CF6-80C2B6

Turbofan · General Electric Company
Reaction Turbines
Maximum Takeoff Thrust
267.2 kN
Bypass Ratio
5.1
Overall Pressure Ratio
31.66
Fuel Flow Take Off
2.58 kg/s
NOx Unitaryto CAEP8
97.3 % 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 1862M39
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 5.1 Overall Pressure Ratio 31.66 Afterburner No

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Similar reaction turbines

Name Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
CF6-80C2B6 GE Aircraft Engines 267.2 5.1 31.56 Compare
CF6-80C2A5 GE Aircraft Engines 267.3 5.1 31.58 Compare
CF6-80C2B6F GE Aircraft Engines 267.03 5.1 31.79 Compare
CF6-80C2B7F GE Aircraft Engines 267.03 5.1 31.79 Compare
CF6-80C2B8FA GE Aircraft Engines 267.02 5.1 31.71 Compare
CF6-80C2B8F GE Aircraft Engines 267 5.1 31.37 Compare
All data (63 fields)
Name
CF6-80C2B6
EASA ID
2GE044
Aircraft Engine Manufacturer
General Electric Company
Aircraft Engine Type
Turbofan
Fuel
Jet A
Geared Fan
No
Combustion Chamber
1862M39
Afterburner
No
Streams
2
Bypass Ratio
5.1
Overall Pressure Ratio
31.66
Maximum Takeoff Thrust (kN)
267.2
Hydrocarbon Take Off (g/kg fuel)
0.04
Hydrocarbon Climb Out (g/kg fuel)
0.05
Hydrocarbon Approach (g/kg fuel)
0.11
Hydrocarbon Idle (g/kg fuel)
1.48
Hydrocarbon Unitary Average (g/kN)
1.9
Hydrocarbon Unitary Sigma (g/kN)
0.209
Hydrocarbon Unitary Range (g/kN)
1.76-2.24
Hydrocarbon Unitary Characteristic (g/kN)
2.5
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
12.6
Hydrocarbon LTO (g)
509
Carbon Monoxide Take Off (g/kg fuel)
0.06
Carbon Monoxide Climb Out (g/kg fuel)
0.04
Carbon Monoxide Approach (g/kg fuel)
1.91
Carbon Monoxide Idle (g/kg fuel)
18.89
Carbon Monoxide Unitary Average (g/kN)
23.8
Carbon Monoxide Unitary SD (g/kN)
1.196
Carbon Monoxide Unitary Range (g/kN)
22.6-25.5
Carbon Monoxide Unitary Characteristic (g/kN)
27.1
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
23
NOx Take Off (g/kg fuel)
28.57
NOx Climb Out (g/kg fuel)
21.69
NOx Approach (g/kg fuel)
12.53
NOx Idle (g/kg fuel)
4.76
NOx Unitary Average (g/kN)
47.3
NOx Unitary SD (g/kN)
0.5
NOx Unitary Range (g/kN)
46.7-47.9
NOx Unitary Characteristic (g/kN)
52
NOx Unitaryto Standard (% of limit)
50.3
NOx Unitaryto CAEP2 (% of limit)
62.9
NOx Unitaryto CAEP4 (% of limit)
74
NOx Unitaryto CAEP6 (% of limit)
83.5
NOx Unitaryto CAEP8 (% of limit)
97.3
NOx LTO (g)
12640
Smoke Take Off (SN)
6.9
Smoke Climb Out (SN)
5.4
Smoke Approach (SN)
0
Smoke Idle (SN)
0
Smoke Max (SN)
6.9
Smoke Sigma (SN)
0.914
Smoke Range (SN)
5.9-8.2
Smoke Characteristic (SN)
8.1
Smoke Characteristicto Regulatory (% of limit)
44.8
Fuel Flow Take Off (kg/s)
2.58
Fuel Flow Climbout (kg/s)
2.096
Fuel Flow Approach (kg/s)
0.672
Fuel Flow Idle (kg/s)
0.205
Fuel LTO (kg)
866
Carbon Monoxide LTO (g)
6367
Emissions Data Status
C
Engine Status
Out of production
NOx Compliance Demonstration
2.3.2 e)