PW1521G

Turbofan · Pratt & Whitney
Reaction Turbines
Maximum Takeoff Thrust
97.72 kN
Bypass Ratio
11.37
Overall Pressure Ratio
35.11
Fuel Flow Take Off
0.69 kg/s
NOx Unitaryto CAEP8
58.2 % of limit

Architecture

Fan Fan Stages — Fan Blades — Fan Technology — Fan Pressure Ratio —
Gearbox Geared Fan Yes 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 TALON X
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 11.37 Overall Pressure Ratio 35.11 Afterburner No

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Similar reaction turbines

Name Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
PW1521G Pratt & Whitney 97.72 11.37 35.11 Compare
PW1521GA Pratt & Whitney 97.72 11.37 35.11 Compare
PW1921G Pratt & Whitney 100.3 11.36 35.76 Compare
PW1919G Pratt & Whitney 92.79 11.6 33.27 Compare
PW1922G Pratt & Whitney 105.93 11.16 37.74 Compare
PW1923G-A Pratt & Whitney 105.93 11.16 37.74 Compare
All data (60 fields)
Name
PW1521G
EASA ID
16PW112
Aircraft Engine Manufacturer
Pratt & Whitney
Aircraft Engine Type
Turbofan
Fuel
Jet A
Geared Fan
Yes
Combustion Chamber
TALON X
Afterburner
No
Streams
2
Bypass Ratio
11.37
Overall Pressure Ratio
35.11
Maximum Takeoff Thrust (kN)
97.72
Hydrocarbon Take Off (g/kg fuel)
0.1
Hydrocarbon Climb Out (g/kg fuel)
0.1
Hydrocarbon Approach (g/kg fuel)
0.1
Hydrocarbon Idle (g/kg fuel)
0.1
Hydrocarbon Unitary Average (g/kN)
0.3
Hydrocarbon Unitary Range (g/kN)
0.2-0.5
Hydrocarbon Unitary Characteristic (g/kN)
0.4
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
2
Hydrocarbon LTO (g)
27
Carbon Monoxide Take Off (g/kg fuel)
0.1
Carbon Monoxide Climb Out (g/kg fuel)
0.1
Carbon Monoxide Approach (g/kg fuel)
2.1
Carbon Monoxide Idle (g/kg fuel)
14.6
Carbon Monoxide Unitary Average (g/kN)
17.6
Carbon Monoxide Unitary Range (g/kN)
17.1-18.1
Carbon Monoxide Unitary Characteristic (g/kN)
19
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
16.1
NOx Take Off (g/kg fuel)
23.2
NOx Climb Out (g/kg fuel)
18.5
NOx Approach (g/kg fuel)
10.9
NOx Idle (g/kg fuel)
5.6
NOx Unitary Average (g/kN)
33.1
NOx Unitary Range (g/kN)
32-33.9
NOx Unitary Characteristic (g/kN)
35.1
NOx Unitaryto Standard (% of limit)
31.8
NOx Unitaryto CAEP2 (% of limit)
39.8
NOx Unitaryto CAEP4 (% of limit)
45.5
NOx Unitaryto CAEP6 (% of limit)
50.8
NOx Unitaryto CAEP8 (% of limit)
58.2
NOx LTO (g)
3250
Smoke Take Off (SN)
3
Smoke Climb Out (SN)
2.57
Smoke Approach (SN)
2.5
Smoke Idle (SN)
2.52
Smoke Max (SN)
3.6
Smoke Range (SN)
1.7-4.9
Smoke Characteristic (SN)
4
Smoke Characteristicto Regulatory (% of limit)
16.8
Fuel Flow Take Off (kg/s)
0.69
Fuel Flow Climbout (kg/s)
0.58
Fuel Flow Approach (kg/s)
0.21
Fuel Flow Idle (kg/s)
0.07
Fuel LTO (kg)
265.1
Fuel Venting Compliant
Yes
Carbon Monoxide LTO (g)
1711
Emissions Data Status
C
Engine Status
Out of production
NOx Compliance Demonstration
2.3.2 e)