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High Efficiency Concentrator Tivoli

a primary and a secondary concentrator, which provides concentrated energy to heat a receiver cavity. The innovative high efficiency refractive secondary concentrator as shown in Figure 2, offers significant advantages over all other types of secondaries and is an enabling technology for ultra high temperature applications (~2000 K or higher).

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  • Design, Fabrication And Test Of A High Efficiency ...

    Design, Fabrication And Test Of A High Efficiency ...

    a primary and a secondary concentrator, which provides concentrated energy to heat a receiver cavity. The innovative high efficiency refractive secondary concentrator as shown in Figure 2, offers significant advantages over all other types of secondaries and is an enabling technology for ultra high temperature applications (~2000 K or higher).

  • High-Efficiency Concentrator-Ftm Machinery

    High-Efficiency Concentrator-Ftm Machinery

    High-Efficiency Concentrator. The concentrator is a continuous working concentrated and clarified multi-function equipment, mainly used for the concentration and clarification of concentrate and tailings slurry in wet beneficiation and coal preparation. It is highly efficient, energy-saving and eco-friendly.

  • Novel High-Efficiency Concentrator For Optical Fiber ...

    Novel High-Efficiency Concentrator For Optical Fiber ...

    Aug 07, 2002 Abstract: A novel high-efficiency concentrator based on nonimaging optics has been designed and fabricated with micromachining technique. The shape of the concentrator utilizes compound parabolic concentrator (CPC), which can concentrate the all rays that have the angles less than a critical angle /spl theta//sub c/.

  • A High-Efficiency Refractive Secondary Solar …

    A High-Efficiency Refractive Secondary Solar …

    A High-Efficiency Refractive Secondary Solar Concentrator,for High Temperature Solar Thermal Applications Michael F. Piszczor, Jr. Glenn Research Center, Cleveland, Ohio Robert P. Macosko Analex Corporation, Brook Park, Ohio Prepared for the Space Technology and …

  • Manufacturing Of Ultra-High Efficiency Thin-Film ...

    Manufacturing Of Ultra-High Efficiency Thin-Film ...

    Feb 01, 1992 @article{osti_5860740, title = {Manufacturing of ultra-high efficiency thin-film concentrator cells}, author = {Gale, R}, abstractNote = {This report describes a research project to study developments required to expedite commercializing the GaAs solar cell concentrator technology. We baseline the GaAs concentrator cell and 1000X module design into pilot operation at Kopin Corporation.

  • 5Lpm Stationary Oxygen Concentrator

    5Lpm Stationary Oxygen Concentrator

    DetailsCompact footprint with top handle for easy transportation and storage.Reliable and safe. High efficiency. Easy-to-read digital hour meter display.Safety Auto shutdown for power surges, high and low pressure, high temperature, and low oxygen concentration. Heat protection to ensure safety of the compressor and concentrator.Unit comes standard with oxygen purity and low flow rate ...

  • High-Efficiency Concentrator Photovoltaics – …

    High-Efficiency Concentrator Photovoltaics – …

    Terrestrial Concentrators Terrestrial III-V PV: • Highest efficiency PV technology • Current record cell at 37.3% • High concentration (~500-1000X) reduces importance of cell cost ⇒ Best to use highest efficiency cell • High efficiency then reduces the • Primary optics cost • Cell cost for given power output • Balance-of-system costs (supports, wiring, land prep. etc.)

  • Solar Concentrators - Rensselaer Polytechnic Institute

    Solar Concentrators - Rensselaer Polytechnic Institute

    the parabolic trough concentrators in the 480kW concentrator project [12],[23]. Although this concentrator could provide a high concentration, it requires larger field of view to maximise the sun energy collection. To obtain maximum efficiency, it needs a …

  • Energy Research And Development Division Final …

    Energy Research And Development Division Final …

    tracking concentrator photovoltaic system is a new design that eliminates the need for mounting on mechanical trackers. The system can provide the high-efficiency of concentrator photovoltaics in a flat, stationary, low-cost package that mimics a conventional silicon module, and can be mounted directly to commercial or residential

  • Next-Generation, High-Efficiency Iii-V Multijunction Solar ...

    Next-Generation, High-Efficiency Iii-V Multijunction Solar ...

    Sep 22, 2000 Triple-junction (3J) cells grown in this work have demonstrated 29.3% efficiency for space (AMO, 1 sun). Space concentrator 3J cells have efficiency up to 30.0% at low concentration (AMO, 7.6 suns), and terrestrial concentrator cells grown at Spectrolab and processed at NREL have reached 32.3% (AM1.5D, 440 suns).

  • Us5727108a - High Efficiency Compound Parabolic ...

    Us5727108a - High Efficiency Compound Parabolic ...

    A compound parabolic concentrator which can be used as an optical connector or in a like management system or simply as a concentrator or even as a spotlight, has a hollow body formed with an input aperture and an output aperture and a wall connecting the input aperture with the output aperture and diverting from the smaller of the cross sectional areas to the larger cross sectional areas of ...

  • Novel Materials For High-Efficiency Iii–V Multi-Junction ...

    Novel Materials For High-Efficiency Iii–V Multi-Junction ...

    Feb 01, 2008 We have developed high efficiency (38.9% at 489-suns AM1.5G) InGaP/InGaP/Ge 3-junction solar cells and large-area (5.445 cm 2) 3-junction concentrator cell modules with an efficiency of 28.9%. In order to realize 40% and 50% efficiency, new approaches for novel materials and structures are being studied.

  • Development Of High Efficiency Wafer Bonded 4-Junction ...

    Development Of High Efficiency Wafer Bonded 4-Junction ...

    The next generation of multi-junction concentrator solar cells will have to reach higher efficiencies than today's devices. At the same time these solar cells must be reliable in the field, be manufacturable with good yield and at sufficiently low cost. Inevitably the request of higher efficiency requires four or even more junction devices. A four-junction solar cell combination of GaInP/GaAs ...

  • The Physics Of Solar Concentration

    The Physics Of Solar Concentration

    Weinstein et al. calculate this limit to be C=210 for a 1-axis concentrator (a parabolic trough), and C = 4.3 10 4 for a 2-axis concentrator (an array of mirrors like that at Crescent Dunes). [4] While this limit may be constraining for 1-axis concentrators, it doesn't seem likely to be a significant constraint for 2-axis concentrators.

  • High Efficiency Concentrator,Peripheral Driving Thickener ...

    High Efficiency Concentrator,Peripheral Driving Thickener ...

    High efficiency concentrator is designed according to the principle that the falling velocity is different due to the different proportion of material in liquid. Generally, it is made of metal board. The major working feature of ore concentrator is that a certain amount of flocculant is added into the to-be-concentrated ore pulp to make the ore ...

  • 5Lpm Stationary Oxygen Concentrator

    5Lpm Stationary Oxygen Concentrator

    DetailsCompact footprint with top handle for easy transportation and storage.Reliable and safe. High efficiency. Easy-to-read digital hour meter display.Safety Auto shutdown for power surges, high and low pressure, high temperature, and low oxygen concentration. Heat protection to ensure safety of the compressor and concentrator.Unit comes standard with oxygen purity and low flow rate ...

  • High-Efficiency Concentrator Photovoltaics – …

    High-Efficiency Concentrator Photovoltaics – …

    Terrestrial Concentrators Terrestrial III-V PV: • Highest efficiency PV technology • Current record cell at 37.3% • High concentration (~500-1000X) reduces importance of cell cost ⇒ Best to use highest efficiency cell • High efficiency then reduces the • Primary optics cost • Cell cost for given power output • Balance-of-system costs (supports, wiring, land prep. etc.)

  • Energy Research And Development Division Final …

    Energy Research And Development Division Final …

    tracking concentrator photovoltaic system is a new design that eliminates the need for mounting on mechanical trackers. The system can provide the high-efficiency of concentrator photovoltaics in a flat, stationary, low-cost package that mimics a conventional silicon module, and can be mounted directly to commercial or residential

  • High-Efficiency Organic Solar Concentrators For ...

    High-Efficiency Organic Solar Concentrators For ...

    Jul 11, 2008 The cost of photovoltaic power can be reduced with organic solar concentrators. These are planar waveguides with a thin-film organic coating on the face and inorganic solar cells attached to the edges. Light is absorbed by the coating and reemitted into waveguide modes for collection by the solar cells. We report single- and tandem-waveguide organic solar concentrators with quantum ...

  • Novel Materials For High-Efficiency Iii–V Multi-Junction ...

    Novel Materials For High-Efficiency Iii–V Multi-Junction ...

    Feb 01, 2008 We have developed high efficiency (38.9% at 489-suns AM1.5G) InGaP/InGaP/Ge 3-junction solar cells and large-area (5.445 cm 2) 3-junction concentrator cell modules with an efficiency of 28.9%. In order to realize 40% and 50% efficiency, new approaches for novel materials and structures are being studied.

  • Development Of High Efficiency Wafer Bonded 4-Junction ...

    Development Of High Efficiency Wafer Bonded 4-Junction ...

    The next generation of multi-junction concentrator solar cells will have to reach higher efficiencies than today's devices. At the same time these solar cells must be reliable in the field, be manufacturable with good yield and at sufficiently low cost. Inevitably the request of higher efficiency requires four or even more junction devices. A four-junction solar cell combination of GaInP/GaAs ...

  • The Physics Of Solar Concentration

    The Physics Of Solar Concentration

    Weinstein et al. calculate this limit to be C=210 for a 1-axis concentrator (a parabolic trough), and C = 4.3 10 4 for a 2-axis concentrator (an array of mirrors like that at Crescent Dunes). [4] While this limit may be constraining for 1-axis concentrators, it doesn't seem likely to be a significant constraint for 2-axis concentrators.

  • High Efficiency Multiple Layer, All Solid-State ...

    High Efficiency Multiple Layer, All Solid-State ...

    High efficiency multiple layer, all solid-state luminescent solar concentrator ... The concentrator of claim 2 wherein the luminescent layers are arranged so that the luminescent layer absorbing at the shortest wavelength is at the bottom of the device and each succeeding luminescent layer proceeding from the bottom to the top of the device ...

  • High-Efficiency Photoelectric Units With Sunlight ...

    High-Efficiency Photoelectric Units With Sunlight ...

    High-efficiency concentrator photovoltaic modules have been developed and fabricated. The modules include a lens panel based on 32 Fresnel lenses (12 12 cm each), 32 multi-junction solar cells with secondary concentrators in the form of phocons, and heat-removing electrically insulating boards based on an aluminum oxide ceramic placed on the backside aluminum base.

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