Course Details
Subject {L-T-P / C} : EE6401 : Machine Analysis { 3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Gopalakrishna Srungavarapu
Syllabus
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 Objectives
- Understand the basic principles of operation of electrical machines and apply them in the analysis of electrical drive systems
- Understand the method of performing dynamic analysis of electrical machines and apply this knowledge for dynamic simulation of electrical drive systems
- Simplify the mathematics involved in simulations of electrical machines and drive systems by the use of transformations between reference frames
- Understand and develop the method of performing dynamic analysis by computer simulations of electrical machines
Course Outcomes
Perform computer simulation of a transformers or any coupled coils with or without core saturation <br />Derive inductance of different machines <br />Simulate torque speed characteristics and currents of induction machines <br />Perform proper transformations on machine equations to simplify analysis <br />Dynamic analysis of DC machines <br />Understanding BLDC machine and BLDC drive
Essential Reading
- P. C. Krause, Oleg Wasynczuk, S. D. Sudhoff, Analysis of Electric Machinery and Drive Systems, John Wiley , 2004
- C. M. Ong, Dynamic Simulations of Electric Machinery: Using Matlab/Simulink, Prentice-Hall , 1998
Supplementary Reading
- M.G. Simoes, Felix A. Farret,, Modelling and Analysis with Induction Generators, CRC Press , 2015
- P.S. Bhimbra, Generalized Theory of Electrical Machines, Khanna Publishers , 2006