A thermal runaway detection system includes: a venting device including a sealing body in a venting passage and a thermal runaway detection circuit. The sealing body being configured to close the venting passage in a first position and to open the venting passage in a second position different from the first position. The thermal runaway detection circuit being configured to monitor a position of the sealing body and to output a signal corresponding to the position of the sealing body.
THERMAL RUNAWAY DETECTION SYSTEM AND BATTERY SYSTEM
2021-06-24
Patent
Electronic Resource
English
IPC: | 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 / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / G01L Messen von Kraft, mechanischer Spannung, Drehmoment, Arbeit, mechanischer Leistung, mechanischem Wirkungsgrad oder des Drucks von Fluiden , MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE / G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES |
Power battery thermal runaway early warning system and thermal runaway detection method
European Patent Office | 2023
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