A study for the special fresnel lens for high efficiency. Whereas fresnel lens is a refractive concentrator, all the incident solar beams are concentrated on opposite side of lens, thus solar beams not attenuated on account of opacity of intervene absorber body as in latter case. Fresnel lens solar concentrators continue to fulfill a market requirement as a system component in high volume cost effective concentrating photovoltaic cpv electricity generation. Fresnel reflector an overview sciencedirect topics. Satyanarayana mechanical engineering department,k l university, guntur 522501 abstractmany applications of thermal energy, both in industrial and power sectors require medium temperatures ranging from 100c to 250c. The size of the solar lens is 1040mm x 780mm, thickness is 3mm.
What design concentrates solar thermal power better. The book closes a gap in solar concentrator design, and describes. Advanced photonics journal of applied remote sensing. We present an optical design for a static solar concentrator for a photovoltaic cell scpv. Paul breeze, in power generation technologies third edition, 2019. Buy fresnel lens solar concentrator and get free shipping on. Concentrated solar energy applications using fresnel lenses. Highefficiency multijunction mj solar cells, being very expensive to manufacture, should only be used in combination with solar concentrators in terrestrial applications. Pdf comparison of fresnel lenses and parabolic mirrors. China new linear fresnel lens for solar water heating f. Fresnel lens solar concentrator design based on geometric. A solar concentrator uses lenses, called fresnel lenses, which take a large area of sunlight and direct it towards a specific spot by bending the rays of light and focusing them. The overall efficiency of fresnel lens solar concentrator is around 51% and can generate process steam required in the industry. The solar concentrators used in csp systems can often also be used to provide.
And, as most of our sellers offer free shipping we think youll agree that youre getting this fresnel lens solar concentrator at one of the best prices online. The study of performance of fresnel lens solar concentrator and steam generation using fresnel lens solar concentrator is presented in this paper. The agile concentrator enables costeffective, utilityscale, photovoltaic pv installations by simplifying the solar tracking, design, construction. A transmittanceoptimized, pointfocus fresnel mark j. Solar concentrator modules with siliconeon glass fresnel. Tracking integration in concentrating photovoltaics using. Sun and concentrator arrays on earth, wattsdollar is king, and our cost model shows that simple linefocus lens modules using lowcost onesuntype silicon cells are still more costeffective than more complex. Optical design of a static solar concentrator using fresnel.
The image quality is awesome as well as the build quality. Conference proceedings papers presentations journals. Basic heat transfer analysis of each application decides its solar energy requirement. A solar pumped laser spl that converts sunlight directly into a coherent and intense laser beam generally requires a large concentrating lens and precise solar tracking, thereby limiting its. It will also analyse on some of the existing solar concentrators used in the solar technology for the past four decades. Nonimaging fresnel lenses design and performance of solar. Since 1970, the nonimaging concentrator was used for solar energy. It is a plastic lens, but it feels very solid and durable. Fresnel lens solar power foundry obsidian farm 3800.
Solar energy, as such an alternative, is inexhaustible and pollution free. There are 2,454 suppliers who sells solar lens on, mainly located in asia. Freeform optics for fresnellensbased photovoltaic concentrators. Study of performance of fresnel lens solar concentrator. Alignment of a fresnellensbased optical concentrator for. Lpis fresnel kohler fk concentrator design we have developed a kohlerbased cpv optical device with a flat fresnel lens as the primary optical element poe, and a single refractive surface as the secondary optical element soe. Franssona adepartment of energy technology, kth royal institute of technology, 100 44 stockholm, sweden abstract a systematic design procedure for a high flux solar simulator is presented in this paper. Solar concentrators rensselaer polytechnic institute. Fresnel lens solar concentratorderivations andsimulations. Optical simulation and experimental verification of a fresnel. I have used a solar concentrator parabolic dish sk 14 and the temperature.
The lens has either a selective coating on the non fresnel side or uses a groove removal process from nonoptically. Design and analysis of a highefficiency, costeffective solar concentrator john h. Some people use the same principle when they use a magnifying lens to focus the suns ra. In addition, the change of refractive index due to temperature variation in outdoor operation conditions is also considered in the design. Find solar concentrator fresnel lens arrays related suppliers, manufacturers, products and specifications on globalspec a trusted source of solar concentrator fresnel lens arrays information. The concentration and kohler integration functions are achieved by the lower surface. The nonimaging optical system provides large aperture and forgiving imaging requirements. Design and analysis of rooftop linear fresnel reflector solar concentrator k. It has to be placed on the way of incident rays, which is an obstruction and attenuate the quantum of incident solar beams. Osa solar concentrator modules with siliconeonglass. Fresnel lens type energy concentrator for spacebased solar po3 wer systems article no. Renewable energy resources, solar energy, solar concentrator. Pdf fresnel lens is found to simplify the system structure and enhance the performance of photovoltaic systems.
Solar arrays have been and continue to be the mainstay in providing power to nearly all commercial and government spacecraft. Algorithmically optimized hemispherical dome as a secondary optical element for the fresnel lens solar concentrator. The gtha incorporated in matlab optimizes the concentrator characteristics to secure this. The use of solar energy requires optimizing each part of a photovoltaic system. Graded index lens as a nontracking solar concentrator stanford. The concentrator consists of two fresnel lenses, one concave and one convex. Design and analysis of rooftop linear fresnel reflector solar. Simple optics and raytracing techniques are used to. A wide variety of solar lens options are available to you, such as plastic, glass. Oct 23, 2010 this lens is about 25% more powerful than a traditional clear fresnel lens. However, instead of a single parabolic trough, the fresnel system employs a series of long, almost flat reflectors that. Solar energy concentration technology using fresnel lens is an effective way to make full use of sunlight. Jan 10, 2018 just running an idea for a diy fresnel lens past in the context that parabolic mirrors have been created by rotating a liquid the volume left above the parabola is also parabolic, so. The ring at the end of the string is free to move along the rod from.
We offers a complete range of fresnel lenses sizes and types. Solar concentrator modules with siliconeonglass fresnel lens panels and multijunction cells valery d. The performance of the scpv was demonstrated using two settings. We use cookies to offer you a better experience, personalize content, tailor advertising, provide social media features, and better understand the use of our services. Rumyantsev1 1ioffe physical technical institute, 26 polytechnicheskaya str. Concentrated solar power systems generate solar power by using mirrors or lenses to. The scpv was designed and optimized using raytracing computer simulations. A practical optimization design is proposed, in which the solar direct light spectrum and multijunction cell response range are taken into account in combination, particularly for the fresnel concentrators with a high concentration and a small aspect ratio. A fully planar solar pumped laser based on a luminescent. The fresnel principle the linear fresnel reflector technology receives its name from the fresnel lens, which was developed. Applied sciences free fulltext algorithmically optimized. Jul 31, 2001 you may be a researcher in some optical science interested in the core subject of this book. The top countries of suppliers are india, china, and taiwan, china, from which the percentage of solar lens supply is 1%, 99%, and 1% respectively. Fresnel lens solar concentrator design based on geometric optics and blackbody radiation equation.
Applicationbased design of the fresnel lens solar concentrator. Comparison of fresnel lenses and parabolic mirrors as solar energy concentrators. Can anyone please let me know of any free open source software for plotting. I high temperature solar concentrators robert pitzpaal encyclopedia of life support systems eolss that ideal concentrators conserve a quantity called etendue, the product of aperture area and sinus square of the half angle of the radiation cone. Design and validation of a lowcost highflux solar simulator.
The objective was to maximize the concentration acceptance product cap, while. A solar energy concentrator including a thin flexible fresnel lens for focusing incident solar radiation not normal. For high fresnel concentrating pv or pvt systems, the second optical element soe is the key component for the high optical efficiency at a wider deflection angle, which is important for overcoming unavoidable errors from the tacking system, the fresnel lens processing and installment technology. Design and machining of fresnel solar concentrator surfaces. Design and validation of a lowcost highflux solar simulator using fresnel lens concentrators w. Fresnel lens solar magnifying glass for optical scorcher. Fresnel solar concentrator is one of the most common solar concentrators in solar applications. Secondary optics for fresnel lens solar concentrators. This paper describes the design and optimization of a nonimaging fresnel lens for use in a solar thermal collector with low concentration ratio intended to provide the driving heat source for a sorption heat pump cycle, operating on solar heat of 80250c. Jul 15, 2014 this depends on what you mean by better. You can use concaveconvex mirrors to concentrate suns rays to achieve higher.
You may not be too excited about the collection of solar energy, but you would want a fub description of the optical performance of the lens. We make the big fresnel lens for solar concentrating. Archived from the original pdf on 15 september 2014. Design and analysis of a highefficiency, costeffective. A fresnel lens can be more compact essentially flat however, the materials choice is either plastic which may have uv stability and scratch resistance problems or glass which is fragile and the shape is h. Mar, 20 a solar concentrator diy can seem like the easiest thing in the world if someone else is doing the hard work a guy who calls himself grant thompson used a fresnel lens from a dismantled old toshiba projection tv and shows the world on youtube how his diy solar concentrator can scorch nearly anything from pennies and concrete to eggs. A novel genetically themed hierarchical algorithm gtha has been investigated to design fresnel lens solar concentrators that match with the distinct energy input and spatial geometry of various thermal applications. A wide variety of fresnel lens solar concentrator options are available to you, such as pet, plastic. Fresnel lens solar concentrator derivations and simulations. Arthur davis fresnel lens solar concentrator derivations and simulations. Fabrication of holographic fresnel lens used as a solar. What temperature you can get by fresnel lens for solar concentrator,more than degrees.
If these advantages are sufficiently strong in relation to the lower solar toelectric efficiency, than fresnel power plants represent an interesting alternative to parabolic trough power plants. Design a fresnel lens for a concentrator to collect more sunlight onto the solar cell due to the efficiency and cost. Volume holographic optical elements as solar concentrators. Box 612246 dfw airport, texas 75261 introduct ion entech, inc.
The fresnel reflector represents an attempt to reduce the cost of solar thermal technology by creating a cheap heat collection system. Aug 18, 2010 secondary optics are used in concentrating photovoltaic cpv systems with fresnel lens primaries to increase the optical system efficiency by catching refracted light that otherwise would miss the receiver, better the tracking tolerance acceptance halfangle and enhance the flux uniformity on the cell. Refracting solar energy concentrator and thin flexible fresnel lens. Optical design and characterization of solar concentrators for. What temperature you can get by fresnel lens for solar. Solar concentrators, parabolic reflectors, photovoltaic cells, photovoltaicthermal.
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