Questions tagged [tanks]

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25
votes
4answers
4k views

Will some rockets really collapse under their own weight?

There are a couple of answer here talking about, rockets collapsing under their own weight. One claims it actually happened another says it is possible. I once saw a pic of a retired Atlas on ...
25
votes
6answers
9k views

Why aren't rockets built with truss structures inside their fuel & oxidizer tanks to increase structural strength?

I've been wondering how a rocket fuselage can support all the weight of the upper stages when it is only made of a cylinder of very thin sheet metal. (Especially considering acceleration, vibration ...
16
votes
2answers
4k views

What does “stirring tanks” mean?

The Apollo 13 disaster occurred right when the "oxygen tanks were stirred". What does that mean? What benefits does it give? What would happen if they didn't stir the tanks?
3
votes
1answer
220 views

What are SpaceX's Starship's header tanks?

In the Everyday Astronaut video A conversation with Elon Musk about Starship after about 13:00 Musk shows Dodd a cell phone video that he shot in the top(?) of the ...
2
votes
0answers
386 views

Safety of carbon fiber oxygen tanks

It seems that there has been controversy as to how safe carbon fiber can be for LOX tanks. In early tests, materials were found to be too ready to combust. This has been a stumbling block for ...
13
votes
1answer
2k views

What happens when supercritical fuel tanks deplete below critical point?

Gaseous fuel/oxidiser (eg H2 / O2) is stored as a supercritical fluid so it becomes homogenous; not prone to delivering matter with fluctuating densities, which would cause major stresses in rocket ...
10
votes
4answers
1k views

Are there liquid fueled rocket boosters having coaxial fuel/oxidizer tanks?

Reading this question, instead of stacking two tanks, are there boosters where tanks are coaxial, (like a thermos bottle) having a trussed or tridimensional structure between inner and outer tank? ...