1. Introduction Introduction, Global fluid power scenario, Basic system of Hydraulics-Major advantages and disadvantages, Comparison among electrical, hydraulics and pneumatics system, Principles of hydraulic fluid power, Hydraulic symbols, Electrical elements used in hydraulic circuits. Basic requirements for pneumatic system, Basic symbols of pneumatic systems, Applications of pneumatics. Electrical elements used in pneumatic system. (Chapters -1, 2, 3, 4) 2. Hydraulic Oils, Fluid Properties and Filter Types, Properties, Physical characteristics & functions of hydraulic oils, Classification Mineral based, Fire resistant & Biodegradable oils, Filters, Contaminations, Location of filter. (Chapters -5, 6) 3. Hydraulic Pumps, Motors, Valves and Actuators Classification of hydraulic pumps, Gear pumps, Vane pumps, Piston pumps, Axial piston pumps, Hydraulic motors, Direction control valves, Pressure control valves, Flow control valves, Non-return valves, Reservoirs, Accumulators, Heating & cooling devices, Hoses. Types of hydraulic actuators, Selection criterion of actuators, Linear and Rotary actuators, Hydrostatic transmission systems. (Chapters -7, 8, 9, 10, 11) 4. Air Preparation and Service Unit Types & Selection criteria for air compressors, Air receiver, Pipeline layout, Air filter, Pressure regulator and Lubricator (FRL unit). (Chapters -12, 13) 5. Pneumatic Cylinders, Motors and Valves Types of pneumatic cylinders & air motors, Cushion assembly, mounting arrangements, Pneumatic direction control valves, Quick exhaust, Time delay shuttle and twin pressure valves. (Chapters -14, 15) 6. Circuit Design Basic hydraulic circuits, Industrial hydraulic circuits, Power losses in flow control circuits, Basic pneumatic circuits, Development of single actuator circuits, Development of multiple actuator circuits, Cascade method for sequencing. (Chapters -16, 17) 7. Automation and Simulation of Hydraulics and Pneumatics
