CN-121973632-A - Vehicle control method and vehicle

Abstract

The application provides a vehicle control method and a vehicle, wherein the method comprises the steps of determining thermal runaway risk information of a battery based on thermal runaway characteristic parameters of the battery of the vehicle, determining current in-vehicle personnel information in response to the thermal runaway risk information meeting an early warning triggering condition, determining a safe disposal site based on the current position of the vehicle and the current in-vehicle personnel information, planning a route based on the current position of the vehicle and the safe disposal site to obtain a target route, and controlling the vehicle to travel to the safe disposal site according to the target route. The vehicle control method and the vehicle provided by the application effectively improve the emergency processing capability of the vehicle to the battery thermal runaway event, ensure the safety of personnel in the vehicle and reduce the influence on public safety.

Inventors

• XU RONGCHANG

Assignees

• 长城汽车股份有限公司

Dates

Publication Date

20260505

Application Date

20260319

Claims (10)

1. 1. A vehicle control method characterized by comprising: Determining thermal runaway risk information of a battery based on thermal runaway characteristic parameters of the vehicle battery; determining current in-vehicle personnel information in response to the thermal runaway risk information meeting an early warning triggering condition; Determining a safe disposal site based on the current position of the vehicle and the personnel information in the current vehicle, and planning a path based on the current position of the vehicle and the safe disposal site to obtain a target path; and controlling the vehicle to travel to the safe disposal site according to the target path.
2. 2. The vehicle control method according to claim 1, wherein the route planning based on the current position of the vehicle and the safe handling place, to obtain a target route, includes: Determining a plurality of candidate paths based on road network information between the current location of the vehicle and the safe disposal site; a target path is determined from the plurality of candidate paths based on time consuming information, real-time traffic flow information, and via risk point information for each candidate path.
3. 3. The vehicle control method according to claim 2, wherein the determining a target path from the plurality of candidate paths based on time-consuming information, real-time traffic flow information, and route risk point information of each candidate path includes: aiming at each candidate path, calculating the target cost value corresponding to the candidate path based on the time-consuming information, the real-time traffic flow information and the route risk point information corresponding to the candidate path; And determining a candidate path corresponding to the minimum target cost value as the target path.
4. 4. The vehicle control method according to claim 1, characterized in that the determining a safe disposal site based on a current position of a vehicle and the current in-vehicle personnel information includes: Determining a target region range based on the current position of the vehicle and the current in-vehicle personnel information; and determining the safe disposal site from the target region range based on a preset screening rule corresponding to the current in-vehicle personnel information.
5. 5. The vehicle control method according to claim 4, characterized in that the determining of the current in-vehicle human information includes: Acquiring detection information of personnel in a vehicle; Determining whether the vehicle is in a manned state based on the in-vehicle personnel detection information; determining that the current in-vehicle personnel information is first information in response to the vehicle being in a non-manned state; determining a current state of personnel in the vehicle in response to the vehicle being in a manned state; Responding to the current state as an incapacitating state, and determining the current in-vehicle personnel information as second information; In response to the current state being a movable state, re-acquiring in-vehicle personnel detection information after a preset time, re-determining whether the vehicle is in a manned state based on the re-acquired in-vehicle personnel detection information, and in response to re-determining that the vehicle is in a non-manned state, determining the current in-vehicle personnel information as first information; and in response to the vehicle being in the manned state, determining that the current in-vehicle personnel information is second information.
6. 6. The vehicle control method according to claim 5, characterized in that the determining a target geographical area based on the current position of the vehicle and the current in-vehicle personal information includes: Responding to the current in-vehicle personnel information as first information, and determining an area taking the current position as a center and a first preset distance as a radius as the target area range; Responding to the current in-car personnel information as second information, and determining an area taking the current position as a center and a second preset distance as a radius as the target area range; Wherein the first preset distance is greater than the second preset distance.
7. 7. The vehicle control method according to claim 5, characterized in that the determining the safe disposal site from the target geographical area based on a preset screening rule corresponding to the current in-vehicle personnel information includes: responding to the current in-vehicle personnel information as first information, and determining a place which is located in the target region range in a preset safe place as the safe disposal place; And responding to the current in-vehicle personnel information as second information, determining that the location meeting the preset candidate condition in the target region range is a candidate location, determining the priority of the candidate location, and determining the candidate location with the highest priority as the safe disposal location.
8. 8. The vehicle control method according to claim 1, characterized by further comprising: in response to the safe disposal site not belonging to a preset safe site, acquiring the latest in-vehicle personnel detection information after the vehicle arrives at the safe disposal site, and determining whether the vehicle is in a manned state based on the latest in-vehicle personnel detection information; Acquiring power control information of the vehicle and redefining thermal runaway risk information of the battery in response to the vehicle being in a non-manned state; Responding to the power control information and the re-determined thermal runaway risk information of the battery to meet preset continuous execution conditions, determining a final treatment point from the preset safe place, and planning a path based on the final treatment point to obtain a first path; and controlling the vehicle to travel to the final treatment point according to the first path.
9. 9. The vehicle control method according to claim 1, characterized by further comprising: determining real-time thermal runaway risk information of the battery in the process of controlling the vehicle to run according to the target path; And responding to the real-time thermal runaway risk information to meet a preset termination triggering condition, and controlling the vehicle to stop running.
10. 10. A vehicle comprising an electronic device including a memory, a processor and a computer program stored on the memory and running on the processor, the processor implementing a vehicle control method according to any one of claims 1 to 9 when executing the program.

Description

Vehicle control method and vehicle Technical Field The application relates to the technical field of vehicle control, in particular to a vehicle control method and a vehicle. Background When there is a thermal runaway risk for the vehicle battery, the existing vehicle has no effective countermeasure and can only passively wait for manual rescue or external treatment in situ. However, when a battery thermal runaway event occurs in a traffic-dense and densely populated road or urban area, the traffic-dense and spatially-restricted environment can prevent rescue traffic and delay disposal efficiency, so that personal safety risks of personnel in the vehicle are increased, and meanwhile, burning, deflagration or associated damage is caused to surrounding vehicles, pedestrians and public facilities, thereby bringing public safety hazards. Disclosure of Invention In view of the above, the present application is directed to a vehicle control method and a vehicle, so as to improve the emergency handling capability of the vehicle for a thermal runaway event of a battery, ensure the safety of personnel in the vehicle and reduce the influence on public safety. Based on the above object, the present application provides a vehicle control method including: Determining thermal runaway risk information of a battery based on thermal runaway characteristic parameters of the vehicle battery; determining current in-vehicle personnel information in response to the thermal runaway risk information meeting an early warning triggering condition; Determining a safe disposal site based on the current position of the vehicle and the personnel information in the current vehicle, and planning a path based on the current position of the vehicle and the safe disposal site to obtain a target path; and controlling the vehicle to travel to the safe disposal site according to the target path. Optionally, the performing path planning based on the current position of the vehicle and the safe disposal site to obtain a target path includes: Determining a plurality of candidate paths based on road network information between the current location of the vehicle and the safe disposal site; a target path is determined from the plurality of candidate paths based on time consuming information, real-time traffic flow information, and via risk point information for each candidate path. Optionally, the determining the target path from the plurality of candidate paths based on the time-consuming information, the real-time traffic flow information and the passing risk point information of each candidate path includes: aiming at each candidate path, calculating the target cost value corresponding to the candidate path based on the time-consuming information, the real-time traffic flow information and the route risk point information corresponding to the candidate path; And determining a candidate path corresponding to the minimum target cost value as the target path. Optionally, the determining a safe disposal site based on the current position of the vehicle and the current in-vehicle personnel information includes: Determining a target region range based on the current position of the vehicle and the current in-vehicle personnel information; and determining the safe disposal site from the target region range based on a preset screening rule corresponding to the current in-vehicle personnel information. Optionally, the determining the current in-vehicle personnel information includes: Acquiring detection information of personnel in a vehicle; Determining whether the vehicle is in a manned state based on the in-vehicle personnel detection information; determining that the current in-vehicle personnel information is first information in response to the vehicle being in a non-manned state; determining a current state of personnel in the vehicle in response to the vehicle being in a manned state; Responding to the current state as an incapacitating state, and determining the current in-vehicle personnel information as second information; In response to the current state being a movable state, re-acquiring in-vehicle personnel detection information after a preset time, re-determining whether the vehicle is in a manned state based on the re-acquired in-vehicle personnel detection information, and in response to re-determining that the vehicle is in a non-manned state, determining the current in-vehicle personnel information as first information; and in response to the vehicle being in the manned state, determining that the current in-vehicle personnel information is second information. Optionally, the determining the target geographic area based on the current position of the vehicle and the current in-vehicle personnel information includes: Responding to the current in-vehicle personnel information as first information, and determining an area taking the current position as a center and a first preset distance as a radius as the target area range; Responding t