KR960033957A - Automatic control system of anti-lock brake system of car and its method - Google Patents

Automatic control system of anti-lock brake system of car and its method Download PDF

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Publication number
KR960033957A
KR960033957A KR1019950006039A KR19950006039A KR960033957A KR 960033957 A KR960033957 A KR 960033957A KR 1019950006039 A KR1019950006039 A KR 1019950006039A KR 19950006039 A KR19950006039 A KR 19950006039A KR 960033957 A KR960033957 A KR 960033957A
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KR
South Korea
Prior art keywords
abs
vehicle
distance
steering angle
automatically
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Application number
KR1019950006039A
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Korean (ko)
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KR970007728B1 (en
Inventor
김진연
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배순훈
대우전자 주식회사
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Priority to KR1019950006039A priority Critical patent/KR970007728B1/en
Publication of KR960033957A publication Critical patent/KR960033957A/en
Application granted granted Critical
Publication of KR970007728B1 publication Critical patent/KR970007728B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T7/00—Brake-action initiating means
    • B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
    • B60T7/22—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle, or by means of contactless obstacle detectors mounted on the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/18—Safety devices; Monitoring
    • B60T17/22—Devices for monitoring or checking brake systems; Signal devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/58—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration responsive to speed and another condition or to plural speed conditions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/48—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects combined with, or convertible into, other devices or objects, e.g. bumpers combined with road brushes, bumpers convertible into beds
    • B60R19/483—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects combined with, or convertible into, other devices or objects, e.g. bumpers combined with road brushes, bumpers convertible into beds with obstacle sensors of electric or electronic type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T2270/00—Further aspects of brake control systems not otherwise provided for
    • B60T2270/10—ABS control systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2302/00—Responses or measures related to driver conditions
    • B60Y2302/03—Actuating a signal or alarm device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2400/00—Special features of vehicle units
    • B60Y2400/30—Sensors
    • B60Y2400/303—Speed sensors
    • B60Y2400/3032—Wheel speed sensors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2400/00—Special features of vehicle units
    • B60Y2400/81—Braking systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Regulating Braking Force (AREA)
  • Traffic Control Systems (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)

Abstract

본 발명은 자동차의 안티 록 브레이크 시스템(Anti-rock Break System:이하 “ABS”라함)자동 제어장치 및 그 방법에 관한 것으로서, 특히 주행중인 차량과 앞차와의 거리가 제동거리 범위내에 도달될 경우 ABS를 자동으로 동작시켜 운전자가 브레이크를 늦게 조작하여 발생될 수 있는 교통사고를 미연에 방지토록 하는 자동차의 ABS자동 제어장치 및 그 방법에 관한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle anti-lock break system (hereinafter referred to as "ABS") automatic control device and method thereof, particularly when the distance between the driving vehicle and the vehicle in front is within the braking distance range. The present invention relates to an automatic ABS control device of a vehicle and a method for automatically preventing the traffic accident that may be caused by a driver operating a brake lately.

자동차의 ABS제어장치에 있어서, 파워 스티어링 컬럼에 설치되어 코너링시 핸들의 조향각에 비례한 신호를 출력하는 조향각 감지수단과, 바퀴의 휠의 소정위치에 설치되어 주행속도에 비례한 신호를 출력하는 차속 감지 수단과, 자동차의 전방 범퍼에 설치되어 물체와의 거리 및 크기를 센싱하는 하나 이상의 물체 감지수단과, 상기 다수의 감지수단으로 부터 출력되는 데이타에 의해 물체의 크기 및 거리, 물체와의 상대속도, 상대가속도, 제동거리를 판단하여 특정조건에 따라 소정의 제어신호를 출력하여 ABS를 자동 동작시키는 전자제어 유니트와, 상기 전자제어 유니트의 입력단에 연결되어 상기 ABS를 자동 및 수동으로 동작시키는 모드스위치와, 상기 전자제어 유니트의 출력신호에 의해 동작되어 상기 ABS를 자동 제어시 경보음 송출 및 경보등을 점멸시키는 경보발생수단으로 이루어진 것이다.In the ABS control apparatus of a vehicle, steering angle sensing means mounted on a power steering column and outputting a signal proportional to a steering angle of a steering wheel when cornering, and a vehicle speed installed at a predetermined position of a wheel of a wheel and outputting a signal proportional to a traveling speed One or more object sensing means mounted on the front bumper of the vehicle to sense distance and size from the object, and the size and distance of the object and relative speed of the object by data output from the plurality of sensing means. And an electronic control unit for automatically operating ABS by outputting a predetermined control signal according to a specific condition by determining relative acceleration and braking distance, and a mode switch connected to an input terminal of the electronic control unit to automatically and manually operate the ABS. And, it is operated by the output signal of the electronic control unit to indicate the alarm sound and alarm when automatic control of the ABS It consists of alarm generating means to extinguish.

Description

자동차의 안티 록 브레이크 시스템 자동 제어장치 및 그 방법Automatic control system of anti-lock brake system of car and its method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 따른 자동차의 ABS 자동 제어장치의 구성도, 제2도는 본 발명에 따른 자동차의 차속과 제동거리에 대한 그래프, 제3조는 본 발명에 따른 자동차의 ABS 자동 제어장치의 동작흐름도.1 is a block diagram of the automatic ABS control device of the vehicle according to the invention, Figure 2 is a graph of the vehicle speed and braking distance of the vehicle according to the invention, Article 3 is a flow chart of the operation of the ABS automatic control device of the vehicle according to the present invention .

Claims (2)

자동차의 ABS 제어장치에 있어서, 파워 스티어링 컬럼에 설치되어 코너링시 핸들의 조향각에 비례한 신호를 출력하는 조향각 감지수단(1)과, 바퀴의 휠(wheel)의 소정위치에 설치되어 주행속도에 비례한 신호를 출력하는 차속 감지수단(2)과, 자동차의 전방 범퍼에 설치되어 물체와의 거리 및 크기를 센싱하는 하나 이상의 물체 감지수단(3)과, 상기 다수의 감지수단으로 부터 출력되는 데이타에 의해 물체의 크기 및 거리, 물체와의 상대속도, 상대가속도, 제동거리를 판단하여 특정 조건에 따라 소정의 제어신호를 출력하여 ABS(10)을 자동 동작시키는 전자제어 유니트(5)와, 상기 전자제어 유니트(5)의 입력단에 연결되어 상기 ABS(10)을 자동 및 수동으로 동작시키는 모드스위치(6)와, 상기 전자제어 유니트(5)의 출력신호에 의해 동작되어 상기 ABS(10)을 자동 제어시 경보음 송출 및 경보등을 점멸시키는 경보발생수단(7)으로 이루어진 것을 특징으로 하는 자동차의 안티 록 브레이크 시스템 자동 제어장치.In the ABS control apparatus of a vehicle, a steering angle detecting means (1) installed in a power steering column and outputting a signal proportional to a steering angle of a steering wheel when cornering, and installed at a predetermined position of a wheel of a wheel, is proportional to a traveling speed Vehicle speed sensing means 2 for outputting a signal, at least one object sensing means 3 installed on the front bumper of the vehicle for sensing distance and size from the object, and data output from the plurality of sensing means. The electronic control unit 5 for automatically operating the ABS 10 by determining a size and distance of the object, a relative speed with the object, a relative acceleration, a braking distance, and outputting a predetermined control signal according to a specific condition; A mode switch 6 connected to an input terminal of a control unit 5 to operate the ABS 10 automatically and manually, and operated by an output signal of the electronic control unit 5 to automatically operate the ABS 10. Control Automatic control device for an anti-lock brake system for a vehicle, characterized in that the alarm generating means (7) for emitting alarm sound and flashing an alarm light. 모드스위치, 조향각 감지수단, 차속 감지수단. 물체 감지수단으로 부터 출력되는 핸들의 조향각과, 주행속도, 물체의 거리를 상호 연산하여 ABS를 자동 제어하는 전자제어 유니트를 구비한 자동차의 ABS 자동 제어 방법에 있어서, 상기 모드스위치의 조작에 따라 자동 및 수동모드를 인지하는 과정(단계 101), 상기 과정에서 자동모드시 상기 물체 감지수단, 차속 감지수단. 조향각 감지수단의 출력 데이타르 판독하여 물체와 주행 자동차간의 거리, 주행속도와 가속도, 조향각도를 인지하는 과정(단계 103~105)과, 상기 과정 후 물체와 주행 자동차간의 거리, 주행속도와 가속도를 상호 연산하여 상대위치, 상대속도, 장애물 크기, 상대 가속도를 연산하는 과정(단계 106)과, 상기 과정 후 연산된 데이타에 의해 제동거리(d)를 산출하는 과정(단계107)과, 상기 과정 후 물체간의 거리(D)와 제동거리(d)의 차이값이 설정된 소정의 값(안전거리(δ) 및 이격거리(ε))보다 적을 경우 ABS를 자동으로 동작시키고, 상기 차이값이 소정의 값보다 클 경우 주행을 계속하거나 경보음을 송출하는 과정(단계 108~113)과, 상기 조향각도(θS)와 상대위치, 상대속도, 장애물 크기, 상대 가속도를 상호 연산하여 자동차의 코너링시 물체의 회피 각도(θ)를 연산하는 과정(단계114)과, 상기 과정 후 물체의 회피각도(θS)와 조향각(θ)의 차이값이 소정값(여유거리(ε'))이하 일경우 ABS(10)를 작동시키고, 여유 거리가 소정값(ε')이상일 경우 계속적인 주행을 실시하는 과정(단계115)으로 이루어진 것을 특징으로 하는 자동차의 안티록 브레이크 시스템 자동 제어방법.Mode switch, steering angle detection means, vehicle speed detection means. In the ABS automatic control method of a vehicle having an electronic control unit for automatically controlling the ABS by mutually calculating the steering angle of the steering wheel output from the object detection means, the traveling speed, the distance of the object, the automatic control according to the operation of the mode switch And a step of recognizing the manual mode (step 101), the object detecting means and the vehicle speed detecting means in the automatic mode. Reading the output data of the steering angle detecting means to recognize the distance between the object and the driving vehicle, the traveling speed and acceleration, and the steering angle (steps 103 to 105), and the distance between the object and the driving vehicle, and the traveling speed and acceleration after the process. Calculating the relative position, relative speed, obstacle size, relative acceleration (step 106), calculating the braking distance d based on the data calculated after the step (step 107), and after the step When the difference between the distance D and the braking distance d between the objects is smaller than the predetermined value (safety distance δ and separation distance ε), the ABS is automatically operated and the difference is a predetermined value. If it is greater than the process of continuing driving or sending an alarm sound (steps 108 to 113), and the steering angle (θS) and the relative position, relative speed, obstacle size, relative acceleration to mutually avoid the object when cornering the car Calculate the angle θ If the difference between the avoidance angle (θS) and the steering angle (θ) of the object after the process (step 114) and the process is less than a predetermined value (free space (ε ')) to operate the ABS (10), the clearance distance Is a step (115) of continuously running when the predetermined value (ε ') or more. 참고사항 : 최초출원 내용에 의하여 공개하는 것임.Note: The disclosure is based on the original application.
KR1019950006039A 1995-03-22 1995-03-22 Device and method for a.b.s. of an automobile KR970007728B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950006039A KR970007728B1 (en) 1995-03-22 1995-03-22 Device and method for a.b.s. of an automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950006039A KR970007728B1 (en) 1995-03-22 1995-03-22 Device and method for a.b.s. of an automobile

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KR960033957A true KR960033957A (en) 1996-10-22
KR970007728B1 KR970007728B1 (en) 1997-05-16

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KR100952781B1 (en) * 2008-12-04 2010-04-14 현대자동차주식회사 Abs device control methed

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