Gujarat Technological UniversitySummer 2024 examination

GTU 3151913 Oil Hydraulics And Pneumatics Summer 2024 Question Paper & PDF

B.E. · Mechanical Engineering · Semester 5 · Subject code 3151913
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 2:30 PM – 5:00 PM
Questions
5 with internal choice
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Q.1

14 Marks
(a)
3 marks
Write the advantages and disadvantages of Fluid Power System.
(b)
4 marks
Explain Brahmas press principle with sketch.
(c)
7 marks

List the function of basic components of a hydraulic system with ISO Symbol.

Q.2

14 Marks
(a)
3 marks

What is mean by check valve? Explain with neat sketch pilot check valve.

(b)
4 marks

Write the primary functions of hydraulic fluid and explain basic properties of hydraulic fluid.

(c)
7 marks

What is the purpose of filter in hydraulic system? Explain different locations of hydraulic filters with sketch.

(c)
7 marks
Explain the types of Filters and sources of Contaminations.

Q.3

14 Marks
(a)
3 marks
Explain the construction and working of (a) Pressure reducing valve, (b) Sequence valve.
(b)
4 marks
How hydraulic accumulators are classified? Explain with neat sketch weight accumulator.
(c)
7 marks
Explain the construction and working of Adjustable vane pump with neat sketch
(a)
3 marks

Write a short note on (a) Counter –balance valve, (b) Unloading valve.

(b)
4 marks

What is mean by “Accumulator”? Explain various functions of accumulators.

(c)
7 marks

Explain the construction and working of Axial piston pump with suitable application.

Q.4

14 Marks
(a)
3 marks

What are the types of hydraulic actuator? Explain single acting and double acting hydraulic cylinders with neat sketch.

(b)
4 marks

Draw speed controlled actuator, Meter- out circuits for DAC for extension.

(c)
7 marks

Draw and explain the working of ‘Sequential circuit’ for sequential operation of two - double acting cylinders, using two sequence valves.

(a)
3 marks

List the six basic components used in a pneumatic system with ISO symbol.

(b)
4 marks

Explain construction and working of Telescopic and Tandem cylinder.

(c)
7 marks
Bleed off Circuits – sketch & explain its working.

Q.5

14 Marks
(a)
3 marks
Explain Selection of compressors for pneumatic system.
(b)
4 marks
Construction and working of time delay valve of pneumatic systems.
(c)
7 marks
Sketch & explain Pneumatic Circuit using Quick Exhaust valve.
(a)
3 marks
Explain role of simulation software in hydraulic and pneumatic.
(b)
4 marks
State and explain types of automations in industry
(c)
7 marks
Explain FRL unit in brief.

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About this paper

Official Gujarat Technological University (GTU) examination paper for Oil Hydraulics And Pneumatics (Summer 2024, B.E. · Mechanical Engineering, Sem 5). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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