The lens system was compared to a commercial parabolic trough collector. Nonimaging achromatic shaped fresnel lenses for ultrahigh solar concentration. Miniaturization of fresnel lenses for solar concentration bphot. Pdf miniaturization of fresnel lenses for solar concentration. Mathematical analysis of nonimaging fresnel lenses using.
Design and machining of fresnel solar concentrator surfaces article pdf available in international journal of precision technology 34. Comparative study of fresnel lenses and mirrors in concentrated. Nonimaging fresnel lenses design and performance of solar. The work presents the radiance profile and transmittance for a fresnel lens of each. Pdf during the design of nonimaging fresnel lenses, the reflectance losses at the refracting surfaces should be taken into account because. Pdf performance analysis of nonimaging fresnel lens as a. Pdf mathematical analysis of nonimaging fresnel lenses using. Shaped nonimaging fresnel lenses have been designed according to the edgeray principle, incorporating any combination of two acceptance halfangle pairs. Besides, the individual transmittances for the lenses designed are included within the supplementary information file.521 712 1556 996 1037 1333 503 1302 860 51 647 938 226 829 351 903 1346 784 337 1110 709 1277 1405 709 699 14 706 1295