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• View topic - SSTO
Page 2 of 2

Re: SSTO

PostPosted: Thu Nov 03, 2011 1:09 pm
by SANEAlex

Re: SSTO

PostPosted: Sun Nov 06, 2011 9:25 am
by rick m

Re: SSTO

PostPosted: Thu Nov 17, 2011 7:23 am
by rick m
Completed the second test on Saturday in Lucerne Valley with our new propellant. The long single grain with twice the propellant had an offset core (moon burner); burn was successful. Will be doing the third test of the new propellant this weekend at FAR with six times the propellant as the second motor.

Rick

Re: SSTO

PostPosted: Sun Nov 27, 2011 4:11 am
by rick m
Third test of our new propellant was successful. A short casing was used to keep the pressure low with a nozzle throat sized for a longer casing. The motor also used a 2-segment unigrain made with three pours. Next test will be with the longer motor casing to bring up the pressure running a Kn of around 400.

http://www.youtube.com/watch?v=5xio_B9j6ng

Progress was also made refurbishing the test stand damaged in September's DoubleSShot static motor CATO.
Reaching for space one test at a time.

Rick

Re: SSTO

PostPosted: Thu May 10, 2012 10:27 pm
by rick m
A small anomaly this past weekend set us back with the DoubleSShot motor.



Already started with a replacement motor yesterday and changes we are hoping to solve this latest problem.

Rick

Re: SSTO

PostPosted: Fri Jun 08, 2012 3:37 am
by rick m
We did two methanol tests this past weekend and believe we now know why our two DoubleSShot motors CATOed. With that cause determined we are now working on a solution to prevent future CATOs.

We also aquired a videographer who is doing video work for the project.
Here is a sample of his work:

Rick