فهرس المقالات primary frequency control حرية الوصول المقاله صفحة الملخص نص كامل 1 - Fuzzy-Logic Based Frequency Controller for Wind Farms Augmented With Energy Storage and PV Systems Maryam Torabi Osguie Mehran Ansarin Masoud Solouki Abbas Nemati Yeganeh Bakhshizadeh