Disclosed are a carrier channel control method and apparatus, a storage medium and a processor. The carrier channel control method includes: applying an air conditioner control signal to a power line carrier to obtain a power line communication (PLC) signal, wherein, the power line carrier comprises a plurality of communication subcarriers; determining PLC noise values respectively corresponding to each of the communication subcarriers used to transmit the PLC signal; generating state data of carrier channels respectively corresponding to the communication subcarriers based on each of the PLC noise values which corresponds to one of the communication subcarriers, wherein each of the carrier channels respectively corresponds one of the communication subcarriers; and controlling each of the carrier channels respectively according to the state data of each of the carrier channels.