| Family |
|
GE9X |
| EASA ID |
7GE099 |
|
| Aircraft Engine Manufacturer |
GE Aircraft Engines |
General Electric Company |
| Aircraft Engine Type |
Turbofan |
Turbofan |
| Comment |
|
Boeing 777X |
| Dry Weight (kg) |
|
9630 |
| Diameter (mm) |
|
3404 |
| Max Rotating Diameter (mm) |
|
3404 |
| Length (mm) |
|
5690 |
| Height (mm) |
|
4158 |
| Width (mm) |
|
4097 |
| Wikipedia Article (URL) |
|
en.wikipedia.org/wiki/General_Electric_GE9X |
| Fuel |
Jet A |
|
| Fan Blades |
|
16 |
| Geared Fan |
No |
No |
| Low-Pressure Compressor Stages |
|
3 |
| High-Pressure Compressor Stages |
|
11 |
| Combustion Chamber |
DAC |
Twin Annular Premixing Swirler (TAPS) |
| High Pressure Compressor Stages |
|
2 |
| Low-Pressure Turbine Stages |
|
6 |
| Afterburner |
No |
No |
| Streams |
2 |
2 |
| Bypass Ratio |
7.08 |
10 |
| Overall Pressure Ratio |
42.24 |
60 |
| Maximum Takeoff Thrust (kN) |
513.9 |
489.3 |
| Hydrocarbon Take Off (g/kg fuel) |
0.04 |
|
| Hydrocarbon Climb Out (g/kg fuel) |
0.03 |
|
| Hydrocarbon Approach (g/kg fuel) |
0.06 |
|
| Hydrocarbon Idle (g/kg fuel) |
4.24 |
|
| Hydrocarbon Unitary Average (g/kN) |
4.98 |
|
| Hydrocarbon Unitary Sigma (g/kN) |
0.11 |
|
| Hydrocarbon Unitary Range (g/kN) |
4.86-5.08 |
|
| Hydrocarbon Unitary Characteristic (g/kN) |
7.7 |
|
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) |
39.1 |
|
| Hydrocarbon LTO (g) |
2559 |
|
| Carbon Monoxide Take Off (g/kg fuel) |
0.08 |
|
| Carbon Monoxide Climb Out (g/kg fuel) |
0.07 |
|
| Carbon Monoxide Approach (g/kg fuel) |
1.98 |
|
| Carbon Monoxide Idle (g/kg fuel) |
39.11 |
|
| Carbon Monoxide Unitary Average (g/kN) |
46.43 |
|
| Carbon Monoxide Unitary SD (g/kN) |
0.48 |
|
| Carbon Monoxide Unitary Range (g/kN) |
46-46.95 |
|
| Carbon Monoxide Unitary Characteristic (g/kN) |
57 |
|
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) |
48.3 |
|
| NOx Take Off (g/kg fuel) |
50.34 |
|
| NOx Climb Out (g/kg fuel) |
35.98 |
|
| NOx Approach (g/kg fuel) |
16.5 |
|
| NOx Idle (g/kg fuel) |
5.19 |
|
| NOx Unitary Average (g/kN) |
67.89 |
|
| NOx Unitary SD (g/kN) |
0.96 |
|
| NOx Unitary Range (g/kN) |
66.84-68.71 |
|
| NOx Unitary Characteristic (g/kN) |
78.7 |
|
| NOx Unitaryto Standard (% of limit) |
63.2 |
|
| NOx Unitaryto CAEP2 (% of limit) |
79 |
|
| NOx Unitaryto CAEP4 (% of limit) |
86 |
|
| NOx Unitaryto CAEP6 (% of limit) |
94.3 |
|
| NOx Unitaryto CAEP8 (% of limit) |
105.5 |
|
| NOx LTO (g) |
34888 |
|
| Smoke Take Off (SN) |
4.1 |
|
| Smoke Climb Out (SN) |
2.5 |
|
| Smoke Approach (SN) |
1.45 |
|
| Smoke Idle (SN) |
0.87 |
|
| Smoke Max (SN) |
4.1 |
|
| Smoke Sigma (SN) |
1.19 |
|
| Smoke Range (SN) |
3.2-4.45 |
|
| Smoke Characteristic (SN) |
5.3 |
|
| Smoke Characteristicto Regulatory (% of limit) |
34.9 |
|
| Fuel Flow Take Off (kg/s) |
4.69 |
|
| Fuel Flow Climbout (kg/s) |
3.67 |
|
| Fuel Flow Approach (kg/s) |
1.13 |
|
| Fuel Flow Idle (kg/s) |
0.38 |
|
| Fuel LTO (kg) |
1546 |
|
| Fuel Venting Compliant |
No |
|
| Carbon Monoxide LTO (g) |
23858 |
|
| Compressor Description |
|
1 fan, 3-stage LP, 11-stage HP |
| Emissions Data Status |
C |
|
| Emissions Data Superseded |
Yes |
|
| Emissions Superseded By |
21GE184 |
|
| NOx Compliance Demonstration |
2.3.2 d) |
|
| Turbine Description |
|
2-stage HP, 6-stage LP |