Reflection losses from an evacuated tube in a CPC

Gajic, Maja; Karwa, Nitin; Mojiri, Ahmad; Rosengarten, Gary

Cultural advice

The Australian National University acknowledges, celebrates and pays our respects to the Ngunnawal and Ngambri people of the Canberra region and to all First Nations Australians on whose traditional lands we meet and work, and whose cultures are among the oldest continuing cultures in human history.

Aboriginal and Torres Strait Islander peoples are advised that ANU Library collections may include images, names, voices, and other representations of deceased persons.

Material in the collection may contain terms, language or views that reflect the period in which the item was created and may be considered inappropriate today.

Reflection losses from an evacuated tube in a CPC

Date

2014-11-25

Authors

Abstract

Knowing the reflection losses of evacuated tubes within CPCs is essential for solar collector performance modeling. Using ray-tracing we determined that the reflection loss varies between 12-20%, depending on the concentration ratio and incidence angle.