Engineering Electromagnetics 1 0909.301.01 Fall 2004

1
Engineering Electromagnetics 10909.301.01 Fall
2004
Lab Project 3 Pre-lab LectureOctober 20, 2004

• Shreekanth Mandayam
• ECE Department
• Rowan University
• http//engineering.rowan.edu/shreek/fall04/eemag1
  /

2
Plan

• Magnetics Applications
• Magnetostatics
• Governing equations
• Amperes Law Analytical solutions for a
  infinitely long wire
• Magnetic vector potential
• Poissons Equation for Magnetostatics
• Magnetostatic boundary conditions
• Lab Project 3

3
EEMAG-1 Topics Today
4
Magnetics Applications
Wirebond from chip to package
A pig for pipeline inspection
5
Governing Equations
Field due to an infinite wire
dl
Is
f
ds
6
Poissons Equation
Vector Poissons Equation
Scalar Laplacian
7
Magnetostatic BCs

• Two types of BCs
• Basic Equations

8
Magnetostatic BCs
9
Lab Project 3

• http//engineering.rowan.edu/shreek/fall04/eemag1
  /labs/lab3.html

10
Summary