Distinguish between Hydraulic system & Pneumatic system.
[7 marks]Write application of Hydraulic system & Pneumatic system.
[3 marks]Define function of Control Valve. List the different types of control valves Hydraulic system.
[4 marks]Give ISO/ANSI symbol of following (1) Pilot operated pressure relief valve (2) Flow control valve (3) Air filter (4) Single acting cylinder with spring return actuator (5) 4/3 directional control valve (6) 2/2 push button direction control valve (7) Spring loaded accumulator
[7 marks]Define following properties of hydraulic fluid (1) Bulk Modulus (2) Demulsibility (3) Flash Point
[3 marks]Compare positive displacement pump and non-positive displacement pump
[4 marks]Classify actuators. Explain construction and working of double acting linear actuator with neat sketch.
[7 marks]Explain ‘cushioning’ of pneumatic cylinder
[3 marks]State different types of Accumulator. Explain one in detail.
[3 marks]Draw the general layout of hydraulic system. Explain the function of each component.
[4 marks]Give the classification of Pumps. Sketch & Explain working of Axial pump
[7 marks]Draw the general layout of Pneumatic system. Explain the function of each component.
[4 marks]Draw the detailed symbol of FRL unit. Explain all component of the same in detail
[7 marks]What are the advantages of pilot operated valve over simple valve?
[3 marks]What do you mean Automation? Give classification of Automation
[4 marks]What is an actuator? Draw hydraulic system operating double acting actuator with 3/2 DCV
[7 marks]What is the function of pressure Reducing Valve?
[3 marks]Bleed off Circuits – sketch & explain its working.
[4 marks]Draw and explain a hydraulic circuit for a punching operation using intensifier.
[7 marks]Draw and explain logic OR valve for pneumatic system.
[3 marks]Draw and explain speed-controlled actuator, Meter- out circuits.
[4 marks]Explain One Industrial application of hydraulic circuit with neat sketch.
[7 marks]Draw a circuit for control of single acting spring return hydraulic cylinder.
[3 marks]Draw Pneumatic circuit with 3/2 valve DCV & Single acting Cylinder and explain application of it.
[4 marks]Sketch & explain Counter Balance valve construction & it’s working.
[7 marks]