(Power System Utilization Department) Thesis Title: Load Disaggregation Smart Meter by Non-Intrusive Load Monitoring using Evolutionary Algorithm. (Available at Central library of Cairo University, Alexandria library and Central Library of Ain-Shams University) Paper Published at Engineering Research Journal in Volume No. (29) JUL. 2016 Supervisors: Prof. Essam Abo EL Dahab Dr. Mahmoud Sayed Internal Examiner: Prof. Mahmoud El Gilany External Examiner: Prof. Abd el Ghany (Was Faculty of Engineering Helwan University Dean at this time)