Automatic sleeping method and system for full-automatic train driving

The invention provides an automatic sleeping method for full-automatic train driving. The automatic sleeping method for full-automatic train driving comprises the steps that whether a train meets a preset sleeping condition is judged by an automatic train protection (ATP) system, and if yes, a virtual key is open so that the position of the train head can be kept unchanged; a sleeping command is sent to the train head and the train tail at the same time, so that power supplied to an automatic driving system, a vehicle-mounted man-machine interface and a response information receiving unit is cut off by the train head and the train tail according to the sleeping command; whether successful sleeping of the train head and the train tail is achieved or not is judged, and if yes, the train is switched to be in the preset sleeping mode. The invention further provides an automatic sleeping system for full-automatic train driving. The automatic sleeping system for full-automatic train driving comprises a judgment unit, a power cutting-off unit and a sleeping unit. According to the automatic sleeping method and system for full-automatic train driving, the sleeping command is sent out by the automatic train protection system, power supplied to the automatic driving system, the vehicle-mounted man-machine interface and the response information receiving unit is controlled to be cut off, and then the train is made to be in the sleeping mode.