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d W N W , Mukerjee R N , Ramachandaramurthy V K.Identification of voltage sag origin in a measurement deficient power network[C].National Power and Energy Conference,Bangi, Malaysia,2003.[4] ZHANG Kai , GUAN Genzhi , ZHANG Hailong. Location for disturbance source based on wavelet ransformand instantaneous power[J]. High Voltage Engineering,2008,34(3):375775. [5] Ashok Kumar Pradhan, Aurobinda Routray. Applying distance relay for voltage sag source detection[J]. IEEE Trans on Power Develivery,2005,20(1):529531. [6] Li C,Tayjasanant T,Xu W, et al. Method for voltagesagsource detection by investigating slope of the system trajectory[J]. IEE ProcGener, Transm, and Distrib, 2003, 150(3). [7]Parsons A C,Grady W M,Powers E J,et al. A direction finder for power quality disturbances based upon disturbance power and energy[J]. IEEE Trans on Power Delivery,2000,15(3),10811086. [8] McGranaghan M , Roettger B . Economic evaluation of power quality[J].IEEE Power Engineering Review,2002,22(2):812. [9]Bollen M J H.Voltage sags in thr