| 主权项 |
1. An electric vehicle power management system used for managing a plurality of battery modules, the electric vehicle power management system comprising:
a plurality of battery modules; a plurality of battery management systems, each said battery management system comprising a battery management processor, a battery management communication module, and a unique battery management system address, wherein each of the plurality of battery management systems is connected to a corresponding battery module and is configured to manage one or more battery cells of its corresponding battery module; an energy management system comprising an energy management processor and an energy management communication module, wherein the energy management system is configured to:
transmit a command to each of the plurality of battery management systems using a wireless frequency channel, the command carrying an address identifying a first selected battery management system; wherein each of the plurality of battery management systems is further configured to use its respective battery management processor and battery management communication module to:
receive the command from the energy management system via the wireless frequency channel;compare the address in the command identifying the first selected battery management system to its unique battery management system address;determine, based on the comparison whether it is the first selected battery management system; andupon determining that it is the first selected battery management system, process and respond to the received command from the energy management system. |
