Battery balancing and current control with bypass circuit for load switch

P Li, L Yan, BM Lehman - US Patent 10,992,144, 2021 - Google Patents
A circuit provides for regulating charge and discharge current of a battery. A bypass circuit is
connected to a terminal of the battery and connected in parallel with a load switch. The …

Battery cell rebalancing

F Dai, AA Villegas, Q Chen… - US Patent App. 17 …, 2022 - Google Patents
Apparatus, systems, articles of manufacture, and methods to provide battery cell rebalancing
are disclosed. An example apparatus includes a first battery cell having a first size. The …

Charge and discharge control device, charge and discharge system, charge and discharge control method, and non-transitory storage medium

N Sugiyama, Y Fujita, T Morita, E Ishii - US Patent 11,735,781, 2023 - Google Patents
A charge and discharge control device that controls charging and discharging of a battery
module in which a plurality of cell blocks, each including one or more unit cells, are …

Method of determining an aging difference of a plurality of battery cells connected in parallel of a battery pack and related battery diagnosing system

YR Guo - US Patent 11,300,628, 2022 - Google Patents
A method includes recording a branch current and a terminal voltage of each of two parallel
connected cells of a battery pack during the battery pack being switched from a charging or …

Method for recognizing contacting errors in a rechargeable battery pack, and system for carrying out the method

C Klee, M Seibert, P Roeder - US Patent 11,500,036, 2022 - Google Patents
METHOD FOR RECOGNIZING 035 067 A1. A voltage difference detector measures a
CONTACTING ERRORS IN A voltage that is present between a cell connector and a …

Energy storage system for vehicle

IS Jung, HS Moon - US Patent 10,859,634, 2020 - Google Patents
An energy storage system for a vehicle is provided. The system includes a plurality of energy
storage devices that are arranged to provide output power to a vehicle and are connected in …