Comments by "eDoc2020" (@eDoc2020) on "Mazda Brought Back The Rotary Engine!" video.

  1. For efficient operation you want anything in changing magnetic fields to be made of laminated metal which won't work for engine parts. And permanent magnets fail when exposed to heat. In some generators the alternator's rotor is used as the engine's rotor to save size and weight and I think this is a better middle ground.
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  2. Changing the intake air pressure is what the throttle valve does.
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