Electrical  Effective Upto 2013


Code

:

150902


Common Name

:

PSA


Year

:

3


Sem

:

5

Theory Hours

:

3


Practical Hours

:

2


Tutorial Hours

:

0


Credits

:

5

Exam Marks

:

70


Midsem Marks

:

30


Practical Marks

:

50


Total

:

150


Syllabus Topics
Current and Voltage Relations on a Transmission Line
Representation of line, The short transmission line, The mediumlength line, The long transmission line: Solution of the differential equations, The long transmission line: Interpretation of the equations, The long transmission line: yperbolic form of the differential equations, The equivalent circuit of a long line, Power flow through a transmission line, Reactive compensation of transmission lines.
System Modeling
Construction of the synchronous machine, Armature reaction in a synchronous machine, The circuit model of a synchronous machine, The effect of synchronousmachine excitation, The ideal transformer, The equivalent circuit of a practical transformer, The Autotransformer, PerUnit Impedances in singlephase Transformer ci cuits, Threephase transformers, PerUnit Impedances of Threewinding Transformers, The oneline diagram, Impedance and Reactance Diagrams, The advantages of Perunit Computations.
Symmetrical ThreePhase Faults
Transients in RL Series circuits, ShortCircuit currents and the reactances of Synchronous machines, Internal voltages of loaded machines under transient conditions, The bus impedance matrix in fault calculations, A bus impedance matrix quivalent network, The selection of circuit breakers.
Symmetrical Components
Synthesis of Unsymmetrical phasors from their symmetrical components, Operators, The symmetrical components of unsymmetrical phasors, Phase shift of symmetrical components in StarDelta Transformer Banks, Power in terms of symmetrical components, Unsymmetrical Series impedances, Sequence Impedances and sequence networks, Sequence networks of Unloaded Generators, Sequence impedances of circuit elements, Positive and negative sequence networks, Zero sequence networks.
Unsymmetrical Faults
Single line to ground fault on an unloaded generator, Line to Line fault on an unloaded generator, Double Line to Ground fault on an unloaded generator, Unsymmetrical faults on power systems, Single line to Ground fault on a power system, Line to Line fault on a power system, Double Line to Ground fault on a power system, Interpretation of the nterconnected sequence networks, Analysis of unsymmetrical faults using the bus impedance matrix, Faults through impedance, Computer calculations of fault currents.
Corona
Critical Disruptive Voltage, Corona Loss, Line Design based on Corona, Disadvantages of Corona, Radio Interference, Inductive interference between Power and Communication lines.
Neutral Grounding
Effectively Grounded System, Ungrounded system, Resonant Grounding, Methods of Neutral Grounding, Generator Neutral Breaker, Grounding Practices.
Transients in Power Systems
Transients in Simple Circuits, 3phase Sudden Short Circuit of an Alternator, The Restriking Voltage after Removal of Short Circuit, Travelling Waves on Transmission Lines, Attenuation of Travelling Waves, Capacitance Switching, vervoltage due to Arcing Ground.
Books
Elements of Power Systems Analysis :
W. D. Stevenson Jr.,  McGraw Hill International.  4th Edition,



Electrical Power systems:
C. L . Wadhwa,  New Age International Publishers.  5th Edition,



Power Systems Analysis
A R Bergen, Vijay Vittal,  Pearson Education  2nd edition,



Electric Energy Systems Theory An Introduction
Olle I Elgerd,  Tata McGraw Hill.



Modern Power system Analysis
I J Nagrath, D P Kothari,  Tata McGraw Hill



Power System Analysis
Hadi Saadat,  Tata McGraw Hill



Advanced Engineering mathematics
E. Kreyszig  JohnWileyIndia



Linear Algebra and its applications
G. Strang  Thomson (2006  4th edition



Numerical Techniques in Electromagnetics with MATLAB
Matthew N.O. Sadiku,  CRC press, 2009, chapter 6.  Third Edition,



Finite element analysis of electrical machines
S. J. Salon,  Springer, India



Simulation of Power Electronic Circuits
M.B. Patil, V. Ramanarayanan, V.T. Ranganathan, Narosa, 2009.



Fundamentals of Power Electronics with MATLAB
Fandall Shaftar,  Cengage publications



Power Electronics  circuits, devices and applications
Prentice Hall of India,  Muhammad H. Rashid.  2nd ed., 2000



Exam Papers
GTU Result
 6,901  5,857  84.87  1,044  15.13  50 
 5,690  4,727  83.08  963  16.92  18 
 4,370  3,261  74.62  1,109  25.38  5 
 3,140  2,569  81.82  571  18.18  14 
 1,789  1,294  72.33  495  27.67  1 