Chapter 4 Hydraulic Actuators The delivery for single acting radical-plunger type motors is expressed by: nd'ez (4-11) 2 where d is the diameter of the plunger,e is the eccentric distance of the crankshaft and z is the plunger number. OStructure features:they have the advantages of concise structure, working reliability,but are large in size and heavy.There exist torque pulsation,poor stability at low speed. 15 Homepage List Upwards Downwards Retumn ExitChapter 4 Hydraulic Actuators 15 The delivery for single acting radical-plunger type motors is expressed by: (4-11) where d is the diameter of the plunger,e is the eccentric distance of the crankshaft and z is the plunger number. 2 π 2 d ez V = ⚫Structure features：they have the advantages of concise structure, working reliability, but are large in size and heavy. There exist torque pulsation, poor stability at low speed