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1. B.Tech. VI Semester (Main) Examination, May-June 2015
. Electrical Engineering
6EE5A Smart Grid Technology
(Common for EE,EX)
ia
fr.
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Time : 3 Hours Maximum Marks
Min. Passing Marks
Instructions to Candidates:
Attempt any fre questions, selecting one question from each unit. All questions
carry equal marks. (Schematic diagrams must be shown wherever necessory.
Any data you feel missing suitably be assumed and stated clearly. Units o.f
quantities used/calculated must be stated clearly.
Unit - I
1. a) Write a short note on "need of electricity"? Draw the power distribution
diagram defining a1l three sections ofpower grid.
b) What are the initiatives taken by Indian economy for smart grid.
OR
Differentiate the resilience grid and selfhealing grid.
Describe the opportunities and challenges relate to smart grid.
Unit - il
2. a) Briefly explain the concept ofpiug in hybrid electric vehicle technology and it
chalienges. (8)
b) What is smart substation? Describe the different types of smart substation.
(8)
1. a)
b)
:80
:24
(8)
(8)
(8)
(8)
6E 6075 lzors (1) IContd....

2. 2. a)
b)
3' a)
b)
4. a)
b)
3.4
b)
4. a)
b)
OR
What is distribution management system? what is the need of distribution
management system in electric power distribution system? (8)
Define Feeder Automation with its application.
(8)
Unit - III
Explain how the smart meters can be play an important role to make a system
smai:t. (8)
What is Intelligent Electronic Device(IED)? Explain the functions of IED. (8)
OR
Explain the concept ofphase measurement unit and also its applications. (8)
Explain the communication network topologies used for data transmission
in advanced metering infrastructure.
Unit - IV
Highlight the issues related to power quality in smart grid.
Explain web based power quality monitoring.
(8)
OR
What is electromagnetic compatibility? Describe relation voltage quality and
electromagnetic compatibiliry (8)
Describe the concept of power quality conditioners related to smart grid. (8)
Unit - Y
Write a short note on cyber security for smart grid.
Describe IP based protocols.
(8)
(8)
5. a)
b)
(8)
(8)
(t)6E 6075

3. !. a)
b)
on
What is Broadband over power line? Explaiq working and feature of
broadband over power line.
What do you understand by 'cloud computing'Explain briefly.
(8)
(8)
6E 607s (3)