DE69731423D1 - Radaufhängung-Regelungsgerät mit einem Rechengerät für die relative Geschwindigkeit zwischen gefederter und nicht gefederter Struktur eines Fahrzeuges. - Google Patents

Radaufhängung-Regelungsgerät mit einem Rechengerät für die relative Geschwindigkeit zwischen gefederter und nicht gefederter Struktur eines Fahrzeuges.

Info

Publication number
DE69731423D1
DE69731423D1 DE69731423T DE69731423T DE69731423D1 DE 69731423 D1 DE69731423 D1 DE 69731423D1 DE 69731423 T DE69731423 T DE 69731423T DE 69731423 T DE69731423 T DE 69731423T DE 69731423 D1 DE69731423 D1 DE 69731423D1
Authority
DE
Germany
Prior art keywords
sprung
vehicle
relative speed
suspension control
control device
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.)
Expired - Lifetime
Application number
DE69731423T
Other languages
English (en)
Other versions
DE69731423T2 (de
Inventor
Hajime Kamimae
Masashi Yamashita
Kazunori Yoshida
Hideo Nakai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of DE69731423D1 publication Critical patent/DE69731423D1/de
Application granted granted Critical
Publication of DE69731423T2 publication Critical patent/DE69731423T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/016—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input
    • B60G17/0165—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input to an external condition, e.g. rough road surface, side wind
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/018—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the use of a specific signal treatment or control method
    • B60G17/0182—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the use of a specific signal treatment or control method involving parameter estimation, e.g. observer, Kalman filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/019—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the type of sensor or the arrangement thereof
    • B60G17/01933—Velocity, e.g. relative velocity-displacement sensors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/06—Characteristics of dampers, e.g. mechanical dampers
    • B60G17/08—Characteristics of fluid dampers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/10—Acceleration; Deceleration
    • B60G2400/102—Acceleration; Deceleration vertical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/20—Speed
    • B60G2400/202—Piston speed; Relative velocity between vehicle body and wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/20—Speed
    • B60G2400/206—Body oscillation speed; Body vibration frequency
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/80—Exterior conditions
    • B60G2400/82—Ground surface
    • B60G2400/821—Uneven, rough road sensing affecting vehicle body vibration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/90—Other conditions or factors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/10—Damping action or damper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/10—Damping action or damper
    • B60G2500/104—Damping action or damper continuous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/10—Damping action or damper
    • B60G2500/11—Damping valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/02—Retarders, delaying means, dead zones, threshold values, cut-off frequency, timer interruption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/12—Sampling or average detecting; Addition or substraction
    • B60G2600/124—Error signal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/18—Automatic control means
    • B60G2600/184—Semi-Active control means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/18—Automatic control means
    • B60G2600/187—Digital Controller Details and Signal Treatment
    • B60G2600/1872—Observer; Luaponov function
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/18—Automatic control means
    • B60G2600/187—Digital Controller Details and Signal Treatment
    • B60G2600/1873—Model Following
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/70—Computer memory; Data storage, e.g. maps for adaptive control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/16—Running
    • B60G2800/162—Reducing road induced vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/70—Estimating or calculating vehicle parameters or state variables
    • B60G2800/702—Improving accuracy of a sensor signal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/90—System Controller type
    • B60G2800/91—Suspension Control
    • B60G2800/916—Body Vibration Control

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
DE69731423T 1996-05-22 1997-05-21 Radaufhängung-Regelungsgerät mit einem Rechengerät für die relative Geschwindigkeit zwischen gefederter und nicht gefederter Struktur eines Fahrzeuges. Expired - Lifetime DE69731423T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP08127562A JP3118414B2 (ja) 1996-05-22 1996-05-22 車両のばね上ばね下相対速度算出装置
JP12756296 1996-05-22

Publications (2)

Publication Number Publication Date
DE69731423D1 true DE69731423D1 (de) 2004-12-09
DE69731423T2 DE69731423T2 (de) 2005-10-27

Family

ID=14963106

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69731423T Expired - Lifetime DE69731423T2 (de) 1996-05-22 1997-05-21 Radaufhängung-Regelungsgerät mit einem Rechengerät für die relative Geschwindigkeit zwischen gefederter und nicht gefederter Struktur eines Fahrzeuges.
DE69737958T Expired - Lifetime DE69737958T2 (de) 1996-05-22 1997-05-21 Rechengerät für die relative Geschwindigkeit zwischen gefederter und nicht gefederter Struktur eines Fahrzeuges.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69737958T Expired - Lifetime DE69737958T2 (de) 1996-05-22 1997-05-21 Rechengerät für die relative Geschwindigkeit zwischen gefederter und nicht gefederter Struktur eines Fahrzeuges.

Country Status (4)

Country Link
US (1) US5987368A (de)
EP (2) EP1477342B1 (de)
JP (1) JP3118414B2 (de)
DE (2) DE69731423T2 (de)

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JPH0552615U (ja) * 1991-12-10 1993-07-13 日本製箔株式会社 ガスレンジ用アルミシート製マット
JPH11170837A (ja) * 1997-12-16 1999-06-29 Toyota Motor Corp 車高調整装置
JP2000006632A (ja) * 1998-06-25 2000-01-11 Isuzu Motors Ltd 車両の懸架機構の制御装置
JP3424591B2 (ja) * 1999-04-06 2003-07-07 トヨタ自動車株式会社 車両の運動状態量推定装置
US6701235B2 (en) * 2000-08-31 2004-03-02 Tokico Ltd. Suspension control system
DE10126933B4 (de) * 2001-06-01 2004-08-26 Continental Aktiengesellschaft Verfahren zur Regelung oder Steuerung der Dämpferkraft verstellbarer Dämpfer an Fahrzeugen
KR100550070B1 (ko) * 2003-11-26 2006-02-08 주식회사 만도 전자 제어 현가 장치와 이를 이용한 댐퍼 감쇠력 제어 방법
JP4546307B2 (ja) * 2005-03-30 2010-09-15 本田技研工業株式会社 可変減衰力ダンパーの制御装置
JP4199273B2 (ja) * 2006-08-29 2008-12-17 本田技研工業株式会社 車両状態推定装置
WO2008138067A1 (en) * 2007-05-15 2008-11-20 University Of Technology, Sydney A method and system for estimating parameters of a vehicle
FR2916409B1 (fr) * 2007-05-25 2009-08-21 Snr Roulements Sa Procede d'estimation d'un parametre de roulage d'un vehicule automobile au moyen d'un filtre de kalman
JP4930346B2 (ja) * 2007-11-29 2012-05-16 トヨタ自動車株式会社 サスペンションシステム
US8839920B2 (en) 2008-04-17 2014-09-23 Levant Power Corporation Hydraulic energy transfer
US10047817B2 (en) * 2009-01-07 2018-08-14 Fox Factory, Inc. Method and apparatus for an adjustable damper
US8627932B2 (en) 2009-01-07 2014-01-14 Fox Factory, Inc. Bypass for a suspension damper
US11306798B2 (en) 2008-05-09 2022-04-19 Fox Factory, Inc. Position sensitive suspension damping with an active valve
US9452654B2 (en) 2009-01-07 2016-09-27 Fox Factory, Inc. Method and apparatus for an adjustable damper
US20100170760A1 (en) 2009-01-07 2010-07-08 John Marking Remotely Operated Bypass for a Suspension Damper
JP5168567B2 (ja) * 2008-09-01 2013-03-21 日立オートモティブシステムズ株式会社 状態推定装置、サスペンション制御装置及びサスペンションシステム
US10036443B2 (en) 2009-03-19 2018-07-31 Fox Factory, Inc. Methods and apparatus for suspension adjustment
US11299233B2 (en) 2009-01-07 2022-04-12 Fox Factory, Inc. Method and apparatus for an adjustable damper
US9038791B2 (en) 2009-01-07 2015-05-26 Fox Factory, Inc. Compression isolator for a suspension damper
EP2312180B1 (de) 2009-10-13 2019-09-18 Fox Factory, Inc. Vorrichtung zur Steuerung eines hydraulischen Dämpfers
US10697514B2 (en) 2010-01-20 2020-06-30 Fox Factory, Inc. Remotely operated bypass for a suspension damper
JP5723445B2 (ja) 2010-06-16 2015-05-27 レバント パワー コーポレイション 統合されたエネルギ生成ダンパ
EP3636953B1 (de) 2011-05-31 2023-09-27 Fox Factory, Inc. Vorrichtung zur positionsempfindlichen und/oder einstellbaren aufhängungsdämpfung
EP2567839B1 (de) 2011-09-12 2019-03-13 Fox Factory, Inc. Verfahren und Vorrichtung zur Aufhängungseinstellung
US11279199B2 (en) 2012-01-25 2022-03-22 Fox Factory, Inc. Suspension damper with by-pass valves
US10330171B2 (en) 2012-05-10 2019-06-25 Fox Factory, Inc. Method and apparatus for an adjustable damper
CN104302492B (zh) * 2012-05-14 2016-08-24 日产自动车株式会社 车辆的控制装置和车辆的控制方法
JP6059564B2 (ja) * 2013-03-13 2017-01-11 Ｋｙｂ株式会社 ダンパ速度検知装置
US9676244B2 (en) 2013-03-15 2017-06-13 ClearMotion, Inc. Integrated active suspension smart valve
US9702349B2 (en) 2013-03-15 2017-07-11 ClearMotion, Inc. Active vehicle suspension system
EP2968709B1 (de) 2013-03-15 2019-10-02 ClearMotion, Inc. Verbesserungen an einer aktiven fahrzeugfederung
US9174508B2 (en) 2013-03-15 2015-11-03 Levant Power Corporation Active vehicle suspension
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US9702424B2 (en) 2014-10-06 2017-07-11 ClearMotion, Inc. Hydraulic damper, hydraulic bump-stop and diverter valve
JP2017008659A (ja) * 2015-06-25 2017-01-12 Ｋｙｂ株式会社 Ｚｍｐ演算装置およびｚｍｐ演算方法
US10737546B2 (en) 2016-04-08 2020-08-11 Fox Factory, Inc. Electronic compression and rebound control
JP2018058463A (ja) * 2016-10-04 2018-04-12 アイシン精機株式会社 減衰力制御装置
JP6822338B2 (ja) * 2017-07-19 2021-01-27 トヨタ自動車株式会社 サスペンション制御システム
JP6923591B2 (ja) * 2019-04-12 2021-08-18 本田技研工業株式会社 電動サスペンション装置
JP7327345B2 (ja) * 2020-10-16 2023-08-16 トヨタ自動車株式会社 サスペンションストローク関連値推定装置及び方法
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Also Published As

Publication number Publication date
EP1477342A1 (de) 2004-11-17
DE69737958T2 (de) 2008-04-10
EP0808734A3 (de) 1999-07-21
JPH09309315A (ja) 1997-12-02
US5987368A (en) 1999-11-16
DE69737958D1 (de) 2007-09-06
EP0808734B1 (de) 2004-11-03
EP0808734A2 (de) 1997-11-26
JP3118414B2 (ja) 2000-12-18
DE69731423T2 (de) 2005-10-27
EP1477342B1 (de) 2007-07-25

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