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1m - 2m og 3meter Diskusjon

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  • geir ove
    • Nov 2006
    • 36

    #1

    1m - 2m og 3meter Diskusjon

    Hei, Kan noe gji en enkel forklaring på hvordan de
    er og fly en 1,5m balsamodel eller 2 meter eller 3 meter balsa
    model i forhold til en 1meter elktro fly model.
    Last edited by geir ove; 20-04-07, 19:33.
  • Celtic-Griffin
    • Oct 2004
    • 873

    #2
    In general it can be said that the larger models fly in a much smoother and predictable way - they are not so skitish in turbulent air - they give the pilot more time to think and to react in a calm and considered manner. My personal opinion is that models (toys) under about 1 meter do not have in general aerodynamic quality to speak of for outdoor flying and are more akin to three dimensional computer games.

    The whole concept has something to do with Reynolds numbers which describe an aerodynamic environment - the larger the aerofoil section the higher the Reynolds number and the higher the Reynolds number, the more efficient the wing.
    Last edited by Celtic-Griffin; 20-04-07, 16:47.
    Ken Bates
    Never Mind the Label

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    • geir ove
      • Nov 2006
      • 36

      #3
      til irish griff

      Okey, ka vingespen du anbefaler til elktroflyging
      og kva funsjoner bør modelen ha ?

      Noen hær inne som flys 3meter model ?

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      • kjetilmh
        • Jun 2006
        • 990

        #4
        Hei

        Tror Ken har rett i at det er enklere og fly når vingespennet øker.
        Bakdelen er jo også at prisen også øker.

        Er elektro seilfy bra ?
        Da er vingespennet stort, uten at prisen blir for høy.
        Kjetil
        oops: . . ! . .

        http://www.vingmfk.com

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        • Celtic-Griffin
          • Oct 2004
          • 873

          #5
          Originally posted by geir ove
          Okey, ka vingespen du anbefaler til elktroflyging
          og kva funsjoner bør modelen ha ?

          Noen hær inne som flys 3meter model ?
          With modern electro technology we can fly any size of model we wish within the rules - the use of electro propulsion doesn't need to restrict the size.

          The same applies to sailplanes, the bigger the better.
          Ken Bates
          Never Mind the Label

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