On Tuesday 04 July 2006 19:43, Josh Babcock wrote:
> Joacim Persson wrote:
> > On Tue, 4 Jul 2006, Josh Babcock wrote:
> >> This helo def does not seem to be producing any main rotor torque.
> >
> > Adjust the poweratpitch_0 parameter. (on tail rotor too)
> >
> > Those seven 11m long blades probably cost a bit more than 53kW to turn at
> > 185 rpms even at zero pitch. =)
> >
> > But where do one find real data for that? :P  Checklists perhaps?  --
> > torque readouts on the panel during start up procedures?
>
> Well, I don't have any data for that number, and haven't played with it
> yet. 53 Kw is a lot of power though, more than enough to run a house,
> and the blades shouldn't have that much drag at 0 pitch. The 9800 Kw at
> full power came from the 100% rating of all the engines running together.
>
> I have the POH, and eventually will be tuning number to normal operating
> ranges and comparing them against power checklists.

The main shaft on the D model sees about 3 million inchlb of torque.  I do not 
have the number for the super stallion.  

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