| LEAP-1A29CJ ✕ | PW1428GH-JM ✕ | |
|---|---|---|
| Family | LEAP-1A | |
| EASA ID | 08P28CM152 | 01P22PW176 |
| 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 | 10.5579 | 12.102 |
| Overall Pressure Ratio | 35.4206 | 33.32 |
| Maximum Takeoff Thrust (kN) | 130.2891 | 132.3829 |
| Hydrocarbon Take Off (g/kg fuel) | 0.0315 | 0.0711 |
| Hydrocarbon Climb Out (g/kg fuel) | 0.0226 | 0.0681 |
| Hydrocarbon Approach (g/kg fuel) | 0.055 | 0.0582 |
| Hydrocarbon Idle (g/kg fuel) | 0.693 | 0.4111 |
| Hydrocarbon Unitary Average (g/kN) | 0.8046 | 0.5309 |
| Hydrocarbon Unitary Sigma (g/kN) | 0.1917 | |
| Hydrocarbon Unitary Range (g/kN) | 0.52-1.05 | |
| Hydrocarbon Unitary Characteristic (g/kN) | 0.9181 | 0.8177 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) | 4.6843 | 4.172 |
| Hydrocarbon LTO (g) | 104.8358 | 70.2866 |
| Carbon Monoxide Take Off (g/kg fuel) | 0.0147 | 0.2475 |
| Carbon Monoxide Climb Out (g/kg fuel) | 0.0227 | 0.3159 |
| Carbon Monoxide Approach (g/kg fuel) | 2.3515 | 4.0455 |
| Carbon Monoxide Idle (g/kg fuel) | 22.6432 | 23.2142 |
| Carbon Monoxide Unitary Average (g/kN) | 25.6825 | 26.7487 |
| Carbon Monoxide Unitary SD (g/kN) | 1.24 | |
| Carbon Monoxide Unitary Range (g/kN) | 24.38-27.61 | |
| Carbon Monoxide Unitary Characteristic (g/kN) | 27.4767 | 32.8325 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) | 23.2854 | 27.8242 |
| NOx Take Off (g/kg fuel) | 47.3556 | 23.0069 |
| NOx Climb Out (g/kg fuel) | 26.2458 | 18.3733 |
| NOx Approach (g/kg fuel) | 9.0618 | 10.6897 |
| NOx Idle (g/kg fuel) | 4.4271 | 5.4179 |
| NOx Unitary Average (g/kN) | 44.4389 | 30.1317 |
| NOx Unitary SD (g/kN) | 1.3994 | |
| NOx Unitary Range (g/kN) | 42.49-46.18 | |
| NOx Unitary Characteristic (g/kN) | 46.6992 | 34.9272 |
| NOx Unitaryto Standard (% of limit) | 42.1316 | 31.1899 |
| NOx Unitaryto CAEP2 (% of limit) | 52.6645 | 38.9874 |
| NOx Unitaryto CAEP4 (% of limit) | 59.9929 | 44.2216 |
| NOx Unitaryto CAEP6 (% of limit) | 66.9031 | 49.2333 |
| NOx Unitaryto CAEP8 (% of limit) | 76.6048 | 56.2414 |
| NOx LTO (g) | 5789.907 | 3988.925 |
| Smoke Take Off (SN) | 0.7384 | 7.9335 |
| Smoke Climb Out (SN) | 0.679 | 5.8607 |
| Smoke Approach (SN) | 0.5715 | 0.2684 |
| Smoke Idle (SN) | 0.6066 | 0.7278 |
| Smoke Max (SN) | 1.203 | 7.9335 |
| Smoke Sigma (SN) | 0.3443 | |
| Smoke Range (SN) | 0.81-1.41 | |
| Smoke Characteristic (SN) | 1.5485 | 10.2118 |
| Smoke Characteristicto Regulatory (% of limit) | 7.0339 | 47.3485 |
| Fuel Flow Take Off (kg/s) | 0.9512 | 0.87 |
| Fuel Flow Climbout (kg/s) | 0.7798 | 0.72 |
| Fuel Flow Approach (kg/s) | 0.2629 | 0.25 |
| Fuel Flow Idle (kg/s) | 0.0904 | 0.09 |
| Fuel LTO (kg) | 347.0758 | 331.98 |
| Fuel Venting Compliant | Yes | Yes |
| Carbon Monoxide LTO (g) | 3346.149 | 3541.067 |
| Compressor Description | 1 fan, 3-stage LP, 10-stage HP | |
| Emissions Data Status | C | C |
| NOx Compliance Demonstration | 2.3.2 e) | 2.3.2 e) |
| nvPME Imass Approach (mg/kg) | 2.1191 | 0.2749 |
| nvPME Imass Climb Out (mg/kg) | 0.6659 | 24.462 |
| nvPME Imass Idle (mg/kg) | 1.4624 | 3.1254 |
| nvPME Imass Max (mg/kg) | 12.5603 | 32.425 |
| nvPME Imass Take Off (mg/kg) | 0.6375 | 32.425 |
| nvPME Inum Approach (#/kg) | 80408650000000 | 32559240000000 |
| nvPME Inum Climb Out (#/kg) | 12462720000 | 418964100000000 |
| nvPME Inum Idle (#/kg) | 22041070000000 | 376302200000000 |
| nvPME Inum Max (#/kg) | 451455400000000 | 422125000000000 |
| nvPME Inum Take Off (#/kg) | 14881760000 | 384043300000000 |
| nvPMLTO Mass (mg) | 434.0469 | 3964.98 |
| nvPMLTO Mass Per Thrust (mg/kN) | 3.6971 | 41.6331 |
| nvPMLTO Mass To CAEP11 (% of limit) | 1.0555 | 12.398 |
| nvPMLTO Number (#) | 8185064000000000 | 108637700000000000 |
| nvPMLTO Number Per Thrust (#/kN) | 69717390000000 | 1140718000000000 |
| nvPMLTO Number To CAEP11 (% of limit) | 1.5944 | 27.1376 |
| nvPM Mass Concentration Characteristic (mg/m³) | 165.986 | 1255.408 |
| nvPM Mass Concentration Max (mg/m³) | 152.9229 | 975.3267 |
| nvPM Mass Concentration To CAEP10 (% of limit) | 2.8601 | 21.7987 |
| Turbine Description | 2-stage HP, 7-stage LP |