Transport Efficiency
https://spectrum.ieee.org/transportation/mass-transit/fast-trains-are-energy-efficient-and-fast
pkm == passenger-kilometer
Honda Civic |
2 MJ/km |
Advanced Passenger Jet |
1.5 MJ/pkm |
Half full subway train |
0.1 MJ/pkm |
Shinkansen |
0.35 MJ/pkm |
French TGV and German ICE |
0.2 MJ/pkm |
WAG Launch loop 1000 kg/passenger, 75950 km to Construction station, 90% efficency, 10 km/s; 5.56E5 MJ/p, 0.73 MJ/pkm .
Aldrin Cycler to Mars, 12 km/s launch, 20,000 kg/passenger, 0.5 AU, 75e6 km, 50% efficiency, 0.04 MJ/pkm .
Launch loop is an efficient form of transport to very distant destinations ...