APOLLO 3.5 BLUE PLUS PROCESSOR - AN OVERVIEW

The S-IVB also continued to thrust at a low level by venting gaseous hydrogen, to help keep propellants settled of their tanks and stop gaseous cavities from forming in propellant feed strains. This venting also taken care of Secure pressures as liquid hydrogen boiled off within the gas tank. This venting thrust very easily exceeded aerodynamic dra