Description: determined integral of the sound power, p, over a stated time interval of duration t (starting at t1 and ending at t2); Name: energy of sound
Description: integral of the sound power, p, over a stated time interval of duration t (starting at t1 and ending at t2); Name: sound energy
Description: amount of the absolute value of the total head above the head, equivalent to the vapour pressure of the liquid at the particular temperature, with reference to the NPSH datum plane; Name: net positive suction head