Define term 1) Offset 2) Dynamic Error 3) Transfer Function.
[3 marks]What is Self-Regulation? Give an example regulating process.
[4 marks]Explain the Dynamic behavior of the First and second order Processes.
[7 marks]Elaborate about servo and Regulatory system.
[3 marks]What causes inverse response? Explain with mathematical arguments.
[4 marks]Derive the transfer function of interacting two tank system with linear resistance element.
[7 marks]Derive the model for continuously stirred Tank Heater with its process loop.
[7 marks]Write seven process control objectives. Explain any one in detail.
[3 marks]How to convert nonlinear term to linear and why?
[4 marks]Explain Proportional mode of control. Draw the error vs. time curve, show the effect of Kon offset, draw the step response of p controller for various value p of K . p
[7 marks]Differentiate between distributed and lumped parameter system with one example.
[3 marks]What do you mean by the term ‘Dead Time’? What is its effect on the stability of system?
[4 marks]Explain two position controller with suitable waveform. Show the effect of neutral zone on controller output.
[7 marks]What are the features of split range control?
[3 marks]What is Integral Windup? Discuss with Example.
[4 marks]For a unity feedback system, process transfer function is given by G(s) =1/s(s+1) (s+5). The controller is of PID mode. Calculate the optimal values of controller parameter based on ultimate cycle method of tuning.
[7 marks]Can the derivative control mode can be used alone? Tell the Justification of your answer.
[3 marks]Explain gain scheduling in the context of adaptive control with suitable diagram.
[4 marks]Acertain thermometer has a time constant of 15 s and initial temperature of T0= 25°C. It is suddenly exposed to a temperature of 100°C. Determine the rise time i.e. time required to attain 95% of steady state value and the temperature at this time.1
[7 marks]Discuss Zero Order Hold (ZOH) in the context of digital controller.
[3 marks]Explain ratio control with suitable example.
[4 marks]Illustrate three element control of boiler drum level with block diagram and summarize it in detail.
[7 marks]Explain open loop ZN tuning method of the PID controller.
[3 marks]Give the rules for designing and tuning cascade control.
[4 marks]Discuss with the examples, the interacting and non-interacting processes and explain in brief.
[7 marks]