Review Article
A Review on Properties, Opportunities, and Challenges of Transformer Oil-Based Nanofluids
Table 10
Percentage enhancement of critical parameters relative to host oil [
40].
| Nanofluid | Nanoparticle size (nm) | Enhancement of flash point (%) | Enhancement of flash point (%) | Enhancement of BDV after heating (%) | Enhancement of viscosity (at 80°C) | Enhancement of pH (%) |
| Al2O3/MO | 0.01 | 17.85 | 12.5 | 31.25 (—) | 77.86 | 14.32 | Al2O3/MO | 0.05 | 14.28 | 6.25 | 12.50 (—) | 67.37 | 10.63 | Al2O3/MO | 0.1 | 14.28 | 12.5 | 3.12 | 51.31 | 10.21 | Al/MO | 1 | 14.28 | 6.25 | 62.50 (—) | 62.08 | 7.51 | Al/MO | 2 | 14.28 | 6.25 | 15.62 (—) | 34.75 | 86.18 | CuO/MO | 0.01 | 17.85 | 9.37 | 29.68 | 72.62 | 17.73 | CuO/MO | 0.05 | 17.85 | 9.37 | 37.50 | 51.31 | 2.26 | CuO/MO | 0.1 | 17.85 | 9.37 | 46.87 | 34.75 | 4.82 | Cu/MO | 1 | 21.42 | 12.5 | 9.37 (—) | 61.96 | 2.55 | Cu/MO | 2 | 21.42 | 12.5 | 3.12 | 29.01 | 0.85 |
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