E3 Changes Due to the Loading of Shipboard Antennas
IEEE Southeastern Michigan: Chapter VIII (EMC)
Southeastern Michigan IEEE EMC Chapter Virtual technical meeting.
Amy Pinchuk
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- Date: 18 Nov 2021
- Time: 10:30 PM UTC to 12:30 AM UTC
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Amy Pinchuk of InField Scientific Inc.
E3 CHANGES DUE TO THE LOADING OF SHIPBOARD ANTENNAS
Major objectives of Electromagnetic Environmental Effects (E3) analysis of navy ships are to determine: Antenna coverage/Radiation Patterns (Obstruction blockage), Source Victim field exposure (Radiated susceptibility) and Radiation Hazards (RADHAZ) to Personnel, Ordnance, and Fuel. The E3 simulation results are highly dependent upon the loads terminating the shipboard antenna models. The loads are influenced by the distribution networks and the tuning of the receivers connected to the antennas. Radiation patterns of a source antenna are shown to change significantly depending on the tuning of the surrounding antenna receivers. The field exposure of victim systems can exceed radiated susceptibility limits depending on the tuning of nearby non-transmitting antenna receivers. RADHAZ limits for personnel can alternate from being above or below the permissible limits depending on the tuning of nearby antenna receivers. The effects of distribution networks and receiver tuning are often overlooked in shipboard E3 analyses and measurements.
Biography:
Dr. Amy Pinchuk is the president and founder of InField Scientific Inc (1994). InField specializes in electromagnetic compatibility and interference (EMC/EMI), electromagnetic environmental effects (E3), Radiation Hazards (RADHAZ), and computational electromagnetic analysis. For the past twenty five years, InField's primary focus has been electromagnetic analysis and testing of military shipboard environments for the Royal Canadian Navy and for the New Zealand Royal Navy. She has also taught a Software Engineering course at McGill University. She received her Ph. D. (1988), M. Eng. (1985) and B. Eng. (1983) from McGill University under the supervision of Dr. Peter Silvester. She was a visiting scholar at Cambridge University in England (1985). Dr. Pinchuk is the IEEE Montreal Section Past Chair and the EMC/EPS Montreal Chapter Past Chair. She was a member of the IEEE EMC Society Board of Directors, and the Canadian Chair for URSI Section B. She is the author of several children's books which focus on engineering for youngsters.
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Address:Quebec, Canada
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