Chapter 9 Design of Hydraulic Transmission systems 2)Movement parameters analysis Fig.9-2b is a speed-displacement (v-1)curve drawn to express the speed of each actuator in different phases,it is called speed chart. When the actuator works in line reciprocating,the extrinsic load will be F=F+F+F (9-1) (1)The working load F Homepage List Upwards Downwards Retumn Exit Chapter 9 Design of Hydraulic Transmission systems 8 2）Movement parameters analysis Fig.9-2b is a speed-displacement （v-l）curve drawn to express the speed of each actuator in different phases, it is called speed chart. When the actuator works in line reciprocating, the extrinsic load will be F F F F = + + L f a (9-1) (1) The working load FL