Questions tagged [air]

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Why have some Hyperloop researchers abandoned the air bearings initial idea?

Air bearings are a cheap solution for Hyperloop, unlike the costly magnetic levitation system. I'm consulting some sources and it seems there's enough air in the tube at 100 Pa to feed the air ...
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Can I lift 15 tons on air bearings with 0.2 kg air/s?

The air is at 13 kPa and 400 K. I can raise both the supply temperature and the pressure if necessary. No problem with that. I could get 1.7 kg/s for the air bearings, but I have no more air. I ...
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Is this is a valid estimation for the mass flow required for Hyperloop air-bearings?

In Hyperloop air bearings, the air escapes through the rear cross-sectional area of each ski, you know? Yes, there is a pressure differential, but the air comes out of the skis, crashes into the tube ...