Patent ID: 9594123
Date: 2017-03-14
CPC Classifications: B60L,G01R,Y02T

Claim:
1. A method, comprising: identifying, at a battery pack controller of an electrified vehicle, the battery pack controller including one or more processors, N weakest battery cells of a battery pack that includes M battery cells, the identifying including: determining, at the battery pack controller, one or more first parameters for only each of the N weakest battery cells, each of the one or more first parameters indicating a parameter for a specific battery cell; estimating, at the battery pack controller, one or more second parameters for the battery pack based on the one or more first parameters for only each of the N weakest battery cells, each of the one or more second parameters indicating a parameter for the battery pack; outputting, from the battery pack controller and to a vehicle controller of the electrified vehicle, the one or more second parameters for the battery pack; and selectively regulating, by the vehicle controller, a driver torque request for an electric motor of the electrified vehicle based on the one or more second parameters for the battery pack.