| LEAP-1B28/28B1/28B2/28B3 ✕ | IAE V2500 ✕ | |
|---|---|---|
| Family | LEAP-1B | |
| EASA ID | 01P20CM140 | |
| Aircraft Engine Manufacturer | CFM International | IAE |
| Aircraft Engine Type | Turbofan | Turbofan |
| Comment | Boeing 737 MAX | |
| Dry Weight (kg) | 2780 | 2595 |
| Diameter (mm) | 1763 | 1682 |
| Max Rotating Diameter (mm) | 1763 | |
| Length (mm) | 3147 | 3201 |
| Height (mm) | 2256 | |
| Width (mm) | 2421 | |
| Wikipedia Article (URL) | en.wikipedia.org/wiki/CFM_International_LEAP | en.wikipedia.org/wiki/IAE_V2500 |
| Fuel | Jet A | |
| Fan Blades | 18 | |
| Geared Fan | No | No |
| Low-Pressure Compressor Stages | 3 | |
| High-Pressure Compressor Stages | 10 | |
| Combustion Chamber | TAPS II | Annular |
| High Pressure Compressor Stages | 2 | |
| Low-Pressure Turbine Stages | 5 | |
| Afterburner | No | No |
| Streams | 2 | 2 |
| Bypass Ratio | 8.3 | |
| Overall Pressure Ratio | 42 | |
| Maximum Takeoff Thrust (kN) | 130.4 | 140.56 |
| Thrust To Weight | 4.18 | |
| Hydrocarbon Take Off (g/kg fuel) | 0.05 | |
| Hydrocarbon Climb Out (g/kg fuel) | 0.04 | |
| Hydrocarbon Approach (g/kg fuel) | 0.05 | |
| Hydrocarbon Idle (g/kg fuel) | 0.46 | |
| Hydrocarbon Unitary Average (g/kN) | 0.61 | |
| Hydrocarbon Unitary Sigma (g/kN) | 0.09 | |
| Hydrocarbon Unitary Range (g/kN) | 0.66-0.84 | |
| Hydrocarbon Unitary Characteristic (g/kN) | 0.94 | |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) | 4.8 | |
| Hydrocarbon LTO (g) | 79 | |
| Carbon Monoxide Take Off (g/kg fuel) | 0.18 | |
| Carbon Monoxide Climb Out (g/kg fuel) | 0.15 | |
| Carbon Monoxide Approach (g/kg fuel) | 0.99 | |
| Carbon Monoxide Idle (g/kg fuel) | 13.77 | |
| Carbon Monoxide Unitary Average (g/kN) | 16.68 | |
| Carbon Monoxide Unitary SD (g/kN) | 0.77 | |
| Carbon Monoxide Unitary Range (g/kN) | 16.97-18.38 | |
| Carbon Monoxide Unitary Characteristic (g/kN) | 20.48 | |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) | 17.4 | |
| NOx Take Off (g/kg fuel) | 64.36 | |
| NOx Climb Out (g/kg fuel) | 29.59 | |
| NOx Approach (g/kg fuel) | 11.92 | |
| NOx Idle (g/kg fuel) | 4.68 | |
| NOx Unitary Average (g/kN) | 60.1 | |
| NOx Unitary SD (g/kN) | 1.38 | |
| NOx Unitary Range (g/kN) | 56.39-59.15 | |
| NOx Unitary Characteristic (g/kN) | 69.66 | |
| NOx Unitaryto Standard (% of limit) | 56.2 | |
| NOx Unitaryto CAEP2 (% of limit) | 70.2 | |
| NOx Unitaryto CAEP4 (% of limit) | 76.6 | |
| NOx Unitaryto CAEP6 (% of limit) | 84 | |
| NOx Unitaryto CAEP8 (% of limit) | 94 | |
| NOx LTO (g) | 7837 | |
| Smoke Take Off (SN) | 0.94 | |
| Smoke Climb Out (SN) | 0.85 | |
| Smoke Approach (SN) | 1.07 | |
| Smoke Idle (SN) | 0.8 | |
| Smoke Max (SN) | 1.16 | |
| Smoke Sigma (SN) | 0.29 | |
| Smoke Range (SN) | 0.34-0.9 | |
| Smoke Characteristic (SN) | 1.49 | |
| Smoke Characteristicto Regulatory (% of limit) | 6.8 | |
| Fuel Flow Take Off (kg/s) | 1.075 | |
| Fuel Flow Climbout (kg/s) | 0.873 | |
| Fuel Flow Approach (kg/s) | 0.285 | |
| Fuel Flow Idle (kg/s) | 0.097 | |
| Fuel LTO (kg) | 380 | |
| Fuel Venting Compliant | Yes | |
| Carbon Monoxide LTO (g) | 2176 | |
| Compressor Description | 1 fan, 3-stage LP, 10-stage HP | 1 fan, 4 low-pressure, 10 high-pressure |
| Emissions Data Status | C | |
| Emissions Data Superseded | Yes | |
| Emissions Superseded By | 08P28CM143 | |
| NOx Compliance Demonstration | 2.3.2 e) | |
| nvPME Imass Approach (mg/kg) | 3.8093 | |
| nvPME Imass Climb Out (mg/kg) | 0.0143 | |
| nvPME Imass Idle (mg/kg) | 0.202 | |
| nvPME Imass Max (mg/kg) | 3.809 | |
| nvPME Imass Take Off (mg/kg) | 0.0557 | |
| nvPME Inum Approach (#/kg) | 118319700000000 | |
| nvPME Inum Climb Out (#/kg) | 26005170000 | |
| nvPME Inum Idle (#/kg) | 19116910000000 | |
| nvPME Inum Max (#/kg) | 117245900000000 | |
| nvPME Inum Take Off (#/kg) | 29437190000 | |
| nvPMLTO Mass (mg) | 295.4091 | |
| nvPMLTO Mass Per Thrust (mg/kN) | 3.1488 | |
| nvPMLTO Mass To CAEP11 (% of limit) | 0.9011 | |
| nvPMLTO Number (#) | 10992340000000000 | |
| nvPMLTO Number Per Thrust (#/kN) | 117169300000000 | |
| nvPMLTO Number To CAEP11 (% of limit) | 2.6855 | |
| nvPM Mass Concentration Characteristic (mg/m³) | 85 | |
| nvPM Mass Concentration Max (mg/m³) | 66 | |
| nvPM Mass Concentration To CAEP10 (% of limit) | 1.4653 | |
| Turbine Description | 2-stage HP, 5-stage LP | 2 high-pressure, 5 low-pressure |