Scenario | Conventional I | Unconventional | ||
Operational segments | Energy spend (MJ) | Energy regained (MJ) | Energy spend (MJ) | Energy regained (MJ) |
Acceleration sled + aircraft to take-off speed ground electric energy | 570 | 640 | ||
Acceleration sled + aircraft to take-off speed energy from engines | 350 | |||
Sled deceleration to standstill | 110 | 250 | ||
Acceleration of sled to the aircraft landing speed | 180 | 160 | ||
deceleration of sled and aircraft | 130 | 170 | ||
Total (MJ) | 750 | 240 | 1150 | 420 |
Percentage of regained energy | 32% | 36.5% |