GE90-90B

Turbofan · General Electric Company
Reaction Turbines
Maximum Takeoff Thrust
418.1 kN
Bypass Ratio
8.36
Overall Pressure Ratio
39.38
Fuel Flow Take Off
3.348 kg/s
NOx Unitaryto CAEP8
112.4 % of limit

Architecture

Fan Fan Stages — Fan Blades — Fan Technology — Fan Pressure Ratio —
Gearbox Geared Fan No Gear — Reduction Ratio —
LP compressor Low-Pressure Compressor Stages — Low-Pressure Compressor Technology — BP Compressor Pressure Ratio —
IP compressor Intermediary-Pressure Compressor Stages — Intermediary-Pressure Compressor Technology — IP Compressor Pressure Ratio —
HP compressor High-Pressure Compressor Stages — High-Pressure Compressor Technology — HP Compressor Pressure Ratio —
Combustor Combustion Chamber DAC II
HP turbine High Pressure Compressor Stages — High-Pressure Turbine Technology —
IP turbine Intermediary-Pressure Turbine Stages — Intermediary-Pressure Turbine Technology —
LP turbine Low-Pressure Turbine Stages — Low-Pressure Turbine Technology —
Whole engine Streams 2 Bypass Ratio 8.36 Overall Pressure Ratio 39.38 Afterburner No

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Similar reaction turbines

Name Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
GE90-90B General Electric Company 418.13 8.36 39.8 Compare
GE90-90B GE Aircraft Engines 410.82 8.36 40.32 Compare
GE90-92B General Electric Company 426.72 8.33 40.6 Compare
GE90-94B GE Aircraft Engines 430.92 8.33 40.82 Compare
GE90-94B GE Aircraft Engines 432.8 8.33 40.53 Compare
GE90-85B General Electric Company 397.21 8.41 38.16 Compare
All data (63 fields)
Name
GE90-90B
EASA ID
6GE090
Aircraft Engine Manufacturer
General Electric Company
Aircraft Engine Type
Turbofan
Fuel
Jet A
Geared Fan
No
Combustion Chamber
DAC II
Afterburner
No
Streams
2
Bypass Ratio
8.36
Overall Pressure Ratio
39.38
Maximum Takeoff Thrust (kN)
418.1
Hydrocarbon Take Off (g/kg fuel)
0.04
Hydrocarbon Climb Out (g/kg fuel)
0.04
Hydrocarbon Approach (g/kg fuel)
0.05
Hydrocarbon Idle (g/kg fuel)
0.43
Hydrocarbon Unitary Average (g/kN)
0.54
Hydrocarbon Unitary Sigma (g/kN)
0.036
Hydrocarbon Unitary Range (g/kN)
0.49-0.56
Hydrocarbon Unitary Characteristic (g/kN)
0.8
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
4.2
Hydrocarbon LTO (g)
226
Carbon Monoxide Take Off (g/kg fuel)
0.12
Carbon Monoxide Climb Out (g/kg fuel)
0.13
Carbon Monoxide Approach (g/kg fuel)
1.16
Carbon Monoxide Idle (g/kg fuel)
13.21
Carbon Monoxide Unitary Average (g/kN)
15.05
Carbon Monoxide Unitary SD (g/kN)
0.379
Carbon Monoxide Unitary Range (g/kN)
14.62-15.31
Carbon Monoxide Unitary Characteristic (g/kN)
18.5
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
15.7
NOx Take Off (g/kg fuel)
52.48
NOx Climb Out (g/kg fuel)
39.5
NOx Approach (g/kg fuel)
16.94
NOx Idle (g/kg fuel)
6
NOx Unitary Average (g/kN)
66.78
NOx Unitary SD (g/kN)
0.259
NOx Unitary Range (g/kN)
66.48-66.95
NOx Unitary Characteristic (g/kN)
77.4
NOx Unitaryto Standard (% of limit)
65.2
NOx Unitaryto CAEP2 (% of limit)
81.5
NOx Unitaryto CAEP4 (% of limit)
90.3
NOx Unitaryto CAEP6 (% of limit)
99.6
NOx Unitaryto CAEP8 (% of limit)
112.4
NOx LTO (g)
27923
Smoke Take Off (SN)
3.6
Smoke Climb Out (SN)
2.7
Smoke Approach (SN)
3.2
Smoke Idle (SN)
2.5
Smoke Max (SN)
3.6
Smoke Sigma (SN)
0.713
Smoke Range (SN)
2.83-4.25
Smoke Characteristic (SN)
4.6
Smoke Characteristicto Regulatory (% of limit)
28.9
Fuel Flow Take Off (kg/s)
3.348
Fuel Flow Climbout (kg/s)
2.733
Fuel Flow Approach (kg/s)
0.878
Fuel Flow Idle (kg/s)
0.291
Fuel LTO (kg)
1166
Carbon Monoxide LTO (g)
6305
Emissions Data Status
C
Engine Status
Out of production
NOx Compliance Demonstration
2.3.2 d)