Apr 27, 2024  
2014-2015 Undergraduate Academic Catalog 
    
2014-2015 Undergraduate Academic Catalog [ARCHIVED CATALOG]

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ET 4250 - Electromagnetic Field Applications

3 lecture hours 2 lab hours 4 credits
Course Description
This course is a continuation of ET-3201 and ET-4261. Electrostatic and magnetostatic fields are extended to potentials, time-dependent electromagnetic fields, and Maxwell’s equations through the concepts of Faraday’s law and displacement current. Several application topics are covered in both the lecture and laboratory, including magnetic circuits, mutual inductors, antenna radiation and links, and an introduction to electromagnetic interference (EMI) and signal integrity. (prereq: ET 3060  , ET 4261  )
Course Learning Outcomes
Upon successful completion of this course, the student will be able to:
• Determine potential difference from electric field intensity, especially in capacitance calculations
• Determine the magnetic field intensity for idealized current distribution using Ampere’s Circuital law
• Determine the current for a desired flux value in a series magnetic circuit with or without an air gap
• Determine inductance and impedance in mutual inductor circuits
• Describe the meaning of each term in Maxwell’s equation in integral form
• Calculate power and power density of electromagnetic plane waves.
• Determine losses and power levels in antenna links
• Describe the basic principles of signal integrity (SI) and electromagnetic interference (EMI)
Prerequisites by Topic
• Electrostatics and magnetostatics
• Transmission lines
• Fourier domain concepts
Course Topics
• Course introduction, electrical potential, dielectrics, and capacitance (6 classes)
• Ampere’s Circuital law, magnetics concepts and circuits and inductance (4 classes, 1 lab section)
• Faraday’s law, mutual inductors, displacement current, capacitive and inductive coupling, time-varying Maxwell’s equations (4 classes)
• Plane wave propagation, power density and power (3 classes)
• Antennas and links (3 classes)
• Signal integrity/EMI topics (1 class)
• Homework and exam sessions (including final exam) (10 classes)
Laboratory Topics
• Gauss’s law and Capacitance (lecture, experiment, and simulation) (3 sessions)
• Magnetic Circuits (lecture, simulation, and experiment) (3 sessions)
• Mutual Inductor (1 session)
• Electrostatic and Magnetostatic coupling (1 session)
• Antenna Link (1 session)
• EMI measurements (1 session)
Coordinator
Robert Strangeway



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