System and method for charging single charging module compatible with multiple batteries

The invention discloses a system and a method for charging a single charging module compatible with multiple batteries, and belongs to the technical field of battery energy storage. The system comprises a battery charging module and at least two batteries to be charged, a micro-control unit is arranged in the battery charging module, and at least two first communication units are arranged in the micro-control unit; a second communication unit is arranged in each battery to be charged; the to-be-charged battery can be electrically connected with the battery charging module to charge the to-be-charged battery, and the second communication unit is in communication connection with the corresponding first communication unit. According to the invention, one battery charging module can charge a plurality of batteries to be charged, for the design of the whole machine, the structural volume of the whole machine is reduced, the charging capability of the battery charging module can be used to the maximum extent, the c