The embodiments of the present disclosure disclose a relay holding circuit and a battery management system. the relay holding circuit may include: a high-voltage isolated power source, a power source driving module, and a microprocessor of a battery management system; the high-voltage isolated power source may be respectively connected to two electrodes of a battery pack, an output terminal of the power source driving module, the microprocessor, and a first terminal of a first switching device; an input terminal of the power source driving module may be connected to the microprocessor; the microprocessor may be further connected to a primary battery, the microprocessor may output a low-level signal to the power source driving module when the primary battery supplies power abnormally.
RELAY HOLDING CIRCUIT AND BATTERY MANAGEMENT SYSTEM
28.01.2021
Patent
Elektronische Ressource
Englisch
Automobile driving relay holding circuit, control method and automobile control circuit
Europäisches Patentamt | 2024
|BATTERY MANAGEMENT SYSTEM HAVING RELAY CONTROL CIRCUIT AND RELAY CONTROL METHOD USING THE SAME
Europäisches Patentamt | 2023
|