Description: NPSH available as determined by the conditions of the installation for a specified rate of flow; Name: npsha
Description: Minimum NPSH available at the inlet area of the pump as determined by the conditions of the installation for a specified rate of flow ; Name: Net positive suction head available
Description: determined integral of the sound power, p, over a stated time interval of duration t (starting at t1 and ending at t2); Name: sound energy