MOTOR CONTROLLER OF AIR CONDITIONER

摘要

An electric motor control device of air conditioner is provided to correspond to the harmonic regulation and to enable the direct current voltage boosting. An electric motor control device of air conditioner comprises plural switching element for converters, a converter(210) converting the three-phase AC power supply into the DC power supply, an inverter(220) which converts DC power to AC power and supplies a three-phase electric motor, a converter MICOM(240) controlling the switching operation of converter, and an inverter MICOM(230) controlling the switching operation of inverter.