8 Hydraulic Circuit and Design

HYDRAULIC CIRCUIT AND DESIGN 

HYDRAULIC CIRCUIT DEFINITION   Hydraulic circuit : Consists of group of components such as pumps, control valves, conductors and others to perform useful task  Hydraulic circuits is developed using graphic symbols based on established standard for all components  Standards used may include ANSI (American National Standards Institute  and IS! (International !rgani"ation for Standardi"ation •

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Performance Criteria of Designing Hyra!"ic Circ!its Safety of !peration %$ &erformance of 'esired function $ )fficiency of !peration *$ Cost of Installation and +aintenance #$

Convention reuires that circuit diagram be dra-n -ith all components sho-n in their !n#act!ate $osition

Contro" of A Sing"e Acting Hyra!"ic Cy"iner 

Control of 'ouble Acting Hydraulic Cylinder

'.I//IN0 +ACHIN) A&&/ICA1I!N

&2+& 2N/!A'IN0 CI.C2I1

'!23/) 4 &2+& H5'.A2/IC S5S1)+

C!2N1).3A/ANC) 6A/6) A&&/ICA1I!N

HYDRAULIC CYLINDER SE%UENCING CIRCUIT 

+)1). IN S&))' C!N1.!/

+)1). !21 S&))' C!N1.!/

 Conveyor Tensioning Device

Surface Grinding Machine