JP6573643B2 - 車両の走行制御装置 - Google Patents
車両の走行制御装置 Download PDFInfo
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- 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
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/10—Path keeping
- B60W30/12—Lane keeping
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- 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
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
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- 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
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
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- 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
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
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- 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
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/20—Conjoint control of vehicle sub-units of different type or different function including control of steering systems
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- 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
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/02—Control of vehicle driving stability
- B60W30/045—Improving turning performance
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- 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
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/18—Propelling the vehicle
- B60W30/18009—Propelling the vehicle related to particular drive situations
- B60W30/18145—Cornering
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- 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
- B60W40/02—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 ambient conditions
- B60W40/06—Road conditions
- B60W40/072—Curvature of the road
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
- B62D15/02—Steering position indicators ; Steering position determination; Steering aids
- B62D15/025—Active steering aids, e.g. helping the driver by actively influencing the steering system after environment evaluation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D6/00—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
- B62D6/002—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits computing target steering angles for front or rear wheels
- B62D6/003—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits computing target steering angles for front or rear wheels in order to control vehicle yaw movement, i.e. around a vertical axis
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- 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
- B60W2540/00—Input parameters relating to occupants
- B60W2540/18—Steering angle
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- 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
- B60W2552/00—Input parameters relating to infrastructure
- B60W2552/30—Road curve radius
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- 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
- B60W2720/00—Output or target parameters relating to overall vehicle dynamics
- B60W2720/14—Yaw
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- 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
- B60W2720/00—Output or target parameters relating to overall vehicle dynamics
- B60W2720/30—Wheel torque
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Description
図1において、符号1は自車両を示し、符号2は自車両1の駆動系、符号3は自車両1の操舵系を示す。駆動系2は、エンジン11、クラッチ機構12、第1モータ13、変速機14、減速装置15、駆動輪(左前輪16fl、右前輪16fr)から構成される前輪駆動力伝達経路と、第2モータ17、第3モータ18、減速装置(左減速装置19rl、右減速装置19rr)及び駆動輪(左後輪20rl、右後輪20rr)から構成される後輪駆動力伝達経路とを備える4輪駆動可能な構成になっている。
κ=(κl+κr)/2 …(1)
Δx=(xl+xr)/2−xv …(2)
xv=(1/2)・(1/(1+As・V2))・(δ/Lw)・(tc・V)2 …(3)
xv=(1/2)・(γ/V)・(V・tc)2 …(4)
xv=(1/2)・κ・(V・tc)2 …(5)
θt=(θtl+θtr)/2 …(6)
δtff=Gff・κ …(7)
Tfb=Kp・δdev+Kd・dδdev/dt+Ki・∫δdevdt …(8)
Mz=Mzx+Mzix+Mzθ …(9)
Trl=−(rt/d)・ΔMz …(10)
Trr=+(rt/d)・ΔMz …(11)
2 駆動系
3 操舵系
17 第2モータ
18 第3モータ
26 第2モータ制御部
27 第3モータ制御部
39 電動パワーステアリング装置
40 操舵制御部
41 前方環境認識装置
50 制御ユニット
50a 走行路情報取得部
50b 目標操舵角算出部
50c トルク制御部
50d 舵角制御部
50e トルク舵角制御切換部
50f 制駆動力制御部
Claims (2)
- 自車両が目標コースに沿って走行するよう制御する車両の走行制御装置であって、
前記目標コースの形状に基づいて、フィードフォワード制御の目標操舵角を算出する目標操舵角算出部と、
前記目標操舵角からドライバのオーバーライドを優先しながら自車両を前記目標コースに追従させる追従トルクを算出し、算出した前記追従トルクで操舵系を制御するトルク制御部と、
前記目標操舵角と実舵角との舵角偏差を算出し、算出した前記舵角偏差に基づいて前記操舵系を制御する舵角制御部と、
前記目標コースの曲率変化に基づいて、前記トルク制御部による操舵制御と前記舵角制御部による操舵制御とを切り換えるトルク舵角制御切換部と、
前記目標コースに対する自車両のズレ量が無くなるように自車両を走行させるフィードバック制御量に基づいて、自車両に付加するヨーモーメントを算出し、算出した前記ヨーモーメントに基づいて車輪の制駆動力配分を制御する制駆動力制御部と
を備え、
前記トルク舵角制御切換部は、前記目標コースの曲率変化率を所定の閾値と比較し、前記曲率変化率が前記閾値よりも小さい場合、前記トルク制御部による操舵制御を実行させて前記舵角制御部による操舵制御を停止させ、前記曲率変化率が前記閾値以上の場合には、前記トルク制御部による操舵制御を停止させて前記舵角制御部による操舵制御を実行させる
ことを特徴とする車両の走行制御装置。 - 前記制駆動力制御部は、自車両の幅方向における前記目標コースと自車位置とのズレ量と、自車両に作用する外乱により生じる自車両の幅方向における前記目標コースと自車位置とのズレ量と、前記目標コースの進行方向と自車両の進行方向の角度のズレ量との少なくとも一つを、前記目標コースに対するズレ量として、前記ヨーモーメントを算出することを特徴とする請求項1に記載の車両の走行制御装置。
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JP2017060745A JP6573643B2 (ja) | 2017-03-27 | 2017-03-27 | 車両の走行制御装置 |
CN201711214833.8A CN108657179B (zh) | 2017-03-27 | 2017-11-28 | 车辆的行驶控制装置 |
US15/866,334 US10793141B2 (en) | 2017-03-27 | 2018-01-09 | Vehicle traveling control apparatus |
DE102018103710.4A DE102018103710A1 (de) | 2017-03-27 | 2018-02-20 | Steuerung zum fahren eines fahrzeugs |
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JP2017060745A JP6573643B2 (ja) | 2017-03-27 | 2017-03-27 | 車両の走行制御装置 |
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JP6573643B2 true JP6573643B2 (ja) | 2019-09-11 |
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US (1) | US10793141B2 (ja) |
JP (1) | JP6573643B2 (ja) |
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JP2015219830A (ja) * | 2014-05-20 | 2015-12-07 | トヨタ自動車株式会社 | 運転支援装置 |
US20160091325A1 (en) * | 2014-09-25 | 2016-03-31 | Nissan North America, Inc. | Method and system of assisting a driver of a vehicle |
JP6078124B1 (ja) * | 2015-08-27 | 2017-02-08 | 富士重工業株式会社 | 車両の制御装置及び車両の制御方法 |
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