Research Article
Eucalyptus Biodiesel as an Alternative to Diesel Fuel: Preparation and Tests on DI Diesel Engine
Table 2
The accuracies of the measurements and the uncertainties in the calculated results.
| |
Measurements | Accuracy |
| | Load | ±0.1 N.m | | Speed | ±3/min | | Temperatures | ±1.6°C | | Cylinder pressure | ±2 bars | | Crank angle | ±0.05°V | | Fuel volumetric rate | ±0.5% | | Air flow rate | ±1.0% | | HC | ±10 ppm | | CO | ±50 ppm | | NO | ±100 ppm | | Particulates | ±10 ng/s |
| | Calculated results | Uncertainty range (%) | | Power | 0.4–1.9 | | BSFC | 0.6–2.0 | | BTE | 0.7–2.0 |
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