AS907-3-1E-A1 (HTF7500E)

Turbofan · Honeywell

Reaction Turbines

Maximum Takeoff Thrust

29.4 kN

Bypass Ratio

4.2

Overall Pressure Ratio

21.05

Fuel Flow Take Off

0.32 kg/s

NOx Unitaryto CAEP8

74.1 % 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 SABER-1
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 4.2	Overall Pressure Ratio 21.05	Afterburner No

Pictures

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Similar reaction turbines

Name	Aircraft Engine Manufacturer	Maximum Takeoff Thrust (kN)	Bypass Ratio	Overall Pressure Ratio
HTF7500E (AS907-3-1E-A1)	Honeywell	29.4	4.2	21.05	Compare
PW307D	Pratt & Whitney Canada	29.91	4.2	21.44	Compare
PW307A	Pratt & Whitney Canada	28.49	4.2	20.21	Compare
AS907-1-1A	Honeywell	30.62	4.2	21.95	Compare
HTF 7000 (AS907-1-1A)	Honeywell	30.62	4.2	21.95	Compare
HTF7000 (AS907-1-1A)	Honeywell	30.62	4.2	21.95	Compare

All data (82 fields)

Name: AS907-3-1E-A1 (HTF7500E)
EASA ID: 01P14HN014
Aircraft Engine Manufacturer: Honeywell
Aircraft Engine Type: Turbofan
Fuel: Jet A
Geared Fan: No
Combustion Chamber: SABER-1
Afterburner: No
Streams: 2
Bypass Ratio: 4.2
Overall Pressure Ratio: 21.05
Maximum Takeoff Thrust (kN): 29.4
Hydrocarbon Take Off (g/kg fuel): 0.06
Hydrocarbon Climb Out (g/kg fuel): 0.07
Hydrocarbon Approach (g/kg fuel): 0.12
Hydrocarbon Idle (g/kg fuel): 1.31
Hydrocarbon Unitary Average (g/kN): 3.52
Hydrocarbon Unitary Sigma (g/kN): 0.68
Hydrocarbon Unitary Range (g/kN): 2.55-4.63
Hydrocarbon Unitary Characteristic (g/kN): 4.11
Hydrocarbon Unitary Characteristicto Regulatory (% of limit): 21
Hydrocarbon LTO (g): 104
Carbon Monoxide Take Off (g/kg fuel): 0.56
Carbon Monoxide Climb Out (g/kg fuel): 0.73
Carbon Monoxide Approach (g/kg fuel): 6.83
Carbon Monoxide Idle (g/kg fuel): 34.64
Carbon Monoxide Unitary Average (g/kN): 94.11
Carbon Monoxide Unitary SD (g/kN): 3.95
Carbon Monoxide Unitary Range (g/kN): 88-99.4
Carbon Monoxide Unitary Characteristic (g/kN): 101.79
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit): 86.3
NOx Take Off (g/kg fuel): 17.11
NOx Climb Out (g/kg fuel): 15.59
NOx Approach (g/kg fuel): 8.45
NOx Idle (g/kg fuel): 3.83
NOx Unitary Average (g/kN): 42.89
NOx Unitary SD (g/kN): 2.1
NOx Unitary Range (g/kN): 37.49-44.6
NOx Unitary Characteristic (g/kN): 45.43
NOx Unitaryto Standard (% of limit): 55.3
NOx Unitaryto CAEP2 (% of limit): 69.2
NOx Unitaryto CAEP4 (% of limit): 69.8
NOx Unitaryto CAEP6 (% of limit): 70.1
NOx Unitaryto CAEP8 (% of limit): 74.1
NOx LTO (g): 1263
Smoke Take Off (SN): 13.6
Smoke Climb Out (SN): 8.8
Smoke Approach (SN): 0.7
Smoke Idle (SN): 1.74
Smoke Max (SN): 13.6
Smoke Sigma (SN): 1.59
Smoke Range (SN): 9-13.6
Smoke Characteristic (SN): 15
Smoke Characteristicto Regulatory (% of limit): 45.2
Fuel Flow Take Off (kg/s): 0.32
Fuel Flow Climbout (kg/s): 0.267
Fuel Flow Approach (kg/s): 0.097
Fuel Flow Idle (kg/s): 0.048
Fuel LTO (kg): 147
Fuel Venting Compliant: Yes
Carbon Monoxide LTO (g): 2786
Emissions Data Status: C
NOx Compliance Demonstration: 2.3.2 e)
nvPME Imass Approach (mg/kg): 4.8
nvPME Imass Climb Out (mg/kg): 255.6
nvPME Imass Idle (mg/kg): 11.4
nvPME Imass Max (mg/kg): 304.3
nvPME Imass Take Off (mg/kg): 304.3
nvPME Inum Approach (#/kg): 247000000000000
nvPME Inum Climb Out (#/kg): 2200000000000000
nvPME Inum Idle (#/kg): 616000000000000
nvPME Inum Max (#/kg): 2200000000000000
nvPME Inum Take Off (#/kg): 1940000000000000
nvPMLTO Mass (mg): 14065.5
nvPMLTO Mass Per Thrust (mg/kN): 665
nvPMLTO Mass To CAEP11 (% of limit): 63.5
nvPMLTO Number (#): 156000000000000000
nvPMLTO Number Per Thrust (#/kN): 7360000000000000
nvPMLTO Number To CAEP11 (% of limit): 58.7
nvPM Mass Concentration Characteristic (mg/m³): 1829
nvPM Mass Concentration Max (mg/m³): 1421
nvPM Mass Concentration To CAEP10 (% of limit): 13