Optimization of SI Engine Performance Operating with Low Octane Gasoline and Fuel Additives from Waste

Table 8

Optimum conditions, experimental, and predicted values of response at optimized conditions.

Optimum conditions	Coded value	Actual value
Engine speed (rpm)	1.818	2818.05
Additive ratio (%)	−0.385	8.92
Response	Predicted values	Experimental values
BP (kW)	2.61812	2.84
BSFC (kg/kW.hr)	0.2431	0.243
BTE (%)	36.5303	36.5