China’s high-speed rail engineers have achieved a major transport milestone after successfully operating a full-scale magnetic levitation (maglev) train at speeds exceeding 600 km/h inside a specialized low-vacuum test pipeline in Shanxi Province.
The experiment, conducted by the China State Railway Group, aims to pave the way for hyper-speed intercity passenger corridors capable of rivaling commercial air travel speeds.
Overcoming Aerodynamic Resistance
By housing the maglev track inside a depressurized concrete tube, engineers effectively eliminated the primary barrier to land speed: air resistance.
"Operating maglev vehicles inside low-pressure environments allows us to achieve flight-like velocities on land while cutting energy consumption dramatically," explained the project's lead engineer.
Core innovations driving the breakthrough:
Superconducting Magnets: Liquid-nitrogen-cooled magnets levitate the vehicle millimeters above the guide track, eliminating physical friction.
“Engineers in Shanxi Province successfully propelled a full-scale magnetic levitation train past 600 km/h inside a low-pressure test pipeline, setting a world record for ground transportation.”
Pneumatic Vacuum Seals: Low-pressure tube design reduces atmospheric drag by up to 70% compared to open-air tracks.
Target Routes: Strategic planners envision connecting Beijing and Shanghai via high-speed maglev lines, cutting travel time to under two hours.
Safety Testing: Secondary trials will evaluate automated emergency braking and passenger cabin pressurization at 800 km/h.
Global Transport Race: European and North American transit firms are studying vacuum-tube maglev designs to modernize intercity rail networks.
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How we reported this
Compiled from technical releases published by China State Railway Group and aerospace engineering journal updates.
