JP6345724B2 - 車両のサスペンション装置 - Google Patents
車両のサスペンション装置 Download PDFInfo
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- JP6345724B2 JP6345724B2 JP2016052878A JP2016052878A JP6345724B2 JP 6345724 B2 JP6345724 B2 JP 6345724B2 JP 2016052878 A JP2016052878 A JP 2016052878A JP 2016052878 A JP2016052878 A JP 2016052878A JP 6345724 B2 JP6345724 B2 JP 6345724B2
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- Prior art keywords
- sprung
- unsprung
- vehicle
- required load
- frequency
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/002—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising at least one fluid spring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G15/00—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
- B60G15/02—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G15/00—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
- B60G15/02—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
- B60G15/06—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper
- B60G15/062—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper the spring being arranged around the damper
- B60G15/065—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper the spring being arranged around the damper characterised by the use of a combination of springs
-
- 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
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
-
- 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
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
- B60G17/021—Spring characteristics, e.g. mechanical springs and mechanical adjusting means the mechanical spring being a coil spring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/15—Fluid spring
- B60G2202/152—Pneumatic spring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/30—Spring/Damper and/or actuator Units
- B60G2202/32—The spring being in series with the damper and/or actuator
- B60G2202/322—The spring being in series with the damper and/or actuator the damper being controllable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/40—Type of actuator
- B60G2202/41—Fluid actuator
- B60G2202/413—Hydraulic actuator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/40—Type of actuator
- B60G2202/41—Fluid actuator
- B60G2202/416—Fluid actuator using a pump, e.g. in the line connecting the lower chamber to the upper chamber of the actuator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/40—Type of actuator
- B60G2202/43—Mechanical actuator
- B60G2202/432—Spring motor
-
- 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
- B60G2500/30—Height or ground clearance
-
- 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
- B60G2600/22—Magnetic elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
- F16F15/035—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means by use of eddy or induced-current damping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2232/00—Nature of movement
- F16F2232/06—Translation-to-rotary conversion
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Description
2 :車体
3 :サスペンション装置
7 :電磁ダンパ
8 :ばね上部材
9 :ばね下部材
10 :制御装置
34 :ECU
35 :MDU
38 :ストロークセンサ
39 :ばね上加速度センサ
41 :車速センサ
42 :ヨーレートセンサ
51 :出力制御部
54 :ばね下要求荷重演算部
56 :ばね上要求荷重演算部
57 :目標荷重演算部
58 :目標電流演算部
61 :ばね上要求荷重ベース値演算部
62 :補正部
Claims (7)
- 車両のサスペンション装置であって、
前記車両のばね上部材とばね下部材との間に設けられ、前記ばね上部材及び前記ばね下部材に推進力及び減衰力を与える電磁ダンパと、
前記電磁ダンパを制御する制御装置とを有し、
前記制御装置は、
前記ばね下部材の上下振動を減衰させるようにばね下要求荷重を演算するばね下要求荷重演算部と、
前記ばね上部材の上下変位を抑制するようにばね上要求荷重を演算するばね上要求荷重演算部と、
前記ばね下要求荷重と前記ばね上要求荷重とに基づいて前記電磁ダンパの目標荷重を演算する目標荷重演算部とを有し、
前記ばね上要求荷重演算部は、前記ばね上部材の上下振動の周波数であるばね上周波数が所定の閾値周波数以上の場合に、前記目標荷重演算部に出力する前記ばね上要求荷重の絶対値を減少させる補正を行うことによって、前記ばね上周波数が前記ばね下部材の共振が発生するばね下共振周波数帯にあるときの前記ばね上要求荷重の絶対値を減少させる補正部を有し、
前記補正部は、前記車両のヨーレートに基づいて前記閾値周波数を変化させることを特徴とする車両のサスペンション装置。 - 前記補正部は、前記ヨーレートが小さいほど前記閾値周波数を大きくすることを特徴とする請求項1に記載の車両のサスペンション装置。
- 前記補正部は、前記ヨーレート及び前記車両の車速に基づいて前記閾値周波数を変化させることを特徴とする請求項1に記載の車両のサスペンション装置。
- 前記補正部は、前記ヨーレートが所定のヨーレート判定値以下、又は前記車速が所定の車速判定値以下の場合に、前記ヨーレートが前記ヨーレート判定値より大きく、かつ前記車速が前記車速判定値より大きい場合よりも前記閾値周波数を大きくすることを特徴とする請求項3に記載の車両のサスペンション装置。
- 前記補正部は、前記ヨーレートが前記ヨーレート判定値より大きく、かつ前記車速が前記車速判定値より大きい場合に、前記閾値周波数を3Hz以上6Hz以下にすることを特徴とする請求項4に記載の車両のサスペンション装置。
- 前記補正部は、前記ばね上周波数が前記閾値周波数より大きい範囲において、前記ばね上周波数の増加に応じて前記ばね上要求荷重を漸減させることを特徴とする請求項1〜請求項5のいずれか1つの項に記載の車両のサスペンション装置。
- 前記ばね下要求荷重演算部は、前記ばね上部材と前記ばね下部材との相対速度に基づいて前記ばね下要求荷重を演算し、
前記ばね上要求荷重演算部は、前記ばね上部材の上下速度に基づいて前記ばね上要求荷重を演算することを特徴とする請求項1〜請求項6のいずれか1つの項に記載の車両のサスペンション装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016052878A JP6345724B2 (ja) | 2016-03-16 | 2016-03-16 | 車両のサスペンション装置 |
US15/595,284 US10415664B2 (en) | 2016-03-16 | 2017-05-15 | Vehicle suspension system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016052878A JP6345724B2 (ja) | 2016-03-16 | 2016-03-16 | 車両のサスペンション装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017165283A JP2017165283A (ja) | 2017-09-21 |
JP6345724B2 true JP6345724B2 (ja) | 2018-06-20 |
Family
ID=59912400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2016052878A Active JP6345724B2 (ja) | 2016-03-16 | 2016-03-16 | 車両のサスペンション装置 |
Country Status (2)
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US (1) | US10415664B2 (ja) |
JP (1) | JP6345724B2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020011597A (ja) * | 2018-07-18 | 2020-01-23 | 本田技研工業株式会社 | 車両のサスペンションシステム |
US11511589B2 (en) * | 2018-08-20 | 2022-11-29 | Rassini Suspensiones, S.A. De C.V. | Adjustable suspension mount assembly |
JP6807975B2 (ja) * | 2019-04-12 | 2021-01-06 | 本田技研工業株式会社 | 電動サスペンション装置 |
WO2022173802A1 (en) | 2021-02-10 | 2022-08-18 | Gene Hawkins | Active suspension control system for a motor vehicle |
DE102021129355B4 (de) * | 2021-11-11 | 2023-05-25 | Audi Aktiengesellschaft | Verfahren zum Betreiben eines Fahrwerks eines Kraftfahrzeugs sowie Kraftfahrzeug |
DE102021131065A1 (de) | 2021-11-26 | 2023-06-01 | Audi Aktiengesellschaft | Aktive Fahrwerkregelung für ein Kraftfahrzeug |
Family Cites Families (14)
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GB8328373D0 (en) * | 1983-10-24 | 1983-11-23 | Lotus Car | Vehicle suspension device |
JP2595238B2 (ja) * | 1987-04-14 | 1997-04-02 | 日産自動車株式会社 | 能動型サスペンシヨン装置 |
US5097419A (en) * | 1990-06-08 | 1992-03-17 | Monroe Auto Equipment Company | Method and apparatus for dynamic leveling |
US5490068A (en) * | 1991-07-30 | 1996-02-06 | Atsugi Unisia Corporation | Suspension control system for automotive vehicle including apparatus for controlling shock absorber damping force coefficient |
JP3182019B2 (ja) * | 1993-02-24 | 2001-07-03 | 株式会社ユニシアジェックス | 車両懸架装置 |
JPH07205629A (ja) * | 1994-01-26 | 1995-08-08 | Nissan Motor Co Ltd | 油圧アクティブサスペンション制御装置 |
JPH08310214A (ja) * | 1995-05-16 | 1996-11-26 | Nissan Motor Co Ltd | 車両のサスペンション制御装置 |
US5983150A (en) * | 1997-08-07 | 1999-11-09 | Unisia Jecs Corporation | Suspension systems for motor vehicles |
AU1619800A (en) * | 1998-11-11 | 2000-05-29 | Kenmar Company Trust | Enhanced computer optimized adaptive air spring suspension |
GB9915709D0 (en) * | 1999-07-05 | 1999-09-08 | Guilden Ltd | Vehicle suspension systems |
JP3722127B2 (ja) * | 2003-02-05 | 2005-11-30 | 日産自動車株式会社 | 車両用電磁サスペンション装置 |
JP2010253989A (ja) * | 2009-04-21 | 2010-11-11 | Nissan Motor Co Ltd | サスペンション制御装置及びサスペンション制御方法 |
WO2011158383A1 (ja) * | 2010-06-17 | 2011-12-22 | トヨタ自動車株式会社 | 電気式ショックアブソーバ |
JP5746246B2 (ja) * | 2013-03-13 | 2015-07-08 | カヤバ工業株式会社 | ダンパ制御装置 |
-
2016
- 2016-03-16 JP JP2016052878A patent/JP6345724B2/ja active Active
-
2017
- 2017-05-15 US US15/595,284 patent/US10415664B2/en active Active
Also Published As
Publication number | Publication date |
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US20180156303A1 (en) | 2018-06-07 |
US10415664B2 (en) | 2019-09-17 |
JP2017165283A (ja) | 2017-09-21 |
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