Unbundled Power Quality Supply System Using Three-Phase Four-Wire ac System

摘要

The idea to supply several levels of power quality to loads is discussed in this paper. One possible and simple circuit, which enables us to deliver different power quality level to single-phase loads, is propo9sed. The system can supply three levels of power quality to single-phase loads by use of three-phase four-wire ac system, one inverter and battery. Performance of the proposed system was verified by simulation results.