Optical study of a spectrum splitting solar concentrator based on a combination of a diffraction grating and a Fresnel lens

Céline Michel*, Jérôme Loicq, Tanguy Thibert, Serge Habraken

*Corresponding author for this work

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

Abstract

This paper presents recent improvements of our new solar concentrator design for space application. The concentrator is based on a combination of a diffraction grating (blazed or lamellar) coupled with a Fresnel lens. Thanks to this diffractive/refractive combination, this optical element splits spatially and spectrally the light and focus approximately respectively visible light and IR light onto electrically independent specific cells. It avoid the use of MJs cells and then also their limitations like current matching and lattice matching conditions, leading theoretically to a more tolerant system. The concept is reminded, with recent optimizations, ideal and more realistic results, and the description of an experimental realization highlighting the feasibility of the concept and the closeness of theoretical and experimental results.

Original languageEnglish
Title of host publication11th International Conference on Concentrator Photovoltaic Systems, CPV 2015
EditorsGerald Siefer, Mathieu Baudrit, Ignacio Anton
PublisherAmerican Institute of Physics
ISBN (Electronic)9780735413269
DOIs
Publication statusPublished - 28 Sept 2015
Event11th International Conference on Concentrator Photovoltaic Systems, CPV 2015 - Aix-les-Bains, France
Duration: 13 Apr 201515 Apr 2015

Publication series

NameAIP Conference Proceedings
Volume1679
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference11th International Conference on Concentrator Photovoltaic Systems, CPV 2015
Country/TerritoryFrance
CityAix-les-Bains
Period13/04/1515/04/15

Bibliographical note

Publisher Copyright:
© 2015 AIP Publishing LLC.

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