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Maglev trains are trains which are suspended, guided and propelled (moved forward) by magnetic forces. The track of the maglev train is called the guide-way. Working of the maglev trains can be studied under the following. 1  Levitation. 2  Propulsion. 3  Guidance.
The current fastest passenger-carrying maglev train can travel at up to 268 mph (431 km/h) and once reached 311 mph (501 km/h) in pre-launch tests. The Shanghai Maglev Train opened in April 2004 and runs 18.95 miles (30.5 km) from the center of the Pudong district of Shanghai to Shanghai Pudong International Airport.