JP4724163B2 - 車体速度推定装置 - Google Patents
車体速度推定装置 Download PDFInfo
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- JP4724163B2 JP4724163B2 JP2007239593A JP2007239593A JP4724163B2 JP 4724163 B2 JP4724163 B2 JP 4724163B2 JP 2007239593 A JP2007239593 A JP 2007239593A JP 2007239593 A JP2007239593 A JP 2007239593A JP 4724163 B2 JP4724163 B2 JP 4724163B2
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- 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
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/105—Speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/109—Lateral acceleration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/11—Pitch movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/112—Roll movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/114—Yaw movement
-
- 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
- B60G2400/05—Attitude
- B60G2400/051—Angle
-
- 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
- B60G2400/05—Attitude
- B60G2400/051—Angle
- B60G2400/0511—Roll angle
-
- 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
- B60G2400/05—Attitude
- B60G2400/051—Angle
- B60G2400/0512—Pitch angle
-
- 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
- B60G2400/05—Attitude
- B60G2400/052—Angular rate
- B60G2400/0523—Yaw rate
-
- 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
- B60G2400/104—Acceleration; Deceleration lateral or transversal with regard to vehicle
-
- 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
- B60G2400/106—Acceleration; Deceleration longitudinal with regard to vehicle, e.g. braking
-
- 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
- B60G2400/204—Vehicle speed
-
- 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
- B60G2400/204—Vehicle speed
- B60G2400/2042—Lateral speed
-
- 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
- B60G2400/208—Speed of wheel rotation
-
- 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
- B60G2600/09—Feedback 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
- B60G2600/187—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
- B60G2600/70—Computer memory; Data storage, e.g. maps for adaptive control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W2050/0001—Details of the control system
- B60W2050/0019—Control system elements or transfer functions
- B60W2050/0028—Mathematical models, e.g. for simulation
- B60W2050/0031—Mathematical model of the vehicle
- B60W2050/0033—Single-track, 2D vehicle model, i.e. two-wheel bicycle model
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mathematical Physics (AREA)
- Transportation (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
- Vehicle Body Suspensions (AREA)
Description
第1のプログラムは、コンピュータを、車体の鉛直軸に対する姿勢角であるロール角及びピッチ角を推定する姿勢角推定手段と、各輪の車輪速度に基づいて車両前後方向の車体速度である前後車体速度を演算する前後速度演算手段と、前記前後車体速度及び車両横方向の車体速度である横車体速度を車両運動の状態量として、車両運動の前後加速度、横加速度、及びヨー角速度の各検出値、前記ロール角及び前記ピッチ角の各推定値、並びに前記前後車体速度の演算値と前記ヨー角速度の検出値の絶対値から得られる値との積に基づいて、前記横車体速度を推定する車体速度推定手段と、して機能させるものである。
12 前後速度演算手段
14A 前後加速度検出手段
14B 横加速度検出手段
16 ヨー角速度検出手段
18 車体速度オブザーバ
20 絶対値演算手段
Claims (6)
- 車体の鉛直軸に対する姿勢角であるロール角及びピッチ角を推定する姿勢角推定手段と、
各輪の車輪速度に基づいて車両前後方向の車体速度である前後車体速度を演算する前後速度演算手段と、
前記前後車体速度及び車両横方向の車体速度である横車体速度を車両運動の状態量として、車両運動の前後加速度、横加速度、及びヨー角速度の各検出値、前記ロール角及び前記ピッチ角の各推定値、並びに前記前後車体速度の演算値と前記ヨー角速度の検出値の絶対値から得られる値との積に基づいて、前記横車体速度を推定する車体速度推定手段と、
を含む車体速度推定装置。 - 前記車体速度推定手段は、前記横加速度の検出値をローパスフィルタ処理して得られる値を前記状態量に加えると共に、前記横加速度の検出値をローパスフィルタ処理して得られる値及び車両操舵角の検出値を加えて、前記横車体速度を推定する請求項1記載の車体速度推定装置。
- 車体の鉛直軸に対する姿勢角であるロール角及びピッチ角を推定する姿勢角推定手段と、
各輪の車輪速度に基づいて車両前後方向の車体速度である前後車体速度を演算する前後速度演算手段と、
前記前後車体速度、車両横方向の車体速度である横車体速度、及び横加速度の検出値をローパスフィルタ処理して得られる値を車両運動の状態量として、車両運動の前後加速度、横加速度、ヨー角速度、及び車両操舵角の各検出値、前記ロール角及び前記ピッチ角の各推定値、前記前後加速度の検出値から推定される路面に対するピッチ角の推定値に応じて補正した前記前後車体速度の演算値の補正値、前記ピッチ角の推定値に応じて前記前後加速度の検出値を補正して得られた上下車体速度の演算値、前記前後車体速度の演算値の補正値と前記ヨー角速度の検出値の絶対値から得られる値との積、横加速度の検出値をローパスフィルタ処理して得られる値、ロール角速度の検出値または推定値、並びにピッチ角速度の検出値または推定値に基づいて、横車体速度を推定する車体速度推定手段と、
を含む車体速度推定装置。 - 車体の鉛直軸に対する姿勢角であるロール角及びピッチ角を推定する姿勢角推定手段と、
各輪の車輪速度に基づいて車両前後方向の車体速度である前後車体速度を演算する前後速度演算手段と、
前記前後車体速度及び車両横方向の車体速度である横車体速度を車両運動の状態量とすると共に、前記前後車体速度の演算値と前後車体速度の推定値との偏差とヨー角速度の検出値の絶対値から得られる値との積をフィードバック量として、車両運動の前後加速度、横加速度、及びヨー角速度の各検出値、前記ロール角及び前記ピッチ角の各推定値、並びに前記偏差とヨー角速度の検出値の絶対値から得られる値との積に基づいて、前記前後車体速度及び前記横車体速度を推定する車体速度推定手段と、
を含む車体速度推定装置。 - 前記車体速度推定手段は、前記横加速度の検出値をローパスフィルタ処理して得られる値を前記状態量に、前記横加速度の検出値をローパスフィルタ処理した値と該ローパスフィルタ処理した値の推定値との偏差を前記フィードバック量に各々加えると共に、前記ローパスフィルタ処理して得られる値と該ローパスフィルタ処理した値の推定値との偏差、及び車両操舵角の検出値を加えて、前記前後車体速度及び前記横車体速度を推定する請求項4記載の車体速度推定装置。
- 車体の鉛直軸に対する姿勢角であるロール角及びピッチ角を推定する姿勢角推定手段と、
各輪の車輪速度に基づいて車両前後方向の車体速度である前後車体速度を演算する前後速度演算手段と、
前記前後車体速度、車両横方向の車体速度である横車体速度、及び横加速度の検出値をローパスフィルタ処理して得られる値を車両運動の状態量とすると共に、前記前後加速度の検出値から推定される路面に対するピッチ角の推定値に応じて補正した前記前後車体速度の演算値の補正値と前後車体速度の補正値の推定値との偏差である第1の偏差とヨー角速度の検出値の絶対値から得られる値との積、及び横加速度の検出値をローパスフィルタ処理して得られる値と該ローパスフィルタ処理して得られる値の推定値との偏差である第2の偏差をフィードバック量として、車両運動の前後加速度、横加速度、ヨー角速度、及び車両操舵角の各検出値、前記積、前記第2の偏差、前記ピッチ角の推定値に応じて前記前後加速度の検出値を補正して得られた上下車体速度の演算値、前記ロール角及び前記ピッチ角の各推定値、ロール角速度の検出値または推定値、並びにピッチ角速度の検出値または推定値に基づいて、前記前後車体速度及び前記横車体速度を推定する車体速度推定手段と、
を含む車体速度推定装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007239593A JP4724163B2 (ja) | 2007-09-14 | 2007-09-14 | 車体速度推定装置 |
PCT/JP2008/066621 WO2009035121A2 (en) | 2007-09-14 | 2008-09-09 | Vehicle body speed estimating device |
EP08831124.6A EP2203340B1 (en) | 2007-09-14 | 2008-09-09 | Vehicle body speed estimating device |
CN200880107057.4A CN101801755B (zh) | 2007-09-14 | 2008-09-09 | 车体速度推定设备 |
US12/677,578 US8457832B2 (en) | 2007-09-14 | 2008-09-09 | Vehicle body speed estimating device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2007239593A JP4724163B2 (ja) | 2007-09-14 | 2007-09-14 | 車体速度推定装置 |
Publications (2)
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JP2009067300A JP2009067300A (ja) | 2009-04-02 |
JP4724163B2 true JP4724163B2 (ja) | 2011-07-13 |
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JP2007239593A Active JP4724163B2 (ja) | 2007-09-14 | 2007-09-14 | 車体速度推定装置 |
Country Status (5)
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US (1) | US8457832B2 (ja) |
EP (1) | EP2203340B1 (ja) |
JP (1) | JP4724163B2 (ja) |
CN (1) | CN101801755B (ja) |
WO (1) | WO2009035121A2 (ja) |
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GB2514162B (en) * | 2013-05-16 | 2015-08-05 | Jaguar Land Rover Ltd | Vehicle speed control system |
CN103625475B (zh) * | 2013-12-18 | 2016-04-13 | 东南大学 | 一种基于递归最小二乘的车辆侧倾角与俯仰角估计方法 |
JP5996572B2 (ja) * | 2014-03-27 | 2016-09-21 | 本田技研工業株式会社 | 車体のロール角推定装置 |
KR101543156B1 (ko) * | 2014-04-10 | 2015-08-07 | 현대자동차주식회사 | 차량 속도 추정 장치 및 방법 |
JP6349137B2 (ja) * | 2014-04-23 | 2018-06-27 | Kyb株式会社 | ダンパ制御装置 |
JP6349138B2 (ja) * | 2014-04-23 | 2018-06-27 | Kyb株式会社 | ダンパ制御装置 |
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WO2009035121A2 (en) | 2009-03-19 |
WO2009035121A3 (en) | 2009-05-22 |
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US8457832B2 (en) | 2013-06-04 |
CN101801755A (zh) | 2010-08-11 |
EP2203340B1 (en) | 2015-09-09 |
CN101801755B (zh) | 2014-06-18 |
US20100198448A1 (en) | 2010-08-05 |
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