One of two things:
1 - Nozzle attachment system under engineered, or
2 - Grain defect caused an over-pressure.
Did you have instrumentation, i.e. Pc trace? That will discern between 1 or
2.
Ken
On Sun, Feb 19, 2023 at 12:54 AM neutronium95 <dmarc-noreply@xxxxxxxxxxxxx>
wrote:
The 12 inch S motor blew out the nozzle on ignition. I wasn't there, but a
few different videos have been shared around.
This is the best one I've seen:
https://media.discordapp.net/attachments/355526822760415243/1076745130389815346/2023-02-18_sugar_failure_corrected.mp4
-Daniel F.
Feb 18, 2023, 8:13 PM by zeinin@xxxxxxxxx:
What happened at FAR? Facebook doesn't have anything on it
On Sat, Feb 18, 2023, 8:04 PM Matthew JL <prmattjl@xxxxxxxxx> wrote:
Heard about the CATO at FAR today - hope everyone’s OK and that the
setback proves minuscule.
Best,
-Matt L.
On Fri, Dec 16, 2022 at 8:32 PM Rick Maschek <dmarc-noreply@xxxxxxxxxxxxx>
wrote:
We are static firing our 12" S-26,500 KNSB motor tomorrow...total impulse
355,000 Nsec.
If all goes well, it will be mated with our 10" for a 2-stage to finally
finish Sugar Shot to Space.
Rick