Title:
AUTOMATIC SWITCHING CONTROL METHOD AND SYSTEM FOR EMERGENCY VEHICLE DRIVING, AND VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/231492
Kind Code:
A9
Abstract:
An automatic switching control method and system for emergency vehicle driving, and a vehicle. The vehicle comprises a vehicle control unit and at least one carriage, and each carriage is provided with a battery management system and a load unit, which are in communication connection with the vehicle control unit. The method comprises: a vehicle control unit sending a power-on instruction to battery management systems of a vehicle according to a power supply message, wherein the power-on instruction comprises a high-voltage power-on instruction and a battery power-on instruction (S10); the battery management systems receiving and responding to the power-on instruction, and sending feedback messages to the vehicle control unit after confirming the completion of the response (S20); and the vehicle control unit receiving the feedback messages sent by all the battery management systems and then sending a starting instruction to load units of the vehicle, such that the load units respond to the starting instruction (S30).
Inventors:
LU HAO (CN)
TAN ZHICHENG (CN)
LI TAO (CN)
TAN ZHICHENG (CN)
LI TAO (CN)
Application Number:
PCT/CN2023/080048
Publication Date:
March 14, 2024
Filing Date:
March 07, 2023
Export Citation:
Assignee:
BYD CO LTD (CN)
International Classes:
B61L15/00; B60L1/00; B60L1/14; B60L58/12; B61C17/00
Attorney, Agent or Firm:
ZHIFAN & PARTNERS (CN)
Download PDF: