公开(公告)号：WO2014101868A1

公开(公告)日：2014-07-03

申请号：PCT/CN2013/090883

申请日：2013-12-30

Applicant: SHENZHEN BYD AUTO R&D COMPANY LIMITED ,  BYD COMPANY LIMITED

Inventor： WANG, Tiejun ,  LI, Chuanbo ,  LI, Qili

IPC: B60T8/17

CPC classification number: B60T7/12 ,  B60T13/746 ,  F16D2121/24 ,  F16D2125/40 ,  F16D2125/48 ,  F16D2125/60

Abstract: A method and an apparatus for controlling an electronic parking brake system are provided. The method includes: obtaining first and second detected current value by a sensing element and a sampling resistor respectively; obtaining first and second detected rotating speed values by a speed sensor and the sampling resistor respectively; comparing the first and second detected current values to obtain a first result, and comparing the first and second detected rotating speed values to obtain a second result; determining the current value and the rotating speed value according to the first and second results respectively; calculating a first and second temperature values; comparing the first and second temperature values to obtain a third result; determining the temperature value according to the third result; obtaining the braking force according to the current value, the rotating speed value and the temperature value; and controlling the parking motor according to the braking force.

Abstract translation: 提供一种用于控制电子驻车制动系统的方法和装置。 该方法包括：通过感测元件和采样电阻分别获得第一和第二检测电流值; 通过速度传感器和采样电阻分别获得第一和第二检测转速值; 比较第一和第二检测电流值以获得第一结果，并比较第一和第二检测转速值以获得第二结果; 分别根据第一和第二结果确定当前值和转速值; 计算第一和第二温度值; 比较第一和第二温度值以获得第三结果; 根据第三个结果确定温度值; 根据当前值，转速值和温度值获得制动力; 并根据制动力控制停车电机。