Maximum Takeoff Thrust
30.71 kN
Bypass Ratio
4.1
Overall Pressure Ratio
20.4
Fuel Flow Take Off
0.3604 kg/s
NOx Unitaryto CAEP8
74.9 % 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 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 4.1 Overall Pressure Ratio 20.4 Afterburner No

Pictures

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Similar reaction turbines

Name Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
PW308A Pratt & Whitney Canada 30.71 4.1 20.4 Compare
PW308C Pratt & Whitney Canada 31.15 4.1 20.7 Compare
PW308C Build Spec 1289 Pratt & Whitney Canada 31.15 4.1 21.07 Compare
PW308C BS 1047 Pratt & Whitney Canada 31.15 4.1 20.7 Compare
PW308C BS 1289 Pratt & Whitney Canada 31.15 4.1 21.07 Compare
AS907-1-1A Honeywell 30.62 4.2 21.95 Compare
All data (75 fields)
Name
PW308A
EASA ID
01P07PW145
Aircraft Engine Manufacturer
Pratt & Whitney Canada
Aircraft Engine Type
Turbofan
Fuel
Jet A-1
Geared Fan
No
Combustion Chamber
Annular
Afterburner
No
Streams
2
Bypass Ratio
4.1
Overall Pressure Ratio
20.4
Maximum Takeoff Thrust (kN)
30.71
Hydrocarbon Take Off (g/kg fuel)
0
Hydrocarbon Climb Out (g/kg fuel)
0
Hydrocarbon Approach (g/kg fuel)
0.02
Hydrocarbon Idle (g/kg fuel)
6.62
Hydrocarbon Unitary Average (g/kN)
14.98
Hydrocarbon Unitary Range (g/kN)
14.4-15.88
Hydrocarbon Unitary Characteristic (g/kN)
17.5
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
89.3
Hydrocarbon LTO (g)
460
Carbon Monoxide Take Off (g/kg fuel)
0.83
Carbon Monoxide Climb Out (g/kg fuel)
1.06
Carbon Monoxide Approach (g/kg fuel)
4.08
Carbon Monoxide Idle (g/kg fuel)
38.21
Carbon Monoxide Unitary Average (g/kN)
92.08
Carbon Monoxide Unitary Range (g/kN)
87.17-98.01
Carbon Monoxide Unitary Characteristic (g/kN)
99.6
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
84.4
NOx Take Off (g/kg fuel)
16.74
NOx Climb Out (g/kg fuel)
14.06
NOx Approach (g/kg fuel)
8.03
NOx Idle (g/kg fuel)
3.65
NOx Unitary Average (g/kN)
42.33
NOx Unitary Range (g/kN)
41.21-42.94
NOx Unitary Characteristic (g/kN)
44.8
NOx Unitaryto Standard (% of limit)
55.4
NOx Unitaryto CAEP2 (% of limit)
69.3
NOx Unitaryto CAEP4 (% of limit)
70.2
NOx Unitaryto CAEP6 (% of limit)
70.7
NOx Unitaryto CAEP8 (% of limit)
74.9
NOx LTO (g)
1300
Smoke Take Off (SN)
15
Smoke Climb Out (SN)
15
Smoke Approach (SN)
2.5
Smoke Idle (SN)
1.7
Smoke Max (SN)
15.1
Smoke Range (SN)
15-15.3
Smoke Characteristic (SN)
17.1
Smoke Characteristicto Regulatory (% of limit)
52.3
Fuel Flow Take Off (kg/s)
0.3604
Fuel Flow Climbout (kg/s)
0.2991
Fuel Flow Approach (kg/s)
0.1235
Fuel Flow Idle (kg/s)
0.0445
Fuel LTO (kg)
154
Carbon Monoxide LTO (g)
2828
Emissions Data Status
C
NOx Compliance Demonstration
2.3.2 d)
nvPME Imass Approach (mg/kg)
48.4559
nvPME Imass Climb Out (mg/kg)
154.8257
nvPME Imass Idle (mg/kg)
66.5208
nvPME Imass Max (mg/kg)
209.6305
nvPME Imass Take Off (mg/kg)
209.6305
nvPME Inum Approach (#/kg)
474283900000000
nvPME Inum Climb Out (#/kg)
932817100000000
nvPME Inum Idle (#/kg)
1030769000000000
nvPME Inum Max (#/kg)
1030769000000000
nvPME Inum Take Off (#/kg)
924354200000000
nvPMLTO Mass (mg)
15340.3
nvPMLTO Mass Per Thrust (mg/kN)
694.3569
nvPMLTO Number (#)
136440900000000000
nvPMLTO Number Per Thrust (#/kN)
6175801000000000
nvPM Mass Concentration Characteristic (mg/m³)
1290.581
nvPM Mass Concentration Max (mg/m³)
1002.652
nvPM Mass Concentration To CAEP10 (% of limit)
9.4641