About 12 results
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/1393320 · 18 Mar 2026
The disclosure relates to the technical field of batteries, and a battery is provided, including a housing (10); a cell (20), which is disposed in the housing (10), and includes a main body (21) and a first tab (22), and the first tab (22) is led out from ...
https://drivepatents.com/patents/1395800 · 28 Jan 2026
The invention discloses a battery device, a detection method thereof, and a screening method and device of a battery unit. A difference between characteristic values of any two battery units in the target charge state within a first preset range is control...
https://drivepatents.com/patents/1393744 · 7 Jan 2026
A state of charge (SOC) determination method and apparatus for a battery system are disclosed. Based on a correspondence between impedance and SOC, a correspondence between OCV and SOC, and an operating current at a previous data collection moment, a corre...
https://drivepatents.com/patents/1392325 · 18 Jun 2025
A lithium-ion battery and a method of preparing the same are provided. The lithium-ion battery includes a cell and an electrolyte solution, and the cell includes a negative electrode sheet. The negative electrode sheet includes a negative electrode current...
https://drivepatents.com/patents/1393147 · 18 Jun 2025
The invention discloses a battery pack shell (101) and a battery pack (103). When a bottom heat exchange plate (20) and a frame (30) are fixed by a first fastener (41), and a bottom guard plate (10) and the frame (30) are fixed by a second fastener (42), d...
https://drivepatents.com/patents/1393558 · 21 May 2025
A cylindrical battery includes a battery housing (10); a cell (20) arranged in the battery housing (10), and includes a cell body (21) and a tab portion (22), and the tab portion (22) is extended from at least one side of the cell body (21); a first insula...
https://drivepatents.com/patents/1396925 · 26 Mar 2025
An energy storage rack includes a vertical column (10) and a horizontal beam (20). The vertical column (10) is formed by a first beam (11) and a second beam (12) butting against each other. The first beam (11) includes a first main body (111) and first con...
https://drivepatents.com/patents/1396413 · 25 Dec 2024
A battery pack includes an insulating support (100), a liquid cooling tube (200), and at least two batteries. The insulating support (100) includes a heat insulating portion (110). The heat insulating portion (110) is located between adjacent two of the ba...
https://drivepatents.com/patents/1397787 · 14 Aug 2024
An end insulating plate (1) is arranged in a battery device to insulate a battery apparatus (2). The end insulating plate (1) has a bendable glue baffle (11) disposed at a bottom portion. In first and second states, the glue baffle (11) is bent towards a f...