A New Approach for Estimating Insulation Condition of Field Transformers Using FRA

• Main Authors: Yousof, Mohd Fairouz Mohd, Al-Ameri, Salem, Ahmad, Hussein, Illias, Hazlee Azil, Md Arshad, Syahrun Nizam
• Format: Article
• Published: Stefan cel Mare University of Suceava 2020
• Subjects: TK Electrical engineering. Electronics Nuclear engineering
• Online Access: http://eprints.um.edu.my/24643/; https://doi.org/10.4316/AECE.2020.01005

Frequency response analysis (FRA) is a tool for evaluating mechanical integrity of transformer's core and winding. However, several studies have reported that FRA is also sensitive to other parameters such as temperature, moisture content and presence of oil. Since some of these parameters are...