Gcreeder 2016, ammanjordan, april 4 th 6 th 2016 1 comparative study of fresnel lenses and mirrors in concentrated solar applications asal ibrahim1, ahmad sakhrieh2, 3 1mechanical engineering department, the university of jordan, amman 11942, jordan, email. The overall efficiency of fresnel lens solar concentrator is around 51% and can generate process steam required in the industry. Development of a twostage solar concentrator using. A curve fresnel lens is developed as secondary concentrator for solar parabolic troughs to reduce the number of photovoltaic cells. In cpv systems, point focus fresnel lenses are generally used.
They only cost a few dollars and instead of using a traditional circular magnifying glass that only magnifies small sections of text, this type of a lens will effectively magnify the entire page. An essential cost reduction of electric power produced by photovoltaic pv installations with mj cells, may be expected by the creation of highlyeffective, but inexpensive, elements for optical concentration and sun. Thermal analysis of a linear fresnel lens solar collector with black body cavity receiver 107 the lens considered in this study is a flat nonimaging fresnel lens fig. A novel nonimaging fresnellensbased solar concentratorreceiver system has been investigated to achieve highefficiency photon and heat outputs with minimized effect of chromatic aberrations. Simple and inexpensive materials were chosen for the construction of the tracking. The study found that concentrated solar power could account for up to 25% of the worlds energy needs by 2050. Optical tests on a curve fresnel lens as secondary optics. Collectors based on the linear fresnel reflector design are leading the pack. A stowable and deployable concentrator for solar cells. The fresnel system bears some similarity to the solar tower approach with a series of flat reflectors approximating the parabolic reflector although in this case the reflector it mimics is a trough. Pdf applicationbased design of the fresnel lens solar. Pdf linear fresnel mirror solar concentrator with tracking. These fresnel magnifier lenses are actually quite common. Fresnel lens, parabolic concentrator, compound parabolic concentrator cpc, parabolic trough, vgroove mirrors, refractive prism, and luminescent glass.
Fresnel lenses as a primary concentrating optic have a relatively. Concentrated solar power systems have until recently focused on bulk electricity production, with the main focus on solar towers and trough type collectors. Mcdanal, don spears, clay stevenson and david gelbaum. Entech solar s lens versus a reflective concentrator results are equally applicable to linefocus or pointfocus concentrators lens and reflector both have. Renewable energy resources, solar energy, solar concentrator. This is simply a free projection lens from the front of an old television, mounted in a wood frame. The paper was focused on the solar energy high temperatures using parabolic solar concentrator, fresnel lens. Solar concentrator modules with siliconeonglass fresnel. Optical simulation and experimental verification of a fresnel solar. Specific measurements and optical tests are used to evaluate the optical features of manufactured samples. A set of highly concentrated solar energy system with twostage refraction process, namely, twostage fresnel lens solar concentrator is built and initially tested.
Practical uses for the fresnel lens solar concentrator. Linear fresnel systems and the future for concentrated solar. The present status of application, the ongoing research and development works suggest that fresnel lens solar concentrators will bring a breakthrough of commercial solar energy concentration application technology in the near future. We offers a complete range of fresnel lenses sizes and types. Rumyantsev1 1ioffe physical technical institute, 26 polytechnicheskaya str. The cylindrical fresnel lens transforms the focal line, produced by the primary mirror, into a series of focal points. Fresnel lens, nonimaging, concentrator, photovoltaic, solar energy, kohler integration.
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. Solar concentrators an overview sciencedirect topics. Performance analysis of fresnel lens based solar water heater. Us5870233a process for manufacture of fresnel lenses. Study of performance of fresnel lens solar concentrator. Solar concentrators put one of these lenses on top of every solar cell.
Ultralight stretched fresnel lens solar concentrator for. Comparative study of fresnel lenses and mirrors in. Conceptual design study of a 5 kilowatt brayton power system. For the past four decades, there have been a lot of developments involving the designs of the solar concentrators. Fresnel lenses for solar power in molded pmma gaggione. Can i use fresnel lens before a solar panel to increase. This paper presents some of the distinguish designs which have shown significant contribution to the solar technology. The collimator lens has the lower focal length and is placed closer to the light source, and the collector lens, which focuses the light into the triplet lens, is placed after the projection image an active matrix lcd panel in lcd projectors. Concentrator photovoltaic market size, share, analysis. If you are looking to harness the power of the sun to cook your favorite casserole or crumble, then you need only to build a fresnel solar ov. Pdf design of novel compound fresnel lens for high. Concept of beeeyes array of fresnel lenses as a solar. Fresnel lens solar power foundry obsidian farm 3800. Novel design of primary optical elements based on a linear.
Pdf concept of beeeyes array of fresnel lenses as a. Fresnel lenses are inherently single surface lenses. I was just wondering why fresnel lenses are not widely used in the production of solar electricity. Highefficiency multijunction mj solar cells, being very expensive to manufacture, should only be used in combination with solar concentrators in terrestrial applications. A solar concentrator uses a lens or reflector to capture sunlight from a wide area and focus it onto a small area where a photovoltaic convertor device is located. The type of solar cell, its materials and surface structure as well as any ar coatings and optical coupling layers joining the solar cell to. Solar concentrator modules with siliconeonglass fresnel lens panels and multijunction cells valery d. The concentration and kohler integration functions are achieved by the lower surface. 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.
May 31, 2009 fresnel lens and parabolic mirror aperture solar fresnel power cpv part 2. 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. High performance fresnelbased photovoltaic concentrator light. Ive seen all sorts of videos on the internet of large inexpensive lenses called fresnel lenses being employed to melt padlocks and stacks of coins by focusing sunlight. Aug 07, 2018 what temperature you can get by fresnel lens for solar concentrator,more than degrees.
Efficient fresnel lens concentrator for solar cells uc solar. Rice 8 also proposed a solar concentrator with lin research and development works for concentrated solar energy ear fresnel lens which has series of elongated, generally rectilinear, applications using fresnel lenses have been focusing on. The smallaperture area lenses are arranged as a panel with siliconeonglass structure where the glass plate serves as the front surface of a module. Solar concentrator modules with siliconeon glass fresnel. Recent developments have focused on smaller units to supplement thermal power stations and to provide heat for industrial processes. By concentrating solar power onto solar cells, they can increase the amount of sun striking the solar cell, and allow a relatively small amount of silicon photovoltaic pv. Pdf concentrated solar energy applications using fresnel.
The lens is manufactured of polycarbonate, which is high temperature resistant, and has a. Buy fresnel lens solar concentrator and get free shipping on. The concentrator photovoltaic market generated approximately usd 790 million in 2014. China new linear fresnel lens for solar water heating f. Design and machining of fresnel solar concentrator surfaces 367 with the successive feeds of three axes x, y and c, ultraprecision turning can realise any freeform surface turning. The aim of the poe is to collect and concentrate the direct rays, while the aim of the soe is to receive the light from the poe to homogenize the luminous power on the solar cell surface and improve the acceptance angle of the overall concentrator. Beeeyes array fresnel lenses concentrator proposed here provide high concentration factor which is greater thanx at the 20th zone. This paper presents a proposal of a new configuration of an optical concentrator for photovoltaic application which may enhance the efficiency of solar cells. Fresnel lens and parabolic mirror aperture solar fresnel. Parabolic concentrator hyperboloid concentrator fresnel lens concentrator. Their use there would mean that you could produce heat within a fraction of a second, up to a few. Fresnel lenses can also be built as circular and as linear cylinder lenses. Combining 11 and, the optical efficiency of this high solar concentrator can be.
There are several reasons why fresnel lenses are not frequently used for solar energy collection. Fresnel factory specializes in manufacturing photovoltaic cpv, fresnel lens and etc. The worldwide concentrator photovoltaic market size is predicted to exhibit about 14% cagr from 2016 to 2024 forecast period. Fresnel lenses are also used as collimators in overhead projectors. Like the tower, these reflectors can be mounted close to the ground, simplifying construction and increasing stability while the reflector and heat. Are fresnel lenses and steam power a viable askengineers. Solar concentrators that are used to collect solar radiation over cell include. The size of the solar lens is 1040mm x 780mm, thickness is 3mm.
A wide variety of fresnel lens solar concentrator options are available to you, such as usage, material. Spain is the leader in concentrated solar power technology, with more than 50 governmentapproved projects in the works. He found that the plastic fresnel lens has superior surface as well as the glass material. A fresnel lens is a lens with multiple refracting planes designed to improve the concentration of light coming from many different angles onto a single point or line. The fresnel principle the linear fresnel reflector technology receives its name from the fresnel lens, which was developed. Design and analysis of rooftop linear fresnel reflector solar concentrator k. Although this 3000x high fresnel lens based concentrator contains 2 flat mirrors which might seem unnecessary, the number of optical interfaces is similar to the cassegrain ultrahigh concentrator but with the advantage that the flat optics will be far easier to manufacture and position with high accuracy in comparison to the curved mirrors of. Even though, plastic fresnel lenses were not applied in solar field until 1970s, when a large number of researches studied the fresnel lenses, especially on pmma and pc materials.
Design and analysis of rooftop linear fresnel reflector solar. Improved fresnel lens concentrator for solar cells background the generation of electricity from sunlight is not costeffective in many situations because of the inherent limitations of photovoltaic pv cells and typical lighting conditions. Improved fresnel lens concentrator for solar cells uc solar. Well help you to work out whether its worth paying extra for a highend version or whether youre getting just as good a deal by getting the cheaper item. Pdf design and machining of fresnel solar concentrator surfaces. 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.
Emergency fire starters free delivery possible on eligible purchases. The miniaturisation of solar concentrators in particular is a method which. Beeeyes array fresnel lenses concentrator proposed here provide high concentration factor. Performance evaluation of flat plate collector watt the useful heat output of a flatplate solar collector is given by 18. If youre still in two minds about fresnel lens solar concentrator and are thinking about choosing a similar product, aliexpress is a great place to compare prices and sellers. The concentrator comprises a flexible, 140micronthick, linefocus fresnel lens, made in a continuous process from spacequalified transparent silicone rubber material. Can i use fresnel lens before a solar panel to increase the. 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. High performance fresnelbased photovoltaic concentrator. I have no engineering background, but i remember a thing or two about energy from high school physics. The purpose of this study was to evaluate the overall effectiveness of a smallscale, low cost, versatile solar concentrator suitable for the needs of single individuals. Are fresnel lenses and steam power a viable sustainable energy solution. Application of micro fresnel lenses in output enhancement of solar cells by nura liman chiromawa thesis submitted in fulfillment of the requirements for the degree of doctor of philosophy. This study presents the design analysis of a fresnel lens concentrating pv cell which consists of a small linear fresnel lens and a strip pv cell.
Linear fresnel systems and the future for concentrated. Concentrators work best when there is a single source of light and the concentrator can be pointed right at it. Refracting type solar concentrator has been designed and developed which can be used for generating heat in the temperature range of 100c to 200c. Conceptual design study of a 5 kilowatt brayton power. Fresnel lenses, and a soe secondary optical element. Minano, concentrator optics for the next generation. Design and analysis of rooftop linear fresnel reflector. Fresnel lenstype energy concentrator for spacebased solar po7 wer systems article no.
We make the big fresnel lens for solar concentrating. Linear fresnel lens concentrator panel mark oneill, a. For deployment and support in space, end arches are used to tension the lens. Those sun rays traveled 150 million kilometers to get here, the least you can do is put them to good use.
This fresnel lens solar concentrator system is useful to generate low pressure steam for various applications like industrial process heat and steam cooking. The study of performance of fresnel lens solar concentrator and steam generation using fresnel lens solar concentrator is presented in this paper. Simple optics and raytracing techniques are used to. The scpv was designed and optimized using raytracing computer simulations. Full optical and mechanical engineering of the combination including the fresnel lens. Design of curved fresnel lens with high performance creating. Optical design of a static solar concentrator using fresnel. Sep 09, 2019 a yes, but standard solar pv modules typically are not warranted for any kind of light concentration because of the veryhigh temperatures that can be reached. 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. Investigating the impact of weather variables on the.
The increase in investment would be from 2 billion worldwide to 92. Modeling and experimental evaluation of a smallscale fresnel. However, the high cost of multijunction solar cells 57 leads to the price. The fresnel lens is linear and flexibly mounted in a shaper which shapes it to a proper curvature in the deployed. Fresnel solar energy collector, solar water heater system and cpv fresnel lens manufacturer. This fresnel lens solar concentrator system is useful to generate low pressure steam for various. Home solar energy concentrator for water heaters,cpv cell. A wide variety of fresnel lens options are available to you, such as round, transparent. What temperature you can get by fresnel lens for solar. Design analysis of a fresnel lens concentrating pv cell. However, both fresnel lens and parabolic dish concentrating pv systems need to be accompanied by a high accuracy suntracking system. Fresnel reflector an overview sciencedirect topics. The concentrator consists of two fresnel lenses, one concave and one convex. Ultimately, the cost of solar cell is much lower than normal capacity.
For all of you wouldbe ecofriendly madscientists, i present to you a way to dominate the world. Pdf design and machining of fresnel solar concentrator. A 3000 suns high concentrator photovoltaic design based on. Fresnel solar concentrator is one of the most common solar concentrators in solar applications. The system consisted of a spottype fresnel lens, and a solar. There was a college kid at georgia tech back in the 70s who built a solar concentrator from a flat sheet that worked very. Four bar four bar mechanism used here in is an innovation which makes the handling and. Linear fresnel mirror solar concentrator system with mechanical tracki ng device was designed and fabricated. High solar energy concentration with a fresnel lens. Efficient fresnel lens concentrator for solar cells background generating electricity from sunlight is not costeffective in many situations because of the inherent limitations of photovoltaic pv cells and typical lighting conditions. The performance of the scpv was demonstrated using two settings. A unique ultralight solar concentrator has recently been developed for space power applications. In this paper, the design of a curved fresnel lens applying to the concentrator.
Modeling and experimental evaluation of a smallscale. Development of fresnelbased concentrated photovoltaic cpv. Several benefits of solar arrays with fresnel condenser lens. The solar concentration characteristics, including defocusing sen sitivities, of a perfectly tracking, line focusing fresnel lens have been analyzed during this study afid reported in detail in reference l. This makes much more focused light come to each solar cell, making the cells vastly more efficient. We present an optical design for a static solar concentrator for a photovoltaic cell scpv. The smallaperture area lenses are arranged as a panel with siliconeonglass structure where. Pdf fresnel lens is found to simplify the system structure and. Are fresnel lenses widely used for solar electricity.
Known engineering applications for fresnel lenses are, e. In contrast to previous fresnel lens concentrators, this design increases the acceptance angle, improves the irradiance uniformity on the solar cell, and reduces. What is a fresnel lens and how to make practical use of it. Mirrors vs fresnel lenses for concentrating solar power. Buy 1pack fresnel lens 520520mm focal length 620mm large magnifying lens solar fresnel for solar collecting, solar concentrator, cooking outside, emergency fire starter, education, diy project magnifier. Detailed analysis and comparison of solar energy collection and transmission processes are made in order to have a practical use of point focusing concentrator devices. The thermal performance and cost benefits of fresnel lens solar concentrator are also described. Fresnel lens 4, parabolic concentrator 5, compound parabolic concentrator cpc 6, parabolic trough 7, vgroove mirrors 8, refractive prism 9, and luminescent glass 10. A row of fresnel lens elements is mounted to the substrate so as to be deflectable toward the substrate in a stowed configuration and biased away from it in the deployed configuration.
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