Research Article
Optical and Thermal Properties of Therminol 55-TiO2 Nanofluids for Solar Energy Storage
Table 3
Specifications of the experimental setup.
| | Component | Specifications |
| | Fresnel lens | Thickness (250 μm), focal length (150 mm) |
| | Holder (square block) | Aluminum (45 mm) |
| | Absorber tube | Evacuated glass in a glass tube (outer diameter (25 mm), inner diameter (10 mm)) |
| | Absorber tube length | 550 mm |
| | Thermocouple | T-type |
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