| LEAP-1A24/24E1/23 ✕ | PW1921G ✕ | |
|---|---|---|
| Family | LEAP-1A | |
| EASA ID | 01P20CM127 | 01P20PW188 |
| 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-C |
| High Pressure Compressor Stages | 2 | |
| Low-Pressure Turbine Stages | 7 | |
| Afterburner | No | No |
| Streams | 2 | 2 |
| Bypass Ratio | 11.3 | 11.36 |
| Overall Pressure Ratio | 30 | 35.76 |
| Maximum Takeoff Thrust (kN) | 106.8 | 100.3 |
| Hydrocarbon Take Off (g/kg fuel) | 0.02 | 0 |
| Hydrocarbon Climb Out (g/kg fuel) | 0.02 | 0 |
| Hydrocarbon Approach (g/kg fuel) | 0.05 | 0.1 |
| Hydrocarbon Idle (g/kg fuel) | 0.37 | 0.1 |
| Hydrocarbon Unitary Average (g/kN) | 0.52 | 0.2 |
| Hydrocarbon Unitary Sigma (g/kN) | 0.06 | |
| Hydrocarbon Unitary Range (g/kN) | 0.45-0.57 | 0.2-0.3 |
| Hydrocarbon Unitary Characteristic (g/kN) | 0.67 | 0.3 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) | 3 | 2 |
| Hydrocarbon LTO (g) | 55 | 21 |
| Carbon Monoxide Take Off (g/kg fuel) | 0.24 | 0 |
| Carbon Monoxide Climb Out (g/kg fuel) | 0.41 | 0 |
| Carbon Monoxide Approach (g/kg fuel) | 3.53 | 2.7 |
| Carbon Monoxide Idle (g/kg fuel) | 23.79 | 19.8 |
| Carbon Monoxide Unitary Average (g/kN) | 32.34 | 23.5 |
| Carbon Monoxide Unitary SD (g/kN) | 1.7 | |
| Carbon Monoxide Unitary Range (g/kN) | 30.21-34 | 23.3-23.8 |
| Carbon Monoxide Unitary Characteristic (g/kN) | 36.84 | 28.8 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) | 31 | 24 |
| NOx Take Off (g/kg fuel) | 17.59 | 22.2 |
| NOx Climb Out (g/kg fuel) | 9.41 | 18.1 |
| NOx Approach (g/kg fuel) | 8.02 | 10 |
| NOx Idle (g/kg fuel) | 4.45 | 5.5 |
| NOx Unitary Average (g/kN) | 21.91 | 31.9 |
| NOx Unitary SD (g/kN) | 0.75 | |
| NOx Unitary Range (g/kN) | 20.93-22.63 | 31.6-32.1 |
| NOx Unitary Characteristic (g/kN) | 24.09 | 37 |
| NOx Unitaryto Standard (% of limit) | 24 | 33 |
| NOx Unitaryto CAEP2 (% of limit) | 30 | 41 |
| NOx Unitaryto CAEP4 (% of limit) | 36 | 47 |
| NOx Unitaryto CAEP6 (% of limit) | 41 | 52 |
| NOx Unitaryto CAEP8 (% of limit) | 48 | 60 |
| NOx LTO (g) | 2341 | 3199 |
| Smoke Take Off (SN) | 1.3 | 2.6 |
| Smoke Climb Out (SN) | 1.17 | 1.6 |
| Smoke Approach (SN) | 1.31 | 0.8 |
| Smoke Idle (SN) | 1.25 | 0.5 |
| Smoke Max (SN) | 1.56 | 2.6 |
| Smoke Sigma (SN) | 0.15 | |
| Smoke Range (SN) | 1.47-1.82 | 2.3-3.1 |
| Smoke Characteristic (SN) | 1.83 | 3.3 |
| Smoke Characteristicto Regulatory (% of limit) | 8 | 14 |
| Fuel Flow Take Off (kg/s) | 0.745 | 0.71 |
| Fuel Flow Climbout (kg/s) | 0.616 | 0.59 |
| Fuel Flow Approach (kg/s) | 0.219 | 0.21 |
| Fuel Flow Idle (kg/s) | 0.087 | 0.07 |
| Fuel LTO (kg) | 301 | 270.4 |
| Fuel Venting Compliant | Yes | Yes |
| Carbon Monoxide LTO (g) | 3455 | 2356 |
| Compressor Description | 1 fan, 3-stage LP, 10-stage HP | |
| Emissions Data Status | C | C |
| Emissions Data Superseded | Yes | Yes |
| Emissions Superseded By | 08P28CM156 | 04P20PW201 |
| NOx Compliance Demonstration | 2.3.2 e) | 2.3.2 e) |
| nvPME Imass Approach (mg/kg) | 1.2306 | 0.2086 |
| nvPME Imass Climb Out (mg/kg) | 0.8661 | 5.5744 |
| nvPME Imass Idle (mg/kg) | 0.635 | 0.6604 |
| nvPME Imass Max (mg/kg) | 7.6575 | 10.7272 |
| nvPME Imass Take Off (mg/kg) | 1.1441 | 10.7272 |
| nvPME Inum Approach (#/kg) | 42461300000000 | 15011040000000 |
| nvPME Inum Climb Out (#/kg) | 68534620000 | 174705600000000 |
| nvPME Inum Idle (#/kg) | 3688666000000 | 78131850000000 |
| nvPME Inum Max (#/kg) | 220189400000000 | 199133000000000 |
| nvPME Inum Take Off (#/kg) | 79049390000 | 198874500000000 |
| nvPMLTO Mass (mg) | 257.0569 | 840.3787 |
| nvPMLTO Mass Per Thrust (mg/kN) | 3.3456 | 11.6459 |
| nvPMLTO Mass To CAEP11 (% of limit) | 0.6526 | 2.1 |
| nvPMLTO Number (#) | 2741685000000000 | 29069700000000000 |
| nvPMLTO Number Per Thrust (#/kN) | 35683590000000 | 402844300000000 |
| nvPMLTO Number To CAEP11 (% of limit) | 0.5691 | 5.9 |
| nvPM Mass Concentration Characteristic (mg/m³) | 205.9436 | 340.86 |
| nvPM Mass Concentration Max (mg/m³) | 160 | 264.81 |
| nvPM Mass Concentration To CAEP10 (% of limit) | 3.216 | 5.2 |
| Turbine Description | 2-stage HP, 7-stage LP |