The disclosure provides a battery management device, method, and a chip. The device includes: an analog-digital converter connected with a first power supply access terminal, a second power supply access terminal and an impedance measuring element: wherein the analog-digital converter is configured to achieve analog-digital conversion between an accessed power supply and the impedance measuring element; the impedance measuring element is further connected with a comparator and a driving element; the impedance measuring element is configured to test an impedance of the accessed power supply; the comparator is configured to compensate delay generated by the driving element and an excitation signal generator; and the driving element is configured to drive the battery management device to work; and the excitation signal generator is connected with the comparator, the driving element, the first power supply access terminal and the second power supply access terminal.
Battery management device, method and chip
2021-10-19
Patent
Electronic Resource
English
IPC: | G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
Battery cell management chip, battery system and vehicle
European Patent Office | 2023
|BATTERY CELL MANAGEMENT CHIP, AND BATTERY SYSTEM AND VEHICLE
European Patent Office | 2023
|