Compare reaction turbines
All reaction turbines
|
GE90-90B
✕
|
GE90-85B
✕
|
| EASA ID |
9GE127 |
9GE126 |
| Aircraft Engine Manufacturer |
General Electric Company |
General Electric Company |
| Aircraft Engine Type |
Turbofan |
Turbofan |
| Fuel |
Jet A-1 |
Jet A-1 |
| Geared Fan |
No |
No |
| Combustion Chamber |
PEC |
PEC |
| Afterburner |
No |
No |
| Streams |
2 |
2 |
| Bypass Ratio |
8.36 |
8.41 |
| Overall Pressure Ratio |
39.85 |
38.16 |
| Maximum Takeoff Thrust (kN) |
419.25 |
397.21 |
| Hydrocarbon Take Off (g/kg fuel) |
0.04 |
0.04 |
| Hydrocarbon Climb Out (g/kg fuel) |
0.03 |
0.03 |
| Hydrocarbon Approach (g/kg fuel) |
0.06 |
0.06 |
| Hydrocarbon Idle (g/kg fuel) |
2.59 |
2.8 |
| Hydrocarbon Unitary Average (g/kN) |
2.77 |
3.05 |
| Hydrocarbon Unitary Sigma (g/kN) |
0.26 |
0.28 |
| Hydrocarbon Unitary Range (g/kN) |
2.59-3.06 |
2.87-3.38 |
| Hydrocarbon Unitary Characteristic (g/kN) |
4.26 |
4.7 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) |
21.7 |
24 |
| Hydrocarbon LTO (g) |
1159 |
1212 |
| Carbon Monoxide Take Off (g/kg fuel) |
0.3 |
0.3 |
| Carbon Monoxide Climb Out (g/kg fuel) |
0.31 |
0.31 |
| Carbon Monoxide Approach (g/kg fuel) |
1.88 |
2.16 |
| Carbon Monoxide Idle (g/kg fuel) |
29.89 |
31.34 |
| Carbon Monoxide Unitary Average (g/kN) |
32.42 |
34.82 |
| Carbon Monoxide Unitary SD (g/kN) |
1.07 |
1.1 |
| Carbon Monoxide Unitary Range (g/kN) |
31.6-33.63 |
34.04-36.08 |
| Carbon Monoxide Unitary Characteristic (g/kN) |
39.8 |
42.7 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) |
33.7 |
36.2 |
| NOx Take Off (g/kg fuel) |
49.21 |
45.54 |
| NOx Climb Out (g/kg fuel) |
39.07 |
36.35 |
| NOx Approach (g/kg fuel) |
15.44 |
14.77 |
| NOx Idle (g/kg fuel) |
5.48 |
5.33 |
| NOx Unitary Average (g/kN) |
63.54 |
58.79 |
| NOx Unitary SD (g/kN) |
0.57 |
0.61 |
| NOx Unitary Range (g/kN) |
62.99-64.13 |
58.19-59.41 |
| NOx Unitary Characteristic (g/kN) |
73.7 |
68.1 |
| NOx Unitaryto Standard (% of limit) |
61.5 |
58.6 |
| NOx Unitaryto CAEP2 (% of limit) |
76.9 |
73.2 |
| NOx Unitaryto CAEP4 (% of limit) |
84.9 |
81.8 |
| NOx Unitaryto CAEP6 (% of limit) |
93.6 |
90.5 |
| NOx Unitaryto CAEP8 (% of limit) |
105.5 |
102.6 |
| NOx LTO (g) |
26639 |
23351 |
| Smoke Take Off (SN) |
2.42 |
1.73 |
| Smoke Climb Out (SN) |
0.82 |
0.74 |
| Smoke Approach (SN) |
1 |
1.33 |
| Smoke Idle (SN) |
0.95 |
1.19 |
| Smoke Max (SN) |
2.42 |
1.73 |
| Smoke Sigma (SN) |
0.84 |
0.46 |
| Smoke Range (SN) |
1.56-3.24 |
1.28-2.19 |
| Smoke Characteristic (SN) |
3.11 |
2.23 |
| Smoke Characteristicto Regulatory (% of limit) |
19.5 |
13.7 |
| Fuel Flow Take Off (kg/s) |
3.38 |
3.131 |
| Fuel Flow Climbout (kg/s) |
2.735 |
2.553 |
| Fuel Flow Approach (kg/s) |
0.852 |
0.804 |
| Fuel Flow Idle (kg/s) |
0.28 |
0.271 |
| Fuel LTO (kg) |
1144 |
1085 |
| Fuel Venting Compliant |
Yes |
Yes |
| Carbon Monoxide LTO (g) |
13593 |
13832 |
| Emissions Data Status |
C |
C |
| Engine Status |
Out of production |
Out of production |
| NOx Compliance Demonstration |
2.3.2 d) |
2.3.2 d) |