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 ECE 401 - Quasi-Static Electric and Magnetic Fields

Description: Credit 3U/4G. Static electric and magnetic fields. Material description, boundary value problems. Field energy, its conversion and scaling laws. Quasi-static fields, field diffusion, eddy currents, energy losses.

Prerequisite: ECE 322

Textbooks: "Electromagnetic Concepts and Applications," S.V. Marshal, R.E. DuBroff, G.G. Skitek, Prentice Hall, N.J., Fourth Edition.

Topics:

• Vector calculus (gradient, divergence, circulation, Green's theorems, determination of fields from sources)
• Electrostatic field in vacuum, potential and its properties, multi-pole expansion, dipoles,

• charges at interfaces and double layer.
• Electrostatic fields in material media, boundary value problems, Green's function and

• reciprocity.
• Electrostatic energy, capacitance, scalling laws for electrostatic energy, forces, actuation, and

• electrostatic energy conversion.
• Magnetostatic fields in vacuum, magnetic scalar and vector potentials, multi-pole expansion,

• magneticdipoles.
• Magnetostatic fields in material media, boundary value problems, magnetic circuits, magnatic

• coupling and reciprocity.
• Magnetostatic energy, inductance, scaling laws, magnetic forces, actuation and energy conversion.
• Maxwell's equations and quasi-static electro-magnetic fields, electromagnetic induction and

• transformers.
• Diffusion of quasi-static fields into conducting medium, boundary value problems, eddy currents and proximity effects.
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Topic revision: r1 - 2010-06-30 - 20:44:57 - Main.ala

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