Active Power Measurement Based on Multiwavelet Transforms

Table 1

Active power calculation results.

Method name	Prefilter	Theory values	Calculated values	Error
GHM	Oversampling	500	500.3804	7.6×10^−4
GHM	GHM.init	500	500.3755	7.5×10^−4
db4	⧵	500	501.8237	3.6×10^−3
db10	⧵	500	499.4937	1.0×10^−3
FT	⧵	500	501.2168	2.4×10^−3