Advanced Instrumentation Systems - May 2017

MU Electronics Engineering (Semester 6)

Total marks: --
Total time: -- INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary 1(a) Integral controller 5 marks

1(b) Temperature transmitter 5 marks

1(c) Telelmetry 5 marks

1(d) I-P cpnverter 5 marks

2(a) What are the different types of control valve actuators? Explain the working of any two actuators in detail. 5 marks

2(b) What are the different types of hydraulic pumps? Explain with neta sketch 5 marks

3(a) Explain loading of valves pump application with diagram. 5 marks

3(b) Explain control valve characteristics. An equal percentage valve has maximum flow of 50cm³/s and minimum of a minimum of 2cm³/s. If the full travel is 3cm; find the flow at a 1cm opening. 5 marks

4(a) Explain in detail construction and working of time delay valve. 5 marks

4(b) What are the different applications of a flapper nozzle? With neat diagram explain the flapper nozzle system and its characteristics. 5 marks

5(a) Explain the need of controller tuning. What are the different methods of controller tuning? 5 marks

5(b) Explain compressed air receiver unit. What are the different control strategies for air receiver. 5 marks

6(a) Compare conventional and smart transmitters. Explain the working of DP transmitter. 5 marks

6(b) Write short note on: i) Data logger
ii) Pressure regulation valve. 5 marks