Description: Measured flow rate passing through the volute outlet divided by the cross-section of the volute outlet.; Name: average velocity in the spiral housing outlet area
Description: measured rate of flow passing through the exit from the volute divided by the throat area; Name: mean velocity at throat
Description: Speed that characterizes a pump in terms of its speed, flow rate per impeller eye, i.e. total flow for single-flow impeller, half flow for double-flow impeller, at the best efficiency point and head per stage at maximum impeller diameter ; Name: Specific speed