| Family |
CFM56-7B |
|
| EASA ID |
4CM039 |
06P26RR149 |
| Aircraft Engine Manufacturer |
CFM International |
Rolls-Royce Deutschland |
| Aircraft Engine Type |
Turbofan |
Turbofan |
| Comment |
Boeing 737 Next Generation |
|
| Dry Weight (kg) |
2366 |
|
| Diameter (mm) |
1549 |
|
| Max Rotating Diameter (mm) |
1549 |
|
| Length (mm) |
2507 |
|
| Wikipedia Article (URL) |
en.wikipedia.org/wiki/CFM_International_CFM56 |
|
| Fuel |
Jet A |
|
| Fan Blades |
24 |
|
| Geared Fan |
No |
No |
| Low-Pressure Compressor Stages |
3 |
|
| High-Pressure Compressor Stages |
9 |
|
| Combustion Chamber |
|
Advanced Rich Burn |
| High Pressure Compressor Stages |
1 |
|
| Low-Pressure Turbine Stages |
4 |
|
| Afterburner |
No |
No |
| Streams |
2 |
2 |
| Bypass Ratio |
5.4 |
5.377 |
| Overall Pressure Ratio |
22.77 |
35.533 |
| Maximum Takeoff Thrust (kN) |
91.63 |
81.65 |
| Hydrocarbon Take Off (g/kg fuel) |
0.07 |
0 |
| Hydrocarbon Climb Out (g/kg fuel) |
0.23 |
0 |
| Hydrocarbon Approach (g/kg fuel) |
0.36 |
0 |
| Hydrocarbon Idle (g/kg fuel) |
8.11 |
0.277 |
| Hydrocarbon Unitary Average (g/kN) |
14.61 |
0.428 |
| Hydrocarbon Unitary Sigma (g/kN) |
|
0.101 |
| Hydrocarbon Unitary Range (g/kN) |
13.8-15.9 |
0.36-0.5 |
| Hydrocarbon Unitary Characteristic (g/kN) |
17 |
0.557 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) |
86.9 |
2.842 |
| Hydrocarbon LTO (g) |
1340 |
34.96 |
| Carbon Monoxide Take Off (g/kg fuel) |
4.26 |
0.4056 |
| Carbon Monoxide Climb Out (g/kg fuel) |
11.38 |
0.468 |
| Carbon Monoxide Approach (g/kg fuel) |
11.37 |
2.438 |
| Carbon Monoxide Idle (g/kg fuel) |
49.71 |
22.216 |
| Carbon Monoxide Unitary Average (g/kN) |
108.63 |
36.519 |
| Carbon Monoxide Unitary SD (g/kN) |
|
0.9906 |
| Carbon Monoxide Unitary Range (g/kN) |
102.1-114.9 |
35.82-37.22 |
| Carbon Monoxide Unitary Characteristic (g/kN) |
117.5 |
41.6079 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) |
99.6 |
35.2609 |
| NOx Take Off (g/kg fuel) |
13.25 |
30.392 |
| NOx Climb Out (g/kg fuel) |
10.81 |
22.542 |
| NOx Approach (g/kg fuel) |
9.39 |
9.766 |
| NOx Idle (g/kg fuel) |
3.75 |
3.338 |
| NOx Unitary Average (g/kN) |
30.58 |
47.1027 |
| NOx Unitary SD (g/kN) |
|
1.518 |
| NOx Unitary Range (g/kN) |
30.4-30.8 |
46.03-48.18 |
| NOx Unitary Characteristic (g/kN) |
32.4 |
51.7953 |
| NOx Unitaryto Standard (% of limit) |
37.9 |
46.63 |
| NOx Unitaryto CAEP2 (% of limit) |
47.3 |
58.29 |
| NOx Unitaryto CAEP4 (% of limit) |
58.4 |
65.288 |
| NOx Unitaryto CAEP6 (% of limit) |
66.4 |
71.689 |
| NOx Unitaryto CAEP8 (% of limit) |
81.1 |
80.91 |
| NOx LTO (g) |
2802 |
3846.03 |
| Smoke Take Off (SN) |
0.7 |
1.94 |
| Smoke Climb Out (SN) |
0.7 |
3.0904 |
| Smoke Approach (SN) |
1.5 |
2.25 |
| Smoke Idle (SN) |
0.7 |
1.161 |
| Smoke Max (SN) |
1.52 |
4.956 |
| Smoke Sigma (SN) |
|
0.256 |
| Smoke Range (SN) |
0-3.4 |
4.8-5.1 |
| Smoke Characteristic (SN) |
1.7 |
5.812 |
| Smoke Characteristicto Regulatory (% of limit) |
6.9 |
23.227 |
| Fuel Flow Take Off (kg/s) |
0.903 |
0.7865 |
| Fuel Flow Climbout (kg/s) |
0.754 |
0.646 |
| Fuel Flow Approach (kg/s) |
0.278 |
0.2126 |
| Fuel Flow Idle (kg/s) |
0.102 |
0.0809 |
| Fuel LTO (kg) |
363 |
295.56 |
| Fuel Venting Compliant |
No |
Yes |
| Carbon Monoxide LTO (g) |
9963 |
2981.87 |
| Compressor Description |
1 fan, 3-stage LP, 9-stage HP |
|
| Emissions Data Status |
C |
C |
| Engine Status |
Out of production |
|
| NOx Compliance Demonstration |
|
2.3.2 e) |
| nvPME Imass Approach (mg/kg) |
|
76.4 |
| nvPME Imass Climb Out (mg/kg) |
|
95.02 |
| nvPME Imass Idle (mg/kg) |
|
38 |
| nvPME Imass Max (mg/kg) |
|
170.7 |
| nvPME Imass Take Off (mg/kg) |
|
51.21 |
| nvPME Inum Approach (#/kg) |
|
1980000000000000 |
| nvPME Inum Climb Out (#/kg) |
|
718000000000000 |
| nvPME Inum Idle (#/kg) |
|
1180000000000000 |
| nvPME Inum Max (#/kg) |
|
2640000000000000 |
| nvPME Inum Take Off (#/kg) |
|
296000000000000 |
| nvPMLTO Mass (mg) |
|
18491.08 |
| nvPMLTO Mass Per Thrust (mg/kN) |
|
277.9 |
| nvPMLTO Mass To CAEP11 (% of limit) |
|
40.48 |
| nvPMLTO Number (#) |
|
321000000000000000 |
| nvPMLTO Number Per Thrust (#/kN) |
|
4830000000000000 |
| nvPMLTO Number To CAEP11 (% of limit) |
|
58.19 |
| nvPM Mass Concentration Characteristic (mg/m³) |
|
558.06 |
| nvPM Mass Concentration Max (mg/m³) |
|
475.86 |
| nvPM Mass Concentration To CAEP10 (% of limit) |
|
7.56 |
| Turbine Description |
1-stage HP, 4-stage LP |
|