Description: Electric motor efficiency is the ratio between power output (mechanical) and power input (electrical).; Name: engine efficiency
Description: Determined proportion of the motor power input P_mot delivered as pump power input P_mot,u; Name: Motor efficiency
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