PX4003 - Electromagnetic Field Computation and Modelling (Syllabus) 2021-regulation Anna University

PX4003 - Electromagnetic Field Computation and Modelling (Syllabus) 2021-regulation Anna University

PX4003

ELECTROMAGNETIC FIELD COMPUTATION AND MODELLING

 LPTC

3003

OBJECTIVES:
• To refresh the fundamentals of Electromagnetic Field Theory
• To provide foundation in formulation and computation of electromagnetic field equations using analytical methods
• To impart knowledge in the concept of problem formulation and computation of electromagnetic field equations using numerical methods.
• To compute and analyze the field quantities using FEM.
• To formulate, solve, analyze and optimize the design of electrical components

UNIT I

INTRODUCTION

9

Review of basic field theory – Maxwell’s equations – Constitutive relationships and Continuity equations – Laplace, Poisson and Helmholtz equation – principle of energy conversion – force/torque calculation

UNIT II

BASIC SOLUTION METHODS FOR FIELD EQUATIONS

9

Limitations of the conventional design procedure need for the field analysis based design, problem definition, boundary conditions, solution by analytical methods - direct integration method – variable separable method – method of images.


UNIT III

SOLUTION BY NUMERICAL METHODS

9

Finite Difference Method - Finite Element method – Boundary Elimination method - Variational Formulation – Energy minimization – Discretisation – Shape functions –Stiffness matrix –1D and 2D planar and axial symmetry problems

UNIT IV

COMPUTATION OF BASIC QUANTITIES USING FEM PACKAGES

9

Basic quantities – Energy stored in Electric Field – Capacitance – Magnetic Field – Linked Flux – Inductance – Force – Torque – Skin effect – Resistance

UNIT V

DESIGN APPLICATIONS

9

Design of Insulators –Magnetic actuators – Transformers – Rotating machines.

TOTAL : 45 PERIODS

OUTCOMES:
• Ability to understand the field theory concepts
• Ability to formulate and compute Electromagnetic Fields from Maxwell’s equations.
• Ability to formulate FEM problems from the fundamentalconcepts
• Ability to compute the respective field using FEM ( post processing)
• Ability to check and optimize the design of electrical power equipment

REFERENCES:
1. Matthew. N.O. Sadiku, “Elements of Electromagnetics”, Seventh Edition, Oxford University Press, First Indian Edition 2018.
2. K.J.Binns, P.J.Lawrenson, C.W Trowbridge, “The analytical and numerical solution of Electric and magnetic fields”, John Wiley & Sons, 1995.
3. Nicola Biyanchi, “Electrical Machine analysis using Finite Elements”, Taylor and Francis Group, CRC Publishers, 2005.
4. Nathan Ida, Joao P.A.Bastos, “Electromagnetics and calculation of fields”, Springer- Verlage, 1997.
5. S.J Salon, “Finite Element Analysis of Electrical Machines” Kluwer Academic Publishers, London, Second Edition, 2011, distributed by TBH Publishers & Distributors, Chennai, India.
6. Silvester and Ferrari, “Finite Elements for Electrical Engineers” Cambridge University press, Third Edition 1996.

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