PS-90A1

Turbofan · Aviadvigatel

Reaction Turbines

Maximum Takeoff Thrust

169.7 kN

Bypass Ratio

4.36

Overall Pressure Ratio

33.79

Fuel Flow Take Off

1.654 kg/s

NOx Unitaryto CAEP8

105.7 % 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 194-03-800
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 4.36	Overall Pressure Ratio 33.79	Afterburner No

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Name	Aircraft Engine Manufacturer	Maximum Takeoff Thrust (kN)	Bypass Ratio	Overall Pressure Ratio
RB211-535C	Rolls-Royce	163.3	4.5	21.5	Compare
RB211-535E4	Rolls-Royce	176.1	4.1	25.4	Compare
PS-90A2	Aviadvigatel	156.95	4.32	31.23	Compare
PS-90A	Aviadvigatel	154.6	4.48	30.8	Compare
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All data (59 fields)

Name: PS-90A1
EASA ID: 13AA007
Aircraft Engine Manufacturer: Aviadvigatel
Aircraft Engine Type: Turbofan
Fuel: TS-1
Geared Fan: No
Combustion Chamber: 194-03-800
Afterburner: No
Streams: 2
Bypass Ratio: 4.36
Overall Pressure Ratio: 33.79
Maximum Takeoff Thrust (kN): 169.7
Hydrocarbon Take Off (g/kg fuel): 0.1
Hydrocarbon Climb Out (g/kg fuel): 0.1
Hydrocarbon Approach (g/kg fuel): 0.16
Hydrocarbon Idle (g/kg fuel): 0.72
Hydrocarbon Unitary Average (g/kN): 1.42
Hydrocarbon Unitary Range (g/kN): 1.4-1.46
Hydrocarbon Unitary Characteristic (g/kN): 1.62
Hydrocarbon Unitary Characteristicto Regulatory (% of limit): 8.27
Hydrocarbon LTO (g): 240.7
Carbon Monoxide Take Off (g/kg fuel): 0.38
Carbon Monoxide Climb Out (g/kg fuel): 0.4
Carbon Monoxide Approach (g/kg fuel): 1.07
Carbon Monoxide Idle (g/kg fuel): 12.91
Carbon Monoxide Unitary Average (g/kN): 22.03
Carbon Monoxide Unitary Range (g/kN): 21.1-23.17
Carbon Monoxide Unitary Characteristic (g/kN): 23.57
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit): 19.97
NOx Take Off (g/kg fuel): 35.69
NOx Climb Out (g/kg fuel): 26.68
NOx Approach (g/kg fuel): 9.88
NOx Idle (g/kg fuel): 4.92
NOx Unitary Average (g/kN): 58.04
NOx Unitary Range (g/kN): 55,71-60,94
NOx Unitary Characteristic (g/kN): 60.99
NOx Unitaryto Standard (% of limit): 56.69
NOx Unitaryto CAEP2 (% of limit): 70.87
NOx Unitaryto CAEP4 (% of limit): 81.78
NOx Unitaryto CAEP6 (% of limit): 91.66
NOx Unitaryto CAEP8 (% of limit): 105.7
NOx LTO (g): 9847.1
Smoke Take Off (SN): 14.1
Smoke Climb Out (SN): 16.005
Smoke Approach (SN): 13.17
Smoke Idle (SN): 0.56
Smoke Max (SN): 16.005
Smoke Range (SN): 15,31-17,12
Smoke Characteristic (SN): 18.77
Smoke Characteristicto Regulatory (% of limit): 91.65
Fuel Flow Take Off (kg/s): 1.654
Fuel Flow Climbout (kg/s): 1.354
Fuel Flow Approach (kg/s): 0.533
Fuel Flow Idle (kg/s): 0.174
Fuel LTO (kg): 647.556
Fuel Venting Compliant: No
Carbon Monoxide LTO (g): 3739.1
Emissions Data Status: C
NOx Compliance Demonstration: 2.3.2 d)