Table 5 The uncertainty of measured constraints of the diesel engine.

From: Performance and emission prediction using ANN (artificial neural network) on H2-assisted Garcinia gummi-gutta biofuel doped with nano additives

Sl. No

Measured constraints

Percentage of uncertainty

1

Brake power

0.27

2

Load

0.20

3

Exhaust gas temperature

0.1

4

Brake specific energy consumption

0.1

5

Brake thermal efficiency

0.21

6

Hydrocarbon

0.3

7

Carbon monoxide

0.2

8

Carbon dioxide

0.21

9

Oxides of nitrogen

0.4

10

Smoke opacity

0.5

11

Air flow range

0.6

12

Fuel flow range

0.65

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