A Review on Oil-Based Nanofluid as Next-Generation Insulation for Transformer Application

Table 4

List of AC breakdown nanofluid-based mineral oils.

Ref	Nanomaterial	Diameter size (nm)	Improvement of breakdown (%)
[90]	ZrO2	30	+202.60
[91]	TiO2	50	+21.80
[92]	Al2O3	13	+11.50
[93]	Hybrid-barium titanate	50	+45.00
[72]	Ferrofluid (FF); Tin oxide (TO); SiO2	10; 50; 8-20	+25.53; +23.40; +19.15
[61]	Anatase TiO2; Rutile TiO2	15-20; 20-30	+88.00; +64.00
[94]	CNT	<8	+73.70