Recent content by Joe111

  1. J

    Dyson bladeless fan/turbine compressor building air cooling?

    There is still a fan inside of the blower. It is basically a gas/gas eductor. Similar to a natural draft cooling tower you would fine on a nuke plant.
  2. J

    Dyson bladeless fan/turbine compressor building air cooling?

    You can get a lot of heating but it takes a lot of energy so is not efficient.
  3. J

    Math Career opportunities after a degree in math

    If you are good at math you can do anything. I was never good really good and had little interest in it in college but many years later I regret not learning as much as I could at that time. Math is vital in everything.
  4. J

    Calculating power of a permanent magnet DC generator

    I know old post. I've built some PM alternators and they never seem to generate the power that I calculated. I am a reciently retired machinist and have a decent CNC shop. d Id like to build some more wind generators. Very windy where I live. :D Anyhow. The mechanal parts of the project are not...