A Review on Properties, Opportunities, and Challenges of Transformer Oil-Based Nanofluids

Table 8

Electrical properties of the magnetic fluids compared to those of mineral oil [27, 38].

Volume concentration %	Resistivity ()		Loss factor	Relative permittivity	Breakdown strength (kV)
	RHO−	RHO+
0	36.0	19.7	0.00366	2.1	70
0.800	0.0021	0.0028	2.389	8.8	—
0.016	0.73	0.63	0.399	2.1	79
0.008	1.75	0.95	0.1868	2.1	72
0.004	2.5	11.3	0.1274	2.1	70