KR910007743A - Anti-lock brake control device - Google Patents

Anti-lock brake control device Download PDF

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Publication number
KR910007743A
KR910007743A KR1019890014559A KR890014559A KR910007743A KR 910007743 A KR910007743 A KR 910007743A KR 1019890014559 A KR1019890014559 A KR 1019890014559A KR 890014559 A KR890014559 A KR 890014559A KR 910007743 A KR910007743 A KR 910007743A
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KR
South Korea
Prior art keywords
wheel
speed
slip
rear wheels
predetermined value
Prior art date
Application number
KR1019890014559A
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Korean (ko)
Other versions
KR930007726B1 (en
Inventor
마사또 요시노
Original Assignee
나까하라 쯔네오
스미도모덴기고오교오 가부시기가이샤
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Publication date
Application filed by 나까하라 쯔네오, 스미도모덴기고오교오 가부시기가이샤 filed Critical 나까하라 쯔네오
Publication of KR910007743A publication Critical patent/KR910007743A/en
Application granted granted Critical
Publication of KR930007726B1 publication Critical patent/KR930007726B1/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements 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
    • B60T8/34Arrangements 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 having a fluid pressure regulator responsive to a speed condition
    • B60T8/48Arrangements 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 having a fluid pressure regulator responsive to a speed condition connecting the brake actuator to an alternative or additional source of fluid pressure, e.g. traction control systems

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Regulating Braking Force (AREA)

Abstract

내용 없음No content

Description

안티록브레이크제어장치Anti-lock brake control device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 의한 안티록브레이크 제어장치의 실시예의 전자제어회로의 블록도이다.1 is a block diagram of an electronic control circuit of an embodiment of an anti-lock brake control apparatus according to the present invention.

Claims (3)

각차륜의 회전속도를 검출하는 차륜속센서와, 검출된 차륜속신호로부터 차륜속도, 감속도, 추정차량속도, 슬립율등을 연산하고 그 연산결과에 의거해서 액압제어신호를 출력하는 전자제어회로와, 상기 제어신호에 의해 적어도 좌우후륜의 제동력을 각각 독립적으로 조정할수있는 액압제어유니트를 구비하고, 상기 전자제어회로는 좌우후륜의 슬립량의 합을 평가하는 수단을 가지고, 상기 슬립량의 합이 소정의 값을 초과하였을때는 좌우후륜중 어느것이든지 회전속도가 낮은쪽으로부터의 정보에 의해서 양후륜을 동시에 제어하고, 소정치이하일때는 모든차륜을 각차륜의 속도정보에 의거하여 각각 독립적으로 제어하도록 구성하여 이루어진 안티록브레이크제어장치.A wheel speed sensor for detecting the rotational speed of each wheel, and an electronic control circuit for calculating wheel speed, deceleration, estimated vehicle speed, slip ratio, etc. from the detected wheel speed signal and outputting a hydraulic pressure control signal based on the calculation result And a hydraulic pressure control unit capable of independently adjusting at least the braking force of the left and right rear wheels by the control signal, wherein the electronic control circuit has a means for evaluating the sum of the slip amounts of the left and right rear wheels. When the predetermined value is exceeded, both of the left and right rear wheels simultaneously control both rear wheels based on information from the lower rotation speed, and when the predetermined value is lower than the predetermined value, all the wheels are independently controlled based on the speed information of each wheel. Anti-lock brake control device. 제1항에 있어서, 상기 전자제어회로는, 차륜속센서에 의해 검출된 차륜속도신호로부터 모든 차륜속도, 추정 차량속도, 후륜의 슬립합을 연산하고, 이 슬립합을 소정치와 비교하여, 슬립합이 소정의 값을 초과하였을 때는 좌우후륜의 차륜속도를 또 비교해서 어느쪽이든지 고속쪽의 차륜속도를 저속쪽의 차륜속도로 치환하고, 이들 차륜속도에 의해 감속도, 슬립량을 연산하고, 그 연산결과에 의거해서 후륜을 제어하고, 슬립합이 소정치 이하일 때는 모든 차륜을 각각 독립적으로 제어하도록 제어신호를 액압제어유니트에 대해서 출력하는 것을 특징으로 하는 안티록브레이크제어장치.The slip control apparatus according to claim 1, wherein the electronic control circuit calculates a slip sum of all wheel speeds, estimated vehicle speeds, and rear wheels from the wheel speed signal detected by the wheel speed sensor, and compares the slip sum with a predetermined value to perform slip slip. When the sum exceeds a predetermined value, the wheel speeds of the left and right rear wheels are further compared, and either the high speed wheel speed is replaced with the low speed wheel speed, and the deceleration and slip amount are calculated from these wheel speeds. An anti-lock brake control apparatus characterized by controlling the rear wheel based on the calculation result and outputting a control signal to the hydraulic control unit so as to independently control all the wheels when the slip sum is less than or equal to a predetermined value. 제1항에 있어서, 상기 전자제어회로는, 차륜속센서에 의해 검출된 차륜속도신호로부터 모든 차륜속도, 추정 차량속도, 감속도, 슬립율동을 연산하고, 이들 연산결과로서 얻어진 각 차륜에의 제어신호에 대해서, 후륜의 슬립합이 소정치를 초과하고 있을때는 좌우후륜의 차륜속도를 비교해서 어느쪽이든지 고속쪽의 연산결과를 저속쪽의 연산결과로 치환한 제어신호로 하고, 슬립합이 소정치 이하일 때는 각차륜마다의 연산결과그대로의 제어신호로서 액압제어유니트에 출력하는 것을 특징으로 하는 안티록브레이크제어장치.2. The electronic control circuit according to claim 1, wherein the electronic control circuit calculates all the wheel speeds, estimated vehicle speeds, decelerations, and slip movements from the wheel speed signals detected by the wheel speed sensors, and controls each wheel obtained as a result of these calculations. When the slip sum of the rear wheels exceeds the predetermined value, the speed of the wheels of the left and right rear wheels is compared, and either of them is a control signal in which the high speed calculation result is replaced with the low speed calculation result. The anti-lock brake control apparatus when it is below fixed, outputs to the hydraulic control unit as a control signal as it is as a result of calculation for each wheel. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890014559A 1988-05-30 1989-10-11 Antilock brake control device KR930007726B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63133795A JP2592099B2 (en) 1988-05-30 1988-05-30 Anti-lock brake control device
JP88-133795 1988-05-30

Publications (2)

Publication Number Publication Date
KR910007743A true KR910007743A (en) 1991-05-30
KR930007726B1 KR930007726B1 (en) 1993-08-18

Family

ID=15113200

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890014559A KR930007726B1 (en) 1988-05-30 1989-10-11 Antilock brake control device

Country Status (2)

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JP (1) JP2592099B2 (en)
KR (1) KR930007726B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5196203B2 (en) 2010-11-30 2013-05-15 トヨタ自動車株式会社 Braking force control device for vehicle
DE102011089556A1 (en) * 2011-12-22 2013-06-27 Robert Bosch Gmbh Device and method for monitoring a power supply for a vehicle system

Also Published As

Publication number Publication date
KR930007726B1 (en) 1993-08-18
JPH01301447A (en) 1989-12-05
JP2592099B2 (en) 1997-03-19

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