Comment on Starship's Twelfth Flight TestparentComments−bediger40003moNASA has used tanks with a bladder. Pressurizing gas on one side of the bladder, all fluid inside. Cold liquids (methane in SoaceX case) means materials are crucial. A big piston is heavy and could jam.
Comments
NASA has used tanks with a bladder. Pressurizing gas on one side of the bladder, all fluid inside. Cold liquids (methane in SoaceX case) means materials are crucial. A big piston is heavy and could jam.