KR960007035B1 - 차륜속도 제어장치 - Google Patents
차륜속도 제어장치 Download PDFInfo
- Publication number
- KR960007035B1 KR960007035B1 KR1019900702069A KR900702069A KR960007035B1 KR 960007035 B1 KR960007035 B1 KR 960007035B1 KR 1019900702069 A KR1019900702069 A KR 1019900702069A KR 900702069 A KR900702069 A KR 900702069A KR 960007035 B1 KR960007035 B1 KR 960007035B1
- Authority
- KR
- South Korea
- Prior art keywords
- pressurization
- wheel
- small
- brake pressure
- speed
- Prior art date
Links
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
- 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
-
- 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
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/173—Eliminating or reducing the effect of unwanted signals, e.g. due to vibrations or electrical noise
-
- 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
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/176—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
- B60T8/1761—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS responsive to wheel or brake dynamics, e.g. wheel slip, wheel acceleration or rate of change of brake fluid pressure
- B60T8/17616—Microprocessor-based systems
-
- 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
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/176—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
- B60T8/1763—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS responsive to the coefficient of friction between the wheels and the ground surface
- B60T8/17636—Microprocessor-based systems
-
- 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
- B60T2210/00—Detection or estimation of road or environment conditions; Detection or estimation of road shapes
- B60T2210/10—Detection or estimation of road conditions
- B60T2210/14—Rough roads, bad roads, gravel roads
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Regulating Braking Force (AREA)
Abstract
Description
Claims (5)
- 각 차륜의 속도를 검지하는 차륜속 센서의 출력(Vi)(i=1,…,4)에 기초해서 각 차륜의 속도(VW)를 연산하는 차륜속 연산수단과, 차체속도(VV)을 연산하는 차체속 연산수단, 상기 차륜속 연산수단의 출력(VW)의 미분출력(Vd)를 발생시키는 차륜속도 미분수단과, 상기 차륜속 연산수단의 출력(VW)과 상기 차체속 연산수단의 출력(VV)으로부터 각 차륜의 슬립속도(Si)를 연산하는 슬립속도 연산수단과, 상기 차륜속 미분수단의 출력(Vd)과 상기 슬립속도 연산수단의 출력(Si)을 입력해서 제어변수의 연산을 행해서, 그 연산 결가에 의해 브레이크압 제어액튜에이터에 가압, 유지 또는 감압의 지령을 발생시켜서 각 차륜의 브레이크압을 제어하는 브레이크압 콘트롤러로 된 차륜 속도 제어장치에 있어서, 상기 주브레이크압 콘트롤러에 의해 연산되는 제어변수가 소저으이 조건하에 있을때, 상기 차륜 슬리속도 연산수단의 출력(Si)에 기초해서 로크회복후의 슬립속도의 과부족분을 적분적으로 연산해서, 그 결과에 의해 상기 브레이크압 제어 액튜에이터에 증압률이 작은 소가압 지령을 발생시키는 적분형 브레이크압 콘트롤러를 구비한 것을 특징으로 하는 차륜속도 제어장치.
- 제1항에 있어서, 상기 소가압의 판단이 되었을때, 그 가압시간(tA)을 전회의 소가압의 가압시간을 보정함으로써 결정하는 것을 특징으로 하는 차륜속도 제어장치.
- 제1항에 있어서, 상기 소가압의 판단이 되었을때 그 가압시간을 전회의 시크드 사이클에 있어서의 소가압의 실행회수에 따라서 학습보정 하도록 한것을 특징으로 하는 차륜속도 제어장치.
- 제1항에 있어서, 노면의 마찰계수가 소정의 변동폭 이상으로 급격하게 커졌을 때, 차륜거동에 기초해서 이것을 검출하여, 마찰계수 변동 보정용의 소가압을 실행하도록 한것을 특징으로 하는 차륜속도 제어장치.
- 제1항에 있어서, 차체의 상하방향의 가속도를 검출하기 위한 가속도 검출기를 구비함과 함께, 이 가속도 검출기의 출력이 소정의 기본치 이상으로 되었을때, 상기 소가압과는 별도로 험로(驗路)보정용의 소가압을 행하도록한 것을 특징으로 하는 차륜속도 제어장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPPJP89/00035 | 1989-01-17 | ||
PCT/JP1989/000035 WO1990008056A1 (en) | 1989-01-17 | 1989-01-17 | Wheel speed controller |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910700162A KR910700162A (ko) | 1991-03-14 |
KR960007035B1 true KR960007035B1 (ko) | 1996-05-27 |
Family
ID=13958516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900702069A KR960007035B1 (ko) | 1989-01-17 | 1989-01-17 | 차륜속도 제어장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5150299A (ko) |
EP (1) | EP0416100B1 (ko) |
KR (1) | KR960007035B1 (ko) |
DE (1) | DE68926116T2 (ko) |
WO (1) | WO1990008056A1 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2882154B2 (ja) * | 1992-01-07 | 1999-04-12 | 日産自動車株式会社 | 車両用トラクション制御装置 |
US5328254A (en) * | 1992-04-29 | 1994-07-12 | Eaton Corporation | Method and system for controlling brake pressure under low Mu braking surface conditions in a vehicular ABS |
US5404303A (en) * | 1994-02-14 | 1995-04-04 | Alliedsignal Truke Brake Systems | Solenoid current driver circuit |
US5454629A (en) * | 1994-04-21 | 1995-10-03 | Kelsey-Hayes Company | Method and apparatus for pressure control |
US5454630A (en) * | 1994-04-29 | 1995-10-03 | General Motors Corporation | Automotive antilock braking |
JP2864353B2 (ja) * | 1994-12-29 | 1999-03-03 | 本田技研工業株式会社 | 車両のブレーキ制御装置 |
JP2864354B2 (ja) * | 1994-12-29 | 1999-03-03 | 本田技研工業株式会社 | 車両のアンチロックブレーキ制御装置 |
JP3406103B2 (ja) * | 1994-12-29 | 2003-05-12 | 本田技研工業株式会社 | 車両のブレーキ制御装置 |
US5644490A (en) * | 1995-02-03 | 1997-07-01 | Kelsey-Hayes Company | Method and system for estimating vehicle speed reference value |
DE19512623A1 (de) * | 1995-04-05 | 1996-10-10 | Teves Gmbh Alfred | Verfahren und Schaltungsanordnung zur Dämpfung von Schwingungen im Antriebssystem eines Fahrzeugs |
DE112005002081A5 (de) * | 2004-09-24 | 2007-08-23 | Continental Teves Ag & Co. Ohg | Verfahren und Vorrichtung zum Unterstützen eines Bremssystems bei verminderter Wirksamkeit |
US8996271B2 (en) * | 2009-09-04 | 2015-03-31 | Bosch Corporation | Vehicle brake control device and method |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE33486E (en) * | 1972-04-12 | 1990-12-11 | Hydro-Aire Div. of Crane Company | Selective deceleration brake control system |
JPS6052014B2 (ja) * | 1980-01-19 | 1985-11-16 | 株式会社ナブコ | 車両用アンチスキッド装置 |
US4673226A (en) * | 1985-02-19 | 1987-06-16 | Kelsey-Hayes Company | Vehicle skid control system |
US4774667A (en) * | 1985-04-04 | 1988-09-27 | Nippondenso Co., Ltd. | Brake control system for vehicle |
US4862368A (en) * | 1985-06-04 | 1989-08-29 | Robert Bosch Gmbh | Method for adjusting optimal wheel slip |
JPS62166152A (ja) * | 1986-01-17 | 1987-07-22 | Nippon Denso Co Ltd | 車両用アンチスキツド装置 |
JPS62218260A (ja) * | 1986-03-20 | 1987-09-25 | Fujitsu Ltd | アンチスキッド制御処理方式 |
JP2519751B2 (ja) * | 1986-09-26 | 1996-07-31 | 富士通株式会社 | 車輪周速制御装置 |
DE3644139A1 (de) * | 1986-12-23 | 1988-07-07 | Daimler Benz Ag | Verfahren zur ueberwachung von funktionen eines die bodenhaftung von raedern eines kraftfahrzeuges sicherstellenden elektromechanischen regelsystems |
JPH064407B2 (ja) * | 1987-01-09 | 1994-01-19 | 住友電気工業株式会社 | 車輪回転速度制御装置 |
JPS63305065A (ja) * | 1987-06-04 | 1988-12-13 | Sumitomo Electric Ind Ltd | 車輪速度制御装置 |
JPH089327B2 (ja) * | 1987-07-09 | 1996-01-31 | 住友電気工業株式会社 | アンチロックブレ−キ制御装置 |
-
1989
- 1989-01-17 KR KR1019900702069A patent/KR960007035B1/ko not_active IP Right Cessation
- 1989-01-17 WO PCT/JP1989/000035 patent/WO1990008056A1/ja active IP Right Grant
- 1989-01-17 EP EP89901316A patent/EP0416100B1/en not_active Expired - Lifetime
- 1989-01-17 DE DE68926116T patent/DE68926116T2/de not_active Expired - Fee Related
- 1989-01-17 US US07/576,436 patent/US5150299A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE68926116D1 (de) | 1996-05-02 |
EP0416100A1 (en) | 1991-03-13 |
KR910700162A (ko) | 1991-03-14 |
US5150299A (en) | 1992-09-22 |
DE68926116T2 (de) | 1996-10-02 |
WO1990008056A1 (en) | 1990-07-26 |
EP0416100B1 (en) | 1996-03-27 |
EP0416100A4 (ko) | 1994-01-19 |
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