• DIY Hardware Store Hybrid Rocket Engine
    8 replies, posted
[media]http://www.youtube.com/watch?v=pX4NPKNjSAE[/media] Doesn't seem that hard really.
The moment between 4:10 and 4:20 was friggin epic. Like something out of a sci-fi movie.
That was awesome. Too bad I'm too much of a lazy bitch to accomplish anything. :c
I want to do that too now, but I don't have any friends who would help me I guess. Maybe my physics teacher :v:
[QUOTE=scratch (nl);35375256]I want to do that too now, but I don't have any friends who would help me I guess. Maybe my physics teacher :v:[/QUOTE] If you do, be careful and take appropriate precautions, i did some work a year back on small rocket engines to study supersonic gas flow, and the jets can reach very high temperatures and can sometimes be unstable. One such example was when the fuel (we used rubber) ended up blocking the shaped nozzle and what we ended up with was a pipe bomb. we found the nozzle embedded an inch into the opposite wall.
I was going to build a hybrid rocket engine with the help of my dad but I decided to make a liquid bi-propellant rocket engine instead. I actually just finished all of the engine dimensions today. It's going to be made out of steel pipe and will use gaseous oxygen and gasoline as propellants. The combustion chamber will be 3 inches in diameter, the nozzle throat will be 1 inch in diameter, and it will generate ~350 lbs of thrust.
There is no part 2. They got hired by NASA.
Actually just one of them, Eric Stackpole.
that is fucking awesome
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