Analysis of a novel design of uniformly illumination for Fresnel lens-based optical fiber daylighting system
Sign Up to like & getrecommendations! Published in 2017 at "Energy and Buildings"
DOI: 10.1016/j.enbuild.2017.08.066
Abstract: Abstract Recently, advanced daylighting has become an important part of sustainable architecture design to increase visual comfort and illuminate deep interior spaces. Daylighting systems based on solar concentrators and fiber optical transmission have attracted a… read more here.
Keywords: fiber daylighting; design; fiber; fresnel lens ... See more keywords
Application of thermal energy storage with point focus Fresnel lens concentrator: Numerical and experimental analysis
Sign Up to like & getrecommendations! Published in 2019 at "Journal of energy storage"
DOI: 10.1016/j.est.2019.101008
Abstract: Abstract The design of a solar cavity receiver was examined with the help of a developed mathematical model to determine thermal performance and seasonal energy storage. CFD simulation for fluid flow and radiation transport were… read more here.
Keywords: energy; energy storage; fresnel lens; thermal energy ... See more keywords
The focusing properties of spin wave with Fresnel lens phase profile
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Magnetism and Magnetic Materials"
DOI: 10.1016/j.jmmm.2020.166756
Abstract: Abstract The manipulation of spin waves has been essential for the application of spin waves. In this article, we report a Fresnel lens for focusing the magnetostatic surface spin waves on a ferromagnetic film and… read more here.
Keywords: phase profile; spin waves; fresnel lens;
Experimental analysis for co-generation of heat and power with convex lens as SOE and linear Fresnel Lens as POE using active water stream
Sign Up to like & getrecommendations! Published in 2021 at "Renewable Energy"
DOI: 10.1016/j.renene.2020.08.132
Abstract: Abstract This paper evaluates the performance of standalone thermal system and cogeneration PVT system under concentrated two stage linear Fresnel lens (FL) based system with convex lens as Secondary Optic Element (SOE). Experiment for standalone… read more here.
Keywords: system; two stage; power; convex lens ... See more keywords
Evaluation of a pre-heating system for solar desalination system with linear Fresnel lens
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Renewable and Sustainable Energy"
DOI: 10.1063/1.5006206
Abstract: Freshwater supply is currently exacerbated in most parts of the world. Freshwater production technologies require spending considerable costs and energy. In this study, a solar collector with a Fresnel lens was developed and evaluated as… read more here.
Keywords: rates 100; system; fresnel lens; flow rates ... See more keywords
Investigation of effect of the Fresnel lens on the performance of the double slope single basin solar still
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Ambient Energy"
DOI: 10.1080/01430750.2018.1563810
Abstract: ABSTRACT The shortage of drinking water has become one of the biggest problems in the world. Water pollution has increased considerably because of factors such as population growth, industrialisation and urbanisation. Several new technologies have… read more here.
Keywords: solar still; water; fresnel lens; double slope ... See more keywords
Optical Tests on a Curve Fresnel Lens as Secondary Optics for Solar Troughs
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Photoenergy"
DOI: 10.1155/2017/1945875
Abstract: A curve Fresnel lens is developed as secondary concentrator for solar parabolic troughs to reduce the number of photovoltaic cells. Specific measurements and optical tests are used to evaluate the optical features of manufactured samples.… read more here.
Keywords: optics; fresnel lens; curve fresnel; optical tests ... See more keywords
Ultraprecision machining and on-machine measurement of the radial Fresnel lens structure array of a large-scale roller mold.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.461205
Abstract: Automation and on-machine manufacturing process measurement is essential in increasing product productivity. However, a significant challenge is the radial Fresnel lens structure-array machining and on-machine measurement research for a large-scale roller mold. We present a… read more here.
Keywords: machine; lens structure; fresnel lens; radial fresnel ... See more keywords
High diopter spectacle using a flexible Fresnel lens with a combination of grooves.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.470252
Abstract: In this study, the Fresnel lens was investigated as a potential candidate for vision correction in patients with myopia. A few previous studies have suggested this idea; however, Fresnel lenses are limited by their aesthetics… read more here.
Keywords: high diopter; fresnel lens; combination; diopter spectacle ... See more keywords
Polarization-insensitive liquid crystal Fresnel lens based on self-assembly polymer gravels and chiral dopant.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.475210
Abstract: A polarization-insensitive liquid crystal (LC) Fresnel lens is developed with binary LC configurations of 90°-twisted nematic (TN) and vertically-aligned (VA) domains in the adjacent zones. A LC mixture comprised of nematic host, photopolymer and chiral… read more here.
Keywords: liquid crystal; fresnel lens; insensitive liquid; polarization insensitive ... See more keywords
Efficient 38.8 W/m2 solar pumped laser with a Ce:Nd:YAG crystal and a Fresnel lens.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.481590
Abstract: Herein, we report a significant improvement in solar-pumped laser collection efficiency based on end-side pumping a 6-mm-diameter 95-mm-length Ce:Nd:YAG/YAG grooved bonded crystal rod. A Fresnel lens, quartz cooling-water tube, and gold-plated conical cavity constituted the… read more here.
Keywords: yag; solar pumped; fresnel lens; pumped laser ... See more keywords