Electromagnetic compatibility
Summary
In this lecture, students will get the basic knowledge on electromagnetic compatibility.
Content
1. EMC concept : Source of EM disturbances, victims, coupling path. Incompatibility problems and hierarchy of responsibilities.
2. Coupling Modes : Galvanic, inductive, capacitive, radiation. Calculation methods. Definition of and methods of measuring and calculating transfer impedance.
3. Low Frequency coupling models : Inductive and capacitive coupling. Equivalent coupling circuit. Determination of mutual capacitance and inductance. Methods for reducing interferences. Shielded and twisted cables
4. Transmission line coupling models : Transmission line parameters. Source term representation. Time-domain and frequency-domain solution of coupling equations. Coupling to shielded cables.
5. Grounding, Balancing and Filtering : Grounding philosophies, ground loops, non-ideal behavior of components, basic filter properties, common-mode rejection ratio
6. Shielding : Perfect shield. Field penetration. Shielding effectiveness. Shielding materials. Static field shielding. Shielding continuity. Apertures.
7. EMC in electronic circuits : Grounding. Radiation of digital circuits. Protective measure
8. Lightning electromagnetic effects : Lightning phenomena. Different categories of lightning discharge. Cloud-to-ground lightning discharge. Direct and indirect effects of lightning.
Learning Prerequisites
Recommended courses
Electromagnetics I and II
Learning Outcomes
By the end of the course, the student must be able to:
- Identify and analyze sources of electromagnetic disturbances
- Identify the method of analysis of an EMC problem
- Be capable of analyzing electromagnetic interference problems
- Understand basic mitigating techniques in EMC
- Understand shielding mechanisms and electromagnetic coupling
Teaching methods
Ex Cathedra presentations, demonstrations, lab sessions, assignments and mini-projects
Assessment methods
During the semester
In the programs
- Semester: Spring
- Exam form: During the semester (summer session)
- Subject examined: Electromagnetic compatibility
- Courses: 3 Hour(s) per week x 14 weeks
- Exercises: 1 Hour(s) per week x 14 weeks
- Type: optional
- Semester: Spring
- Exam form: During the semester (summer session)
- Subject examined: Electromagnetic compatibility
- Courses: 3 Hour(s) per week x 14 weeks
- Exercises: 1 Hour(s) per week x 14 weeks
- Type: optional
- Semester: Spring
- Exam form: During the semester (summer session)
- Subject examined: Electromagnetic compatibility
- Courses: 3 Hour(s) per week x 14 weeks
- Exercises: 1 Hour(s) per week x 14 weeks
- Type: optional
- Semester: Spring
- Exam form: During the semester (summer session)
- Subject examined: Electromagnetic compatibility
- Courses: 3 Hour(s) per week x 14 weeks
- Exercises: 1 Hour(s) per week x 14 weeks
- Type: optional
Reference week
| Mo | Tu | We | Th | Fr | |
| 8-9 | |||||
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Légendes:
Lecture
Exercise, TP
Project, Lab, other