubes can with another heat transport tube from quite another
  • the connecting tube may be made of a poorly conductive material, e.g. Plastic or similar materials, be designed to minimize the heat loss through the pipe to the environment.
  • the temperature of the heat dissipated can be influenced. At higher temperature of the heat, although the electrical sinks
  • the inventive device for decoupling the heat from a solar panel is designed so that they are small Expenditure of a solar panel can preferably be attached to a commercial solar panel, and that the functionality of the solar panel is reduced in any way or
  • Heat transfer plate are designed accordingly that the damage of the solar panel is avoided.
  • the inventive system for removing heat from an electricity-producing solar panel comprises a
  • the heat dissipation device can be thermally conductive and frictionally but not rigidly connected to the solar panel.
  • Fixing system for example, a pull / push member and an anchor member.
  • the tension / compression member brings a compressive force vertically to the heat dissipation device and clamps them non-positively flat on the back of the solar panel.
  • the tension / compression member generates the compressive force and acts with a tensile force on the anchor member on the connecting surface of the back
  • This back layer de Solar panels can be made of glass, plastic, ceramic or metal.
  • the anchor member establishes the attachment of the pull / push member to the back cover of the solar panel.
  • the anchor member can be applied by gluing, welding or similar joining techniques subsequently on a commercial solar panel.
  • the anchor member may also be an adhesive itself.
  • the generation of the force in the tension / compression member can be both passive material stress and / or material bias (it can be used materials such as metal, plastic, or the like), as well as active with eg bimetals, thermal
  • the inventive arrangement makes it possible to transfer the dissipated heat from the panel by heat conduction from the photovoltaic layer in the heat dissipation device, in which the Transfer heat to a heat transfer medium and from it
  • the arrangement according to the invention makes it possible to supply heat to the panel from a heat source, e.g. Defrosting snow and ice or slipping off the panel.
  • a heat source e.g. Defrosting snow and ice or slipping off the panel.
  • the arrangement according to the invention makes it possible to carry out solar panels on the backside thermally insulated (FIG. 4), since the heat to be dissipated is decoupled by means of the heat dissipation device.
  • the arrangement according to the invention makes it possible to provide solar panels at the front with a skin transparent to solar radiation, e.g. from double glazing, to limit the cooling to the front, since the photovoltaic layer through the heat dissipation device can deliver heat to the heat cycle.
  • the inventive arrangement makes it possible, the solar panels front with concentrated solar radiation higher
  • the inventive arrangement makes it possible to regulate the temperature of the heat dissipated and thereby optimize the overall exergetic efficiency of a system that at least one solar panel, an inventive heat removal device, a heat transport circuit and a memory, a consumer or a heat pump.
  • Thermal paste or similar thermally conductive aids the heat transfer of the heat transfer plate to the back layer of the solar panel can be improved.
  • the thermal paste or similar thermally conductive aids the heat transfer of the heat transfer plate to the back layer of the solar panel can be improved.
  • Heat transfer plate can be reduced, so as to simplify, for example, the displacement of the plate and to avoid long-term damage.
  • the heat transport medium is viscous or is a liquid.
  • the heat transfer element made of aluminum or an aluminum alloy.
  • the photovoltaic solar cell is covered on the front side with a transparent layer in order to limit the cooling on the front side.
  • the solar cell or the heat transfer plate is on the back with heat-insulating Material equipped to reduce the thermal efficiency of
  • Heat transport medium is so high that the solar cell can be irradiated with concentrated solar radiation.
  • proposed method further proposed that by means of the liquid heat transport medium inversely the solar panel heat can be supplied to possibly remove icing or snow on the solar panel.
  • Fig. 2 The arrangement of several heat transfer plates with the heat transfer tube connected on a single solar panel
  • the heat insulated solar panel equipped with one or more heat dissipation devices,
  • Molded tube with a connecting tube which is first mechanically expanded radially with internal pressure and can thus be connected to the freestanding tube.
  • Radiation hits the photovoltaic layer 11. Part of the radiant energy is converted into electrical power and passed via the current terminal 13 to the electrical conductor 17, from where the solar power is dissipated.
  • the heat removal device 1 is pressed against the rear cover 9 in order to produce a heat-conducting contact.
  • the heat is transferred to a heat transfer medium transferred, which flows in the heat transport tube 3 and removes the heat from the heat dissipation device.
  • the heat dissipation device 1 is pressed by means of the fastening system 5 to the back layer or cover 9.
  • Fixing system 5 consists of one with the back
  • the fastening system can be designed so that the
  • Anchoring member through recesses (10) in the heat dissipation device is performed by this or is arranged sideways next to it.
  • FIG. 2 both variants are shown: attachment with recesses in the heat removal device (upper
  • Heat transfer plate or lateral attachment (middle and lower heat transfer plate).
  • the recesses are
  • Heat transfer plate can thermally expand.
  • the anchor member 7 exerts a tensile force on the rear-side layer 9, which is advantageous because it prevents the formation of cell breakage.
  • Fig. 2 shows the good area distribution of fasteners, which also centered in the Heat dissipation device or the heat transfer plate sufficient contact pressure is achieved.
  • the heat transfer plate does not migrate in one direction over time, for example due to thermal expansion, it can be fixed at a point or along a line.
  • the anchor members can be used by the recesses and the therein
  • arranged anchor members are dimensioned accordingly.
  • the backsheet or cover 9 can be made of an EVA composite layer, of glass, of a metal or of a
  • Multi-layer laminate consisting of the materials mentioned.
  • the heat transfer plate can be made of plastic, aluminum or an aluminum alloy and can be prepared for example by means of extrusion extruding, this
  • the anchor members 7 may be attached to or in the backside layer by gluing or laminating or by using screws and other mechanical means
  • the tension / compression member or the mounting bracket 8 can be plugged, welded, latched, etc. on the anchor member 7.
  • a plurality of heat dissipation devices connected to each other in series and in parallel and a Zu-, resp. Return are connected.
  • the manner of interconnecting the individual heat removal devices can be configured differently:
  • Solution 1 Connect different channel profiles integrated into the heat transfer plate Using connecting tubes (27).
  • FIGS. 8 and 9 This is exemplified in FIGS. 8 and 9.
  • a circular tube is released in a further step at the ends of the mold profile (according to Figure 8).
  • this separated tube piece (28) can be provided with a connecting tube (27) which can be mechanically expanded in diameter.
  • expandable material mechanically expanded (29) and brought with the inner surface on the outer surface of the exempted tube and connected.
  • Solution 2 Heat transfer tube passing through several heat extraction plates, as shown in FIG. The
  • Heat transfer tube may be made circular at the ends of the heat transfer plate (Figs. 5 and 6, section A) and take on the heat transfer plate other than a circular shape (Figs. 5 and 6, section B). Two options are
  • Variant A Figure 7: A corresponding shape profile 21, in which a folded heat transfer tube 22 is introduced and formed with the application of internal pressure so that it surface-fit with the mold profile 21 rests and
  • Fixing device 25 clamps a correspondingly shaped heat transfer tube 24 as large as possible on the
  • PEX polyethylene pipe specially crosslinked
  • it is connected to a positive connection on the means for guiding a heat transfer medium.
  • the connecting tube is deformed or expanded, as described above under solution 1.
  • the heat transfer plates are formed such that they overlap and touch each other. However, an expansion, for example, thermally induced, the two plates should not be prevented. Because of this
  • Heat removal device is additionally covered by a thermal insulation 31.
  • FIGS. 1-9 are only examples of the explanation of the present invention.
  • the heat transfer plates may be formed differently, for example, a single plate may be provided, which is the back layer
  • heat transfer plates these can be as proposed aluminum or an aluminum alloy
  • thermal grease as used in particular in computer technology.
  • the attachment members may be designed differently, it is essential that the anchor member used, which rests on the back layer of the solar panel, exerts a tensile force on this back layer.

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

L'invention concerne un dispositif de conversion du rayonnement solaire en énergie électrique à l'aide d'une cellule solaire photovoltaïque, dans lequel la cellule solaire (11) est reliée de manière thermoconductrice avec un fluide de transport thermique (3) afin d'évacuer au moins partiellement le rayonnement solaire qui est converti en chaleur dans la cellule.
PCT/EP2010/065352 2009-12-22 2010-10-13 Système, agencement et procédé pour un système hybride destiné à convertir le rayonnement solaire en courant électrique et en chaleur WO2011076456A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10770775A EP2517266A1 (fr) 2009-12-22 2010-10-13 Système, agencement et procédé pour un système hybride destiné à convertir le rayonnement solaire en courant électrique et en chaleur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH01972/09A CH702438A1 (de) 2009-12-22 2009-12-22 System und Verfahren für ein Hybridsystem zur Umwandlung von Solarstrahlung in elektrischen Strom und Wärme.
CH1972/09 2009-12-22

Publications (1)

Publication Number Publication Date
WO2011076456A1 true WO2011076456A1 (fr) 2011-06-30

Family

ID=43466803

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Application Number Title Priority Date Filing Date
PCT/EP2010/065352 WO2011076456A1 (fr) 2009-12-22 2010-10-13 Système, agencement et procédé pour un système hybride destiné à convertir le rayonnement solaire en courant électrique et en chaleur

Country Status (3)

Country Link
EP (1) EP2517266A1 (fr)
CH (1) CH702438A1 (fr)
WO (1) WO2011076456A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014170137A1 (fr) 2013-04-18 2014-10-23 Bs2 Ag Panneau de façadou de toiture
WO2024126598A1 (fr) * 2022-12-14 2024-06-20 Johannes Scherer Structure d'échangeur de chaleur et procédé

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011055903A1 (de) * 2011-11-30 2013-06-06 Mathias Beyersdorffer Solarmodul-Dachmontagesystem
DE102012017382A1 (de) * 2012-09-01 2014-03-06 Soltech ökologische Techniken Handels GmbH Einrichtung zur Kühlung von Photovoltaikanlagen

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118249A (en) * 1977-08-30 1978-10-03 The United States Of America As Represented By The United States Department Of Energy Modular assembly of a photovoltaic solar energy receiver
US4493940A (en) * 1982-08-13 1985-01-15 Sanyo Electric Co., Ltd. Sunlight-into-energy conversion apparatus
DE20010880U1 (de) * 2000-06-19 2001-10-31 BEKON Umweltschutz & Energietechnik GmbH, 84032 Landshut Hybrid-Solarkollektor
DE202007000529U1 (de) 2006-01-10 2007-04-26 Solartec Ag Konzentrator-Photovoltaik-Vorrichtung mit zusätzlicher thermischer Nutzung sowie damit versehene Anlage
DE202007009162U1 (de) 2007-06-29 2007-11-08 GEFGA Gesellschaft zur Entwicklung und Förderung von Geothermen Anlagen mbH Photovoltaik-Absorbermodul
DE202007010901U1 (de) 2007-08-06 2007-12-27 Brabenec, Maike Hybridkollektor
EP1914489A1 (fr) 2006-10-21 2008-04-23 SUNZENIT GmbH Module photovoltaïque doté d'un dispositif de refroidissement
WO2009149572A2 (fr) 2008-06-10 2009-12-17 Ids Holding Ag Utilisation de l'énergie solaire

Family Cites Families (4)

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Publication number Priority date Publication date Assignee Title
DE9104211U1 (de) * 1991-04-08 1991-07-04 Beier Solarhaus GmbH, 3300 Braunschweig Solarer Wärmestrom-Generator
ES2253099B1 (es) * 2004-09-03 2007-05-01 Manuel Lahuerta Romeo Seguidor solar.
WO2008143482A2 (fr) * 2007-05-23 2008-11-27 Hyun-Min Kim Module de cellule solaire pour toit et collecteur d'énergie solaire l'utilisant.
DE202008004965U1 (de) * 2008-04-09 2008-07-24 Eurich, Torsten Kühl- bzw. Thermoelement insbesondere für Solarmodule

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118249A (en) * 1977-08-30 1978-10-03 The United States Of America As Represented By The United States Department Of Energy Modular assembly of a photovoltaic solar energy receiver
US4493940A (en) * 1982-08-13 1985-01-15 Sanyo Electric Co., Ltd. Sunlight-into-energy conversion apparatus
DE20010880U1 (de) * 2000-06-19 2001-10-31 BEKON Umweltschutz & Energietechnik GmbH, 84032 Landshut Hybrid-Solarkollektor
DE202007000529U1 (de) 2006-01-10 2007-04-26 Solartec Ag Konzentrator-Photovoltaik-Vorrichtung mit zusätzlicher thermischer Nutzung sowie damit versehene Anlage
EP1914489A1 (fr) 2006-10-21 2008-04-23 SUNZENIT GmbH Module photovoltaïque doté d'un dispositif de refroidissement
DE202007009162U1 (de) 2007-06-29 2007-11-08 GEFGA Gesellschaft zur Entwicklung und Förderung von Geothermen Anlagen mbH Photovoltaik-Absorbermodul
DE202007010901U1 (de) 2007-08-06 2007-12-27 Brabenec, Maike Hybridkollektor
WO2009149572A2 (fr) 2008-06-10 2009-12-17 Ids Holding Ag Utilisation de l'énergie solaire

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014170137A1 (fr) 2013-04-18 2014-10-23 Bs2 Ag Panneau de façadou de toiture
WO2024126598A1 (fr) * 2022-12-14 2024-06-20 Johannes Scherer Structure d'échangeur de chaleur et procédé

Also Published As

Publication number Publication date
CH702438A1 (de) 2011-06-30
EP2517266A1 (fr) 2012-10-31

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