EC8072 - ELECTROMAGNETIC INTERFERENCE AND COMPATIBILITY (Syllabus) 2017-regulation Anna University

EC8072	ELECTROMAGNETIC INTERFERENCE AND COMPATIBILITY	LPTC

3003

OBJECTIVES:

• To introduce the basic concepts of Electromagnetic Interference
• To teach the importance of Electromagnetic Compatible designs
• To explain the existing standards for Electromagnetic Compatibility

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UNIT I	EMI/EMC CONCEPTS	9

EMI-EMC definitions; Sources and Victims of EMI; Conducted and Radiated EMI Emission and Susceptibility; Case Histories; Radiation Hazards to humans.

UNIT II	EMI COUPLING PRINCIPLES	9

Conducted, radiated and transient coupling; Common ground impedance coupling; Common mode and ground loop coupling; Differential mode coupling; Near field cable to cable coupling; Field to cable coupling; Power mains and Power supply coupling; Transient EMI, ESD.

UNIT III	EMI CONTROL	9

Shielding; EMI Filters; Grounding; Bonding; Isolation transformer; Transient suppressors; EMI Suppression Cables.

UNIT IV	EMC DESIGN FOR CIRCUITS AND PCBS	9

Noise from Relays and Switches; Nonlinearities in Circuits; Cross talk in transmission line and cross talk control; Component selection and mounting; PCB trace impedance; Routing; Power distribution decoupling; Zoning; Grounding; VIAs; Terminations.

UNIT V	EMI MEASUREMENTS AND STANDARDS	9

Open area test site; TEM cell; EMI test shielded chamber and shielded ferrite lined anechoic chamber; Line impedance stabilization networks; EMI Rx and spectrum analyzer; Civilian standards - CISPR, FCC, IEC, EN; Military standards-MIL461E/462.

TOTAL : 45 PERIODS

OUTCOMES:At the end of the course, the student should be able to:

• Identify the various types and mechanisms of Electromagnetic Interference
• Propose a suitable EMI mitigation technique
• Describe the various EMC Standards and methods to measure them

TEXT BOOKS:

1. V.P.Kodali, ―Engineering EMC Principles, Measurements and Technologies‖, IEEE Press, Newyork, 1996.(Unit I – V)
2. Henry W.Ott., Noise Reduction Techniques in Electronic Systems‖, A Wiley Inter Science Publications, John Wiley and Sons, Newyork, 1988. (Unit – IV)

REFERENCES

1. C.R.Paul,‖Introduction to Electromagnetic Compatibility‖ , John Wiley and Sons, Inc, 1992.
2. Bemhard Keiser, ―Principles of Electromagnetic Compatibility‖, 3rd Ed, Artech house, Norwood, 1986.
3. Don R. J.White Consultant Incorporate, ―Handbook of EMI/EMC‖, Vol I-V, 1988.