ES2117550A1 - Dispositivo para la concentracion de radiacion solar. - Google Patents

Dispositivo para la concentracion de radiacion solar.

Info

Publication number
ES2117550A1
ES2117550A1 ES09502508A ES9502508A ES2117550A1 ES 2117550 A1 ES2117550 A1 ES 2117550A1 ES 09502508 A ES09502508 A ES 09502508A ES 9502508 A ES9502508 A ES 9502508A ES 2117550 A1 ES2117550 A1 ES 2117550A1
Authority
ES
Spain
Prior art keywords
solar radiation
concentrator element
flux density
diffuser
absorber
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
ES09502508A
Other languages
English (en)
Other versions
ES2117550B1 (es
Inventor
Thomas Litterst
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deutsches Zentrum fuer Luft und Raumfahrt eV
Original Assignee
Deutsche Forschungs und Versuchsanstalt fuer Luft und Raumfahrt eV DFVLR
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 Deutsche Forschungs und Versuchsanstalt fuer Luft und Raumfahrt eV DFVLR filed Critical Deutsche Forschungs und Versuchsanstalt fuer Luft und Raumfahrt eV DFVLR
Publication of ES2117550A1 publication Critical patent/ES2117550A1/es
Application granted granted Critical
Publication of ES2117550B1 publication Critical patent/ES2117550B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • 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
    • F24S50/20—Arrangements for controlling solar heat collectors for tracking
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
    • G01J1/0422—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using light concentrators, collectors or condensers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • G01S3/785—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system
    • G01S3/786—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system the desired condition being maintained automatically
    • G01S3/7861—Solar tracking systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G01J2001/0481—Preset integrating sphere or cavity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J2001/4266—Photometry, e.g. photographic exposure meter using electric radiation detectors for measuring solar light
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Sustainable Energy (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Photovoltaic Devices (AREA)

Abstract

DISPOSITIVO PARA LA CONCENTRACION DE RADIACION SOLAR. PARA PERFECCIONAR UN DISPOSITIVO PARA CONCENTRACION DE RADIACION SOLAR SOBRE UN ABSORBEDOR, COMPRENDIENDO UN ELEMENTO CONCENTRADOR QUE CONCENTRA LA RADIACION SOLAR INCIDENTE EN UNA MANCHA FOCAL SOBRE EL ABSORBEDOR, DE TAL FORMA QUE SE DISPONGA DE UNA MAGNITUD DE MEDICION FIABLE CARACTERIZADORA DE LA ALINEACION DEL ELEMENTO CONCENTRADOR CON EL SOL, INDEPENDIENTE DE LAS OSCILACIONES DE ESTADO APARENTE DEL SOL, DE LAS INFLUENCIAS CLIMATICAS, LA DILATACION TERMICA, LA HOLGURA EN LA SUSPENSION DEL ELEMENTO CONCENTRADOR O DE ERRORES OPTICOS DEL ELEMENTO CONCENTRADOR, SE PROPONE QUE EL DISPOSITIVO PRESENTE AL MENOS UN DISPOSITIVO DE MEDICION PARA LA MEDIDA DE LA DENSIDAD DE FLUJO DE RADIACION SOLAR EN LA ZONA DE LA MANCHA FOCAL Y QUE EL DISPOSITIVO DE MEDICION COMPRENDA UN ORIFICIO DE ENTRADA, A TRAVES DEL CUAL LLEGUE UNA PARTE DE LA RADIACION SOLAR AL DISPOSITIVO DE MEDICION, UN DIFUSOR PARA REDUCCION DE LA DENSIDAD DE FLUJO DE LA RADIACION SOLAR QUE LLEGA AL DISPOSITIVO DE MEDICION Y UN DETECTOR PARA MEDICION DE LA DENSIDAD DE FLUJO REDUCIDA POR MEDIO DEL DIFUSOR.
ES09502508A 1994-12-23 1995-12-21 Dispositivo para la concentracion de radiacion solar. Expired - Lifetime ES2117550B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4446303A DE4446303C2 (de) 1994-12-23 1994-12-23 Vorrichtung zum Konzentrieren von Solarstrahlung

Publications (2)

Publication Number Publication Date
ES2117550A1 true ES2117550A1 (es) 1998-08-01
ES2117550B1 ES2117550B1 (es) 1999-02-16

Family

ID=6536920

Family Applications (1)

Application Number Title Priority Date Filing Date
ES09502508A Expired - Lifetime ES2117550B1 (es) 1994-12-23 1995-12-21 Dispositivo para la concentracion de radiacion solar.

Country Status (3)

Country Link
US (1) US5616913A (es)
DE (1) DE4446303C2 (es)
ES (1) ES2117550B1 (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016110606A1 (es) * 2015-01-05 2016-07-14 Abengoa Solar New Technologies, S.A. Sistema y método de detección de radiación incidente sobre un receptor solar

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19707461C2 (de) * 1997-02-25 1999-05-12 Deutsch Zentr Luft & Raumfahrt Meßvorrichtung zum Messen konzentrierter Lichtstrahlung
DE10322001B4 (de) * 2003-05-16 2007-07-19 Deutsches Zentrum für Luft- und Raumfahrt e.V. Strahlungsmessvorrichtung
US20050208095A1 (en) * 2003-11-20 2005-09-22 Angiotech International Ag Polymer compositions and methods for their use
US10693415B2 (en) * 2007-12-05 2020-06-23 Solaredge Technologies Ltd. Testing of a photovoltaic panel
US11881814B2 (en) 2005-12-05 2024-01-23 Solaredge Technologies Ltd. Testing of a photovoltaic panel
US8013472B2 (en) 2006-12-06 2011-09-06 Solaredge, Ltd. Method for distributed power harvesting using DC power sources
US11855231B2 (en) 2006-12-06 2023-12-26 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8947194B2 (en) 2009-05-26 2015-02-03 Solaredge Technologies Ltd. Theft detection and prevention in a power generation system
US11888387B2 (en) 2006-12-06 2024-01-30 Solaredge Technologies Ltd. Safety mechanisms, wake up and shutdown methods in distributed power installations
US8384243B2 (en) 2007-12-04 2013-02-26 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11569659B2 (en) 2006-12-06 2023-01-31 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11309832B2 (en) 2006-12-06 2022-04-19 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8963369B2 (en) 2007-12-04 2015-02-24 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8319471B2 (en) 2006-12-06 2012-11-27 Solaredge, Ltd. Battery power delivery module
US9130401B2 (en) 2006-12-06 2015-09-08 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8816535B2 (en) 2007-10-10 2014-08-26 Solaredge Technologies, Ltd. System and method for protection during inverter shutdown in distributed power installations
US11735910B2 (en) 2006-12-06 2023-08-22 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US8618692B2 (en) 2007-12-04 2013-12-31 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US9088178B2 (en) 2006-12-06 2015-07-21 Solaredge Technologies Ltd Distributed power harvesting systems using DC power sources
US11687112B2 (en) 2006-12-06 2023-06-27 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11296650B2 (en) 2006-12-06 2022-04-05 Solaredge Technologies Ltd. System and method for protection during inverter shutdown in distributed power installations
US8319483B2 (en) 2007-08-06 2012-11-27 Solaredge Technologies Ltd. Digital average input current control in power converter
US11728768B2 (en) 2006-12-06 2023-08-15 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
US8473250B2 (en) 2006-12-06 2013-06-25 Solaredge, Ltd. Monitoring of distributed power harvesting systems using DC power sources
US9112379B2 (en) * 2006-12-06 2015-08-18 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
WO2009072075A2 (en) * 2007-12-05 2009-06-11 Solaredge Technologies Ltd. Photovoltaic system power tracking method
JP2011507465A (ja) 2007-12-05 2011-03-03 ソラレッジ テクノロジーズ リミテッド 分散型電力据付における安全機構、ウェークアップ方法およびシャットダウン方法
US8049523B2 (en) 2007-12-05 2011-11-01 Solaredge Technologies Ltd. Current sensing on a MOSFET
US11264947B2 (en) 2007-12-05 2022-03-01 Solaredge Technologies Ltd. Testing of a photovoltaic panel
WO2009072077A1 (en) * 2007-12-05 2009-06-11 Meir Adest Testing of a photovoltaic panel
WO2009073867A1 (en) 2007-12-05 2009-06-11 Solaredge, Ltd. Parallel connected inverters
EP4145691A1 (en) 2008-03-24 2023-03-08 Solaredge Technologies Ltd. Switch mode converter including auxiliary commutation circuit for achieving zero current switching
EP2294669B8 (en) 2008-05-05 2016-12-07 Solaredge Technologies Ltd. Direct current power combiner
US8345255B2 (en) * 2008-07-03 2013-01-01 Mh Solar Co., Ltd. Solar concentrator testing
US8646227B2 (en) * 2008-07-03 2014-02-11 Mh Solar Co., Ltd. Mass producible solar collector
US20100000517A1 (en) * 2008-07-03 2010-01-07 Greenfield Solar Corp. Sun position tracking
US8253086B2 (en) * 2008-07-03 2012-08-28 Mh Solar Co., Ltd. Polar mounting arrangement for a solar concentrator
US20100000594A1 (en) * 2008-07-03 2010-01-07 Greenfield Solar Corp. Solar concentrators with temperature regulation
US8229581B2 (en) * 2008-07-03 2012-07-24 Mh Solar Co., Ltd. Placement of a solar collector
US8450597B2 (en) * 2008-07-03 2013-05-28 Mh Solar Co., Ltd. Light beam pattern and photovoltaic elements layout
EP2602831B1 (en) 2009-05-22 2014-07-16 Solaredge Technologies Ltd. Electrically isolated heat dissipating junction box
US8710699B2 (en) 2009-12-01 2014-04-29 Solaredge Technologies Ltd. Dual use photovoltaic system
US8766696B2 (en) * 2010-01-27 2014-07-01 Solaredge Technologies Ltd. Fast voltage level shifter circuit
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US10230310B2 (en) 2016-04-05 2019-03-12 Solaredge Technologies Ltd Safety switch for photovoltaic systems
US10673229B2 (en) 2010-11-09 2020-06-02 Solaredge Technologies Ltd. Arc detection and prevention in a power generation system
GB2486408A (en) 2010-12-09 2012-06-20 Solaredge Technologies Ltd Disconnection of a string carrying direct current
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CN102297757B (zh) * 2011-05-20 2013-10-16 中国科学院电工研究所 一种太阳能碟式聚光器聚光性能测试方法及测试装置
US8570005B2 (en) 2011-09-12 2013-10-29 Solaredge Technologies Ltd. Direct current link circuit
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US11177663B2 (en) 2016-04-05 2021-11-16 Solaredge Technologies Ltd. Chain of power devices
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CN107843337A (zh) * 2017-12-20 2018-03-27 彭忠祥 一种太阳能聚光光斑相对光强分布测量系统
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WO2021032847A2 (de) * 2019-08-21 2021-02-25 Pts Phytotech Solution Ltd Lichtsammelpaneel
AU2021203917B2 (en) * 2020-06-15 2022-07-07 Planet A Energy, Inc. Detector and tracker

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0064746A2 (en) * 1981-05-09 1982-11-17 Kei Mori Sunlight direction sensor
US4362931A (en) * 1979-12-07 1982-12-07 Saburo Maruko Sun following-up device for solar heat utilization apparatus
EP0101055A1 (en) * 1982-08-11 1984-02-22 Kei Mori Device for sensing moving light source
US4442348A (en) * 1978-03-16 1984-04-10 Snyder Wesley L Solar tracking apparatus for a gimbaled body
US5253637A (en) * 1992-03-12 1993-10-19 Maiden Miles M Hyperfocal tracking solar thermal collector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013885A (en) * 1976-01-08 1977-03-22 Sanders Associates, Inc. Solar energy sun tracker
US4245153A (en) * 1979-03-09 1981-01-13 Porter David R Sun tracking system for solar collector
DE9010622U1 (de) * 1990-07-14 1990-09-20 Forschungszentrum Karlsruhe GmbH, 76133 Karlsruhe Sensoreinrichtung zur automatischen Ausrichtung eines Solarplanes zu einer Lichtquelle
DE4024929A1 (de) * 1990-08-06 1992-02-13 Gao Ges Automation Org Ulbrichtkugel

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442348A (en) * 1978-03-16 1984-04-10 Snyder Wesley L Solar tracking apparatus for a gimbaled body
US4362931A (en) * 1979-12-07 1982-12-07 Saburo Maruko Sun following-up device for solar heat utilization apparatus
EP0064746A2 (en) * 1981-05-09 1982-11-17 Kei Mori Sunlight direction sensor
EP0101055A1 (en) * 1982-08-11 1984-02-22 Kei Mori Device for sensing moving light source
US5253637A (en) * 1992-03-12 1993-10-19 Maiden Miles M Hyperfocal tracking solar thermal collector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016110606A1 (es) * 2015-01-05 2016-07-14 Abengoa Solar New Technologies, S.A. Sistema y método de detección de radiación incidente sobre un receptor solar

Also Published As

Publication number Publication date
US5616913A (en) 1997-04-01
ES2117550B1 (es) 1999-02-16
DE4446303A1 (de) 1996-06-27
DE4446303C2 (de) 1997-01-23

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