CN-121989955-A - Vehicle pedal opening determining method and related products

CN121989955ACN 121989955 ACN121989955 ACN 121989955ACN-121989955-A

Abstract

The vehicle pedal opening determining method provided by the embodiment of the invention is characterized in that a vehicle body measuring unit and an accelerator measuring unit are respectively arranged on a vehicle body and an accelerator pedal of a vehicle, so that a vehicle body rotation angle and an accelerator rotation angle of the vehicle are obtained, and an accelerator pedal opening value of the vehicle is calculated based on the vehicle body rotation angle and the accelerator rotation angle, so that the hardware and protocol differences of different brands and vehicle types are effectively avoided, the actual amplitude of the stepping of the vehicle pedal by a driver is accurately and stably quantized, the adaptation cost and the hardware cost of pedal opening obtaining are greatly reduced, and reliable quantized data references are provided for the analysis of the driving behavior of a racing track and the improvement of the competitive level of a rider.

Inventors

WEI ZHUO
WANG ZHENGYI
Fang Weihan

Assignees

北京懂车族科技有限公司

Dates

Publication Date: 20260508
Application Date: 20260319

Claims (10)

1. A vehicle pedal opening determination method, characterized by comprising: acquiring a vehicle body rotation angle and an accelerator rotation angle of a vehicle, wherein the vehicle body and an accelerator pedal of the vehicle are respectively provided with a vehicle body measurement unit and an accelerator measurement unit, and the vehicle body rotation angle and the accelerator rotation angle are respectively rotation angles of the vehicle body measurement unit and the accelerator measurement unit around the running direction of the head of the vehicle; And calculating an accelerator pedal opening value of the vehicle based on the vehicle body rotation angle and the accelerator rotation angle.
2. A method according to claim 1, wherein the brake pedal of the vehicle is provided with a brake measuring unit, and The method further comprises the steps of: Acquiring brake rotation angle and current running speed information of the vehicle, wherein the brake rotation angle is a rotation angle of the brake measurement unit around the running direction of the head of the vehicle; And determining brake pedal opening degree description information of the vehicle based on the brake rotation angle, the vehicle body rotation angle and the current running speed information.
3. The method according to claim 1, wherein the calculating an accelerator pedal opening value of the vehicle based on the vehicle body rotation angle and the accelerator rotation angle includes: Determining a difference of the accelerator rotation angle minus the vehicle body rotation angle as an accelerator relative rotation angle; determining a difference value obtained by subtracting a zero offset rotation angle of a preset accelerator pedal of the vehicle from the accelerator relative rotation angle as an actual accelerator rotation angle; and determining an accelerator pedal opening value of the vehicle based on a ratio of the actual accelerator rotation angle divided by a preset accelerator pedal maximum rotation angle of the vehicle.
4. The method of claim 2, wherein the determining brake pedal opening description information of the vehicle based on the brake rotation angle, the body rotation angle, and the current travel speed information comprises: generating a current brake pedal opening value of the vehicle based on the current running speed information, the vehicle body rotation angle, the brake rotation angle, a preset brake pedal zero-offset rotation angle and a preset brake pedal maximum rotation angle; in response to successfully generating the current brake pedal opening value, adding the current brake pedal opening value as a latest brake pedal opening value to a historical brake pedal opening value sequence; a brake pedal opening value of the vehicle is determined based on the historical brake pedal opening value sequence.
5. The method of claim 4, wherein the generating a current brake pedal opening value of the vehicle based on the current travel speed information, the vehicle body rotation angle, the brake rotation angle, a preset brake pedal zero offset rotation angle, and a preset brake pedal maximum rotation angle comprises: Determining a difference of the brake rotation angle minus the vehicle body rotation angle as a brake relative rotation angle; determining a difference value of the brake relative rotation angle minus a preset brake pedal zero-offset rotation angle of the vehicle as a brake actual rotation angle; Determining a provisional brake pedal opening value of the vehicle based on a ratio of the actual brake rotation angle divided by a preset brake pedal maximum rotation angle of the vehicle; And generating a current brake pedal opening value of the vehicle based on the current running speed information and the temporary brake pedal opening value.
6. The method of claim 5, wherein the current travel speed information includes a current travel speed and a current travel acceleration of the vehicle, and The generating a current brake pedal opening value of the vehicle based on the current travel speed information and the temporary brake pedal opening value includes: Generating a current brake pedal opening value of the vehicle based on the temporary brake pedal opening value in response to the current travel speed not exceeding a preset travel speed threshold; Determining that the current brake pedal opening value fails to be generated in response to the current running speed exceeding the preset running speed threshold and the current running acceleration exceeding a preset running acceleration threshold; And in response to the current running speed exceeding the preset running speed threshold and the current running acceleration not exceeding a preset running acceleration threshold, determining a product of the temporary brake pedal opening value and a preset weight coefficient as a current brake pedal opening value of the vehicle, wherein the preset weight coefficient is greater than 0 and less than 1.
7. A vehicle pedal opening degree determining apparatus comprising: The system comprises a rotation angle acquisition unit, a control unit and a control unit, wherein the rotation angle acquisition unit is used for acquiring a vehicle body rotation angle and an accelerator rotation angle of a vehicle, a vehicle body and an accelerator pedal of the vehicle are respectively provided with a vehicle body measurement unit and an accelerator measurement unit, and the vehicle body rotation angle and the accelerator rotation angle are respectively rotation angles of the vehicle body measurement unit and the accelerator measurement unit around the running direction of the head of the vehicle; And an opening value calculation unit configured to calculate an accelerator pedal opening value of the vehicle based on the vehicle body rotation angle and the accelerator rotation angle.
8. An electronic device, comprising: One or more processors; a storage means for storing one or more programs; The one or more programs, when executed by the one or more processors, cause the one or more processors to implement the method of any of claims 1-6.
9. A computer readable medium having stored thereon a computer program, wherein the program when executed by a processor implements the method of any of claims 1-6.
10. A computer program product comprising computer programs/instructions which when executed by a processor implement the method of any of claims 1-6.

Description

Vehicle pedal opening determining method and related products Technical Field The embodiment of the disclosure relates to the technical field of vehicle driving state sensing, in particular to a vehicle pedal opening degree determining method and related products. Background With the rapid development of intelligent perception and driving behavior analysis technologies of vehicles, pedal operation quantitative perception based on vehicle operation data is widely applied to various technical fields such as racing analysis, driving skill training, vehicle performance test and the like. The pedal opening is used as core data for representing the operation behaviors of a driver, and the accuracy of the subsequent driving behavior research and judgment and the vehicle running state analysis is accurately obtained. However, some technical bottlenecks still exist in the current vehicle pedal opening acquisition and sensing process, such as poor adaptability of a main stream vehicle-mounted automatic diagnosis system to different brands and vehicle types, the traditional fuel vehicle can only acquire the pedal opening and closing state and can not obtain opening proportion, the new energy vehicle enterprise can only read related data by special software, and part of vehicle enterprise outputs pedal opening related data by voltage values, so that the corresponding relation with actual opening can not be directly established, the problems of high adaptation cost, poor universality and insufficient data accuracy in pedal opening acquisition are caused, and the requirement of high-precision driving behavior analysis on pedal opening quantitative sensing can not be met. Therefore, there is a need to propose a vehicle pedal opening determination method to solve at least one of the above-mentioned technical problems. Disclosure of Invention The embodiment of the disclosure provides a vehicle pedal opening degree determining method and related products. In a first aspect, the present disclosure provides a vehicle pedal opening determination method, including: acquiring a vehicle body rotation angle and an accelerator rotation angle of a vehicle, wherein the vehicle body and an accelerator pedal of the vehicle are respectively provided with a vehicle body measurement unit and an accelerator measurement unit, and the vehicle body rotation angle and the accelerator rotation angle are respectively rotation angles of the vehicle body measurement unit and the accelerator measurement unit around the running direction of the head of the vehicle; And calculating an accelerator pedal opening value of the vehicle based on the vehicle body rotation angle and the accelerator rotation angle. In some alternative embodiments, the vehicle brake pedal is provided with a brake measurement unit, and The method further comprises the steps of: Acquiring brake rotation angle and current running speed information of the vehicle, wherein the brake rotation angle is a rotation angle of the brake measurement unit around the running direction of the head of the vehicle; And determining brake pedal opening degree description information of the vehicle based on the brake rotation angle, the vehicle body rotation angle and the current running speed information. In some optional embodiments, the calculating the accelerator pedal opening value of the vehicle based on the vehicle body rotation angle and the accelerator rotation angle includes: Determining a difference of the accelerator rotation angle minus the vehicle body rotation angle as an accelerator relative rotation angle; determining a difference value obtained by subtracting a zero offset rotation angle of a preset accelerator pedal of the vehicle from the accelerator relative rotation angle as an actual accelerator rotation angle; and determining an accelerator pedal opening value of the vehicle based on a ratio of the actual accelerator rotation angle divided by a preset accelerator pedal maximum rotation angle of the vehicle. In some optional embodiments, the determining the brake pedal opening degree description information of the vehicle based on the brake rotation angle, the vehicle body rotation angle, and the current running speed information includes: generating a current brake pedal opening value of the vehicle based on the current running speed information, the vehicle body rotation angle, the brake rotation angle, a preset brake pedal zero-offset rotation angle and a preset brake pedal maximum rotation angle; in response to successfully generating the current brake pedal opening value, adding the current brake pedal opening value as a latest brake pedal opening value to a historical brake pedal opening value sequence; a brake pedal opening value of the vehicle is determined based on the historical brake pedal opening value sequence. In some optional embodiments, the generating the current brake pedal opening value of the vehicle based on the current running speed information, the vehi