Pressure swing adsorption control method and device, terminal equipment and storage medium

The invention discloses a pressure swing adsorption control method and device, terminal equipment and a storage medium, which are used for controlling a pressure swing adsorption system, and comprise a vacuum pump and a plurality of adsorption towers, each adsorption tower is provided with an air inlet valve, an air outlet valve and a communication valve for controlling the communication relationship with the other adsorption towers; the method comprises the following steps: determining a first selected adsorption tower and a second selected adsorption tower according to a received pressure swing adsorption instruction, controlling an air inlet valve and an air outlet valve of the first selected adsorption tower to be opened, enabling flue gas to enter the first selected adsorption tower, judging the first carbon dioxide concentration of the air outlet valve, and closing the air inlet valve and the air outlet valve according to the first carbon dioxide concentration, opening a communication valve between the