On-board battery charging control method, device, equipment and storage medium

By detecting the battery voltage and sending a charging request command when the vehicle is powered off, the problem of inaccurate control of charging time in the prior art is solved, realizing safe and controllable battery charging, and improving vehicle safety and user experience.

CN116353412BActive Publication Date: 2026-06-30DONGFENG LIUZHOU MOTOR

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
DONGFENG LIUZHOU MOTOR
Filing Date
2023-03-01
Publication Date
2026-06-30

AI Technical Summary

Technical Problem

Existing technologies cannot accurately control the charging time of vehicle batteries, resulting in an uncontrollable and unstable charging process.

Method used

By detecting the current battery voltage when the vehicle is powered off, it determines whether recharging is needed and sends a recharging request command to the terminal device. After receiving the authorization command, recharging is performed, including hard-wired wake-up of the battery management module and relay closure, to ensure safety and stability.

Benefits of technology

It enables timely battery replenishment, improves vehicle safety performance, avoids the risk of battery depletion, and enhances user experience.

✦ Generated by Eureka AI based on patent content.

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Abstract

This invention discloses a method, apparatus, device, and storage medium for controlling on-board battery charging. Specifically, it discloses that when the vehicle is powered off, it determines whether the battery needs charging based on the current battery voltage. If so, it sends a charging request command to the vehicle's corresponding terminal device. Upon receiving an authorization command from the terminal device based on the charging request command, it charges the battery. Because this invention detects the vehicle's current battery voltage to determine in a timely manner whether the battery needs charging, and sends a charging request command to the vehicle's corresponding terminal device when charging is needed, it promptly reminds the user to authorize charging. Upon receiving the authorization command from the terminal device, it charges the battery. This achieves battery charging through user authorization, greatly improving vehicle safety performance, effectively avoiding the risk of battery depletion, and enhancing the user experience.
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