Active reactive and harmonic compensation
adaptive harmonic current frequency-division detection
characteristic harmonic current
harmonic current detection
tertiary harmonic current
coastal current [= littoral current
current balance type current differential relay
current controlled current source
current controlled differential voltage current conveyor(CCDVCCⅡ)
multiple-outputs current controlled current conveyor
Taiwan Warm Current and Huanghai Sea Coastal Current
0-axis harmonic injection