An Experimental Study of ZrO₂-CeO₂ Hybrid Nanofluid and Response Surface Methodology for the Prediction of Heat Transfer Performance: The New Correlations

Table 1

Heat transfer coefficient comparative study on nanofluids at 0.1% volume concentration.

Nanofluid	Base fluid proportion	Increase % of heat transfer coefficient
		30 W	60 W	90 W
ZrO2/W-EG	W-60%; EG-40%	25.11	26.18	27.19
CeO2/W-EG	W-60%; EG-40%	26.83	27.13	36.18
ZrO2-CeO2/W-EG	W-60%; EG-40%	27.19	28.11	38.16