JNTU Kakinada B-Tech 4-2 POWER SYSTEM REFORMS R13 April 2018 Question Paper

IV B.Tech II Semester Regular/Supplementary Examinations, April – 2018
POWER SYSTEM REFORMS (Electrical and Electronics Engineering)Time: 3 hours Max. Marks: 70
Question paper consists of Part-A and Part-B
Answer ALL sub questions from Part-A
Answer any THREE questions from Part-B
*****

PART ?A (22 Marks)1. a) What are the characteristics of Bilateral Contracts restructuring model? [4]
b) What is meant by available transfer capability (ATC)? Write its importance. [4]
c) What is meant by congestion management in transmission network? [3]
d) What is meant by backwardation in forward price curves? [3]
e) What is the role of ISO in electric power market? [4]
f) What is meant by ancillary service? What types of functions are extended by
ancillary services?
[4]

PART ?B (3×16 = 48 Marks)2. a) Explain the role of ISO in bilateral and pool markets under competitive market
environment.
[8]
b) What is a market power? What are the types of Market Power? Explain in
detail.
[8]

3. Explain the structure of open access same-time information system (OASIS).
Also, explain how the information is posted in OASIS.
[16]

4. Explain in detail congestion management methods in power markets. [16]

5. Discuss in detail about the electricity price volatility in electricity markets.
Explain the factors which contribute to volatility of prices in electricity
markets? How electricity price volatility is measured.

[16]

6. Discuss about operational planning activities of GENCO in a competitive
market environment.
[16]

7. Explain following ancillary services briefly: (i) Reactive Power and Voltage Control Service (ii) Scheduling and Dispatch Services (iii) Black Start Capability Service (iv) Reserves Services (v) Frequency Control

[16]

Code No: RT42024D
Set No. 1
R13
1 of 1