Research Article
Thermal Performance of a Dimpled Tube Parabolic Trough Solar Collector (PTSC) with SiO2 Nanofluid
Table 2
Specification of the nanoparticle.
| Properties | Values |
| Nanoparticle material | SiO2 | Density | 4170 kg/m3 | Molar mass of SiO2 | 60.0843 g/mol | Nanoparticle size | 10-15 nm | Melting point | 1986 K | Boiling point | 2503 K | Thermal conductivity | 1.38 W/mK | Crystal structure | Cristobalite | Purity of nanoparticle | 99.7% | Specific surface area | 160 m2/g | Volume density | 4170 kg/m3 | Specific heat | 880 kJ/kg K |
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