Optical and Thermal Properties of Therminol 55-TiO₂ Nanofluids for Solar Energy Storage

Table 2

Specifications of the secondary reflector.

Parameters	Values
Reflectivity	0.913
Thickness	0.5 mm
Length ()	550 mm
Width of the receiver ()	200 mm
Depth ()	170 mm
Concentration ratio	4.863
Focal length ()	70 mm