Combined BMS, Charger, and DC-DC in Electric Vehicles
A controller of an electric vehicle is disclosed. The controller includes: a BMS LV module configured to manage a low voltage battery; a BMS HV module configured to manage a high voltage battery; a DC-DC module configured to control a plurality of DC-DC FETs; and an ampSwitch module configured to detect a short on a bus and switch to an open state, and further configured to command the DC-DC module or an alternator to match the low battery's voltage and switch to a closed state when voltage returns to normal.
United States Patent Application
Paryani, A., Hibbard, M., Markosyan, V., Fernando, J., Swanson, J., Chan, W., Karlsson, J., Casilio, E. (2020). Combined BMS, charger, and DC-DC in electric vehicles. (US Patent Application No. 20200282853). U.S. Patent and Trademark Office.