Air conditioning device and control method thereof

The invention provides an air conditioning device and a control method thereof. The device comprises a dehumidification part for dehumidifying air entering the air conditioning device; the water receiving part is used for collecting liquid generated in the dehumidification process of the dehumidification part; the moisture discharging part is used for discharging the liquid collected in the water receiving part out of the air conditioning device; the water level detection part is used for detecting the real-time water level of the liquid in the water receiving part; the controller is used for comparing the real-time water level with a plurality of standard water levels and controlling at least one part of functions of the dehumidification part and/or the operation states of at least one part of functions of the dehumidification part according to the operation states of the dehumidification part and/or the dehumidification part and the comparison result, the standard water levels comprise the first water level