Compare reaction turbines
All reaction turbines
|
JT9D-7R4H1
✕
|
JT9D-7R4G2
✕
|
| EASA ID |
1PW030 |
1PW029 |
| Aircraft Engine Manufacturer |
Pratt & Whitney |
Pratt & Whitney |
| Aircraft Engine Type |
Turbofan |
Turbofan |
| Fuel |
Jet A |
Jet A |
| Geared Fan |
No |
No |
| Afterburner |
No |
No |
| Streams |
2 |
2 |
| Bypass Ratio |
4.8 |
4.8 |
| Overall Pressure Ratio |
26.7 |
26.3 |
| Maximum Takeoff Thrust (kN) |
249.1 |
243.5 |
| Hydrocarbon Take Off (g/kg fuel) |
0.15 |
0.15 |
| Hydrocarbon Climb Out (g/kg fuel) |
0.14 |
0.14 |
| Hydrocarbon Approach (g/kg fuel) |
0.18 |
0.18 |
| Hydrocarbon Idle (g/kg fuel) |
1.48 |
1.55 |
| Hydrocarbon Unitary Average (g/kN) |
2.7 |
2.6 |
| Hydrocarbon Unitary Characteristic (g/kN) |
3 |
2.9 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) |
15.5 |
14.9 |
| Hydrocarbon LTO (g) |
651 |
620 |
| Carbon Monoxide Take Off (g/kg fuel) |
0.74 |
0.74 |
| Carbon Monoxide Climb Out (g/kg fuel) |
0.63 |
0.63 |
| Carbon Monoxide Approach (g/kg fuel) |
1.39 |
1.4 |
| Carbon Monoxide Idle (g/kg fuel) |
11.63 |
11.82 |
| Carbon Monoxide Unitary Average (g/kN) |
20.4 |
19.5 |
| Carbon Monoxide Unitary Characteristic (g/kN) |
21.7 |
20.7 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) |
18.4 |
17.6 |
| NOx Take Off (g/kg fuel) |
45.2 |
41.3 |
| NOx Climb Out (g/kg fuel) |
30 |
29.5 |
| NOx Approach (g/kg fuel) |
8.9 |
8.8 |
| NOx Idle (g/kg fuel) |
3.8 |
3.8 |
| NOx Unitary Average (g/kN) |
65.2 |
60.5 |
| NOx Unitary Characteristic (g/kN) |
68.2 |
63.2 |
| NOx Unitaryto Standard (% of limit) |
73 |
68.3 |
| NOx Unitaryto CAEP2 (% of limit) |
91.2 |
85.4 |
| NOx Unitaryto CAEP4 (% of limit) |
110.4 |
103.5 |
| NOx Unitaryto CAEP6 (% of limit) |
125.5 |
117.7 |
| NOx Unitaryto CAEP8 (% of limit) |
150 |
140.7 |
| NOx LTO (g) |
15683 |
14253 |
| Smoke Take Off (SN) |
7.6 |
6.8 |
| Smoke Max (SN) |
7.6 |
6.8 |
| Smoke Characteristic (SN) |
8.4 |
7.5 |
| Smoke Characteristicto Regulatory (% of limit) |
45.4 |
40.3 |
| Fuel Flow Take Off (kg/s) |
2.512 |
2.429 |
| Fuel Flow Climbout (kg/s) |
1.999 |
1.88 |
| Fuel Flow Approach (kg/s) |
0.7227 |
0.659 |
| Fuel Flow Idle (kg/s) |
0.2454 |
0.2239 |
| Fuel LTO (kg) |
926 |
858 |
| Fuel Venting Compliant |
No |
No |
| Carbon Monoxide LTO (g) |
4938 |
4582 |
| Emissions Data Status |
C |
C |
| Engine Status |
Out of production |
Out of production |