TY - BOOK AU - Saber Mohamed Saleh Salem AU - Doaa Khalil Ibrahim , AU - Elsayed Mohamed Tag Eldin , AU - Essam Eldin Abouelzahab , TI - Nonlinear high impedance fault detection and location in extra high voltage transmission lines / PY - 2009/// CY - Cairo : PB - Saber Mohamed Saleh Salem , KW - Fault location KW - High impedance fault KW - Wavelet Transform N1 - Thesis (Ph.D.) - Cairo University - Faculty of Engineering - Department of Electrical Power and Machines; Issued also as CD N2 - In this thesis two extra high voltage transmission lines HIF detection schemes have been proposed based on the high frequency disturbance generated on the voltage signales at the relay location . The high frequency disturbances are extracted by high pass filter and wavelet transform respectively to recognize the change corresponding to the HIF effect on the voltage signal UR - http://172.23.153.220/th.pdf ER -