Patent ID: 9739836
Date: 2017-08-22
CPC Classifications: G01R,H01M,H04Q,Y02E

Claim:
1. A battery management system for a battery having at least one battery module, the battery management system comprising: a first switch configured to selectively establish a current path between positive and negative terminals of a first battery module such that the first battery module is bypassed by the first switch, the first battery module having a data memory; a second switch configured to selectively establish a current path between positive and negative terminals of a second battery module such that the second battery module is bypassed by the second switch, the second battery module having a data memory; a data interface configured to couple to the data memories of the first and second battery modules; and a control apparatus operably connected to the first and second switch and to the data interface, the control apparatus being configured to (i) determine whether the second battery module is compatible with the first battery module based on data stored on the data memory of the second battery module, and (ii) close the second switch in response to determining that the second battery module is not compatible with the first battery module.