COMPRESSOR DRIVING APPARATUS AND AIR CONDITIONER INCLUDING SAME

The invention provides a compressor driving apparatus and an air conditioner including the same, whereby the compressor driving apparatus includes a capacitor connected to a DC terminal, an inverter, including a plurality of three-phase switching devices, to convert DC power from the capacitor into AC power to drive a compressor motor, an output current detector to detect output current flowing in the motor, and a controller to output a switching control signal for controlling the inverter based on the output current, wherein the controller performs control such that some of the three-phase switching devices in the inverter are turned on or off in a compressor preheating mode. 本发明提供种压缩机驱动装置及具有该压缩机驱动装置的空调机，本发明的实施例的压缩机驱动装置包括：电容器，与直流端相连接；逆变器，具有多个开关元件，将来自电容器的直流电源变换为交流电源并驱动压缩机电机；输出电流检测部，检测电机中流动的输出电流；以及控制部，基于输出电流输出用于控制逆变器的开关控制信号；在压缩机预热模式下，控制部进行控制，以使逆变器内的三相的开关元件的部分导通或部分关断。由此，能够减小电磁波噪音并且预热压缩机。