large burst disk hybrid build(Update September 2017)

Harness the power of precision mixtures of pressurized flammable vapor. Safety first! These are advanced potato guns - not for the beginner.
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D_Hall
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Tue Nov 14, 2017 8:43 pm

For what it's worth....

Vera has a remote vent valve as well. Attached to the outlet of said valve is an air ejector. Something like this: https://www.mcmaster.com/#air-ejectors/=1a9bkx0. Anywho, the idea is to mix the (presumably explosive) mixture coming out of the gun with ambient air thus leaning out the mixture so that you don't have to worry about sources of ignition as anything coming out of the gun is no longer flamable.

On that note - especially since you're worried about mixing - Vera has another ejector (2 of them, actually) inside the combustion chamber. The inlet of the ejector is in one location of the chamber while the outlet is at another. The point being that the very act of injecting fuel or air (both get injected through the ejector) actively mixes the contents of the chamber.
Simulation geek (GGDT / HGDT) and designer of Vera.
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jackssmirkingrevenge
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Wed Nov 15, 2017 6:25 am

wdr0 wrote:This is the most recent fueling set up.
For some reason I'm getting a very "Back to the Future" vibe off it, looks great!
D_Hall wrote:The point being that the very act of injecting fuel or air (both get injected through the ejector) actively mixes the contents of the chamber.
A good point which many hybrid enthusiasts miss.
hectmarr wrote:You have to make many weapons, because this field is long and short life
wdr0
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Wed Nov 15, 2017 6:53 am

I was thinking just that, add an ejector if this continues to be a problem. I think pppr mixing may be a bit more likely in my case as my chanmber is rather long cause mares to most(around 12' with roughly a 6" ID)
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