Automatic Process Control (APC) Back Year Paper 2017 BTEUP
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Answer the following Questions
- Discuss about physical and block diagram of control system
- What are the basic components of control system?explain
- Define the following :
- 1 – Transfer function
- 2 – Impulse Input
- 3 – Time constant
- 4 – Laplace transform
- 5 – Offset
- Derive an expression for transfer function for Mercury thermometer
- Discuss open loop and closed loop control system give suitable examples
- Derive an expression for response of first order system for step input of magnitude “A” for thermometer.
- Explain in details about proportional derivation control.
- Discuss about standard block diagram symbols of closed loop in Automatic Control.
- Derive an expression for unit step response of proportional control at start tank reactor for setpoint change and for load change.
- What is PLC. Discuss about applications of Programmable control
- Detail about functional requirements of distributed process control.
- Explain about elements of controller.
Short notes of the following
- Non linear liquid level system
- Transportation lag
- On and off control system.
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