JP7769726B2 - 制動制御装置 - Google Patents
制動制御装置Info
- Publication number
- JP7769726B2 JP7769726B2 JP2023573829A JP2023573829A JP7769726B2 JP 7769726 B2 JP7769726 B2 JP 7769726B2 JP 2023573829 A JP2023573829 A JP 2023573829A JP 2023573829 A JP2023573829 A JP 2023573829A JP 7769726 B2 JP7769726 B2 JP 7769726B2
- Authority
- JP
- Japan
- Prior art keywords
- braking force
- braking
- driver
- auxiliary
- vehicle
- 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.)
- Active
Links
Classifications
-
- 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
-
- 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
- B60T7/00—Brake-action initiating means
- B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
-
- 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
- B60T7/00—Brake-action initiating means
- B60T7/02—Brake-action initiating means for personal initiation
- B60T7/04—Brake-action initiating means for personal initiation foot actuated
- B60T7/042—Brake-action initiating means for personal initiation foot actuated by electrical means, e.g. using travel or force sensors
-
- 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
- B60T7/00—Brake-action initiating means
- B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
- B60T7/22—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle, or by means of contactless obstacle detectors mounted on the vehicle
-
- 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
-
- 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
- B60T8/171—Detecting parameters used in the regulation; Measuring values used in the regulation
-
- 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
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/321—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration deceleration
- B60T8/3255—Systems in which the braking action is dependent on brake pedal data
-
- 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
-
- 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
- B60T2201/00—Particular use of vehicle brake systems; Special systems using also the brakes; Special software modules within the brake system controller
- B60T2201/02—Active or adaptive cruise control system; Distance control
- B60T2201/022—Collision avoidance systems
-
- 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
- B60T2201/00—Particular use of vehicle brake systems; Special systems using also the brakes; Special software modules within the brake system controller
- B60T2201/16—Curve braking control, e.g. turn control within ABS control algorithm
-
- 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
- B60T2210/00—Detection or estimation of road or environment conditions; Detection or estimation of road shapes
- B60T2210/20—Road shapes
-
- 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
- B60T2220/00—Monitoring, detecting driver behaviour; Signalling thereof; Counteracting thereof
- B60T2220/04—Pedal travel sensor, stroke sensor; Sensing brake request
-
- 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
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/10—Longitudinal 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
- B60W2556/00—Input parameters relating to data
- B60W2556/45—External transmission of data to or from the vehicle
- B60W2556/50—External transmission of data to or from the vehicle of positioning data, e.g. GPS [Global Positioning System] data
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Regulating Braking Force (AREA)
Description
図1は、実施例に係る車両制御システムの一例を示す車両全体構成図である。車両制御システムが搭載される車両1は、車両前方の外界情報等に基づいて車両の進行方向にあるコーナー(カーブ)などの目標走行軌跡を算出可能な構成である。
図2は、実施例に係る補助制動力制御装置(制動制御装置)11の機能ブロック図である。尚、センサ、コントローラ等はあくまでも論理上の役割分担であり、実装上は複数の機能が一体化されても良いし、また一つの機能が複数の筐体に分散して実装されていても良い。
(数1)
Vp=√(YGp/Kp) ・・・(1)
(数2)
Vp=√(YGp/Kp) ・・・(2)
(数3)
Ap=(Vv^2-Vp^2)/(2×Lp)×M ・・・(3)
(数4)
Vx=√(Aμ/Kp) ・・・(4)
(数5)
Vx=√(Aμ/Kp×k) ・・・(5)
(数6)
As=Ap-Av ・・・(6)
(数7)
La=(Vv^2-Vp^2)/(2×Ap) ・・・(7)
(数8)
La=(Vv^2-Vp^2)/(2×Ap) ・・・(8)
(数9)
Vx=√(Aμ/Kp) ・・・(9)
(数10)
Vx=√(Aμ/Kp×c) ・・・(10)
2~5 車輪
6(6a~6d) 油圧ブレーキ等の制動装置
7 横滑り防止装置等の制動出力制御装置
8 エンジン、電動モータ等の動力装置
9 電動パワーステアリング装置等の操舵装置
10 カメラ、GPS等の外界認識装置
11 補助制動力制御装置(制動制御装置)
101 外界認識情報取得部
102 車両情報取得部
103 目標車速算出部
104 規範制動力算出部
105 ドライバ入力情報取得部
106 ドライバ入力制動力換算部
107 制動力算出部
201 不足制動力算出部
202 補助制動力算出開始・終了判定部
203 補助制動力算出部
204 補助制動力立ち上がり勾配調整部
205 補助制動力低下勾配調整部
206 補助制動力最大出力値制限部
207 補助制動終了勾配調整部
208 最終目標制動力算出部
S101~S108 全体制御フローの各ステップ
S201~S213 制動力算出部制御フローの各ステップ
Claims (9)
- 車両の制動装置をドライバの操作状況に応じて制御する制動制御装置であって、
車両の外界情報を取得する外界認識情報取得部と、
前記車両の状態情報を取得する車両情報取得部と、
前記外界情報と、前記状態情報と、を用いて、前記車両の進行方向にあるコーナーへ進入する際の規範制動力を算出する規範制動力算出部と、
前記車両のドライバの入力制動力情報を取得するドライバ入力情報取得部と、
前記入力制動力情報を受信した場合、前記規範制動力と前記入力制動力情報に基づき算出される目標制動力に対し、前記車両のドライバへの制動操作違和感を減少させる補助制動力を算出し、前記補助制動力を用いて最終目標制動力を算出する制動力算出部と、を備えることを特徴とする制動制御装置。 - 請求項1に記載の制動制御装置であって、
前記制動力算出部は、前記目標制動力に基づいて制動制御を実施する際、制動制御による補助制動力立ち上がり勾配を制限することを特徴する制動制御装置。 - 請求項1に記載の制動制御装置であって、
前記制動力算出部は、制動制御の実行により、前記車両の速度が充分に低下し、前記規範制動力が0となった場合において、制動制御終了までの補助制動力低下勾配を設定し、制動制御量の急変を制限することを特徴とする制動制御装置。 - 請求項1に記載の制動制御装置であって、
前記制動力算出部は、前記目標制動力に基づいて制動制御を実施する際、前記制動制御により付与できる補助制動力最大出力値の制限を行うことを特徴とする制動制御装置。 - 請求項1に記載の制動制御装置であって、
前記制動力算出部は、制動制御の実行中において、前記ドライバの入力制動力情報に基づいてドライバの制動入力が終了したことを判定した場合、前記目標制動力に値が残っていても制動制御を早期終了することを特徴とする制動制御装置。 - 請求項2に記載の制動制御装置であって、
前記制動力算出部は、
前記車両情報取得部により得られる現在車速および路面μ情報と、
前記外界認識情報取得部により得られる進行経路曲率を含む外界情報と、
前記ドライバ入力情報取得部により得られるドライバの操作状況と、に応じて、
前記制動制御による補助制動力立ち上がり勾配を変化させる機構を有することを特徴とする制動制御装置。 - 請求項3に記載の制動制御装置であって、
前記制動力算出部は、前記補助制動力低下直前までの補助制動力の付与状況に応じて、前記制動制御終了までの補助制動力低下勾配を変化させる機構を有することを特徴とする制動制御装置。 - 請求項4に記載の制動制御装置であって、
前記制動力算出部は、
前記車両情報取得部により得られる現在車速および路面μ情報と、
前記外界認識情報取得部により得られる進行経路曲率を含む外界情報と、
前記ドライバ入力情報取得部により得られるドライバの操作状況と、に応じて、
前記補助制動力最大出力値の補助制動力制限値を増減する機構を有することを特徴とする制動制御装置。 - 請求項5に記載の制動制御装置であって、
前記制動力算出部は、
前記外界認識情報取得部により得られる進行経路曲率を含む外界情報、及び前記車両情報取得部により得られる路面μ情報から、算出可能な物理限界速度と、前記車両情報取得部により得られる現在車速と、の比較により、前記車両が、充分な減速効果を得られていないと判断した場合に限り、
前記ドライバの入力制動力情報に基づいてドライバの制動入力が終了したことを判定した場合においても、前記制動制御を継続することを特徴とする制動制御装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022005235 | 2022-01-17 | ||
| JP2022005235 | 2022-01-17 | ||
| PCT/JP2022/031916 WO2023135851A1 (ja) | 2022-01-17 | 2022-08-24 | 制動制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2023135851A1 JPWO2023135851A1 (ja) | 2023-07-20 |
| JP7769726B2 true JP7769726B2 (ja) | 2025-11-13 |
Family
ID=87278755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023573829A Active JP7769726B2 (ja) | 2022-01-17 | 2022-08-24 | 制動制御装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20250083656A1 (ja) |
| JP (1) | JP7769726B2 (ja) |
| CN (1) | CN118510689A (ja) |
| DE (1) | DE112022005407T5 (ja) |
| WO (1) | WO2023135851A1 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12403875B2 (en) | 2024-01-31 | 2025-09-02 | Toyota Jidosha Kabushiki Kaisha | Method for discrete handling of brake control between driver and mechanical system |
| KR20250150733A (ko) * | 2024-04-11 | 2025-10-21 | 현대자동차주식회사 | 자율주행 제어 장치 및 자율주행 제어 방법 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004355266A (ja) | 2003-05-28 | 2004-12-16 | Nissan Motor Co Ltd | 車両用報知装置 |
| JP2006293530A (ja) | 2005-04-07 | 2006-10-26 | Toyota Motor Corp | 車両用走行制御装置 |
| JP2012096795A (ja) | 2007-05-16 | 2012-05-24 | Advics Co Ltd | ブレーキ制御装置およびブレーキ制御方法 |
| JP2013086618A (ja) | 2011-10-17 | 2013-05-13 | Nissan Motor Co Ltd | 制動力制御装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0789418A (ja) * | 1993-09-24 | 1995-04-04 | Toyota Motor Corp | 車両の制動装置 |
| JP3627499B2 (ja) | 1998-02-10 | 2005-03-09 | 日産自動車株式会社 | 車両制御装置 |
-
2022
- 2022-08-24 US US18/727,303 patent/US20250083656A1/en active Pending
- 2022-08-24 CN CN202280087901.1A patent/CN118510689A/zh active Pending
- 2022-08-24 JP JP2023573829A patent/JP7769726B2/ja active Active
- 2022-08-24 DE DE112022005407.7T patent/DE112022005407T5/de active Pending
- 2022-08-24 WO PCT/JP2022/031916 patent/WO2023135851A1/ja not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004355266A (ja) | 2003-05-28 | 2004-12-16 | Nissan Motor Co Ltd | 車両用報知装置 |
| JP2006293530A (ja) | 2005-04-07 | 2006-10-26 | Toyota Motor Corp | 車両用走行制御装置 |
| JP2012096795A (ja) | 2007-05-16 | 2012-05-24 | Advics Co Ltd | ブレーキ制御装置およびブレーキ制御方法 |
| JP2013086618A (ja) | 2011-10-17 | 2013-05-13 | Nissan Motor Co Ltd | 制動力制御装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023135851A1 (ja) | 2023-07-20 |
| JPWO2023135851A1 (ja) | 2023-07-20 |
| CN118510689A (zh) | 2024-08-16 |
| US20250083656A1 (en) | 2025-03-13 |
| DE112022005407T5 (de) | 2024-08-29 |
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