GEnx-1B70/72/P2

Turbofan · General Electric Company
Reaction Turbines
Maximum Takeoff Thrust
321.6 kN
Bypass Ratio
8.81
Overall Pressure Ratio
43.9
Fuel Flow Take Off
2.504 kg/s
NOx Unitaryto CAEP8
58.42 % 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 TAPS
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 8.81 Overall Pressure Ratio 43.9 Afterburner No

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Similar reaction turbines

Name Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
GEnx-1B70/72/P2 GE Aircraft Engines 321.6 8.81 43.9 Compare
GEnx-1B70/75/P2 GE Aircraft Engines 321.6 8.81 43.9 Compare
GEnx-1B70/P2 GE Aircraft Engines 321.6 8.81 43.9 Compare
GEnx-1B70 GE Aircraft Engines 321.6 8.8 43.5 Compare
GEnx-1B70/P1 GE Aircraft Engines 321.6 8.8 43.5 Compare
GEnx-1B70/72/P1 GE Aircraft Engines 321.6 8.8 43.5 Compare
All data (84 fields)
Name
GEnx-1B70/72/P2
EASA ID
01P17GE208
Aircraft Engine Manufacturer
General Electric Company
Aircraft Engine Type
Turbofan
Fuel
Jet A
Geared Fan
No
Combustion Chamber
TAPS
Afterburner
No
Streams
2
Bypass Ratio
8.81
Overall Pressure Ratio
43.9
Maximum Takeoff Thrust (kN)
321.6
Hydrocarbon Take Off (g/kg fuel)
0.02
Hydrocarbon Climb Out (g/kg fuel)
0.02
Hydrocarbon Approach (g/kg fuel)
0.05
Hydrocarbon Idle (g/kg fuel)
0.44
Hydrocarbon Unitary Average (g/kN)
0.5
Hydrocarbon Unitary Sigma (g/kN)
0.04
Hydrocarbon Unitary Range (g/kN)
0.47-0.54
Hydrocarbon Unitary Characteristic (g/kN)
0.78
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
3.98
Hydrocarbon LTO (g)
162
Carbon Monoxide Take Off (g/kg fuel)
0.06
Carbon Monoxide Climb Out (g/kg fuel)
0.17
Carbon Monoxide Approach (g/kg fuel)
1.82
Carbon Monoxide Idle (g/kg fuel)
14.78
Carbon Monoxide Unitary Average (g/kN)
16.34
Carbon Monoxide Unitary SD (g/kN)
0.022
Carbon Monoxide Unitary Range (g/kN)
16.32-16.36
Carbon Monoxide Unitary Characteristic (g/kN)
20.06
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
17
NOx Take Off (g/kg fuel)
34.77
NOx Climb Out (g/kg fuel)
20.87
NOx Approach (g/kg fuel)
11.02
NOx Idle (g/kg fuel)
4.85
NOx Unitary Average (g/kN)
39.27
NOx Unitary SD (g/kN)
0.25
NOx Unitary Range (g/kN)
39.02-39.52
NOx Unitary Characteristic (g/kN)
45.52
NOx Unitaryto Standard (% of limit)
35.62
NOx Unitaryto CAEP2 (% of limit)
44.52
NOx Unitaryto CAEP4 (% of limit)
48.02
NOx Unitaryto CAEP6 (% of limit)
52.47
NOx Unitaryto CAEP8 (% of limit)
58.42
NOx LTO (g)
12629
Smoke Take Off (SN)
0.18
Smoke Climb Out (SN)
0.15
Smoke Approach (SN)
0.25
Smoke Idle (SN)
0.06
Smoke Max (SN)
0.58
Smoke Sigma (SN)
0.34
Smoke Range (SN)
0.35-0.97
Smoke Characteristic (SN)
0.75
Smoke Characteristicto Regulatory (% of limit)
4.36
Fuel Flow Take Off (kg/s)
2.504
Fuel Flow Climbout (kg/s)
2.042
Fuel Flow Approach (kg/s)
0.654
Fuel Flow Idle (kg/s)
0.213
Fuel LTO (kg)
865
Fuel Venting Compliant
Yes
Carbon Monoxide LTO (g)
5256
Emissions Data Status
C
Emissions Data Superseded
Yes
Emissions Superseded By
07P27GE234
NOx Compliance Demonstration
2.3.2 e)
nvPME Imass Approach (mg/kg)
3.5831
nvPME Imass Climb Out (mg/kg)
1.6536
nvPME Imass Idle (mg/kg)
2.2772
nvPME Imass Max (mg/kg)
6.8732
nvPME Imass Take Off (mg/kg)
1.786
nvPME Inum Approach (#/kg)
87536990000000
nvPME Inum Climb Out (#/kg)
78266550000
nvPME Inum Idle (#/kg)
19461550000000
nvPME Inum Max (#/kg)
190774000000000
nvPME Inum Take Off (#/kg)
76792380000
nvPMLTO Mass (mg)
1904.103
nvPMLTO Mass Per Thrust (mg/kN)
8.2299
nvPMLTO Mass To CAEP11 (% of limit)
3.8458
nvPMLTO Number (#)
19686430000000000
nvPMLTO Number Per Thrust (#/kN)
85088670000000
nvPMLTO Number To CAEP11 (% of limit)
3.0607
nvPM Mass Concentration Characteristic (mg/m³)
160.7614
nvPM Mass Concentration Max (mg/m³)
124.8956
nvPM Mass Concentration To CAEP10 (% of limit)
4.0736