فهرس المقالات ultra-saturation phenomenon حرية الوصول المقاله صفحة الملخص نص كامل 1 - A New Model for Analysis of Unusual Mal-Operation of Differential Protection Due to the Ultra-Saturation Phenomenon during the Loaded Power Transformer Energization Bahram Noshad حرية الوصول المقاله صفحة الملخص نص كامل 2 - Determination of a New Model to Study Ultra-Saturation Phenomenon During the Loaded Power Transformer Energization and its Effect on Differential Bahram Noshad