Search

CN-122014068-A - Vehicle door control method, device and storage medium

CN122014068ACN 122014068 ACN122014068 ACN 122014068ACN-122014068-A

Abstract

The application discloses a control method and device of a vehicle door and a storage medium, and belongs to the technical field of vehicle control. The method includes executing a door unlocking operation if at least one of a running speed of the vehicle is less than or equal to a speed threshold, an effective power battery temperature signal, an effective vehicle environment temperature signal, an in-vehicle temperature signal and a cooling water temperature signal are not acquired, and a temperature of an environment of the vehicle is greater than an environment temperature threshold, a temperature of the in-vehicle is greater than an in-vehicle temperature threshold, or a temperature of cooling water is greater than a cooling water temperature threshold is satisfied, and executing the door unlocking operation again if a locking state of the door is a locking state of the door or a locking state of the door cannot be acquired, and each time a temperature of the environment of the vehicle increases by at least one of a first temperature gradient threshold, a second temperature gradient threshold, or a third temperature gradient threshold. The safety of personnel in the vehicle is improved when the vehicle is abnormal.

Inventors

  • CHEN ZHENGSHANG

Assignees

  • 奇瑞新能源汽车股份有限公司

Dates

Publication Date
20260512
Application Date
20260105

Claims (10)

  1. 1. A method of controlling a vehicle door, the method comprising: Acquiring the running speed of the vehicle; Acquiring a validity detection result of a power battery temperature signal of the vehicle in response to the running speed being less than or equal to a speed threshold, wherein the validity detection result of the power battery temperature signal is used for indicating whether a valid power battery temperature signal is acquired; In response to the fact that the effective power battery temperature signal is not obtained, obtaining an effective detection result of an environment temperature signal of the vehicle, an effective detection result of an in-vehicle temperature signal and an effective detection result of a cooling water temperature signal, wherein the effective detection result of the environment temperature signal of the vehicle is used for indicating whether the effective environment temperature signal of the vehicle is obtained, the effective detection result of the in-vehicle temperature signal is used for indicating whether the effective in-vehicle temperature signal is obtained, and the effective detection result of the cooling water temperature signal is used for indicating whether the effective cooling water temperature signal is obtained; In response to acquiring the effective vehicle-interior temperature signal, the effective vehicle-interior temperature signal and the effective cooling water temperature signal, wherein the temperature of the vehicle-interior environment is greater than an environment temperature threshold value, the temperature of the vehicle-interior is greater than the vehicle-interior temperature threshold value, or at least one of the temperature of the cooling water is greater than the cooling water temperature threshold value is satisfied, a vehicle door unlocking operation is executed; Acquiring a locking state of a vehicle door, wherein the locking state of the vehicle door comprises the locking of the vehicle door or the unlocking of the vehicle door; And in response to the locking state of the door being locked or the locking state of the door being unavailable, and each time the temperature of the environment in which the vehicle is located increases by a first temperature gradient threshold value, each time the temperature in the vehicle increases by at least one of a second temperature gradient threshold value, or each time the temperature of the cooling water increases by a third temperature gradient threshold value, the door unlocking operation is performed again, the first temperature gradient threshold value is smaller than the environment temperature threshold value, the second temperature gradient threshold value is smaller than the temperature threshold value in the vehicle, and the third temperature gradient threshold value is smaller than the environment temperature threshold value.
  2. 2. The method of claim 1, wherein the obtaining a validity detection result of a power battery temperature signal of the vehicle comprises: in response to receiving the power battery temperature signal and the temperature of the power battery contained in the power battery temperature signal being greater than or equal to a first extreme low temperature threshold and less than or equal to a first extreme high temperature threshold, a validity detection result of the power battery temperature signal indicates that the valid power battery temperature signal is obtained; And responding to the condition that the power battery temperature signal is not received or the temperature of the power battery contained in the power battery temperature signal is smaller than a first limit low temperature threshold value or larger than a first limit high temperature threshold value, wherein a validity detection result of the power battery temperature signal indicates that the valid power battery temperature signal is not acquired.
  3. 3. The method according to claim 2, further comprising, after the obtaining the validity detection result of the power battery temperature signal of the vehicle: And responding to the obtained effective power battery temperature signal, wherein the temperature of the power battery is larger than a power battery temperature threshold value, and the door unlocking operation is executed, wherein the power battery temperature threshold value is larger than a first limit low temperature threshold value and smaller than a first limit high temperature threshold value.
  4. 4. The method of claim 3, wherein after performing the door unlock operation in response to the valid power cell temperature signal being acquired and the temperature of the power cell being greater than a power cell temperature threshold, further comprising: acquiring a locking state of the vehicle door, wherein the locking state of the vehicle door comprises that the vehicle door is locked or the vehicle door is unlocked; And in response to the locking state of the door being locked or the locking state of the door being unavailable, and each time the temperature of the power battery increases by a fourth temperature gradient threshold value, the door unlocking operation is executed again, wherein the fourth temperature gradient threshold value is smaller than the power battery temperature threshold value.
  5. 5. The method according to claim 1, wherein the method further comprises: And prompting that the abnormal automatic unlocking function of the vehicle door is invalid in response to the condition that the effective power battery temperature signal, the temperature of the environment where the effective vehicle is located, the temperature in the effective vehicle and the temperature of the effective cooling water are not acquired.
  6. 6. The method according to claim 1, wherein the method further comprises: the vehicle includes a backup battery for maintaining an abnormal automatic unlocking function when the battery of the vehicle fails.
  7. 7. A control device for a vehicle door, the device comprising: the first acquisition module is used for acquiring the running speed of the vehicle; the second acquisition module is used for responding to the running speed being less than or equal to a speed threshold value and acquiring a validity detection result of a power battery temperature signal of the vehicle, wherein the validity detection result of the power battery temperature signal is used for indicating whether a valid power battery temperature signal is acquired or not; The third acquisition module is used for acquiring an effective detection result of an environment temperature signal of the vehicle, an effective detection result of an in-vehicle temperature signal and an effective detection result of a cooling water temperature signal in response to the condition that the effective power battery temperature signal is not acquired, wherein the effective detection result of the environment temperature signal of the vehicle is used for indicating whether the effective environment temperature signal of the vehicle is acquired, the effective detection result of the in-vehicle temperature signal is used for indicating whether the effective in-vehicle temperature signal is acquired, and the effective detection result of the cooling water temperature signal is used for indicating whether the effective cooling water temperature signal is acquired; The first execution module is used for responding to the condition that at least one of the effective vehicle environment temperature signal, the effective vehicle interior temperature signal and the effective cooling water temperature signal is acquired, the temperature of the environment where the vehicle is located is greater than an environment temperature threshold value, the temperature in the vehicle is greater than the vehicle interior temperature threshold value, or the temperature of the cooling water is greater than a cooling water temperature threshold value is met, and the vehicle door unlocking operation is executed; The fourth acquisition module is used for acquiring the locking state of the vehicle door, wherein the locking state of the vehicle door comprises the locking state of the vehicle door or the unlocking state of the vehicle door; And the second execution module is used for responding to the locking state of the vehicle door to be the locking state of the vehicle door or the locking state of the vehicle door can not be obtained, and each time the temperature of the environment where the vehicle is positioned is increased by a first temperature gradient threshold value, each time the temperature in the vehicle is increased by a second temperature gradient threshold value or each time the temperature of cooling water is increased by at least one of a third temperature gradient threshold value, the unlocking operation of the vehicle door is executed again, the first temperature gradient threshold value is smaller than the environment temperature threshold value, the second temperature gradient threshold value is smaller than the temperature threshold value in the vehicle, and the third temperature gradient threshold value is smaller than the environment temperature threshold value.
  8. 8. The apparatus of claim 7, wherein the second acquisition module is configured to, in response to receiving the power cell temperature signal and a temperature of a power cell contained in the power cell temperature signal being greater than or equal to a first extreme low temperature threshold and less than or equal to a first extreme high temperature threshold, a validity detection of the power cell temperature signal indicates that the valid power cell temperature signal was acquired, and in response to not receiving the power cell temperature signal or a temperature of a power cell contained in the power cell temperature signal being less than or greater than the first extreme low temperature threshold, the validity detection of the power cell temperature signal indicates that the valid power cell temperature signal was not acquired.
  9. 9. A computer program product comprising computer instructions which, when executed by a processor, implement the steps of the method of controlling a vehicle door as claimed in any one of claims 1 to 6.
  10. 10. A non-transitory computer readable storage medium, characterized in that the computer readable storage medium has stored therein a computer program that is loaded and executed by a processor to implement the control method of the vehicle door as claimed in any one of claims 1 to 6.

Description

Vehicle door control method, device and storage medium Technical Field The embodiment of the application relates to the technical field of vehicle control, in particular to a control method and device of a vehicle door and a storage medium. Background The abnormal automatic unlocking function of the vehicle door is that the vehicle door is automatically unlocked when the vehicle is abnormal such as violent collision, so that people in the vehicle can leave the vehicle as soon as possible, and people outside the vehicle can rescue the people in the vehicle conveniently. In the related art, the acceleration of a vehicle is detected by an acceleration sensor built in an airbag, and the unlocking of a vehicle door is controlled when the acceleration reaches a calibration value. In the related art, when the acceleration is calibrated, specific working conditions such as frontal collision, side collision, offset collision and the like are considered, but other working conditions cannot be comprehensively considered, so that collision under certain working conditions cannot be judged to be collision easily, and abnormal conditions caused by non-collision cannot be considered. Therefore, the vehicle door is not unlocked in time when abnormal conditions occur, and the safety of personnel in the vehicle can be seriously jeopardized. Therefore, how to improve the universality of the abnormal automatic unlocking function of the vehicle door under various working conditions is important to ensure the safety of personnel in the vehicle. Disclosure of Invention The embodiment of the application provides a control method, a device and a storage medium for a vehicle door, which can be used for improving the safety of personnel in a vehicle when the vehicle is abnormal. The technical scheme is as follows: in one aspect, an embodiment of the present application provides a method for controlling a vehicle door, where the method includes: Acquiring the running speed of the vehicle; Acquiring a validity detection result of a power battery temperature signal of the vehicle in response to the running speed being less than or equal to a speed threshold, wherein the validity detection result of the power battery temperature signal is used for indicating whether a valid power battery temperature signal is acquired; In response to the fact that the effective power battery temperature signal is not obtained, obtaining an effective detection result of an environment temperature signal of the vehicle, an effective detection result of an in-vehicle temperature signal and an effective detection result of a cooling water temperature signal, wherein the effective detection result of the environment temperature signal of the vehicle is used for indicating whether the effective environment temperature signal of the vehicle is obtained, the effective detection result of the in-vehicle temperature signal is used for indicating whether the effective in-vehicle temperature signal is obtained, and the effective detection result of the cooling water temperature signal is used for indicating whether the effective cooling water temperature signal is obtained; In response to acquiring the effective vehicle-interior temperature signal, the effective vehicle-interior temperature signal and the effective cooling water temperature signal, wherein the temperature of the vehicle-interior environment is greater than an environment temperature threshold value, the temperature of the vehicle-interior is greater than the vehicle-interior temperature threshold value, or at least one of the temperature of the cooling water is greater than the cooling water temperature threshold value is satisfied, a vehicle door unlocking operation is executed; Acquiring a locking state of a vehicle door, wherein the locking state of the vehicle door comprises the locking of the vehicle door or the unlocking of the vehicle door; And in response to the locking state of the door being locked or the locking state of the door being unavailable, and each time the temperature of the environment in which the vehicle is located increases by a first temperature gradient threshold value, each time the temperature in the vehicle increases by at least one of a second temperature gradient threshold value, or each time the temperature of the cooling water increases by a third temperature gradient threshold value, the door unlocking operation is performed again, the first temperature gradient threshold value is smaller than the environment temperature threshold value, the second temperature gradient threshold value is smaller than the temperature threshold value in the vehicle, and the third temperature gradient threshold value is smaller than the environment temperature threshold value. In another aspect, there is provided a control device for a vehicle door, the device including: the first acquisition module is used for acquiring the running speed of the vehicle; the second acquisition module