Remote liquid supply control method

The invention relates to a remote liquid supply control method, a liquid supply system comprises a support liquid return box and/or a liquid preparation box, a transfer box, a remote liquid supply pump, an emulsion box and a master control module, a support liquid return connector and/or a liquid preparation connector are/is arranged at the liquid inlet end of the transfer box, the liquid supply end of the transfer box is connected with the remote liquid supply pump, the remote liquid supply pump is connected with the emulsion box, and the master control module is connected with the remote liquid supply pump. The remote liquid supply pump is further connected with a vacuum electromagnetic starter, a liquid level sensor is installed in the transfer box, and remote liquid supply control comprises the following steps that S1, the liquid level sensor monitors the liquid level of emulsion in the transfer box in real time, and a real-time liquid level value beta 1 is obtained; s2, a liquid level comparator carries