PS-90A

Turbofan · Aviadvigatel

Reaction Turbines

Maximum Takeoff Thrust

156.9 kN

Bypass Ratio

Overall Pressure Ratio

30.85

Fuel Flow Take Off

1.739 kg/s

NOx Unitaryto CAEP8

166 % 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 5	Overall Pressure Ratio 30.85	Afterburner No

Pictures

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Name	Family	Aircraft Engine Manufacturer	Maximum Takeoff Thrust (kN)	Bypass Ratio	Overall Pressure Ratio
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All data (50 fields)

Name: PS-90A
EASA ID: 1AA005
Aircraft Engine Manufacturer: Aviadvigatel
Aircraft Engine Type: Turbofan
Fuel: TS-1
Geared Fan: No
Afterburner: No
Streams: 2
Bypass Ratio: 5
Overall Pressure Ratio: 30.85
Maximum Takeoff Thrust (kN): 156.9
Hydrocarbon Take Off (g/kg fuel): 0.12
Hydrocarbon Climb Out (g/kg fuel): 0.12
Hydrocarbon Approach (g/kg fuel): 0.2
Hydrocarbon Idle (g/kg fuel): 0.3
Hydrocarbon Unitary Average (g/kN): 0.9
Hydrocarbon Unitary Characteristic (g/kN): 1.4
Hydrocarbon Unitary Characteristicto Regulatory (% of limit): 7.1
Hydrocarbon LTO (g): 138
Carbon Monoxide Take Off (g/kg fuel): 0.35
Carbon Monoxide Climb Out (g/kg fuel): 0.4
Carbon Monoxide Approach (g/kg fuel): 0.9
Carbon Monoxide Idle (g/kg fuel): 6.9
Carbon Monoxide Unitary Average (g/kN): 13.6
Carbon Monoxide Unitary Characteristic (g/kN): 16.7
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit): 14.1
NOx Take Off (g/kg fuel): 37
NOx Climb Out (g/kg fuel): 31.5
NOx Approach (g/kg fuel): 11.8
NOx Idle (g/kg fuel): 5.8
NOx Unitary Average (g/kN): 74.2
NOx Unitary Characteristic (g/kN): 86
NOx Unitaryto Standard (% of limit): 84.6
NOx Unitaryto CAEP2 (% of limit): 105.7
NOx Unitaryto CAEP4 (% of limit): 125.2
NOx Unitaryto CAEP6 (% of limit): 141.8
NOx Unitaryto CAEP8 (% of limit): 166
NOx LTO (g): 11648
Smoke Max (SN): 13
Smoke Characteristic (SN): 16.7
Smoke Characteristicto Regulatory (% of limit): 80
Fuel Flow Take Off (kg/s): 1.739
Fuel Flow Climbout (kg/s): 1.431
Fuel Flow Approach (kg/s): 0.489
Fuel Flow Idle (kg/s): 0.178
Fuel LTO (kg): 657
Fuel Venting Compliant: No
Carbon Monoxide LTO (g): 2123
Emissions Data Status: C
Engine Status: Out of production