Compare reaction turbines
All reaction turbines
|
Trent 970B-84
✕
|
GEnx-1B76/P2
✕
|
| EASA ID |
18RR082 |
16GE168 |
| Aircraft Engine Manufacturer |
Rolls-Royce |
GE Aircraft Engines |
| Aircraft Engine Type |
Turbofan |
Turbofan |
| Fuel |
|
Jet A |
| Geared Fan |
No |
No |
| Combustion Chamber |
Phase5 Tiled |
TAPS |
| Afterburner |
No |
No |
| Streams |
2 |
2 |
| Bypass Ratio |
8.38 |
8.59 |
| Overall Pressure Ratio |
39.35 |
47.5 |
| Maximum Takeoff Thrust (kN) |
352.9 |
349.2 |
| Hydrocarbon Take Off (g/kg fuel) |
0 |
0.03 |
| Hydrocarbon Climb Out (g/kg fuel) |
0.09 |
0.02 |
| Hydrocarbon Approach (g/kg fuel) |
0.07 |
0.04 |
| Hydrocarbon Idle (g/kg fuel) |
0.04 |
0.36 |
| Hydrocarbon Unitary Average (g/kN) |
0.16 |
0.4 |
| Hydrocarbon Unitary Sigma (g/kN) |
0.05 |
0.02 |
| Hydrocarbon Unitary Range (g/kN) |
0.13-0.21 |
0.38-0.43 |
| Hydrocarbon Unitary Characteristic (g/kN) |
0.18 |
0.62 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) |
0.9 |
3.2 |
| Hydrocarbon LTO (g) |
56 |
140 |
| Carbon Monoxide Take Off (g/kg fuel) |
0.33 |
0.05 |
| Carbon Monoxide Climb Out (g/kg fuel) |
0.31 |
0.09 |
| Carbon Monoxide Approach (g/kg fuel) |
1.05 |
1.53 |
| Carbon Monoxide Idle (g/kg fuel) |
12.65 |
13.44 |
| Carbon Monoxide Unitary Average (g/kN) |
15.5 |
14.26 |
| Carbon Monoxide Unitary SD (g/kN) |
1.63 |
0.02 |
| Carbon Monoxide Unitary Range (g/kN) |
14.13-17.3 |
14.2-14.3 |
| Carbon Monoxide Unitary Characteristic (g/kN) |
16.77 |
17.5 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) |
14.2 |
14.8 |
| NOx Take Off (g/kg fuel) |
41.34 |
46.9 |
| NOx Climb Out (g/kg fuel) |
31.3 |
26.78 |
| NOx Approach (g/kg fuel) |
12.37 |
11.78 |
| NOx Idle (g/kg fuel) |
5.57 |
5.04 |
| NOx Unitary Average (g/kN) |
52.68 |
49.4 |
| NOx Unitary SD (g/kN) |
1.94 |
0.33 |
| NOx Unitary Range (g/kN) |
50.92-54.77 |
49.1-49.7 |
| NOx Unitary Characteristic (g/kN) |
55.8 |
57.27 |
| NOx Unitaryto Standard (% of limit) |
47 |
42.4 |
| NOx Unitaryto CAEP2 (% of limit) |
58.8 |
53 |
| NOx Unitaryto CAEP4 (% of limit) |
65.1 |
56.1 |
| NOx Unitaryto CAEP6 (% of limit) |
71.9 |
60.9 |
| NOx Unitaryto CAEP8 (% of limit) |
81.1 |
67.3 |
| NOx LTO (g) |
18591 |
17251 |
| Smoke Take Off (SN) |
6.1 |
0.2 |
| Smoke Climb Out (SN) |
6.3 |
0.16 |
| Smoke Approach (SN) |
3.3 |
0.43 |
| Smoke Idle (SN) |
0.6 |
0.07 |
| Smoke Max (SN) |
7.1 |
0.58 |
| Smoke Sigma (SN) |
2.7 |
0.34 |
| Smoke Range (SN) |
5.2-9 |
0-0.97 |
| Smoke Characteristic (SN) |
8.3 |
0.75 |
| Smoke Characteristicto Regulatory (% of limit) |
49.7 |
4.4 |
| Fuel Flow Take Off (kg/s) |
2.738 |
2.79 |
| Fuel Flow Climbout (kg/s) |
2.262 |
2.262 |
| Fuel Flow Approach (kg/s) |
0.749 |
0.709 |
| Fuel Flow Idle (kg/s) |
0.261 |
0.223 |
| Fuel LTO (kg) |
1001 |
934 |
| Fuel Venting Compliant |
Yes |
Yes |
| Carbon Monoxide LTO (g) |
5471 |
4980 |
| Emissions Data Status |
C |
C |
| Emissions Data Superseded |
|
Yes |
| Emissions Superseded By |
|
17GE179 |
| Engine Status |
Out of service |
|
| NOx Compliance Demonstration |
2.3.2 e) |
2.3.2 e) |