Table 1
Engine specifications in the fired case.
| Data | Value |
|---|---|
| Engine speed | 800 rpm |
| Compression ratio | 8.5 |
| Displacement volume | 499 cm3 |
| Crevice volume | 2 cm3 |
| Volume at Top Dead Center (TDC) | 66.5 cm3 |
| Bore | 86 mm |
| Stroke | 86 mm |
| Cylinder clearance height | 2.6 mm |
| Intake Valve Closure (IVC) | −125 CA |
| Exhaust Valve Open (EVO) | 105 CA |
| Exhaust Valve Close (EVC) | −345 CA |
| Intake Valve Open (IVO) | −325 CA |
| Spark Timing (ST) | −16 CA |
| Fuel | Iso-octane |
Equivalence ratio ( ) |
0.833 |
Average pressure intake ( ) |
0.95 ± 0.02 bar |
| Intake temperature (T in) | 47 ± 30 °C |
| Intake density (ρ in) | 1.0344 kg/m3 |