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
Dans les plans d'études
- Semestre: Printemps
- Forme de l'examen: Pendant le semestre (session d'été)
- Matière examinée: Electromagnetic compatibility
- Cours: 3 Heure(s) hebdo x 14 semaines
- Exercices: 1 Heure(s) hebdo x 14 semaines
- Type: optionnel
- Semestre: Printemps
- Forme de l'examen: Pendant le semestre (session d'été)
- Matière examinée: Electromagnetic compatibility
- Cours: 3 Heure(s) hebdo x 14 semaines
- Exercices: 1 Heure(s) hebdo x 14 semaines
- Type: optionnel
- Semestre: Printemps
- Forme de l'examen: Pendant le semestre (session d'été)
- Matière examinée: Electromagnetic compatibility
- Cours: 3 Heure(s) hebdo x 14 semaines
- Exercices: 1 Heure(s) hebdo x 14 semaines
- Type: optionnel
- Semestre: Printemps
- Forme de l'examen: Pendant le semestre (session d'été)
- Matière examinée: Electromagnetic compatibility
- Cours: 3 Heure(s) hebdo x 14 semaines
- Exercices: 1 Heure(s) hebdo x 14 semaines
- Type: optionnel
Semaine de référence
| Lu | Ma | Me | Je | Ve | |
| 8-9 | |||||
| 9-10 | |||||
| 10-11 | |||||
| 11-12 | |||||
| 12-13 | |||||
| 13-14 | |||||
| 14-15 | |||||
| 15-16 | |||||
| 16-17 | |||||
| 17-18 | |||||
| 18-19 | |||||
| 19-20 | |||||
| 20-21 | |||||
| 21-22 |
Légendes:
Cours
Exercice, TP
Projet, Labo, autre