Method, device and equipment for identifying direct current charging state of vehicle and storage medium

• Main Author: LU LILAI
• Format: Patent
• Language: Chinese; English
• Published: 20.02.2024
• Subjects: ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; PERFORMING OPERATIONS; TRANSPORTING; VEHICLES IN GENERAL

The invention discloses a vehicle direct current charging state identification method, device and equipment and a storage medium, and the method comprises the steps: obtaining a first detection voltage of a CC2 end and a second detection voltage of an auxiliary power supply and a vehicle controller interface end under the condition that a vehicle is electrically connected with charging equipment; judging whether the first detection voltage and the second detection voltage are respectively in a target voltage range or not; under the condition that the first detection voltage and the second detection voltage are respectively in a target voltage range, judging whether the first detection voltage and the second detection voltage are in a preset deviation range or not; when the first detection voltage and the second detection voltage are in a preset deviation range, updating a voltage adaptation range according to the first detection voltage and the second detection voltage; and determining the charging state acco