| LEAP-1A29 ✕ | PW1428G-JM ✕ | |
|---|---|---|
| Family | LEAP-1A | |
| EASA ID | 20CM092 | 01P22PW178 |
| Aircraft Engine Manufacturer | CFM International | Pratt & Whitney |
| Aircraft Engine Type | Turbofan | Turbofan |
| Comment | Airbus A320neo family | |
| Full Weight (kg) | 3153 | |
| Diameter (mm) | 1981 | |
| Max Rotating Diameter (mm) | 1981 | |
| Length (mm) | 3328 | |
| Height (mm) | 2362 | |
| Width (mm) | 2543 | |
| Wikipedia Article (URL) | en.wikipedia.org/wiki/CFM_International_LEAP | |
| Fuel | Jet A | Jet A |
| Fan Blades | 18 | |
| Geared Fan | No | Yes |
| Low-Pressure Compressor Stages | 3 | |
| High-Pressure Compressor Stages | 10 | |
| Combustion Chamber | TAPS II | TALON X, Block-D |
| High Pressure Compressor Stages | 2 | |
| Low-Pressure Turbine Stages | 7 | |
| Afterburner | No | No |
| Streams | 2 | 2 |
| Bypass Ratio | 10.7 | 12.102 |
| Overall Pressure Ratio | 35.5 | 33.32 |
| Maximum Takeoff Thrust (kN) | 130.3 | 132.3829 |
| Hydrocarbon Take Off (g/kg fuel) | 0.04 | 0.0711 |
| Hydrocarbon Climb Out (g/kg fuel) | 0.02 | 0.0681 |
| Hydrocarbon Approach (g/kg fuel) | 0.04 | 0.0582 |
| Hydrocarbon Idle (g/kg fuel) | 0.25 | 0.4111 |
| Hydrocarbon Unitary Average (g/kN) | 0.33 | 0.5309 |
| Hydrocarbon Unitary Sigma (g/kN) | 0.04 | |
| Hydrocarbon Unitary Range (g/kN) | 0.28-0.37 | |
| Hydrocarbon Unitary Characteristic (g/kN) | 0.43 | 0.8177 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) | 2.2 | 4.172 |
| Hydrocarbon LTO (g) | 43 | 70.2866 |
| Carbon Monoxide Take Off (g/kg fuel) | 0.27 | 0.2475 |
| Carbon Monoxide Climb Out (g/kg fuel) | 0.23 | 0.3159 |
| Carbon Monoxide Approach (g/kg fuel) | 2.21 | 4.0455 |
| Carbon Monoxide Idle (g/kg fuel) | 20.3 | 23.2142 |
| Carbon Monoxide Unitary Average (g/kN) | 24.26 | 26.7487 |
| Carbon Monoxide Unitary SD (g/kN) | 1.21 | |
| Carbon Monoxide Unitary Range (g/kN) | 22.82-25.46 | |
| Carbon Monoxide Unitary Characteristic (g/kN) | 27.64 | 32.8325 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) | 23.4 | 27.8242 |
| NOx Take Off (g/kg fuel) | 49.48 | 23.0069 |
| NOx Climb Out (g/kg fuel) | 21.03 | 18.3733 |
| NOx Approach (g/kg fuel) | 9.27 | 10.6897 |
| NOx Idle (g/kg fuel) | 4.72 | 5.4179 |
| NOx Unitary Average (g/kN) | 41.44 | 30.1317 |
| NOx Unitary SD (g/kN) | 1.85 | |
| NOx Unitary Range (g/kN) | 39.23-43.27 | |
| NOx Unitary Characteristic (g/kN) | 45.57 | 34.9272 |
| NOx Unitaryto Standard (% of limit) | 41.1 | 32.7525 |
| NOx Unitaryto CAEP2 (% of limit) | 51.3 | 40.9406 |
| NOx Unitaryto CAEP4 (% of limit) | 58.4 | 47.4297 |
| NOx Unitaryto CAEP6 (% of limit) | 65.1 | 53.2427 |
| NOx Unitaryto CAEP8 (% of limit) | 74.5 | 61.5349 |
| NOx LTO (g) | 5396 | 3988.925 |
| Smoke Take Off (SN) | 1.105 | 7.9335 |
| Smoke Climb Out (SN) | 1.17 | 5.8607 |
| Smoke Approach (SN) | 1.31 | 0.2684 |
| Smoke Idle (SN) | 1.25 | 0.7278 |
| Smoke Max (SN) | 1.56 | 7.9335 |
| Smoke Sigma (SN) | 0.15 | |
| Smoke Range (SN) | 1.47-1.82 | |
| Smoke Characteristic (SN) | 1.83 | 10.2118 |
| Smoke Characteristicto Regulatory (% of limit) | 8.3 | 46.5883 |
| Fuel Flow Take Off (kg/s) | 0.946 | 0.87 |
| Fuel Flow Climbout (kg/s) | 0.777 | 0.72 |
| Fuel Flow Approach (kg/s) | 0.261 | 0.25 |
| Fuel Flow Idle (kg/s) | 0.094 | 0.09 |
| Fuel LTO (kg) | 352 | 331.98 |
| Fuel Venting Compliant | Yes | Yes |
| Carbon Monoxide LTO (g) | 3150 | 3541.067 |
| Compressor Description | 1 fan, 3-stage LP, 10-stage HP | |
| Emissions Data Status | C | C |
| Emissions Data Superseded | Yes | |
| Emissions Superseded By | 01P20CM130 | |
| NOx Compliance Demonstration | 2.3.2 e) | 2.3.2 e) |
| nvPME Imass Approach (mg/kg) | 0.2749 | |
| nvPME Imass Climb Out (mg/kg) | 24.462 | |
| nvPME Imass Idle (mg/kg) | 3.1254 | |
| nvPME Imass Max (mg/kg) | 32.425 | |
| nvPME Imass Take Off (mg/kg) | 32.425 | |
| nvPME Inum Approach (#/kg) | 32559240000000 | |
| nvPME Inum Climb Out (#/kg) | 418964100000000 | |
| nvPME Inum Idle (#/kg) | 376302200000000 | |
| nvPME Inum Max (#/kg) | 422125000000000 | |
| nvPME Inum Take Off (#/kg) | 384043300000000 | |
| nvPMLTO Mass (mg) | 3964.98 | |
| nvPMLTO Mass Per Thrust (mg/kN) | 41.6331 | |
| nvPMLTO Mass To CAEP11 (% of limit) | 12.398 | |
| nvPMLTO Number (#) | 108637700000000000 | |
| nvPMLTO Number Per Thrust (#/kN) | 1140718000000000 | |
| nvPMLTO Number To CAEP11 (% of limit) | 27.1376 | |
| nvPM Mass Concentration Characteristic (mg/m³) | 1255.408 | |
| nvPM Mass Concentration Max (mg/m³) | 975.3267 | |
| nvPM Mass Concentration To CAEP10 (% of limit) | 21.7987 | |
| Turbine Description | 2-stage HP, 7-stage LP |