Air conditioning system, method and device for controlling air conditioning system and storage medium

The invention relates to the technical field of air conditioners, and discloses an air conditioning system, a method and device for controlling the air conditioning system and a storage medium. The air conditioning system comprises a compressor, an outdoor condenser and two indoor heat exchange pipelines connected between the compressor and the outdoor condenser, and the two ends of the outdoor condenser are connected with a bypass one-way valve in parallel; the first indoor heat exchange pipeline comprises a first electronic expansion valve, a first indoor heat exchanger and a first three-way electromagnetic valve which are sequentially connected in series, the first electronic expansion valve is connected with the outdoor condenser, and an outlet of the first three-way electromagnetic valve is connected with the compressor; the second indoor heat exchange pipeline comprises a second three-way electromagnetic valve, a second electronic expansion valve and a second indoor heat exchanger which are sequentially