Description: smallest total energy head at the outlet side of the pump unit at operation; Name: min feed height
Description: smallest total energy height at the outlet side of the pump aggregate to the total energy height of the admission side of the pump aggregate at operating point; Name: minimum feed height
Description: total inlet pressure required to ensure there is sufficient margin to maintain the minimum instantaneous inlet pressure with adequate margin above the minimum liquid vapour pressure expected; Name: net positive inlet pressure required