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Tube Train, a high speed green transportation system The Swissmetro solution. by Marcel Jufer Hon Prof EPFL. EPFL 2010. 7500 students 3600 collaborators 1400 PHD students 14 Master diplomas 5 Departments. Swissmetro. Switzerland. Swissmetro.
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Tube Train, a high speed green transportation system The Swissmetro solution by Marcel Jufer Hon Prof EPFL Hasan Conference _ 10-2010
EPFL 2010 7500 students 3600 collaborators 1400 PHD students 14 Master diplomas 5 Departments Hasan Conference _ 10-2010
Swissmetro Hasan Conference _ 10-2010
Switzerland Hasan Conference _ 10-2010
Swissmetro • Network connecting the main cities with a commercial speed of 400 km/h • Two unidirectional tunnels with reduced diameter (5m) in partial vacuum • Magnetic levitation without wear • Propulsion by linear motors • Contact-free energy transmission Hasan Conference _ 10-2010
Front - view Hasan Conference _ 10-2010
Cross section Hasan Conference _ 10-2010
Vehicle Bonnard & Gardel, Pilatus, RUAG Aerospace, EPFL Hasan Conference _ 10-2010
Air lock Hasan Conference _ 10-2010
Air lock Hasan Conference _ 10-2010
Energy [%] Total Optimum drag Pressure [bar] 0.07 0.25 0.5 0.75 1.0 vacuum Optimum vacuum 100 80 60 40 20 0 Hasan Conference _ 10-2010
Vacuum pump BUSCH AG 50’000 m3/h 1 pump every 6 - 12 km. Hasan Conference _ 10-2010
Safety in tunnel Air capture Air pressure lock gate Bonnard & Gardel, EPFL –Urgency re-pressurization Hasan Conference _ 10-2010
Numerical platform Hasan Conference _ 10-2010
Aerodynamics in tunnel Aerodynamic + thermal Hasan Conference _ 10-2010 Whirl in tunnel
= locking ratio Sv = vehicle cross section St = tunnel cross section vv = vehicle speed vair average air speed between vehicle and tunnel Vehicle speed and tunnel diameter Hasan Conference _ 10-2010
DC excitation coil Fixed to the vehicle Homopolar synchronous linear motor Hasan Conference _ 10-2010
Rotating part = vehicle Test facility Homopolarsynchronouslinear motor Hasan Conference _ 10-2010
Power [%] Magnetic attraction Wheel - rail speed [km/h] 200 300 400 100 Magnetic levitation 100 80 60 40 20 0 Hasan Conference _ 10-2010
100 Highway 80 Railway 60 40 Swissmetro 20 0 10 to 15 30 to 35 Tunnels – Investment cost [Mio Fr/km] Tunnel proportion 50 100 % Hasan Conference _ 10-2010
San Gottardo 15.10.10 Hasan Conference _ 10-2010
Comparison TGV Transrapid Commercial speed :- Open air : 300 km/h- Tunnel Ø=8m : 220 km/h Commercial speed :- Open air : 450 km/h- Tunnel Ø=8m : 250 km/h MLX Commercial speed :- Open air : 500 km/h- Tunnel Ø=12.6m : 500 km/h Hasan Conference _ 10-2010
0 80 90 92 130 Airplane TGV ICE Swissmetro Transrapid Noise Noise at 300 km/h [dB] 120 100 80 60 40 20 Hasan Conference _ 10-2010 0
14 14 12 ICE Transrapid on the ground Transrapid-viaduct InterCity Swissmetro 0 2 Ground 15 Ground occupation [m2/m] 10 5 Hasan Conference _ 10-2010 0
280 51 40 34 33 28 InterCity 140 km/h Car 120 km/h ICE 300 km/h Swissmetro 300 km/h Swissmetro 372 km/h Transrapid 300 km/h Energy Energy/passenger km [Wh] 60 40 20 Hasan Conference _ 10-2010 0
1.77 1.29 ICE 34% ICE 0.56 Trans rapid 0.48 41% ICE 0.19 Maintenance costs 2.0 Total 1.5 Track 1.0 Vehicle Transrapid 0.5 29% Transrapid 0.37 0 Hasan Conference _ 10-2010
Speed and pollution Tonnes of CO2 / 106 passagers*km 180 120 60 0 0 100 200 300 400 500 Hasan Conference _ 10-2010 Commercial speed [km/h]
Aerodynamics Numerical platform Contact-free energy transmission Magnetic levitation Linear motors Swissmetro – original technologies Hasan Conference _ 10-2010
Electric vehicle energy supply • Catenary line and pantograph (train, trolleybus or tramway solution) • Conductors + Brushes on the ground level (metro solution) • Batteries on the vehicle • Diesel motor (gas) + electric generator • Contact-free energy transmission Hasan Conference _ 10-2010
Contact-free energy transfer Moving coil fixed to the vehicle Contact free energy transmission Efficiency > 90 % Ground level Fixed coils in the ground
U1 U1 U2 U2 Ironless transformer Low frequency (50 Hz) High frequency (50 kHz) Hasan Conference _ 10-2010
~ ~ ~ Contact-free energy transfer -120 kW Efficiency > 95% 97.5 % 99 % 98.5 % Main 50Hz Primary coil Rectifier 50 Hz – High Frequency Inverter Secondary coil Batteries or supercapacitors Hasan Conference _ 10-2010
HOW TO DEAL WITH TRAFIC IN QUAY ? Hasan Conference _ 10-2010
NEW CONTAINER HANDLING Hasan Conference _ 10-2010
APM Hasan Conference _ 10-2010
1 2 3 8 4 7 6 5 APM Technologies Layout • Vehicle body • 2. The energy supply station • Power electronics • 4. Energy storage on ultra-capacitors • 5. Safety with obstacle detection and tracking • 6. Propulsion by wheel motors • Contact free coils for energy transfer • Equipment Hasan Conference _ 10-2010
Power electronics Supercapacitors Secondary coil Trolleybus 1 2 Hasan Conference _ 10-2010
Infrastructure Suburb City Hasan Conference _ 10-2010
Tramway 1 Power electronics Supercapacitors 2 Primary coil Secondary coil Hasan Conference _ 10-2010
Thank you for your attention Hasan Conference _ 10-2010