Table 8 Validation experiments.

From: Predictive modeling and optimization of SI engine performance and emissions with GEM blends using ANN and RSM

Input parameters

Responses

Experimental value

Predicted value

Error (%)

Speed (RPM)

GEM Blend

B_The (%)

33.54

34.63

3.24

BSFC (g/kW hr)

235.65

243.7

3.41

Vol_Eff (%)

68.64

70.39

2.54

2990

E20_Eq

HC (ppm)

106

108.13

2.00

CO (%)

1.48

1.539

3.98

NOx(ppm)

1198

1211.83

1.15

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