Re: [Jsbsim-devel] Creating a quadcopter/UAV simulator

[Fran g. v. <go....@gm...>]

Now that I know that this is doable I will have to learn more about this
world since I am a complete novice.

Thanks for the advice guys, you'll probably be hearing more from me in the
coming weeks/months :P

Fran

2016-09-23 16:52 GMT+02:00 grth_team <grt...@gm...>:

> Hello,
>
> We have experienced the tandem  rotor (H21C Piasecki)  , which gives  very
> good results, it should not be that difficult to get the same quality with
> quadcopter.
>
> JSBsim rotor is very easy to handle.
>
> My opinion :-)
>
> Regards
>
> Josh
>
>
>
>
>
>
> Le jeudi 22 septembre 2016 12:06:36 David Culp a écrit :
> > Others have done this, and are doing it now.  In general the bigger the
> > vehicle the better results you'll get.  You can model a small vehicle,
> but
> > unless you increase the iteration rate of the simulation to some suitable
> > value you'll get excessive accelerations.
> >
> > The electric motor + propeller should work.  Some considerations:
> >
> > 1)  IIRC the electric engine model has no internal friction or mass.  It
> > just produces power linearly with throttle.
> >
> > 2)  You'll need Cp-versus-J and Ct-versus-J tables for your propeller.
> You
> > may have to estimate these on your own, but I believe there exists
> > propellers designing software that may help.
> >
> > - Dave
> >
> > On Sep 22, 2016 10:02 AM, "Fran gonzalez vidal" <go....@gm...>
> >
> > wrote:
> > > Hi,
> > > I'm a computer engineering student working on my final project which
> was
> > > to be a drone/quadcopter (from the small toys to "bigger" things like
> the
> > > amazon quadcopters or similar) simulator.
> > > After looking for a few days into the JSBSim documentation and in
> several
> > > forums I'm not so confident in the viability of this project so I would
> > > like to know whether JSBSim looks like a FDM that can be used in a
> project
> > > focused mainly on small-ish aircrafts, with no fuel lines (as far as I
> > > understand this seems to be a problem) and with electrical engines
> which
> > > would be the only way to control them (no flaps or anything like that).
> > > What I'm looking for is the opinion of people with some experience with
> > > JSBSim on whether this seems doable and, if it is, a push in the right
> > > direction would be much appreciated.
> > >
> > > Thanks in advance
> > >
> > > ------------------------------------------------------------
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> > > http://www.JSBSim.org
> > > _______________________________________________
>
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> https://sourceforge.net/projects/simeekpofg/
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> GrthTeam
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> https://sourceforge.net/projects/simeekpofg/
> https://sourceforge.net/p/simeekpofg/SR-71-New
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