Description: Pressure up to which the pulsation damper is charged with gas before starting up for operation; Name: precharged pressure
Description: pressure to which the pulsation dampener is charged with dry gas prior to start of operation; Name: Pre-charge pressure
Description: average speed given by the stroke length multiplied with the number of complete pumping cycles of the piston, plunger or piston attached to the diaphragm per minute (stroke per minute or pump crank speed); Name: piston velocity