National Institute of Technology Rourkela

राष्ट्रीय प्रौद्योगिकी संस्थान राउरकेला

ଜାତୀୟ ପ୍ରଯୁକ୍ତି ପ୍ରତିଷ୍ଠାନ ରାଉରକେଲା

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Syllabus

Course Details

Subject {L-T-P / C} : EE6401 : Machine Analysis { 3-0-0 / 3}

Subject Nature : Theory

Coordinator : Gopalakrishna Srungavarapu

Syllabus

Module 1 :

Module1: 14 Hours
Basic Principles of Electric Machine Analysis: Magnetically Coupled Circuits, Computer Simulation of Linear and Non-linear Magnetic System. Electromechanical Energy Conversion, Air-Gap MMF.

Module2: 8 Hours
Voltage Equations in AC Machines and Reference Frame Theory: Winding inductances, Voltage equations in AC machines, Transformations between abc and qd0 reference frame. Transformation of resistive elements and inductive elements.

Module3: 5 Hours
Symmetrical Induction Machines: Voltage equations in machine variables, Torque equations in machine variable, Voltage equations in arbitrary frame of reference, Torque equations in arbitrary frame of reference. q-axis and d-axis equivalent circuits of induction machine. Computer simulation of Induction Machine

Module4:3 Hours
Brushless DC Machines: Voltage equations and Torque equations in machine variable, Voltage equations and Torque equations in in arbitrary frame of reference. Introduction to BLDC drives

Module 5: 2 Hours
DC Machine: Voltage and Torque Equations, Dynamic Performance Analysis using Computer Simulation.

Module 6: 4 Hours
Synchronous Machine: Voltage equations and Torque equations in machine variable, Voltage equations and Torque equations in a reference frame fixed to rotor using Parks’s Transformations. Computer simulation of Synchronous Machine.

Course Objective

1 .

Understand the basic principles of operation of electrical machines and apply them in the analysis of electrical drive systems

2 .

Understand the method of performing dynamic analysis of electrical machines and apply this knowledge for dynamic simulation of electrical drive systems

3 .

Simplify the mathematics involved in simulations of electrical machines and drive systems by the use of transformations between reference frames

4 .

Understand and develop the method of performing dynamic analysis by computer simulations of electrical machines

Course Outcome

1 .

Perform computer simulation of a transformers or any coupled coils with or without core saturation
Derive inductance of different machines
Simulate torque speed characteristics and currents of induction machines
Perform proper transformations on machine equations to simplify analysis
Dynamic analysis of DC machines
Understanding BLDC machine and BLDC drive

Essential Reading

1 .

P. C. Krause, Oleg Wasynczuk, S. D. Sudhoff, Analysis of Electric Machinery and Drive Systems, John Wiley , 2004

2 .

C. M. Ong, Dynamic Simulations of Electric Machinery: Using Matlab/Simulink, Prentice-Hall , 1998

Supplementary Reading

1 .

M.G. Simoes, Felix A. Farret,, Modelling and Analysis with Induction Generators, CRC Press , 2015

2 .

P.S. Bhimbra, Generalized Theory of Electrical Machines, Khanna Publishers , 2006