Description: load in line with the pump shaft caused by hydraulic forces acting on the impeller shrouds and rotor; Name: axial load
Description: Residual axial thrust on the pump rotor on which the thrust-bearing selection is based; Name: Design axial load
Description: variable quantity, which is not influenced by the control but is introduced into the control system from outside with the aim of making the final controlled variable follow it in a given relationship; Name: command variable