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STAIRCASE CHARGING

United States Patent Application

20170338666
A1
View the Complete Application at the US Patent & Trademark Office
A battery management system comprising a processor and a memory storing instructions that, when executed by the processor, cause the battery management system to estimate one or more states of the battery by applying a battery model to account for physical parameters of a chemical composition of the battery based on one or more measured characteristics of the battery and the one or more estimated characteristics of the battery and regulate a first charging mode of the battery based on the estimation of the one or more states of the one or more battery cells and switch between the first charging mode and a second charging mode based on the estimation of the one or more states of the battery to allow for rapid charging of the battery.
Christensen, John F. (Elk Grove, CA), Klein, Reinhardt (Mountain View, CA), Krupadanam, Ashish (Cupertino, CA), MirTabatabaei, Anahita (San Francisco, CA), Ravi, Nikhil (Mountain View, CA)
15/ 160,659
May 20, 2016
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH [0001] This invention was made with government support under ARPA-E Award No. DE-AR0000278 awarded by the U.S. Department of Energy. The U.S. government has certain rights in the invention.