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  1. maxmitchell

    high RPM / high frequency 50kW PM generator sizing

    Short Version: I am looking for a set of equations to help size a permanent magnet (PM) generator. The power goal is 50 kW at a speed of about 95,000 RPM. I suspect that due to the high RPM, it would be best to reduce the pole count on the rotor as much as possible, so probably a single North...
  2. maxmitchell

    directly wire generator to motor to facilitate speed reduction?

    this is my first post, sorry it it's in the wrong spot. I am working on redesigning a high speed gearbox, and would like to get away from gears all together. For this application thermal efficiency is absolutely NOT important. The high speed turbo-alternator spins at about 130,000 RPM. the...

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