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Keywords: Fresnel lens
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. February 2022, 144(1): 011006.
Paper No: SOL-20-1525
Published Online: August 23, 2021
... spherical aberration, and less weight [ 1 ]. Fresnel lenses are available as point-focussed (Fig. 1( b ) ) and line-focused (Fig. 1( c ) ) variants. Fig. 1 Fresnel lens: ( a ) sectional view, ( b ) point-focus variant, and ( c ) line-focus variant Fresnel lens: (a) sectional view, (b) point-focus...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. April 2021, 143(2): 021009.
Paper No: SOL-20-1095
Published Online: September 29, 2020
... was composed of a microcontroller, two stepper motors, photosensors, a grooves-in Fresnel lens concentrator, and a glass optical fiber cable. A robust control was implemented using cadmium sulfide (CdS) sensors to track the sun’s path precisely from sunrise to sunset. To avoid the cloud effect, two separate...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Sol. Energy Eng. February 2004, 126(1): 654–660.
Published Online: February 12, 2004
... Fresnel lens for concentrating solar energy reduces the investment cost compared with other solar concentrating installations. Acrylic Fresnel lenses offer two big advantages: low-cost and low mass density. The position of the focus behind the optical device makes the access to the experiment easier than...