In a battery pack, a battery monitoring circuit is connected to a battery module including a plurality of battery cells to monitor the battery module. The detection sensor detects an electrolyte leaking in the battery module, and includes a first resistor and a second resistor connected in series between a power supply supplying a first voltage and a ground terminal, and a variable resistor connected to the first resistor in parallel and having a resistance that varies depending on the electrolyte leaking in the battery module. The detection sensor transfers, as a sensing voltage, a voltage at a contact between the first resistor and the second resistor to an input terminal of the battery monitoring circuit.
BATTERY PACK, BATTERY DEVICE, AND METHOD FOR DETECTING LEAKAGE OF ELECTROLYTE
BATTERIEPACK, BATTERIEVORRICHTUNG UND VERFAHREN ZUR ERKENNUNG VON ELEKTROLYTLECKAGEN
BLOC-BATTERIE, DISPOSITIF DE BATTERIE ET PROCÉDÉ DE DÉTECTION DE FUITE D'ÉLECTROLYTE
2024-07-31
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 / H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
BATTERY PACK BATTERY SYSTEM AND METHOD FOR DETECTING COOLANT LEAKAGE
European Patent Office | 2024
|European Patent Office | 2018
|European Patent Office | 2020
|