| Family |
LEAP-1B |
|
| EASA ID |
08P28CM146 |
|
| Aircraft Engine Manufacturer |
CFM International |
Ivchenko-Progress ZMKB |
| Aircraft Engine Type |
Turbofan |
Open-rotor |
| Comment |
Boeing 737 MAX |
|
| Dry Weight (kg) |
2780 |
1650 |
| Diameter (mm) |
1763 |
970 |
| Max Rotating Diameter (mm) |
1763 |
|
| Length (mm) |
3147 |
4205 |
| Height (mm) |
2256 |
|
| Width (mm) |
2421 |
|
| Wikipedia Article (URL) |
en.wikipedia.org/wiki/CFM_International_LEAP |
en.wikipedia.org/wiki/Progress_D-27 |
| Fuel |
JET A |
|
| Fan Blades |
18 |
|
| Geared Fan |
No |
Yes |
| Low-Pressure Compressor Stages |
3 |
|
| High-Pressure Compressor Stages |
10 |
|
| Combustion Chamber |
TAPS II |
Annular combustion chamber |
| High Pressure Compressor Stages |
2 |
|
| Low-Pressure Turbine Stages |
5 |
|
| Afterburner |
No |
No |
| Streams |
2 |
1 |
| Bypass Ratio |
8.3584 |
|
| Overall Pressure Ratio |
39.0582 |
|
| Maximum Takeoff Thrust (kN) |
119.15 |
119 |
| Hydrocarbon Take Off (g/kg fuel) |
0.0275 |
|
| Hydrocarbon Climb Out (g/kg fuel) |
0.0146 |
|
| Hydrocarbon Approach (g/kg fuel) |
0.0298 |
|
| Hydrocarbon Idle (g/kg fuel) |
0.4483 |
|
| Hydrocarbon Unitary Average (g/kN) |
0.6012 |
|
| Hydrocarbon Unitary Sigma (g/kN) |
0.1104 |
|
| Hydrocarbon Unitary Range (g/kN) |
0.48-0.79 |
|
| Hydrocarbon Unitary Characteristic (g/kN) |
0.7013 |
|
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) |
3.5781 |
|
| Hydrocarbon LTO (g) |
71.6287 |
|
| Carbon Monoxide Take Off (g/kg fuel) |
0.1655 |
|
| Carbon Monoxide Climb Out (g/kg fuel) |
0.1379 |
|
| Carbon Monoxide Approach (g/kg fuel) |
1.3444 |
|
| Carbon Monoxide Idle (g/kg fuel) |
15.0106 |
|
| Carbon Monoxide Unitary Average (g/kN) |
19.755 |
|
| Carbon Monoxide Unitary SD (g/kN) |
0.7425 |
|
| Carbon Monoxide Unitary Range (g/kN) |
18.94-21.02 |
|
| Carbon Monoxide Unitary Characteristic (g/kN) |
21.366 |
|
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) |
18.1068 |
|
| NOx Take Off (g/kg fuel) |
48.2173 |
|
| NOx Climb Out (g/kg fuel) |
19.9921 |
|
| NOx Approach (g/kg fuel) |
10.3454 |
|
| NOx Idle (g/kg fuel) |
4.7604 |
|
| NOx Unitary Average (g/kN) |
44.994 |
|
| NOx Unitary SD (g/kN) |
3.5445 |
|
| NOx Unitary Range (g/kN) |
39.8-49.11 |
|
| NOx Unitary Characteristic (g/kN) |
47.658 |
|
| NOx Unitaryto Standard (% of limit) |
40.3483 |
|
| NOx Unitaryto CAEP2 (% of limit) |
50.4354 |
|
| NOx Unitaryto CAEP4 (% of limit) |
55.9916 |
|
| NOx Unitaryto CAEP6 (% of limit) |
61.8321 |
|
| NOx Unitaryto CAEP8 (% of limit) |
69.8425 |
|
| NOx LTO (g) |
5361.032 |
|
| Smoke Take Off (SN) |
0.5915 |
|
| Smoke Climb Out (SN) |
0.538 |
|
| Smoke Approach (SN) |
0.7762 |
|
| Smoke Idle (SN) |
0.5865 |
|
| Smoke Max (SN) |
2.1594 |
|
| Smoke Sigma (SN) |
1.3952 |
|
| Smoke Range (SN) |
0.32-3.81 |
|
| Smoke Characteristic (SN) |
2.3754 |
|
| Smoke Characteristicto Regulatory (% of limit) |
10.5287 |
|
| Fuel Flow Take Off (kg/s) |
0.9521 |
|
| Fuel Flow Climbout (kg/s) |
0.7802 |
|
| Fuel Flow Approach (kg/s) |
0.2664 |
|
| Fuel Flow Idle (kg/s) |
0.096 |
|
| Fuel LTO (kg) |
356.6018 |
|
| Fuel Venting Compliant |
Yes |
|
| Carbon Monoxide LTO (g) |
2353.81 |
|
| Compressor Description |
1 fan, 3-stage LP, 10-stage HP |
5-stage axial flow low-pressure compressor (LPC); high-pressure compressor (HPC) with 2 axial stages and 1 centrifugal stage |
| Emissions Data Status |
C |
|
| NOx Compliance Demonstration |
2.3.2 e) |
|
| nvPME Imass Approach (mg/kg) |
1.7089 |
|
| nvPME Imass Climb Out (mg/kg) |
0.0941 |
|
| nvPME Imass Idle (mg/kg) |
0.6964 |
|
| nvPME Imass Max (mg/kg) |
19.572 |
|
| nvPME Imass Take Off (mg/kg) |
0.0928 |
|
| nvPME Inum Approach (#/kg) |
77595560000000 |
|
| nvPME Inum Climb Out (#/kg) |
13866180000 |
|
| nvPME Inum Idle (#/kg) |
63000300000000 |
|
| nvPME Inum Max (#/kg) |
379726600000000 |
|
| nvPME Inum Take Off (#/kg) |
11912060000 |
|
| nvPMLTO Mass (mg) |
226.9019 |
|
| nvPMLTO Mass Per Thrust (mg/kN) |
2.15 |
|
| nvPMLTO Mass To CAEP11 (% of limit) |
0.5031 |
|
| nvPMLTO Number (#) |
14393310000000000 |
|
| nvPMLTO Number Per Thrust (#/kN) |
136382900000000 |
|
| nvPMLTO Number To CAEP11 (% of limit) |
2.5863 |
|
| nvPM Mass Concentration Characteristic (mg/m³) |
448.2236 |
|
| nvPM Mass Concentration Max (mg/m³) |
407.4801 |
|
| nvPM Mass Concentration To CAEP10 (% of limit) |
7.3938 |
|
| Turbine Description |
2-stage HP, 5-stage LP |
1-stage high-pressure turbine (HPT), 1-stage low-pressure turbine (LPT), 4-stage free power turbine |