Download GTU BE/B.Tech 2019 Summer 7th Sem Old 170905 Advanced Power System I Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 7th Sem Old 170905 Advanced Power System I Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?VII (OLD) EXAMINATION ? SUMMER 2019
Subject Code: 170905 Date: 10/05/2019

Subject Name:Advanced Power System - I

Time: 02:30 PM TO 05:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

Q.1 (a) Explain the classification of FACTS controllers based on their connection in the
power systems. Also Discuss advantages of FACTS.
07
(b) Discuss shunt compensation of reactive power for transmission line. 07

Q.2 (a) Discuss the operation, characteristics, and features of IGBT for HVDC
convertors.
07
(b) Brief about HVDC transmission line in India. Also list out limitations of HVDC
transmission line.
07
OR
(b) Give the comparison between HVDC link and EHVAC link. 07

Q.3 (a) Explain the operating characteristics of FC-TCR with the sketch of single line
diagram.
07
(b) Sketch different TSC configurations and also explain the operating
characteristics of TSC.
07
OR
Q.3 (a) Draw a layout of Saturated Reactor (SR) compensator. Discuss the operating
characteristics of SR.
07
(b) Give the comparison of different SVCs. 07

Q.4 (a) Explain the conduction sequence in 6 pulse converter with necessary waveforms. 07
(b) Discuss the concept of Inverter Extinction Angle Control (EAG) in detail. 07

OR
Q.4 (a) Why the study of Harmonic is important? Also discuss the sources of Harmonic
in power system.
07
(b) Prove that power transmitted by bipolar DC line is same as that of 3 ? phase
AC line with necessary assumptions.
07

Q.5 (a) Write a short note on Automatic Generation Control (AGC). 07
(b) Explain the synchronous condensers with their applications. 07
OR

Q.5 (a) Briefly explain the equipments required for HVDC transmission system. 07
(b) Explain power reversal in DC link. 07

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