Compare reaction turbines
All reaction turbines
|
PW4056
✕
|
PW4x56
✕
|
| EASA ID |
1PW041 |
1PW055 |
| Aircraft Engine Manufacturer |
Pratt & Whitney |
Pratt & Whitney |
| Aircraft Engine Type |
Turbofan |
Turbofan |
| Fuel |
Jet A |
Jet A |
| Geared Fan |
No |
No |
| Combustion Chamber |
|
Phase 3 |
| Afterburner |
No |
No |
| Streams |
2 |
2 |
| Bypass Ratio |
4.7 |
4.8 |
| Overall Pressure Ratio |
29.3 |
28.37 |
| Maximum Takeoff Thrust (kN) |
252.4 |
249.1 |
| Hydrocarbon Take Off (g/kg fuel) |
0.11 |
0.08 |
| Hydrocarbon Climb Out (g/kg fuel) |
0.17 |
0.09 |
| Hydrocarbon Approach (g/kg fuel) |
0.25 |
0.16 |
| Hydrocarbon Idle (g/kg fuel) |
0.66 |
4.75 |
| Hydrocarbon Unitary Average (g/kN) |
1.2 |
6.4 |
| Hydrocarbon Unitary Characteristic (g/kN) |
1.8 |
9.9 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) |
9.4 |
50.3 |
| Hydrocarbon LTO (g) |
288 |
1597 |
| Carbon Monoxide Take Off (g/kg fuel) |
0.08 |
0.48 |
| Carbon Monoxide Climb Out (g/kg fuel) |
0.14 |
0.56 |
| Carbon Monoxide Approach (g/kg fuel) |
0.9 |
1.89 |
| Carbon Monoxide Idle (g/kg fuel) |
11.6 |
29.96 |
| Carbon Monoxide Unitary Average (g/kN) |
14.2 |
41 |
| Carbon Monoxide Unitary Characteristic (g/kN) |
17.4 |
50.3 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) |
14.8 |
42.6 |
| NOx Take Off (g/kg fuel) |
32.5 |
30.44 |
| NOx Climb Out (g/kg fuel) |
24.6 |
24.24 |
| NOx Approach (g/kg fuel) |
11.6 |
11.97 |
| NOx Idle (g/kg fuel) |
5 |
3.93 |
| NOx Unitary Average (g/kN) |
51.7 |
49.2 |
| NOx Unitary Characteristic (g/kN) |
59.9 |
57 |
| NOx Unitaryto Standard (% of limit) |
60.8 |
59 |
| NOx Unitaryto CAEP2 (% of limit) |
76 |
73.7 |
| NOx Unitaryto CAEP4 (% of limit) |
91 |
88.6 |
| NOx Unitaryto CAEP6 (% of limit) |
103.4 |
100.6 |
| NOx Unitaryto CAEP8 (% of limit) |
121.9 |
119.2 |
| NOx LTO (g) |
13043 |
12246 |
| Smoke Take Off (SN) |
14.3 |
8.5 |
| Smoke Climb Out (SN) |
|
5.8 |
| Smoke Approach (SN) |
|
0.6 |
| Smoke Idle (SN) |
|
0 |
| Smoke Max (SN) |
14.3 |
8.5 |
| Smoke Characteristic (SN) |
18.4 |
10.9 |
| Smoke Characteristicto Regulatory (% of limit) |
100.2 |
59.4 |
| Fuel Flow Take Off (kg/s) |
2.449 |
2.351 |
| Fuel Flow Climbout (kg/s) |
1.981 |
1.912 |
| Fuel Flow Approach (kg/s) |
0.647 |
0.643 |
| Fuel Flow Idle (kg/s) |
0.188 |
0.208 |
| Fuel LTO (kg) |
813 |
830 |
| Fuel Venting Compliant |
No |
No |
| Carbon Monoxide LTO (g) |
3587 |
10202 |
| Emissions Data Status |
C |
C |
| Engine Status |
Out of production |
Out of production |
| NOx Compliance Demonstration |
|
2.3.2 c) |