The present disclosure discloses a pre-charging device, which comprises a first pre-charging unit connected to an external power supply and is used to provide first-stage pre-charging for a load, and a second pre-charging unit connected to an internal power supply and comprising a charge pump unit, which is used to convert a received voltage and output a predetermined constant voltage during the process of providing a second pre-charging stage for the load. The present disclosure also discloses a voltage converter and an electrified vehicle.
A PRE-CHARGING DEVICE, A VOLTAGE CONVERTER AND AN ELECTRIFIED VEHICLE
VORLADEVORRICHTUNG, SPANNUNGSWANDLER UND ELEKTRIFIZIERTES FAHRZEUG
DISPOSITIF DE PRÉCHARGE, CONVERTISSEUR DE TENSION ET VÉHICULE ÉLECTRIFIÉ
2023-06-28
Patent
Electronic Resource
English