Nonlinear Load Harmonic Prediction Method Based on Power Distribution Internet of Things

Table 1

Harmonic characteristics of nonlinear load for residential users.

Load	ITHD/%	RHD
Agricultural machinery washing	170	0.40
Washing machine	48	1.31
Drying of washing machine	81	0.61
Refrigerator insulation	23	1.49
Refrigerator refrigeration	21	1.49
Refrigerator defrosting	129	0.51
Air conditioning heating	88	0.91
Air conditioning insulation	21	1.48
Air conditioning refrigeration	26	1.91
Microwave oven rotation	11	2.14
Microwave oven heating	42	1.02
Bread machine	68	0.89
Router	171	0.39
Fluorescent lamp	81	0.66
LED light	71	0.64
CFL	92	0.71
TV set top box	139	0.53
Floor sweeping robot	131	0.51
Air cleaner	146	0.49
Air humidifier	139	0.55
Notebook computer	151	0.41
Desktop computer	43	0.87
Television	11	1.74
CRT TV	141	0.49
Plasma TV	4	2.61
Water purifier	16	1.71
Battery car charger	121	0.66
Treadmill	162	0.51