Fluid Effect E.g. Venturi, Coanda, Rayleigh-Taylor etc.

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Fluid Effect E.g. Venturi, Coanda, Rayleigh-Taylor etc.

Postby xplane80 » Fri Jan 29, 2010 7:25 pm

Algodoo needs these fluid dynamics:-

Venturi Effect
Coanda Effect
Rayleigh-Taylor Instability(in hydrodynamics)
Boussinesq approximation (water waves)
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Re: Fluid Effect E.g. Venturi, Coanda, Rayleigh-Taylor etc.

Postby link0007 » Fri Jan 29, 2010 9:16 pm

From what I know the venturi effect should work properly?

The coanda effect can only be approximated in the fluid engine I guess.. It's highly unlikely algodoo will ever have intermolecular forces.

RT instability is only relevant with multiple fluids, and I don't know enough about boussinesq approximation to know what exactly is their use in algodoo's SPH model, compared to what the model currently does.


It really sounds as if you just googled up some random fluid sim terminology, and posted them here :lol:
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Re: Fluid Effect E.g. Venturi, Coanda, Rayleigh-Taylor etc.

Postby ShnitzelKiller » Fri Jan 29, 2010 9:34 pm

Any chance of cohesion? As in, surface tension? Oe-cake can do that quite well, so it's possible. As for the coanda effect, use a magnet.
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Re: Fluid Effect E.g. Venturi, Coanda, Rayleigh-Taylor etc.

Postby link0007 » Sat Jan 30, 2010 1:02 am

The coanda effect pretty much relies on the same principles as surface tension.. How does OE-cake deal with water-orbs suspended in mid air (Gravity off)? Does it become a circle?

Keep in mind i don't speak for ken/emil/algoryx (I'm just the web-dude), but from what I know, surface tension and the likes will always be a pretty rough hack around the actual principle (intermolecular forces). You could have interparticle-attraction, but that's preeeeetty rude compared to molecular level.
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Re: Fluid Effect E.g. Venturi, Coanda, Rayleigh-Taylor etc.

Postby Versieon » Sat Jan 30, 2010 1:20 am

Water dosn't, but the tensile fluid will, and very effectively it seems.
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