Intelligent self-control refrigerating machine and refrigerating method

The invention relates to the technical field of heat exchange, in particular to an intelligent automatic control refrigerator and a refrigerating method.The intelligent automatic refrigerator comprises a supporting frame, a water tank, a water feeding and discharging system and a circulating refrigerating system, the water tank comprises a tank body and a tank cover, and the tank cover is suitable for being connected with the tank body in a sealed mode and sealing an opening; the water supply and drainage system comprises a water inlet pipeline, a water drainage pipeline and a controller, one end of the water inlet pipeline is connected with a water source, the other end of the water inlet pipeline is connected with the water tank, a water inlet valve is arranged in the water inlet pipeline, one end of the water drainage pipeline is connected with the sewage discharge tank, and the other end of the water drainage pipeline is connected with the water tank. The water inlet valve, the drainage valve and the dete