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%