JPH01117967U - - Google Patents

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Publication number
JPH01117967U
JPH01117967U JP16585888U JP16585888U JPH01117967U JP H01117967 U JPH01117967 U JP H01117967U JP 16585888 U JP16585888 U JP 16585888U JP 16585888 U JP16585888 U JP 16585888U JP H01117967 U JPH01117967 U JP H01117967U
Authority
JP
Japan
Prior art keywords
wheel
acceleration
rotational
locking
control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP16585888U
Other languages
English (en)
Other versions
JPH0755174Y2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPH01117967U publication Critical patent/JPH01117967U/ja
Application granted granted Critical
Publication of JPH0755174Y2 publication Critical patent/JPH0755174Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • B60T8/172—Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
    • 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

Landscapes

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

Description

【図面の簡単な説明】
第１図は本考案によるロツク防止制御装置のブ
ロツク図、第２図は公知の摩擦値／スリツプ値μ
＝ｆ（ｓ）の線図および車輪加速度／スリツプ値
¨Ｒ＝ｆ（ｓ）の線図、第３図は制動力／スリ
ツプ値Ｂ＝ｆ（ｓ）の線図である。 １……マスタブレーキシリンダ、２……ブレー
キ圧制御ユニツト、３……車輪、４……車輪ブレ
ーキ、５……センサ、６……制御電子回路、７…
…微分素子、８……バンドパスフイルタ、９，１
３，１４……加算素子、１０，１５，１６……乗
算素子、１１……信号制限器、１２……積分器、
２１……モータ、２２……摩擦クラツチ、２３…
…方向転換ギア、２４……減圧バルブ、２５……
弁体、２６……ばね装置、２７……弁座、２８…
…圧力室。

Claims (1)

  1. 【実用新案登録請求の範囲】 １ 制御すべき車輪に配属され、その車輪の回転
    特性を検出するための車輪センサと、 連続的に作動するブレーキ圧制御ユニツト（例
    えばプランジヤ方式に従つて動作するブレーキ圧
    モデユレータ）と、 車輪センサ信号を評価し、ブレーキ圧制御信号
    を形成する制御電子回路とを有し、 該制御電子回路は駆動ブレーキの操作時に、被
    制御車輪に供給されるブレーサ圧が当該車輪のロ
    ツクを防止するように制御される自動車制動装置
    用ロツク防止装置において、 制御電子回路６は、該制御電子回路によりロツ
    クの危険があると識別された制動された車輪３に
    対し回転数制御を行い、 ここで回転数―目標値（〓Ｒｅｆ）としてま
    ず基準量を設定し、その後該基準量を、回転数制
    御回路がその安定性限界に達するがしかし上回ら
    ないところまで連続的に変化し、 ここで前記基準量は前もつて定められた―仮想
    の―スリツプで回転する、制動された車輪の回転
    数に相当することを特徴とする自動車制動装置用
    ロツク防止装置。 ２ 回転数―目標値〓Ｒｅｆは式 〓Ｒｅｆ＝〓Ｒ（ｏ）＋∫ｋ１（―ＩＲＡ
    （ｂＦ）Ｉ―¨Ｒ）ｄｔ ＝〓Ｒ（ｏ）＋∫¨Ｒｅｆｄｔ に従つて定められ、 ここで〓Ｒ（ｏ）は回転数制御の開始時に制
    御電子回路６により検出される、ロツクの危険性
    のある制動された車輪３の回転数、ｋ１は一定の
    比例係数、｜ＲＡ（ｂＦ）｜は車両加速度に依存
    する加速ないし減速閾値、¨Ｒは制御電子回路
    ６により検出されるロツクの危険性のある制動さ
    れた車輪３の車輪回転加速度、そして¨Ｒｅｆ
    は車輪回転加速度―基準値である請求項１記載の
    ロツク防止装置。 ３ 回転数―目標値〓Ｒｅｆは式 〓Ｒｅｆ＝〓Ｒ（ｏ）＋∫ｋ１（―｜ＲＡ
    ｜―¨Ｒ１Ｆ）ｄｔ ＝〓Ｒ（ｏ）＋∫¨Ｒｅｆｄｔ に従つて定められ、ここで〓Ｒ（ｏ）は回転数
    制御の開始時に検出される、ロツクの危険性のあ
    る制動された車輪３の回転数、ｋ１は比例係数、
    ｜ＲＡ｜は加速ないし減速閾値の定数、¨Ｒ１
    Ｆはハイパスフイルタないしバンドパスフイルタ
    によりその直流成分のなくなつた、ロツクの危険
    性のある制動された車輪３の車輪回転加速度、そ
    して¨Ｒｅｆは車輪回転加速度―基準値である
    請求項１記載のロツク防止装置。 ４ 回転数―目標値〓Ｒｅｆは、濾波された車
    輪加速度¨Ｒ１Ｆ≦０である限り式 〓Ｒｅｆ＝〓Ｒ（ｏ）＋∫ｋ１（―｜ＲＡ
    ｜―¨Ｒ１Ｆ）ｄｔ に従つて生成され、 ¨Ｒ１Ｆ＞０になると直ちにかつ¨Ｒ１Ｆで
    ある限り、回転数―目標値〓Ｒｅｆは前に生成
    された値に留まる請求項３記載のロツク防止装置
    。 ５ 車輪回転加速度―基準値¨Ｒｅｆは制限さ
    れている請求項２から４いずれか１項記載のロツ
    ク防止装置。
JP1988165858U 1987-12-24 1988-12-23 自動車制動装置用ロツク防止装置 Expired - Lifetime JPH0755174Y2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3744273 1987-12-24
DE3744273.2 1987-12-24

Publications (2)

Publication Number Publication Date
JPH01117967U true JPH01117967U (ja) 1989-08-09
JPH0755174Y2 JPH0755174Y2 (ja) 1995-12-20

Family

ID=6343727

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988165858U Expired - Lifetime JPH0755174Y2 (ja) 1987-12-24 1988-12-23 自動車制動装置用ロツク防止装置

Country Status (2)

Country Link
JP (1) JPH0755174Y2 (ja)
DE (1) DE3841718C2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000095079A (ja) * 1998-09-24 2000-04-04 Denso Corp アンチスキッド制御装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0443066B1 (de) * 1990-02-22 1994-01-12 Volkswagen Aktiengesellschaft Antiblockierregelsystem für hydraulische Kraftfahrzeug-Bremsanlagen

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62231860A (ja) * 1986-04-02 1987-10-12 Nissan Motor Co Ltd アンチスキツド制御装置の擬似車速発生装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2140658B2 (de) * 1971-08-13 1978-03-16 Daimler-Benz Ag, 7000 Stuttgart Bremskraftregler
JPS5322227B2 (ja) * 1972-08-31 1978-07-07
SE386860B (sv) * 1974-03-01 1976-08-23 Saab Scania Ab Sett och bromsreglersystem for att reglera bromsforlopp for ett fordon
JPS5675242A (en) * 1979-11-20 1981-06-22 Nissan Motor Co Ltd Antiskid control device
DE3530280A1 (de) * 1985-08-24 1987-02-26 Kugelfischer G Schaefer & Co Verfahren zum blockiergeschuetzten abbremsen eines kraftfahrzeuges
DE3603074A1 (de) * 1985-08-24 1987-03-05 Kugelfischer G Schaefer & Co Elektromagnetisch betreibbarer druckmodulator
DE3530286A1 (de) * 1985-08-24 1987-03-05 Kugelfischer G Schaefer & Co Druckmodulator
DE3608567A1 (de) * 1986-03-14 1987-09-17 Kugelfischer G Schaefer & Co Elektromagnetisch betreibbarer druckmodulator
DE3608573A1 (de) * 1986-03-14 1987-09-17 Kugelfischer G Schaefer & Co Druckmodulatoreinrichtung

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62231860A (ja) * 1986-04-02 1987-10-12 Nissan Motor Co Ltd アンチスキツド制御装置の擬似車速発生装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000095079A (ja) * 1998-09-24 2000-04-04 Denso Corp アンチスキッド制御装置

Also Published As

Publication number Publication date
JPH0755174Y2 (ja) 1995-12-20
DE3841718C2 (de) 2000-05-25
DE3841718A1 (de) 1989-07-06

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