A novel technique to design flat fresnel lens with uniform. Development of fresnelbased concentrated photovoltaic. The imaging fresnel lenses are designed to have a focal point where all the light is concentrated. However the discontinuous structure of the fresnel. In this paper, we propose a novel technique to design flat fresnel lens to achieve big concentration ratio, high uniform irradiance distribution while keeping fnumber small using both refraction and total internal reflection tir phenomena. Results show that, depending on the numerical aperture and the size of the receiver, a collection efficiency theoretical improvement on the order of 20% can be. In the shaped lens design method proposed by leutz, wave length of 550 nm is adopted to design prisms. Efficient design for illumination and solar concentration xii, 95720b 25 august 2015.
Ragnow the impact of approximate modeling on simulation results, international forum on automotive lighting ifal conference 2015. Software for design and analysis of illumination and optical. 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. As shown in the figure below, this has the refracting effect of the lens without its thickness or weight. Software for design and analysis of illumination and. Also, this method can be used to design concentrated photovoltaic cpv system without secondary optics lens soe. The design allows the construction of lenses of large aperture and short focal length without the mass and volume of material that would be required by a lens of conventional design. However the fresnel lens primary of a concentrator system may be a nonimaging type of optic designed without regard for point focus characteristics.
The linear fresnel lens can achieve a high uniformity by using a new idea of design in which each groove of the lens distributes sunlight uniformly over the receiver so that the. You may be a researcher in some optical science interested in the core subject of this book. Such lenses are often used as condensors in overhead projectors, spotlights and signal lamps. Osa design of an efficient fresneltype lens utilizing. With advanced path sorting, ray visualization, and optimization, tracepro takes the drudgery out of stray light analysis and design. Define the lens create the parametric lens with the following steps.
It allows fresnel lenses with curved surface, for example, arch shape or dome shape. The imaging fresnel lens refracts light from an object and forms an image in the focal plane. Topics include optical design, optical engineering, illumination, laser, optical materials, thin film coatings, and many more subjects needed to build and analyze complex optical systems. An optimized structure is designed by modulating the geometric parameters of the fresnel lens. In this tutorial you will design a narrow beam fresnel lens using the parametric optical design tools podt and the cree cxb18303000k cob led. The design process of fresnel lens was performed using matlab program. Save the project by selecting file save as from the main menu, naming the project fresnel lens.
Erismann, design of a plastic aspheric fresnel lens with a spherical shape. The objective of this paper is to improve the design method for dome shaped nonimaging fresnel lenses taking chromatic aberration into account explicitly. A novel of fresnel type lens for use as a solar collector has been designed which utilizes double total internal reflection dtir to optimize collection efficiency for high numerical aperture lenses in the region of 0. Figure 6 from optical design using fresnel lenses semantic. The people at lightmachinery are veterans of the laser and optics world with many years of experience in the areas of optical design, high power lasers, optical fabrication, laser systems, metrology, thin film coatings and custom machinery fabrication. Fresnel lens, ray tracing simulation tool 1introduction it is well known that refractive fresnel lenses 1,2 are much thinner and lighter than their refractive counterparts. Pdf performance analysis of nonimaging fresnel lens as a. Software for designing the fresnel lens profile software features. Thus, one of the purposes of our work is to design nonimaging fresnel lenses used in concentrating photovoltaic systems cpvs with a high concentration factor but its aspect ratio i. Leutz, nonimaging fresnel lenses, springerverlag berlin heidelberg, nonimaging fresnel lens design, 2001, 7799. Dome shaped fresnel lens array was also developed by piszczor et al. Lens design software free download lens design top 4. For over a century, the worlds largest lens was a lighthouse on oahu, hawaii. This book offers a detailed and comprehensive account of the engineering of the worlds first nonimaging fresnel lens solar concentrator.
Design and evaluation of the fresnellens based solar concentrator system through a statisticalalgorithmic approach. There are definite advantages and tradeoffs that should be considered when deciding if a fresnel lens is the appropri ate component to use in a design. Spie 6196, 61960n 2006 the analysis of light extraction efficiency of ganbased leds with a novel microcavity. In zemax software the fresnel lenses are radial and cylindrical, and only a beam. With paraxiaplus you can study laser resonator caracteristics or laser beam interactions with components outside the resonator or both. The design of shaped fresnel lenses was proposed by leutz et al. Simulate light through the system and compute images and intensities at various locations in the design. The software for optimization of the fresnel lens profile parameters is intended for determination of till angles and highs of all teeth of a lens and matrix, for ensuring of maximum sunlight concentration at given lens dimensions and focal distance. It is likely that the lens performance suffers from chromatic aberration.
Fresnel lenses of nonimaging design are usually but not necessarily of. It is easy to forget that you, dear reader, may not be one of those who work inexactly the same field as we do. Fresnel lenses are attractive for scanning systems because they provide optical power from a thin lens. There are definite advantages and tradeoffs that should be considered when deciding if a fresnel lens is the. A closer look at nikons new phase fresnel pf lens technology. Zoom out by right clicking your mouse and selecting zooming zoom out or just click on the zoom out button on the toolbar.
In this paper, we present a design and optical simulation of a daylighting system using a novel design of linear fresnel lens, which is constructed based on the conservation of optical path length and edge ray theorem. Brody todd, phd servant leader product development. The book closes a gap in solar concentrator design, and describes nonimaging refractive optics and its numerical mathematics. Optimal design of a nonimaging projection lens for use with. Laser simulation and solidstate resonator design software. Design of curved fresnel lens with high performance creating. Paper presented at the asme 2018 international mechanical engineer. Tracepro was originally developed for nasa for stray light analysis of space telescopes and remote sensing systems, and it continues to be a strength of the software. Software for implementing frequencyresolved optical gating, a technique for measuring the timedependent intensity and phase of a femtosecond laser pulse. Lens design software free download lens design top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices. Pdf a novel technique to design flat fresnel lens with uniform.
Sciopt develops and offers paraxiaplus software tools for laser system design on windows based computers. Unlike traditional imaging optics, the techniques involved do not attempt to form an image of the source. The fresnel lens shape can be built in 3d by using solid works and lighttools tm software. The resulting lens employs a combination of refraction and totalinternal reflection mechanisms to achieve a total fluxtransfer efficiency of 75. This tutorial assumes you know how to setup and run a photopia analysis inside of solidworks. Takao kashiwagi design of a nonimaging fresnel lens for solar.
The flat and arched shape fresnel lens surfaces are designed, respectively, based on 2d. Thin lenses are less expensive to manufacture via injection molding and have less chromatic dispersion. Daylighting system based on novel design of linear fresnel lens. We make cloud based production accounting software that manages data for a mobile workforce and solves the challenge of integrating key operations and it systems for large telecommunications developers. Fresnel lens fresnel lenses are constructed such that the curved surface of a lens is collapsed in annular zones to a thin plate. Optical design software for simulating systems of lenses, prisms, etc. Designing the optimal fresnel lenses by using zemax software. This february, the title transitioned to a new lens. Thorlabs fresnel lenses offer light focusing and collimation without the bulk associated with traditional lenses.
The fresnel lens at makapuu point, 12 feet tall, 8 feet wide, and painstakingly crafted out of of glass, has held the title since 1893. Illumination system design with multistep optimization, proc. This is necessary for complete endtoend, seamless simulation, regardless of whether the optical software is a lens design or analysis program. For this purpose, two types of radial and cylindrical fresnel lenses are simulated with different grooves using global and hammer optimization. Pdf applicationbased design of the fresnel lens solar. Lighttoolstm software is used to optimize the structure of the novel lens. Design of a solar collector system formed by a fresnel. A novel of fresneltype lens for use as a solar collector has been designed which utilizes double total internal reflection dtir to optimize collection efficiency for high numerical aperture lenses in the region of 0. To overcome disadvantages of conventional fresnel lens we propose a novel technique to design fresnel lens. One of the purposes of current research is to design a nonimaging concentrator to achieve high concentration, which can be applied in cpv technology.
The optimization was performed subject o constraints arising from packaging and fabrication considerations. Design and testing of a fresnel mirror for solar energy paper 1112028 time. Optimal design of a nonimaging projection lens for use. Fresnel lens has gained popularity due to them being easily manageable and widely available for rapid manufacturing compared to other concentrators e. Nonimaging fresnel lenses design and performance of solar. First, we design the outer part of primary fresnel concentrator that works by total internal reflection. The flat and arched shape fresnel lens surfaces are designed, respectively, based on 2d geometric construction method gcm in this paper. Before that we need to determine the critical radius which cuts the fresnel lens into two different parts. Behind the design of the worlds largest lens, now in. The nonimaging fresnel lens can be operated stationary. Looking for downloadable 3d printing models, designs, and cad files. Aug 20, 2009 new concentrator multifocal fresnel lens for improved uniformity. Design of novel compound fresnel lens for highperformance.
Design and performance of solar concentrators springer series in optical sciences 83 at. Nonimaging optics also called anidolic optics is the branch of optics concerned with the optimal transfer of light radiation between a source and a target. Novel design of primary optical elements based on a linear. Ceballosherrera, and romeo selvasaguilar design of a solar collector system formed by a fresnel lens and a cec coupled to plastic fibers, proc. Each groove of fresnel lens focus bundle of parallel rays to focal point p ng, then the bundle of light has been distributed over receiver with uniform. Energy laboratory no year resource assessment program. Since all optical systems contain both imaging and nonimaging systems, any optical engineering software should be able to simulate both system types. 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. Developing engaging software that enables our users to deliver quality projects at scale fresnel we make cloud based production accounting software that manages data for a mobile workforce and solves the challenge of integrating key operations and it systems for large telecommunications developers.
In the next sections, this area is called focal area 1. Optical design software for optical systems comprised of light sources, lenses, apertures, prisms, imagers, photometers, etc. The optimum nonimaging fresnel lens of finite size is not an ideal concentrator. Links on optical design and engineering the purpose of this site is to provide a comprehensive list of links related to optics and optical simulation in general. Efficient design for illumination and solar concentration xii, 95720h. Efficient design for illumination and solar concentration vi editors. For the case of threedimensional design, the absorber does not become a lambertian radiator. There are definite advantages and tradeoffs that should be considered when deciding if a fresnel lens is the appropriate component to use in a design. Fresnel lens is found to simplify the system structure and enhance the performance of photovoltaic systems.
In addition, the change of refractive index due to temperature variation in outdoor operation conditions is also considered in the design. This is illustrated in figure1, which shows a crosssectional view of a planoconvex spherical lens 1a and a fresnel lens 1b, whose focal length is the same. New concentrator multifocal fresnel lens for improved uniformity. Each prism represents the slope of the lens surface, but without the material of the full body of the conventional singlet. It has been called the invention that saved a million ships. The optical performances of the designed fresnel lens are simulated by using the nonsequential ray tracing software, lighttools tm. Brody has spent the last three years leading teams focused on software product development, sales and consulting, providing services to energy companies, enabling them to assess, optimize and focus on corporate strategies, with a specific product focus on developing a technical modeling environment to address unconventional oil and gas. Design a fresnel lens photopia optical design software. In this paper, the optimal fresnel lenses are designed by zemax software. Lens design software free download lens design top 4 download. The fundamental problem of the fresnel lenses is the beam divergence, which wasresolved by decreeing the output stain diameter on the image plane. This analysis assumes a fresnel lens design type which forms a point focus at a select design wavelength. Daylighting system based on novel design of linear fresnel.
Beginner tutorial 4 designing a fresnel lens with the. The fresnel lens can be used in a wide variety of applications. Fresnel lens solar concentratorderivations andsimulations. Coordinate bin sampling schematic for circular aperture fresnel lens. Fresnel lens design software precision engineering. 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. Gordon for the purchase of this volume in printed format, please visit. The basic idea of the fresnel lens for the 2d cpv system is depicted in figure 1b. The lens is first designed in the matlab program, based on the edge. Design of domeshaped nonimaging fresnel lenses taking.