Vehicle power-on and power-off control method and control system

• Main Authors: HUANG WEISHAN, XIAO YIGE, AN CONGHUI, JING JUNCHAO, YANG JUN, LIU YIQIANG, ZUO BOTAO, WANG RUIPING
• Format: Patent
• Language: Chinese; English
• Published: 29.07.2022
• 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 provides a vehicle power-on and power-off control method and system, and relates to the field of vehicle engines. The method comprises the following steps: firstly, controlling the vehicle to be powered on when the vehicle receives a starting trigger instruction; then, when a normal power-off trigger instruction is received, the vehicle is controlled to conduct state switching according to a first preset power-off sequence, so that normal power-off of the vehicle is completed; when fault information used for indicating that the vehicle breaks down is received, the vehicle is controlled to conduct state switching according to a second preset power-off sequence; and when collision information used for indicating that the vehicle collides is received, the vehicle is controlled to be switched from the current state to the initial collision state or the collision state, so that emergency power-off of the vehicle is completed. According to the invention, the power-off sequence when the vehicle breaks