Tier II, Tier III (with SCR)
Permit high skew angles to minimize noise and vibration.
Guarantee optimum thrust, minimal noise and vibration level.
| Speed | Cyl. | Rated Output at Engine (kW) | Engine dimension (mm) & dry weight (ton) | ||||||
|---|---|---|---|---|---|---|---|---|---|
| FPP | CPP | E1 | H1 | H2 | W1 | W2 | Dry Weight | ||
| 900 rpm | 6 | 1,740 | 1,800 | 4,238 | 2,209 | 1,360 | 812 | 998 | 23.0 | 
| 7 | 2,030 | 4,618 | 2,209 | 1,360 | 812 | 998 | 25.0 | ||
| 8 | 2,320 | 4,998 | 2,331 | 1,360 | 812 | 1,068 | 26.9 | ||
| 9 | 2,610 | 5,378 | 2,331 | 1,360 | 812 | 1,068 | 29.3 | ||
| Fuel | Pros | Cons | CO2 (Tank to propeller, Oil is 1.0) | TRL1) (Technology Readiness Level) | Fuel Cost (ton) | Eng. Cost (Main Engine, oil is 1.0) | 
|---|---|---|---|---|---|---|
| LNG | 
 | 
 | 0.8 | 9 | $310 | 1.4 | 
| LPG | 
 | 
 | 0.9 | 9 | $340 | 1.5 | 
| Methanol | 
 | 
 | 0.9 | 6 | $410 | 1.5 | 
| Ammonia | 
 | 
 | 0.1 | 2 | $500 | 1.7 | 
| Hydrogen | 
 | 
 | 0.0 | - | Over $10,000 | N/A | 
| Fuel | Pros | Cons | CO2 (Tank to propeller, Oil is 1.0) | TRL1) (Technology Readiness Level) | Fuel Cost (ton) | Eng. Cost (Main Engine, oil is 1.0) | 
|---|---|---|---|---|---|---|
| LNG | 
 | 
 | 0.8 | 9 | $310 | 1.4 | 
| LPG | 
 | 
 | 0.9 | 9 | $340 | 1.5 | 
| Methanol | 
 | 
 | 0.9 | 6 | $410 | 1.5 | 
| Ammonia | 
 | 
 | 0.1 | 2 | $500 | 1.7 | 
| Hydrogen | 
 | 
 | 0.0 | - | Over $10,000 | N/A | 
| Property | MGO | LNG | LPG | Methanol | L_NH3 | L_H2 | 
|---|---|---|---|---|---|---|
| Flash point [℃] | 52 | -188 | -105 | 11 | 132 | -150 | 
| Auto ignition temperature [℃] | 250 | 595 | 459 | 464 | 651 | 535 | 
| Boiling point at 1 bar [℃] | 20 | -162 | -42 | 20 | -34 | -253 | 
| Low Heating Value [MJ/kg] | 42.7 | 50.0 | 46.0 | 19.9 | 18.6 | 120 | 
| Density at 1 bar [kg/m3] | 870 | 470 | 580 | 792 | 682 | 71 | 
| Energy density [MJ/L] | 36.6 | 21.2 | 26.7 | 14.9 | 12.7 | 8.5 | 
| Fuel tank size | 1.0 | 1.7 | 1.4 | 2.5 | 2.9 | 4.3 | 
| Ignition energy [MJ] | 0.23 | 0.28 | 0.25 | 0.14 | 8 | 0.011 | 
| Flammable concentration range in the air [%] | 0.6 - 7.5 | 5 - 15 | 2.2 - 9.5 | 5.5 - 44 | 15 - 28 | 4 -75 | 
| Property | MGO | LNG | LPG | Methanol | L_NH3 | L_H2 | 
|---|---|---|---|---|---|---|
| Flash point [℃] | 52 | -188 | -105 | 11 | 132 | -150 | 
| Auto ignition temperature [℃] | 250 | 595 | 459 | 464 | 651 | 535 | 
| Boiling point at 1 bar [℃] | 20 | -162 | -42 | 20 | -34 | -253 | 
| Low Heating Value [MJ/kg] | 42.7 | 50.0 | 46.0 | 19.9 | 18.6 | 120 | 
| Density at 1 bar [kg/m3] | 870 | 470 | 580 | 792 | 682 | 71 | 
| Energy density [MJ/L] | 36.6 | 21.2 | 26.7 | 14.9 | 12.7 | 8.5 | 
| Fuel tank size | 1.0 | 1.7 | 1.4 | 2.5 | 2.9 | 4.3 | 
| Ignition energy [MJ] | 0.23 | 0.28 | 0.25 | 0.14 | 8 | 0.011 | 
| Flammable concentration range in the air [%] | 0.6 - 7.5 | 5 - 15 | 2.2 - 9.5 | 5.5 - 44 | 15 - 28 | 4 -75 |