CALCULATION ESTIMATION OF OVERVOLTAGE ON INSULATION OF THE EQUIPMENT OF A SUBSTATION AT THE LIGHTNING STRIKE IN ITS LIGHTNING ARRESTER

• Дата: 2019
• Автори: Nizhevskyi, I. V., Nizhevskyi, V. I.
• Формат: Стаття
• Мова: English; Ukrainian
• Опубліковано: National Technical University "Kharkiv Polytechnic Institute" and Аnatolii Pidhornyi Institute of Power Machines and Systems of NAS of Ukraine 2019
• Теми: lightning overvoltage; substation; lightning arrester; volt-second characteristic; insulator string; electric field; air gap; permissible voltage; transformer case; pulsed electric strength; 621.316.93
• Онлайн доступ: http://eie.khpi.edu.ua/article/view/2074-272X.2019.3.11
• Назва журналу: Electrical Engineering & Electromechanics

Purpose. The complex approach to calculating thunderstorm overvoltage on substation equipment is considered when lightning strikes in a lightning rod. Methodology. The conditions of safe passage of lightning current through a lightning arrester are formulated. Results. It is shown that the calculati...