Power quality monitoring apparatus and method thereof

• Main Authors: YANG WAN CHEOL, LEE JUNG HOO, KIM KYUNG UK
• Format: Patent
• Language: English
• Published: 07.07.2015
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The present invention includes a calculating unit for calculating an absolute value of an applied commercial voltage, an accumulating unit for accumulating the absolute value of the applied commercial voltage per a constant period to output, an extracting unit for sampling an absolute value accumula...