Saturn AL-31

Bypass Ratio

0.56

Diameter

905 mm

Length

4945 mm

Dry Weight

1520 kg

Thrust To Weight

4.93

Specific Fuel Consumption

22.1 g/(kN·s)

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 Annular
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 0.56	Overall Pressure Ratio —	Afterburner Yes

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Name	Aircraft Engine	Number of Engines	Length (m)	Flat Wing Span (m)
Shenyang J-15	Saturn AL-31	2	22.28	14.7
Sukhoi Su-33	Saturn AL-31	2	21.19	14.7
Sukhoi Su-57	Saturn AL-31	2	20.1	14.1
Yakovlev Yak-201	Saturn AL-31	1	19	11.7

All data (16 fields)

Name: Saturn AL-31
Aircraft Engine Manufacturer: Lyulka-Saturn
Aircraft Engine Type: Turbofan
Dry Weight (kg): 1520
Diameter (mm): 905
Length (mm): 4945
Wikipedia Article (URL): en.wikipedia.org/wiki/Saturn_AL-31
Geared Fan: No
Combustion Chamber: Annular
Afterburner: Yes
Streams: 2
Bypass Ratio: 0.56
Thrust To Weight: 4.93
Specific Fuel Consumption (g/(kN·s)): 22.1
Compressor Description: 4-stage low pressure compressor (fan) and 9-stage high pressure compressor
Turbine Description: 1-staged low pressure, 1-stage high pressure turbines; Nozzle: 2-dimensional vectoring