PW4090

Turbofan · Pratt & Whitney
Reaction Turbines
Maximum Takeoff Thrust
395 kN
Bypass Ratio
6.1
Overall Pressure Ratio
39.16
Fuel Flow Take Off
3.898 kg/s
NOx Unitaryto CAEP8
135.6 % 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 —
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 6.1 Overall Pressure Ratio 39.16 Afterburner No

Pictures

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Similar reaction turbines

Name Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
PW4084D Pratt & Whitney 385.9 6.2 36.3 Compare
Trent 884 Rolls-Royce 390.1 5.87 38.96 Compare
PW4090 Pratt & Whitney 408.3 6 38.9 Compare
Trent 892 Rolls-Royce 411.48 5.7 41.38 Compare
Trent 895 Rolls-Royce 413.05 5.7 41.52 Compare
PW4084 Pratt & Whitney 369.6 6.4 36.2 Compare
All data (55 fields)
Name
PW4090
EASA ID
3PW066
Aircraft Engine Manufacturer
Pratt & Whitney
Aircraft Engine Type
Turbofan
Fuel
Jet A
Geared Fan
No
Afterburner
No
Streams
2
Bypass Ratio
6.1
Overall Pressure Ratio
39.16
Maximum Takeoff Thrust (kN)
395
Hydrocarbon Take Off (g/kg fuel)
0.03
Hydrocarbon Climb Out (g/kg fuel)
0.03
Hydrocarbon Approach (g/kg fuel)
0.06
Hydrocarbon Idle (g/kg fuel)
2.3
Hydrocarbon Unitary Average (g/kN)
2.52
Hydrocarbon Unitary Characteristic (g/kN)
3.9
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
19.9
Hydrocarbon LTO (g)
992
Carbon Monoxide Take Off (g/kg fuel)
0.19
Carbon Monoxide Climb Out (g/kg fuel)
0.23
Carbon Monoxide Approach (g/kg fuel)
0.44
Carbon Monoxide Idle (g/kg fuel)
20.63
Carbon Monoxide Unitary Average (g/kN)
22.38
Carbon Monoxide Unitary Characteristic (g/kN)
27.5
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
23.3
NOx Take Off (g/kg fuel)
61
NOx Climb Out (g/kg fuel)
42.8
NOx Approach (g/kg fuel)
13.19
NOx Idle (g/kg fuel)
4.29
NOx Unitary Average (g/kN)
80.08
NOx Unitary Characteristic (g/kN)
92.8
NOx Unitaryto Standard (% of limit)
78.4
NOx Unitaryto CAEP2 (% of limit)
98
NOx Unitaryto CAEP4 (% of limit)
108.8
NOx Unitaryto CAEP6 (% of limit)
120.1
NOx Unitaryto CAEP8 (% of limit)
135.6
NOx LTO (g)
31629
Smoke Take Off (SN)
7.1
Smoke Climb Out (SN)
3.4
Smoke Approach (SN)
1
Smoke Idle (SN)
0
Smoke Max (SN)
7.12
Smoke Characteristic (SN)
9.2
Smoke Characteristicto Regulatory (% of limit)
56.6
Fuel Flow Take Off (kg/s)
3.898
Fuel Flow Climbout (kg/s)
2.977
Fuel Flow Approach (kg/s)
0.957
Fuel Flow Idle (kg/s)
0.268
Fuel LTO (kg)
1204
Carbon Monoxide LTO (g)
8848
Emissions Data Status
C
Emissions Data Superseded
Yes
Emissions Superseded By
10PW099
Engine Status
Out of production