Journal of Nanotechnology / 2016 / Article / Tab 1

Research Article

Preparation of Three Types of Transformer Oil-Based Nanofluids and Comparative Study on the Effect of Nanoparticle Concentrations on Insulating Property of Transformer Oil

Table 1

Basic properties of chosen nanoparticles.

PropertiesTransformer oilFe3O4Al2O3TiO2

Relative permittivity [16, 31]2.2809.9114
Conductivity (S/m) [16, 31]10−12104-10510−1210−11
Density (g/cm3)0.895.183.974.2–4.3
Relaxation time (s)7.47 × 10−1442.277
Surface modification
Material typeDielectricConductorInsulatorSemiconductor

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