Analysis of distribution laws of transformer oil indicators in 110-330 kV transformers

• Date: 2021
• Main Authors: Shutenko, O., Ponomarenko, S.
• Format: Article
• Language: English; Ukrainian
• Published: National Technical University "Kharkiv Polytechnic Institute" and Аnatolii Pidhornyi Institute of Power Machines and Systems of NAS of Ukraine 2021
• Subjects: transformer oil; oil indicators; operating time; statistical analysis; distribution laws; goodness-of-fit criteria; Weibull distribution; density functions
• Online Access: https://eie.khpi.edu.ua/article/view/239261
• Journal Title: Electrical Engineering & Electromechanics

Introduction. Ensuring the operational reliability of power transformers is an urgent task for the power industry in Ukraine and for most foreign countries. One of the ways to solve this problem is the correction of maximum permissible values of insulation parameters. However, such a correction is f...