Anna University, Chennai Nov/Dec 2012 Examinations

Rejinpaul.com Important Questions

**EE2401/Power System Operation and Control**

VII Sem EEE

Unit I-V

1. Explain the overview of power system control using neat
block diagram.

2. A generator station supplies the following loads connected
to it

Industries 92MW

Domestic lighting load 8MW

Domestic power load 9MW

Commercial
load 11MW

The maximum demand on the station is 90MW.Calculate the load
factor and diversity factor if the total numbers of units generated in a year
are 3×10

^{8 }
3. Explain in detail on
plant level control.

4. Explain in detail on
System level control and various load scheduling and its types

5. Explain in detail about two area load frequency control
system and explain the uncontrolled static analysis and Draw the block diagram

6. Explain the static and dynamic response of single area
system

7. What are the components of speed governor system of an
alternator? Derive its transfer function with an aid of a block diagram

8. Illustrate the block diagram model of two area LFC system
and obtain its static response.

9. Explain static and dynamic analysis of AVR and explain
stability compensation.

10. With neat sketch explain the block diagram model of exciter
system

11. Discuss in detail about the generation and absorption of
reactive power

12. Derive the relation between voltage, power and reactive
power at a node for applications in a power system control

13. What is unit commitment problem? Discuss its constraints

14. Explain the priority list method using suitable numerical
example

15. Explain in detail
about forward dynamic programming method with suitable diagram

16. Look into problem
related to finding the optimal dispatch (UNIT IV)

17. Explain the various states
of the system and control actions to be taken to make the system secure. Draw the power system
state
transition diagram with neat sketch

18. With a neat block diagram explain SCADA and Security
analysis and control in detail

19. Briefly discuss the various functions of energy control centre

20. Explain the operating states of a power system in the
security perspective with an example