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CN-121989806-A - Vehicle control method and device, vehicle and storage medium

CN121989806ACN 121989806 ACN121989806 ACN 121989806ACN-121989806-A

Abstract

The invention discloses a vehicle control method, a device, a vehicle and a storage medium, wherein the vehicle control method comprises the steps of obtaining current longitudinal acceleration and current vehicle speed of the vehicle, comparing the current longitudinal acceleration with a plurality of preset acceleration thresholds to obtain a first comparison result, comparing the current vehicle speed with a plurality of preset vehicle speed thresholds to obtain a second comparison result, determining vehicle working conditions of the vehicle based on the first comparison result and the second comparison result, and controlling to start a forward-looking camera of the vehicle in response to the vehicle working conditions being ramp working conditions. The invention solves the technical problem that in the prior art, when a vehicle is positioned in a slope working condition, a driver needs to manually start the forward-looking camera, so that the driving safety of the driver is lower.

Inventors

  • ZHU BIYUAN

Assignees

  • 中国第一汽车股份有限公司

Dates

Publication Date
20260508
Application Date
20260327

Claims (10)

  1. 1. A control method of a vehicle, characterized by comprising: Acquiring the current longitudinal acceleration and the current speed of the vehicle; comparing the current longitudinal acceleration with a plurality of preset acceleration thresholds to obtain a first comparison result; Comparing the current vehicle speed with a plurality of preset vehicle speed thresholds to obtain a second comparison result; determining a vehicle condition of the vehicle based on the first comparison result and the second comparison result; And responding to the vehicle working condition being a ramp working condition, and controlling to start the front-view camera of the vehicle.
  2. 2. The control method of the vehicle according to claim 1, characterized in that acquiring the current longitudinal acceleration includes: Acquiring the current acceleration of the vehicle and the road inclination angle of the current running road surface; The current longitudinal acceleration is calculated based on the current acceleration and the road surface inclination angle.
  3. 3. The control method of the vehicle according to claim 2, characterized in that acquiring the current acceleration includes: acquiring an initial acceleration of the vehicle; performing filtering operation on the initial acceleration to obtain a filtered acceleration; And performing noise reduction operation on the filtered acceleration to obtain the current acceleration.
  4. 4. The method of controlling a vehicle according to claim 1, wherein the plurality of preset acceleration thresholds include a first preset acceleration threshold and a second preset acceleration threshold, wherein the plurality of preset vehicle speed thresholds include a first preset vehicle speed threshold and a second preset vehicle speed threshold, and wherein determining the vehicle condition based on the first comparison result and the second comparison result includes: acquiring the weather type in the running process of the vehicle; Responding to the first comparison result to represent that the current longitudinal acceleration is located in a target acceleration threshold value interval, and acquiring a first duration time of the current longitudinal acceleration located in the target acceleration threshold value interval, wherein the target acceleration threshold value interval is determined based on the first preset acceleration threshold value and the second preset acceleration threshold value, and the second preset acceleration threshold value is larger than the first preset acceleration threshold value; Responding to the second comparison result to represent that the current vehicle speed is located in a target vehicle speed threshold value interval, and acquiring a second duration time of the current vehicle speed in the target vehicle speed threshold value interval, wherein the target vehicle speed threshold value interval is determined based on the first preset vehicle speed threshold value and the second preset vehicle speed threshold value, and the second preset vehicle speed threshold value is larger than the first preset vehicle speed threshold value; the vehicle operating condition is determined based on the weather type, the first duration, and the second duration.
  5. 5. The method of controlling a vehicle of claim 4, wherein determining the vehicle operating condition based on the weather type, the first duration, and the second duration comprises: determining the vehicle working condition as the ramp working condition in response to the first preset condition being met; Wherein the first preset condition includes one of: The weather type is a first type, and the first duration and the second duration are both greater than a first preset duration threshold; The weather type is of a second type, the first duration and the second duration are both greater than a second preset duration threshold, the second preset duration threshold is greater than the first preset duration threshold, and the severity of the second type is higher than the severity of the first type.
  6. 6. The control method of a vehicle according to claim 4, characterized in that the method further comprises: Continuously monitoring a current longitudinal acceleration and a current vehicle speed of the vehicle; And controlling to close the front-view camera of the vehicle in response to the second preset condition being met, wherein the second preset condition is that the current longitudinal acceleration is located outside the target acceleration threshold interval or the current vehicle speed is located outside the target vehicle speed threshold interval.
  7. 7. The control method of a vehicle according to claim 1, characterized in that the method further comprises: Responding to starting a front-view camera of the vehicle, and acquiring front-view image information, wherein the front-view image information is acquired by the front-view camera; and displaying the front image information to a central control display device of the vehicle.
  8. 8. A control device for a vehicle, comprising: The first acquisition module is used for acquiring the current longitudinal acceleration and the current speed of the vehicle; The first comparison module is used for comparing the current longitudinal acceleration with a plurality of preset acceleration thresholds to obtain a first comparison result; the second comparison module is used for comparing the current vehicle speed with a plurality of preset vehicle speed thresholds to obtain a second comparison result; the determining module is used for determining the vehicle working condition of the vehicle based on the first comparison result and the second comparison result; And the first control module is used for responding to the vehicle working condition as the ramp working condition and controlling to start the front-view camera of the vehicle.
  9. 9. A vehicle comprising a memory and a processor, characterized in that the memory has stored therein a computer program, the processor being arranged to run the computer program to perform the control method of the vehicle as claimed in any of the preceding claims 1 to 7.
  10. 10. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored therein a computer program, wherein the computer program is arranged to perform the control method of the vehicle as claimed in any one of the preceding claims 1 to 7 when run on a computer or processor.

Description

Vehicle control method and device, vehicle and storage medium Technical Field The present invention relates to the field of automation control technology, and in particular, to a vehicle control method and apparatus, a vehicle, and a storage medium. Background In modern passenger car design, in order to promote driving safety, forward looking camera system has been gradually applied to blind area monitoring and auxiliary driving scene, especially under low-speed parking or complicated road conditions, the camera image can effectively expand driver's the place ahead field of vision. In the ramp driving scene, as shown in fig. 2, the vehicle is inclined longitudinally to cause the head to lift, the front road surface is shielded by the engine cover to form a remarkable visual field blind area, and particularly in the slope top area, the driver is difficult to observe the front obstacle or road condition change, and potential safety hazards such as collision, rolling and the like exist. To address this problem, the industry generally relies on drivers manually triggering the forward-looking camera image display function to obtain forward-looking information. However, the operation mode needs the driver to actively perform man-machine interaction in the driving process, so that the attention is not only dispersed, but also the response is delayed in the transient stage of hill start or climbing, the operation time is difficult to accurately grasp, the actual use rate is extremely low, and the safe driving requirement cannot be effectively supported. At present, although a front-view camera is equipped on a mainstream vehicle, an automatic activation mechanism is not designed according to a ramp working condition, and the existing system is mostly started based on a fixed mode or a driver instruction and lacks of dynamic sensing and intelligent response to vehicle postures and motion states. In a high-frequency high-risk scene of ramp running, a visual compensation means relying on manual intervention cannot meet the cooperative lifting requirement of driving safety and intelligent trend, and a solution which does not need human intervention, can accurately identify the ramp working condition and automatically activate a forward-looking camera is needed. Disclosure of Invention The embodiment of the invention provides a vehicle control method, a vehicle control device, a vehicle and a storage medium, which at least solve the technical problem that in the prior art, when the vehicle is positioned in a slope working condition, a driver needs to manually start a front-view camera, so that the driving safety of the driver is low. According to one embodiment of the invention, a control method of a vehicle is provided, which comprises the steps of obtaining current longitudinal acceleration and current vehicle speed of the vehicle, comparing the current longitudinal acceleration with a plurality of preset acceleration thresholds to obtain a first comparison result, comparing the current vehicle speed with a plurality of preset vehicle speed thresholds to obtain a second comparison result, determining a vehicle working condition of the vehicle based on the first comparison result and the second comparison result, and controlling to start a front-view camera of the vehicle in response to the vehicle working condition being a ramp working condition. Optionally, the control method of the vehicle further comprises the steps of acquiring the current acceleration of the vehicle and the road inclination of the current running road surface, and calculating the current longitudinal acceleration based on the current acceleration and the road inclination. Optionally, the control method of the vehicle further comprises the steps of obtaining initial acceleration of the vehicle, performing filtering operation on the initial acceleration to obtain filtered acceleration, and performing noise reduction operation on the filtered acceleration to obtain current acceleration. The vehicle control method comprises the steps of obtaining a weather type in the running process of the vehicle, responding to a first comparison result to represent that the current longitudinal acceleration is located in a target acceleration threshold value interval, obtaining a first duration time of the current longitudinal acceleration located in the target acceleration threshold value interval, wherein the target acceleration threshold value interval is determined based on a first preset acceleration threshold value and a second preset acceleration threshold value, the second preset acceleration threshold value is larger than the first preset acceleration threshold value, responding to a second comparison result to represent that the current vehicle speed is located in a target vehicle speed threshold value interval, obtaining a second duration time of the current vehicle speed located in the target vehicle speed threshold value interval, wherein the target v