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Power System Analysis
Per Unit System
Marks 1Marks 2
Power Generation Cost
Marks 1Marks 2Marks 5
Power System Stability
Marks 1Marks 2Marks 5
Symmetrical Components and Symmetrical and Unsymmetrical Faults
Marks 1Marks 2Marks 5
Circuit Breaker
Marks 1Marks 2Marks 5
Switch Gear and Protection
Marks 1Marks 2Marks 5
Load Flow Studies
Marks 1Marks 2Marks 5
High Voltage Dc Transmission
Marks 1
Generating Power Station
Marks 1Marks 2
Parameters and Performance of Transmission Lines
Marks 1Marks 2Marks 5
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1
GATE EE 2010
MCQ (Single Correct Answer)
+1
-0.3
Power is transferred from system $$A$$ to system $$B$$ by an $$HVDC$$ link as shown in the figure. If the voltage $${V_{AB}}$$ and $${V_{CD}}$$ are as indicated in the figure, and 1 > 0, then GATE EE 2010 Power System Analysis - High Voltage Dc Transmission Question 2 English
A
$${V_{AB}}\, < \,0,\,\,{V_{CD}}\, < 0,\,\,{V_{AB}}\, > \,{V_{CD}}$$
B
$${V_{AB}}\, > \,0,\,\,{V_{CD}}\, > 0,\,\,{V_{AB}}\, < \,{V_{CD}}$$
C
$${V_{AB}}\, > \,0,\,\,{V_{CD}}\, > 0,\,\,{V_{AB}}\, > \,{V_{CD}}$$
D
$${V_{AB}}\, > \,0,\,\,{V_{CD}}\, < 0,\,\,{V_{AB}}\, > \,{V_{CD}}$$
2
GATE EE 2007
MCQ (Single Correct Answer)
+1
-0.3
Two regional system, each having several synchronous generators and loads are interconnected by an ac line and a HVDC link as shown in the figure. Which of the following statements is true in the steady state: GATE EE 2007 Power System Analysis - High Voltage Dc Transmission Question 3 English
A
Both regions need not have the same frequency
B
The total power flow between the regions (Pac + Pdc) can be changed by controlling the HVDC converters alone
C
The power sharing between the ac line and the HVDC link can be changed by controlling the HVDC converters alone.
D
The directions of power flow in the HVDC link (Pdc) cannot be reversed.
3
GATE EE 2006
MCQ (Single Correct Answer)
+1
-0.3
An HVDC link consists of rectifier, inverter transmission line and other equipments. Which one of the following is true for this link?
A
The transmission line produce/supplies reactive power
B
The rectifier consumes reactive power and the inverter supplies reactive power from/to the respective connected consumes
C
Rextifier supplies reactive power and the inverted consumes reactive power to/from the respective connected AC systems
D
Both the converters (rectifier and inverter) consume reactive power from the respective connected AC systems.
4
GATE EE 2005
MCQ (Single Correct Answer)
+1
-0.3
High Voltage DC (HVDC) transmission is mainly used for
A
bulk power transmission over very long distances
B
inter-connecting two systems with the same nominal frequency
C
eliminating reactive power requirement in the operation
D
minimizing harmonics at the converter stations
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Questions Asked from Marks 1
GATE EE 2015 Set 1 (1) GATE EE 2010 (1) GATE EE 2007 (1) GATE EE 2006 (1) GATE EE 2005 (1) GATE EE 2003 (1) GATE EE 2000 (1) GATE EE 1998 (1) GATE EE 1994 (1)
GATE EE Subjects
Electromagnetic Fields
Signals and Systems
Engineering Mathematics
General Aptitude
Power Electronics
Power System Analysis
Analog Electronics
Control Systems
Digital Electronics
Electrical Machines
Electric Circuits
Electrical and Electronics Measurement