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Course Detail

Course Name Fluid Power Drives and Controls
Course Code 15MEC250
Program B. Tech. in Mechanical Engineering
Year Taught 2019


Unit 1

Basic principles – Hydraulic Principles. Hydraulic Actuators – Linear, Rotary – Selection – Characteristics.

Hydraulic Valves: Pressure, Flow, Direction Controls – proportional control valve. Fluid power symbols. Hydraulic circuits: Reciprocating, Quick return, Sequencing, synchronizing and other industrial circuits etc.

Unit 2

Design of Hydraulic circuits: Selection and sizing of components – calculation of frictional head loss – equivalent length for various components – actuator load calculation – pump sizing.

Unit 3

Pneumatic system fundamentals: FRL, actuators and valves. Logic Circuits – Position – Pressure Sensing, switching, electro-pneumatic systems.

Design of Pneumatic circuits using Karnaugh maps. Cascade-Step counter. Combination methods.

PLC programming – Microprocessors – Principles of Low Cost Automation – Case studies.

Text Books

  • Esposito A. – ‘Fluid Power with Applications’ – Pearson Education – 2005 – 5th Edition


  • Michael J., Pinches and Ashby J. G. – ‘Power Hydraulics’ – Prentice Hall – 1989
  • Parr A. – ‘Hydraulics and Pneumatics’ – Jaico – 1999.
  • Pease D. A., and Pippenger J. A. – ‘Basic Fluid Power’ – Prentice Hall – 1987
  • Majumdar – ‘Oil Hydraulics and Pneumatics’ – Tata McGraw Hill Publishing Company Limited – 2005

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