A systematic review of real-time detection and classification of power quality disturbances

Protection and Control of Modern Power Systems

Table 4 References identified for disturbance types and periods

Type of PQD	Period	References	No. of references
Type of PQD	Period	References	Per period	Total
Multiple PQDs	≤ 2005	[33,34,35,36,37,38,39,40,41,42,43,44,45]	13	99
	2006–2010	[46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63]	18
	2011–2015	[64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87]	24
	2016–2021	[88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131]	44
Voltage sags	≤ 2005	[132,133,134,135]	4	55
	2006–2010	[136,137,138,139,140,141,142,143]	8
	2011–2015	[144,145,146,147,148,149,150,151,152,153,154]	11
	2016–2021	[155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186]	32
Voltage notches	≤ 2005	[187,188,189,190]	4	25
	2006–2010	[191,192,193,194,195,196,197,198,199]	9
	2011–2015	[200,201,202,203,204,205,206,207,208]	9
	2016–2021	[209,210,211]	3