課程介紹

首頁 修業資訊 課程介紹課程大綱

課程目標

As part of this course, students will develop a SOLID understanding of vector analysis, electrostatic fields, steady electric current, electrostatic boundary-value problems, and magnetostatic fields.

修習條件

主要教本

Textbook:

1. Matthew M.O. Sadiku, Elements of Electromagnetics, 6th ed.(Oxford University Press, 2015).

2. Lecture notes [available on LMS (https://lms.ncu.edu.tw) prior to the class]


References:

1. David K. Cheng, Field and Wave Electromagnetics, 2nd ed. (Addison-Wesley, 1989).
2. U. S. Inan, A. Inan, and Ryan Said, Engineering Electromagnetics and Waves, 2nd ed. (Pearson Education Limited, 2016).
3. W. H. Hayt and J. Buck, Engineering Electromagnetics, 6th ed. (McGraw-Hill, 2001).

內容大綱

1. Vector Analysis
Vector Algebra, Orthogonal Coordinate Systems and Transformation, Integrals Containing Vector Functions, Gradient of a Scalar Field, Divergence of a Vector Field and Divergence Theorem, Curl of Vector Field and Stoke's Theorem, Two Null Identities, Laplacian of a Scalar Field, Classification of Vector Field and Helmholtz’s Theorem

2. Electrostatic Fields
Coulomb's Law and Field Intensity, Electric Fields due to Continuous Charge Distributions, Electric Flux Density in Free Space, Gauss's Law, Applications of Gauss's Law, Electric Potential, Relationship between E and V

3. Electric Fields in Material Space
Properties of Materials, Conductors in Static Field, Polarization in Dielectrics, Electric Flux Density and Dielectric Constant, Dielectric Tensor, Boundary Conditions for Electrostatic Fields, Electrostatic Energy and Forces

4. Electrostatic Boundary-Value Problems
Poisson's and Laplace's Equations, Uniqueness Theorem, Boundary-Value Problems in Cartesian Coordinates, Boundary-Value Problems in Cylindrical Coordinates, Boundary-Value Problems in Spherical Coordinates, Capacitance and Capacitors, Method of Images

5. Steady Electric Currents 
Convection and Conduction Currents, Current Density and Ohm's Law, Electromotive Force and Kirchhoff's Voltage Law, Equation of Continuity and Kirchhoff's Current Law, Power Dissipation and Joule's Law, Boundary Conditions for Current Density, Resistance Calculations

6. Magnetostatic Fields
Introduction, The Biot-Savart’s Law and Applications, Ampère's Circuit Law, Magnetic Flux Density, Magnetic Scalar and Vector Potentials, Derivation of Biot-Savart's Law and Ampère's Law

7. Magnetic Forces, Materials, and Devices
Forces due to Magnetic Fields, Magnetic Torque and Moment, A Magnetic Dipole, Magnetization and Equivalent Current Densities, Magnetic Field Intensity and Relative Permeability, Behavior of Magnetic Materials, Boundaries Conditions for Magnetostatic Fields, Magnetic Energy