A fuel system having a hydrogen fuel tank for fueling a fuel feed and propulsion system. The fuel system having a jet pump within the hydrogen fuel tank, at least one primary pump receiving fuel from the jet pump and pressurizing fuel to an outlet path and...

Based upon measured resistances, a first delta curve and second delta curve are selected. A first fuel valve position (FVP) is received from a first position sensor (102), and the first FVP is applied to the first delta curve to obtain a first offset. A se...