Thermomechanical loads of powerful turbogenerator stator winding insulation in the presence of water cooling defects

• Дата: 2023
• Автори: Kuchynskyi, K. A., Kensytsky, O. H.
• Формат: Стаття
• Мова: English; Ukrainian
• Опубліковано: National Technical University "Kharkiv Polytechnic Institute" and State Institution “Institute of Technical Problems of Magnetism of the National Academy of Sciences of Ukraine” 2023
• Теми: турбогенератор; обмотка статора; водяне охолодження; порушення циркуляції; термомеханічні навантаження; turbogenerator; stator winding; water cooling; violation of circulation; thermomechanical loading
• Онлайн доступ: http://eie.khpi.edu.ua/article/view/265000
• Назва журналу: Electrical Engineering & Electromechanics

Introduction. An analysis of incidents linked to power units’ emergency disconnecting from network as a result of turbogenerators’ malfunction on the NPP of Ukraine is conducted. It is identified, that the reason of the majority of incidents is an insufficient reliability of the stator winding’s dir...