Research Article
Heat Transfer Enhancement of Laminar Nanofluids Flow in a Circular Tube Fitted with Parabolic-Cut Twisted Tape Inserts
Table 1
Thermophysical properties of water and CuO nanofluids.
| | Fluid | Nanofluids properties | | Density (kg/m3) | Specific heat (J/kg K) | Thermal conductivity (W/m K) | Viscosity (Pa s) |
| | Water | 997 | 4180 | 0.6096 | 0.000693 | | CuO | 6500 | 533 | 17.6 | — | | Water + 2% CuO | 1017.1 | 3751.9 | 0.6797 | 0.00116 | | Water + 4% CuO | 1217.1 | 3401.1 | 0.7163 | 0.00147 |
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