I think the correct response is the one the LEM used.
Metallic Dewar with liquid He...
Paul
On Fri, Sep 23, 2016 at 2:06 PM, John Stoffel <john@xxxxxxxxxxx> wrote:
Jonathan> Even if it wasn't a composite failure, just generally having
Jonathan> really high pressure vessels inside the LOX tank is scary. I
Jonathan> understand why they do it, and honestly, if the thing failed
Jonathan> outside the rocket, it would likely not be survivable
Jonathan> anyway. But high pressure vessels like that always give me a
Jonathan> bit of the heebie-jeebies. I'm glad SpaceX has been able to
Jonathan> trace it back in a way that they can move forward with the
Jonathan> investigation. Here's to hoping they can find a clear root
Jonathan> cause, and eliminate it. Losing two upper stages in a year
Jonathan> to pressurization system related failures has got to hurt,
Jonathan> but if they can come out of it with a safer more reliable
Jonathan> vehicle, hopefully its for the best.
How much penalty would they take if they just increased the thickness
of the tanks and the fittings to get a better safety margin? They're
going to have to do so anyway I suspect since it's been shown to be a
problem twice now...
