Quote:
Originally Posted by mbauer
An air tank made using PVC pipe and a 1/4 turn ball valve to open quickly. PVC tank is wrapped in a fiberglass 3/16" welding fire blanket-in case PVC fails.
PVC pipe is 4" inches diam, with a 1" dia ball valve and piping to launch barrel. Launch barrel can be changed from 1" size to 1/2" size as needed using threaded reducers.
Attachment 281646
Notice the metal portable air tank used to do initial fill, then a small battery cordless compressor or bike pump can be used to top off pressure to required range.
I've launched a 6-foot tall Saturn V using a 100 psi with this system.
Mike |
Thanks for the info, Mike, extremely cool stuff. Please give us a flight report when you get to that stage.