About 72 results
https://drivepatents.com/patents/1388155 · 15 Apr 2026
A diagnosis device and method for diagnosing whether a component included in a battery system fails, according to an embodiment of the present invention, monitor, on the basis of abnormal state data on the component, whether an abnormal state of the compon...
https://drivepatents.com/patents/1387601 · 8 Apr 2026
Disclosed is a battery diagnosing apparatus for a cell group, which includes a plurality of battery cells connected in series and is mounted in an electric vehicle, and the battery diagnosing apparatus includes a voltage sensing circuit configured to perio...
https://drivepatents.com/patents/1380370 · 2 Apr 2026
An energy storage apparatus for a vehicle includes a cell , a current interruption device which interrupts current of the cell and a management device . When an abnormality of the cell is detected while a vehicle is traveling, the management device changes...
https://drivepatents.com/patents/1391270 · 1 Apr 2026
Provided is a battery management method, including: obtaining a current high-voltage inflection point power value of each cell; obtaining a current historical cumulative balance power value of each cell (S 102); obtaining a current equivalent self-discharg...
https://drivepatents.com/patents/1393745 · 1 Apr 2026
The invention discloses a method and a device for estimating the SOP of a battery system, which may effectively track the OCV change and impedance change under the current operating conditions of the battery system based on the amount of lithium intercalat...
https://drivepatents.com/patents/1394834 · 25 Mar 2026
A battery management system (1) includes a usage history acquisition unit (51a), a deterioration estimation unit (51b), a battery load acquisition unit (51c), a deterioration change degree identification unit (51d), and a battery management unit (51e). The...
https://drivepatents.com/patents/1379563 · 19 Mar 2026
A golf vehicle includes a chassis, a battery pack supported by the chassis, and a plurality of sensors configured to facilitate detecting moisture. The battery pack is oriented relative to the chassis in a respective orientation of a plurality of possible ...
https://drivepatents.com/patents/1379253 · 12 Mar 2026
A charging and discharging circuit, a battery control circuit and an electrical device. The charging and discharging circuit includes: a power supply module, a first driving assembly, a second driving assembly and a first switch; the power supply module in...
https://drivepatents.com/patents/1392515 · 18 Feb 2026
Provided is a charge protocol inspection apparatus including an information obtaining unit configured to obtain information about a charge protocol of a battery cell, an open circuit voltage (OCV) corresponding to a state of charge (SoC) of the battery cel...
METHOD FOR GENERATING ELECTROCHEMICAL IMPEDANCE SPECTROSCOPY OF BATTERY, MEDIUM, AND COMPUTER DEVICE
https://drivepatents.com/patents/1398235 · 28 Jan 2026
The present disclosure relates to the technical field of batteries, and particularly to a method for generating an electrochemical impedance spectrum for a battery, a medium, and a computer device. The method includes: collecting, in a discharge state of a...