WO2014114286A1 - Reflection surface arrangement for photovoltaic systems - Google Patents
Reflection surface arrangement for photovoltaic systems Download PDFInfo
- Publication number
- WO2014114286A1 WO2014114286A1 PCT/DE2014/000025 DE2014000025W WO2014114286A1 WO 2014114286 A1 WO2014114286 A1 WO 2014114286A1 DE 2014000025 W DE2014000025 W DE 2014000025W WO 2014114286 A1 WO2014114286 A1 WO 2014114286A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- photovoltaic
- reflection
- elements
- surface device
- reflective surface
- Prior art date
Links
- 239000010410 layer Substances 0.000 claims description 36
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 26
- 239000003973 paint Substances 0.000 claims description 18
- 239000000049 pigment Substances 0.000 claims description 18
- 239000004408 titanium dioxide Substances 0.000 claims description 12
- 239000012790 adhesive layer Substances 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 6
- 239000010426 asphalt Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 238000004049 embossing Methods 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 238000010137 moulding (plastic) Methods 0.000 claims 1
- 238000011161 development Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
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
-
- 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
- H02S40/22—Light-reflecting or light-concentrating means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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 relates to a reflective surface device as part of photovoltaic systems and a photovoltaic device with a base layer and a light-reflecting surface and a photovoltaic system with such reflective surface devices.
- the present invention Based on the cited prior art, the present invention, the technical problem or the object of specifying a reflective surface device of the type mentioned above, which significantly increases the efficiency of the photovoltaic system and / or the photovoltaic unit, which can be produced economically, simply mounted or used can be and which allows a permanently reliable increase in the efficiency of photovoltaic systems and / or elements. Since such reflection surface devices in very large
- Number of pieces to be used in the context of photovoltaic systems and / or units is a further object of the present invention to provide it to specify such reflective surface devices that can be extremely economically mass-produced, can be easily mounted and thus the efficiency of photovoltaic systems are further increased can.
- the reflective surface device according to the invention is given by the features of independent claim 1.
- Advantageous embodiment and further development are the subject of claims dependent directly or indirectly from the independent claim 1.
- the reflective surface device is characterized according to the invention that on the support layer on the top side a plurality of reflection feature elements are present, which have a convex surface structure at least on the upper side, so that incident light is reflected diffusely.
- a particularly preferred embodiment of the reflective surface device according to the invention is characterized in that the reflection-form elements are present in a random or ratcheted arrangement.
- a particularly advantageous development of the reflective surface device according to the invention which ensures an increased efficiency of a photovoltaic system, is characterized in that the diffusely reflecting surface properties are formed by a white paint with pigments or crystals or particles as Refelxionsformieri and / or by diffusely reflecting properties of the reflection elements themselves ,
- a particularly preferred embodiment of the reflective surface device according to the invention is characterized in that the convex-shaped surface structure of the reflection-shaping elements is formed, at least in regions, in each case by a spherical or ellipsoidal surface.
- a preferred alternative embodiment is characterized in that an adhesive layer is arranged on the top side of the support layer, into which the reflection-form elements are at least partially embedded on the underside.
- an adhesive layer is first applied to the lower-side base layer or the floor and as long as it is not dried, the reflection elements are applied or embedded, so that they adhere reliably on the one hand in the adhesive layer and on the other hand produce optimal diffuse reflection.
- the introduction of the Reflection features can be done by sprinkling, sprinkling or spraying.
- a particularly advantageous embodiment which allows a particularly economical production, is characterized in that the support layer and the reflection-shaping elements are integrally formed / wherein the convex surface structure of the reflection elements is produced by embossing, pressing, rolling, cold / hot forming the top of the support layer or the reflection surface device with its reflection-form elements as a plastic molded part, in particular plastic injection molded part, is formed.
- a particularly preferred embodiment, which is economically advantageous and in large quantities, while ensuring high manufacturing qualities, can be produced is characterized in that the device consists of bitumen board or plastic, in particular with a reflective paint, wherein it is also conceivable that the reflective surface device according to the invention in the sum has film-like properties, that is, it is also flexible to a certain extent in their plane.
- a particularly advantageous development which has advantages with regard to an optimal generation of a diffuse reflection image of the incident light beams, is characterized in that the reflection-form elements are arranged in an orthogonal grid.
- reflection shaping elements it has been found to be particularly advantageous to arrange the reflection shaping elements in such a way that reflection element elements arranged adjacently in a row are arranged at a distance, wherein it is particularly advantageous
- a particularly advantageous reflective surface device which enables economical industrial production, has very good diffuse reflection properties and thereby makes it possible to increase the power production of the overall photovoltaic system, is characterized in that the paint is designed as a white paint with titania crystals or pigments or particles, which cause the diffuse reflection.
- Color coat / the titanium dioxide crystals, pigments or particles to produce the convex surface properties to produce the diffuse reflection is treated with a single or multi-stage grinding process / are.
- titanium dioxide is preferably used as the pigment. Titanium dioxide can be produced economically in large quantities. This raw material is a pigment that has very high reflection properties and, depending on the grain size, causes a very good diffuse reflection. Viewed microscopically, this pigment always forms a spherical or ellipsoidal surface structure, which would be described as smooth by the feel of the surface, since the convex surface structures of the individual pigments are microscopically small.
- the raw material titanium dioxide is rather crystal-like before the milling process.
- the white color produced by the addition of the titanium dioxide is processed so that the pigment alters titanium dioxide in the structural form and thereby the pigment is rounded off and a convex spherical or ellipsoidal surface structure is formed.
- the white paint is painted on a substrate and dried. In the Drying phase evaporates the thinning of the paint and the titanium dioxide pigments form a substantially hemispherical surface texture. The larger the pigment, the more diffuse the light is reflected. During the grinding process, care should be taken to ensure that the pigments do not become too small and thus disappear during the drying process in the paint, because this would mean that the reflection values are lower.
- the diffuse reflection effect is effected solely by applying the described color to the base layer.
- the paint to a prestructured surface support structure, which in turn has diffuse reflection properties by means of corresponding surface configurations, so that such a diffuse surface which is additionally provided with a diffusely refected paint finish will have a higher degree of reflection than the individual structural features as such.
- the reflection-form elements By providing the reflection-form elements with their convex surface structure, overall a diffuse reflection behavior of the surface is produced, which is particularly advantageous with respect to the photovoltaic units surrounding the reflection surface device in order to increase the efficiency.
- Such photovoltaic devices can be easily used in sloping roofs, with an increase in the efficiency of the photovoltaic elements by the bottom side arranged
- Reflective surface device is guaranteed.
- a structurally particularly advantageous embodiment which provides very good values in terms of their efficiency, is characterized in that the photovoltaic units and the light-permeable areas are arranged like a checkerboard.
- a particularly advantageous embodiment is characterized in that the checkerboard-like arranged photovoltaic elements and translucent areas outside circumferentially in the edge region circumferentially surrounded by directly juxtaposed photovoltaic elements.
- a photovoltaic system according to the invention with photovoltaic units arranged inclined in a predetermined grid with top and / or bottom photovoltaic elements is characterized in that in the region between the photovoltaic units each reflecting surface device according to one or more of the preceding claims below and / or above a photovoltaic unit is arranged.
- a preferred embodiment of a photovoltaic unit is characterized in that the reflecting surface device arranged in front of an inclined photovoltaic unit has an opposing surface inclination, which leads to an increased exposure of the photovoltaic unit to light.
- the opposing surface slope is in this case preferably in a range between 10 to 40 °.
- the basic idea according to the invention is to use reflective surface devices of the type described above in the area of photovoltaic systems and / or photovoltaic units, which generate diffuse reflection with respect to the incident light and so that within the photovoltaic system, respectively
- Photovoltaic unit existing photovoltaic elements optimally apply light, resulting in a significant increase in the
- FIG. 1 shows a schematic cross section through a photovoltaic system with arranged in a grid dimension photovoltaic units, wherein between the units a reflection surface device is present, which reflects the incident light diffuse,
- FIG. 2 shows a schematic section through a reflecting surface device with a carrier layer and an upper-side adhesive layer, in which reflection-form elements for producing a diffuse reflection are partially embedded on the underside,
- FIG. 3 shows a schematic section through a reflecting surface device with a carrier layer, in which the reflection-form elements are present in one piece with the carrier layer, the convex shape of which being formed by shaping, schematic cross section through a photovoltaic unit with a carrier layer, which is equipped with photovoltaic elements on the upper side and underside, has light-transmissive areas and at the bottom has a reflecting surface device for producing a diffuse reflection light,
- Fig. 5 is a schematic plan view of the photovoltaic unit according to
- 6a is a schematic plan view of a reflective surface device with randomly scattered reflection elements
- FIG. 6b shows a schematic section through the reflective surface device according to FIG. 6a along sectional form I-I, FIG.
- 7a is a schematic plan view of a reflective surface device with diagonally orthogonal embossed reflection feature elements in one-piece design
- FIG. 7b shows a schematic section through the reflective surface device according to FIG. 7 along sectional shape ⁇ - ⁇ , FIG.
- Fig. 8a top view of a reflective surface device
- embossed reflective feature elements having an ellipsoidal surface structure arranged in an orthogonal grid spaced in a row and alternately offset with respect to adjacent rows,
- FIG. 8b shows a schematic section through the reflecting surface device according to FIG. 8a along sectional form ⁇ - ⁇ , FIG.
- Fig. 9 shows a schematic section through a photovoltaic system arranged inclined at a predetermined pitch Photovoltaic units, wherein in each case a reflecting surface device is arranged between the photovoltaic units at their supporting structure,
- FIG. 11 shows a schematic section through a reflecting surface device with a supporting layer, in which convex reflection-form elements are formed on the upper side, which in turn are provided on the upper side with a white coating with diffuse reflection properties.
- Fig. 1 is a highly schematic schematic representation of a photovoltaic system 80 shown with a plurality of inclined to a substrate 82 in a grid R spaced photovoltaic units 60 shown.
- the substrate 82 may be a naturally grown floor or a flat roof of a building.
- a reflection surface device 10.1 is arranged on the substrate 82, which has the property that incident light rays L are reflected diffusely when they impinge on the reflection surface device 10, that is, the incident light rays L both on the top of the photovoltaic units 60 as well be reflected on the underside of the photovoltaic units 60.
- the photovoltaic units 60 have photovoltaic elements 62 both on their upper side and on their lower side.
- an adhesive layer 14 is present, wherein the upper side on the adhesive layer 14th
- Reflectance elements 20.1, 20.2, 20.3 are present, the upper side at least partially have a convex surface contour. Due to the convex surface contour of the reflection form elements 20.1, 20.2, a diffuse light reflection is generated.
- the reflection form elements 20.1, 20.2 are embedded in the adhesive layer 14 on the underside and applied to the adhesive layer, for example, by sprinkling or spraying.
- the surface contour of the reflection-form elements 20.1, 20.2 preferably has a wedge-shaped or ellipsoidal surface structure.
- the reflection-form elements 20.1, 20.2 may themselves have light-reflecting properties, or a light-reflecting coating is applied to these reflection-form elements 20.1, 20.2.
- FIG. 3 another constructive embodiment of a reflective surface device 10.3 is shown, which has a support layer 12.3, on which the reflection elements 20.3 are embossed present.
- the reflection form elements 20.3 and the support layer are embossed present.
- the reflective surface device 10.3 is materially designed as a bitumen board. It is also possible to produce the reflective surface device 10.3 with other materials, for example plastic, as a one-piece component. In this case, a plastic injection molding method or a deep-drawing method may advantageously be considered as a manufacturing method.
- Fig. 6a and b show a constructive embodiment of the reflecting surface device 10.2, wherein the reflection elements
- Fig. 7a and b shows a further structural embodiment of a reflecting surface device 10.2, wherein the reflection-form elements
- Support layer 12.2 are formed formed.
- Fig. 8a and b shows a particularly preferred third embodiment of a reflective surface device 10.3, in which on the support layer 12.3 upper side ellipsoidal reflection feature elements
- the reflection elements 20.3 are embossed present, the reflection elements 20.3 are arranged in an orthogonal grid with the grid dimensions Rl in the longitudinal direction and the grid dimensions R2 in the transverse direction and the reflection elements 20.3 in a row at a distance A from each other and the reflective elements 20.3 adjacent rows by half the pitch Rl offset offset amount V against each other are present.
- FIG. 9 shows a photovoltaic system 80 in which the photovoltaic units 60 fitted on the upper side and underside with photovoltaic elements 62 are each mounted on a support structure 70 are, between the support structures 70 spaced from the substrate 82 reflection surface devices 10.2, 10.3 are arranged.
- FIGS. 4 and 5 show a photovoltaic unit 60 according to the invention, in which a reflecting surface device 10.2, 10.3 of the type described above is used.
- the photovoltaic unit 60 has a housing 64, wherein within the housing 64, a light-transmitting support layer 66 is present, on the top and bottom photovoltaic elements 62 are arranged. Below the carrier layer 66, a reflecting surface device 10.2, 10.3 is arranged within the housing 64, spaced from the carrier layer 66.
- the photovoltaic elements 62 are arranged in a checkerboard pattern, wherein between the photovoltaic elements 62 there are chess-board-like translucent areas 68, through which the incident light L strikes the reflecting surface device 10.2, 10.3, which then produces a diffuse reflection D and also the photovoltaic elements 62 arranged at the lower side with light energy applied.
- a light-permeable upper layer 72 is provided on the upper side, which has the property that light beams L incident from the outside can pass unhindered, but light beams reflected from the interior of the housing or the reflecting surface device 10.2, 10.3 are in turn reflected inward.
- Such a photovoltaic element 62 is particularly suitable for use in pitched roofs and has a particularly high efficiency.
- the photovoltaic unit 60 has additional photovoltaic elements 62, the chessboard structure of the rest
- contemporary photovoltaic unit 60 can be implemented with respect to the used roof surface unit, a particularly high degree of efficiency compared to the usual known photovoltaic units. Characterized in that below the support layer 66, a reflection surface device 10.2, 10.3 is present, which generates a diffused reflected light, the photovoltaic elements 62 arranged on the underside are subjected to sufficient light energy, which increases the total energy yield. Practical experiments have shown that an efficiency increase of over 30% can be achieved in comparison to the known photovoltaic units.
- the reflective properties of the reflective surface devices 10.1, 10.2, 10.3 can either be ensured by the application of a reflection coating or the Relfexionseigenschaften are ensured by the fact that for the reflective elements 20.1, 20.2, 20.3 materials are used, which as such have even light reflection properties.
- the geometric maximum dimensions of the individual reflection elements 20.1, 20.2, 20.3 are preferably in a range of 1-10 mm.
- inventive idea namely generating a diffuse reflection image in incident light rays generate.
- a particularly economical embodiment can be implemented by selecting bitumen board as the material for the carrier layer, wherein the reflective element elements 20.1, 20.2, 20.3 are applied by embossing and then a
- Reflection paint is applied on the upper side.
- Reflector elements 20.1, 20.2, 20.3 in one piece as plastic component, in particular plastic injection component with a top side
- FIGS. 10a to d show a schematic section through a photovoltaic unit arranged inclined at a predetermined pitch
- Reflection surface device 10 According to FIG. 10 a, the reflection surface device 10 is arranged both below and in front of the photovoltaic unit 60.
- Reflection surface device 10 inclined in opposite directions in front of the
- Photovoltaic unit 60 is present, wherein the device 10 in Fig. 10b has an inclination of approximately 10 ° and in Fig. 10c has an inclination of approximately 30 °.
- FIG. 10d an alternative embodiment is shown in FIG. 10d, in which the reflection surface device 10 is arranged parallel spaced below the photovoltaic unit 60 with the same inclination, which is conceivable, for example, in photovoltaic units which have light-transmissive regions at least in some areas.
- both the top and the bottom of the reflective surface device 10 may be formed as a reflection surface with diffuse reflection properties.
- FIG. 11 shows in highly schematic form a further exemplary embodiment of a reflecting surface device 10.31, which starts from the Reflection surface device 10.3 of FIG. 2, which has a support layer 12.3, on which the convex reflection elements 20.3 are embossed present.
- a white paint applied which contains, for example, titanium dioxide as color pigments and even diffuse Refelxionseigenschaften has.
- top "smooth" base layers 12 with a white color with titanium dioxide pigments with appropriate
- Titanium dioxide elements is a particularly economically preferred embodiment of the reflective surface device 10 according to the invention.
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14706465.3A EP2976789A1 (en) | 2013-01-28 | 2014-01-28 | Reflection surface arrangement for photovoltaic systems |
DE112014000580.0T DE112014000580A5 (en) | 2013-01-28 | 2014-01-28 | Reflection surface device for photovoltaic systems |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013001363.1 | 2013-01-28 | ||
DE102013001363.1A DE102013001363A1 (en) | 2013-01-28 | 2013-01-28 | Reflection surface device for photovoltaic systems |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014114286A1 true WO2014114286A1 (en) | 2014-07-31 |
Family
ID=50179456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2014/000025 WO2014114286A1 (en) | 2013-01-28 | 2014-01-28 | Reflection surface arrangement for photovoltaic systems |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2976789A1 (en) |
DE (2) | DE102013001363A1 (en) |
WO (1) | WO2014114286A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3042348B1 (en) * | 2015-10-08 | 2018-03-16 | Athelios | PHOTOVOLTAIC OPTICAL DEVICE WITH DEDOUBLE PLASMON FILTRATION |
FR3042333B1 (en) * | 2015-10-08 | 2018-03-16 | Athelios | PHOTOVOLTAIC OPTICAL DEVICE WITH DOUBLE FILTRATION PLASMONIC REAR SIDE AND SIMPLE PLASMONIC FILTRATION FRONT PANEL |
FR3042349B1 (en) * | 2015-10-08 | 2018-03-16 | Athelios | PHOTOVOLTAIC OPTICAL DEVICE WITH SINGLE PLASMONIC FILTRATION BACK SIDE AND DOUBLE PLASMONIC FILTRATION FRONT SIDE |
FR3042347B1 (en) * | 2015-10-08 | 2018-03-16 | Athelios | PHOTOVOLTAIC OPTICAL DEVICE WITH PLASMON FILTRATION |
FR3042334B1 (en) * | 2015-10-08 | 2018-03-16 | Athelios | PHOTONIC ENCAPSULE FOR PHOTOVOLTAIC YIELD INCREASE |
DK3370264T3 (en) * | 2017-03-01 | 2019-11-04 | Asvb Nt Solar Energy B V | SOLAR MODULE |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1732141A1 (en) * | 2005-06-06 | 2006-12-13 | The General Electric Company | Optical concentrator for solar cells |
DE202009007771U1 (en) * | 2009-06-03 | 2009-08-20 | Danz, Rudi, Dr. habil. | Photovoltaic modules for radiation concentration |
WO2010058585A1 (en) * | 2008-11-19 | 2010-05-27 | 凸版印刷株式会社 | Light reuse sheet, solar battery module, and light source module |
EP2418692A2 (en) * | 2010-08-09 | 2012-02-15 | Palo Alto Research Center Incorporated | Stationary sunlight redirecting element and system |
WO2012164814A1 (en) * | 2011-05-27 | 2012-12-06 | 三洋電機株式会社 | Solar cell module |
WO2012176516A1 (en) * | 2011-06-23 | 2012-12-27 | 三洋電機株式会社 | Solar battery module |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4213897B2 (en) * | 2001-08-07 | 2009-01-21 | 株式会社日立製作所 | Method of manufacturing transfer pattern of microlens array |
JP4910842B2 (en) * | 2007-04-02 | 2012-04-04 | ソニー株式会社 | Optical sheet and display device |
CN101772726B (en) * | 2007-08-09 | 2012-01-11 | 夏普株式会社 | Liquid crystal display unit |
JP2010258034A (en) * | 2009-04-21 | 2010-11-11 | Toyota Motor Corp | Solar cell module |
-
2013
- 2013-01-28 DE DE102013001363.1A patent/DE102013001363A1/en not_active Withdrawn
-
2014
- 2014-01-28 EP EP14706465.3A patent/EP2976789A1/en not_active Withdrawn
- 2014-01-28 WO PCT/DE2014/000025 patent/WO2014114286A1/en active Application Filing
- 2014-01-28 DE DE112014000580.0T patent/DE112014000580A5/en not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1732141A1 (en) * | 2005-06-06 | 2006-12-13 | The General Electric Company | Optical concentrator for solar cells |
WO2010058585A1 (en) * | 2008-11-19 | 2010-05-27 | 凸版印刷株式会社 | Light reuse sheet, solar battery module, and light source module |
DE202009007771U1 (en) * | 2009-06-03 | 2009-08-20 | Danz, Rudi, Dr. habil. | Photovoltaic modules for radiation concentration |
EP2418692A2 (en) * | 2010-08-09 | 2012-02-15 | Palo Alto Research Center Incorporated | Stationary sunlight redirecting element and system |
WO2012164814A1 (en) * | 2011-05-27 | 2012-12-06 | 三洋電機株式会社 | Solar cell module |
WO2012176516A1 (en) * | 2011-06-23 | 2012-12-27 | 三洋電機株式会社 | Solar battery module |
US20140102515A1 (en) * | 2011-06-23 | 2014-04-17 | Sanyo Electric Co., Ltd. | Solar module |
Also Published As
Publication number | Publication date |
---|---|
EP2976789A1 (en) | 2016-01-27 |
DE112014000580A5 (en) | 2015-10-15 |
DE102013001363A1 (en) | 2014-07-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2014114286A1 (en) | Reflection surface arrangement for photovoltaic systems | |
DE102005027737B4 (en) | Use of a transparent disc with a three-dimensional surface structure as a cover plate for components for the use of sunlight | |
DE60133828T3 (en) | Multi-ply web of absorbent paper | |
DE102005027799A1 (en) | Method for producing a transparent pane having a surface structure | |
DE1710367C3 (en) | Process for the production of a shade screen fabric with a reflective effect | |
DE102007054124A1 (en) | Architecturally designed solar cell and solar thermal panels | |
DE112015002819T5 (en) | Organic electroluminescent element, base material and light-emitting device | |
WO2011082806A2 (en) | Solar cell module | |
EP3058123B1 (en) | Light deflecting system | |
EP2044630A1 (en) | Polymer-based solar cell | |
EP3390113A1 (en) | Vehicle tire | |
CH684371A5 (en) | Solar module, process for its production and its use as a facade element. | |
DE7103780U (en) | LIGHT PANEL | |
EP1475490B1 (en) | Floor covering made of elastomeric material with a texture on its surface | |
DE102015216994A1 (en) | Photovoltaic glass with independent light traps | |
EP2420727A2 (en) | Lamp | |
DE202005003532U1 (en) | The matrix for the production of a carrier coated with a liquid plastics, to give the appearance of leather, has microscopic surface recesses giving a structured gloss | |
EP2233027A1 (en) | Jewellery stone with reflective front | |
WO2014180460A1 (en) | Lighting arrangement | |
WO2011124294A1 (en) | Device for coupling out light in a reduced-glare manner | |
DE102012012649A1 (en) | lighting device | |
DE102012012621A1 (en) | lighting device | |
EP1685348B1 (en) | Lamp comprising a transparent light-emerging element | |
DE4230907C2 (en) | Luminaire louvre for louvre luminaires | |
DE3630243A1 (en) | Heat-reflecting wallpaper or lining |
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: 14706465 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 112014000580 Country of ref document: DE Ref document number: 1120140005800 Country of ref document: DE |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: R225 Ref document number: 112014000580 Country of ref document: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2014706465 Country of ref document: EP |