REFLECTOR: Propellers 1 2 3 4 Blades
Mark Magee
edjonesbrady at gmail.com
Sat Nov 17 10:58:42 CST 2012
The less blades, the longer the blade, the closer the tip is to the runway, the most FOD.
Mark B. Magee
N34XL
Sent from IPhone 4S
On Nov 17, 2012, at 10:46 AM, Velocity <velocityxl at fastmail.fm> wrote:
> I am working on making my second propeller. My first one is a three blade. I works just as
> it was designed for, great take off performance. I now think I would like to have one that has
> a bit more top speed. Now a single blade propeller is the most efficient but a little
> impractical and hard to balance. So my question is a 2 bladed propeller would be the next most efficacy
> and easiest to build but my fear is having both blades traveling through the wake from the wings.
> at the same time . A four bladed propeller has the same issue as a two blade just twice the frequency .
> Any thoughts on the choice of number of blades.
>
> More blades equals smaller diameter but I have enough room to swing a 2 blade so that is not an issue .
>
> Long easy guys seem to have no issue with two blades . Any one in the velocity world
> use a two blade propeller with or with out success?
>
>
> Ron
>
> Velocity XLFG Chevy LT1 300 hp
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