JP2010064576A5 - - Google Patents
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- JP2010064576A5 JP2010064576A5 JP2008231825A JP2008231825A JP2010064576A5 JP 2010064576 A5 JP2010064576 A5 JP 2010064576A5 JP 2008231825 A JP2008231825 A JP 2008231825A JP 2008231825 A JP2008231825 A JP 2008231825A JP 2010064576 A5 JP2010064576 A5 JP 2010064576A5
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Claims (3)
また、前記目標地点までの惰性走行での到達可否判定は、車両が一定距離走行する毎にあるいは一定時間走行する毎に行うこと、
を特徴とする車両走行制御方法。 The vehicle traveling toward the target point is determined from the current point / target point to the target point based on the current vehicle travel speed V, the vehicle travel distance D from the local point to the target point, and the deceleration α when the vehicle travels inertially. To reach the target point by coasting if it is possible,
In addition, the reachability determination in inertial traveling to the target point is performed every time the vehicle travels a certain distance or every certain time,
A vehicle travel control method characterized by the above.
また、惰性走行での前記到達すべき時刻での目標地点到達可否判定は、車両が一定距離走行する毎にあるいは一定時間走行する毎に行うこと、
を特徴とする車両走行制御方法。 Vehicles that have reached the intersection at the target point at a predetermined time and are traveling in order to pass through the intersection with a green light and no stop are the current time ta, the current vehicle travel speed V, and the vehicle travel distance from the local point to the target point. D, from the arrival time tb to the intersection that is the target point and the deceleration α when the vehicle travels inertially, determine whether the arrival time can be reached by inertial traveling from the current point to the target point, If possible, travel to the target point by coasting and reach the target point at the arrival time,
In addition, the target point reachability determination at the time to reach in inertial traveling is performed every time the vehicle travels a certain distance or every certain time,
A vehicle travel control method characterized by the above .
車両Ａは車両Ｂに対して車間距離ＬがＬ＝Ｌ1（Ｖs）〜Ｌ＝{Ｌ1（Ｖs）+Ｌ2（Ｖr1）＋Ｌ3（Ｖr1） }の間で追従走行をすべく
車間距離ＬがＬ＞{Ｌ1（Ｖs）+Ｌ2（Ｖr1）}なる状態からＬ＝{Ｌ1（Ｖs）+Ｌ2（Ｖr1）}
に達した時惰性走行を開始し、
車間距離ＬがＬ＜{Ｌ1（Ｖs）+Ｌ2（Ｖr1）}なる状態からＬ＝{Ｌ1（Ｖs）+Ｌ2（Ｖr1）}
に達した時加速走行を開始する、
ことを特徴とする車両走行制御方法。
ただし、
Ｌ1（Ｖｓ）：速度Ｖs で走行中の車両Ａの車両Ｂに対する安全車間距離（制動距離）、
Ｌ2（Ｖr1）＝{Ｖr1 2 ／（２・α）}
：車両Ａ−車両Ｂ間相対速度Ｖr1 （＞０）で走行中の車両Ａが、惰性走行
開始後Ｖr ＝０となるまでの間に車両Ｂに接近する相対距離、
Ｌ3（Ｖr1）＝{Ｖr1 2 ／（２・α’）}
：車両Ａ−車両Ｂ間相対速度（−Ｖr1） で走行中の車両Ａが、加速度α’で加速走行開始後Ｖr ＝０となるまでの間に車両Ｂから遠ざかる相対距離、
α：車両の惰性走行時の減速度絶対値、
α’：車両の加速走行時の加速度、
Ｖs ：前方走行車走行速度、
Ｖr ：前方走行車との相対速度、
Ｖr1 ：前方走行車との相対速度上下限値、
である。 In the vehicle A traveling following the forward traveling vehicle B,
The vehicle A should follow the vehicle B with an inter-vehicle distance L between L = L1 (Vs) and L = {L1 (Vs) + L2 (Vr1) + L3 (Vr1)}.
From the state where the inter-vehicle distance L is L> {L1 (Vs) + L2 (Vr1)}, L = {L1 (Vs) + L2 (Vr1)}
When it reaches
From the state where the inter-vehicle distance L is L <{L1 (Vs) + L2 (Vr1)}, L = {L1 (Vs) + L2 (Vr1)}
Accelerates when it reaches
The vehicle travel control method characterized by the above-mentioned .
However,
L1 (Vs): a safe inter-vehicle distance (braking distance) of the vehicle A traveling at the speed Vs with respect to the vehicle B,
L2 (Vr1) = {Vr1 2 /(2.α )}
: Vehicle A traveling at relative speed Vr1 (> 0) between vehicle A and vehicle B is coasting
Relative distance approaching vehicle B before Vr = 0 after starting,
L3 (Vr1) = {Vr1 2 / (2 · α ′)}
The relative distance that the vehicle A traveling at the relative speed (−Vr1) between the vehicle A and the vehicle B moves away from the vehicle B until Vr = 0 after the acceleration traveling starts at the acceleration α ′.
α: Absolute deceleration when the vehicle is coasting,
α ′: acceleration during acceleration of the vehicle,
Vs: traveling vehicle traveling speed,
Vr: relative speed with the vehicle in front
Vr1: Upper and lower limit values of relative speed with the vehicle in front
It is.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008231825A JP4646334B2 (en) | 2008-09-10 | 2008-09-10 | Vehicle travel control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008231825A JP4646334B2 (en) | 2008-09-10 | 2008-09-10 | Vehicle travel control method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2010064576A JP2010064576A (en) | 2010-03-25 |
| JP2010064576A5 true JP2010064576A5 (en) | 2010-06-17 |
| JP4646334B2 JP4646334B2 (en) | 2011-03-09 |
Family
ID=42190547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008231825A Expired - Fee Related JP4646334B2 (en) | 2008-09-10 | 2008-09-10 | Vehicle travel control method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4646334B2 (en) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4793886B2 (en) * | 2009-08-27 | 2011-10-12 | 渡邉 雅弘 | Vehicle travel control method |
| JP2011225103A (en) * | 2010-04-20 | 2011-11-10 | Masahiro Watanabe | Vehicle traveling control method |
| DE102010023198A1 (en) * | 2010-06-09 | 2011-12-15 | Gm Global Technology Operations Llc (N.D.Ges.D. Staates Delaware) | Device and method for controlling the driving behavior of a vehicle approaching a breakpoint |
| JP5549563B2 (en) * | 2010-12-01 | 2014-07-16 | トヨタ自動車株式会社 | Vehicle control device |
| JP5602611B2 (en) * | 2010-12-20 | 2014-10-08 | Ｕｄトラックス株式会社 | Acceleration / deceleration degree display device |
| JP2012147533A (en) * | 2011-01-09 | 2012-08-02 | Masahiro Watanabe | Electric vehicle and driving control method of the same |
| DE102011083013A1 (en) * | 2011-09-20 | 2013-03-21 | Robert Bosch Gmbh | Method for operating driver assistance system in motor vehicle, involves calculating earliest and latest possible points in time to begin coasting and to start braking operation, for determining desired timepoint for slowing vehicle |
| JP5846218B2 (en) * | 2011-12-20 | 2016-01-20 | トヨタ自動車株式会社 | Vehicle control device |
| JP5939621B2 (en) * | 2012-03-23 | 2016-06-22 | 本田技研工業株式会社 | Travel control device |
| JP6089504B2 (en) * | 2012-08-29 | 2017-03-08 | トヨタ自動車株式会社 | Vehicle control device |
| KR101428278B1 (en) | 2012-12-12 | 2014-08-07 | 현대자동차주식회사 | Driving map controlling method for vehicle |
| US9026348B2 (en) | 2012-12-21 | 2015-05-05 | Honda Motor Co., Ltd. | System and method for brake coaching |
| US10487761B2 (en) | 2013-05-31 | 2019-11-26 | Hitachi Automotive Systems, Ltd. | Vehicle control apparatus and vehicle control method |
| JP5668791B2 (en) * | 2013-06-03 | 2015-02-12 | トヨタ自動車株式会社 | Vehicle control device |
| JP2017124807A (en) * | 2016-06-26 | 2017-07-20 | 渡邉 雅弘 | Energy-saving decelerating travel method |
| DE102016224511A1 (en) * | 2016-12-08 | 2018-06-14 | Zf Friedrichshafen Ag | Method for controlling a rolling or sailing mode of a vehicle |
| JP6930124B2 (en) * | 2017-02-10 | 2021-09-01 | いすゞ自動車株式会社 | Travel control device and vehicle |
| JP6930483B2 (en) * | 2018-04-17 | 2021-09-01 | 株式会社デンソー | Travel control device |
| CN113815609B (en) * | 2020-06-19 | 2023-08-01 | 宇通客车股份有限公司 | Constant-speed cruising system and fuel-saving control method and device thereof |
| KR102368880B1 (en) * | 2020-08-24 | 2022-03-02 | 한양대학교 산학협력단 | Driving parameter control method and apparatus |
| JP7334767B2 (en) * | 2021-09-21 | 2023-08-29 | いすゞ自動車株式会社 | Vehicle controller and vehicle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4432794B2 (en) * | 2005-02-17 | 2010-03-17 | トヨタ自動車株式会社 | Stop control device |
| JP4639320B2 (en) * | 2005-05-30 | 2011-02-23 | トヨタ自動車株式会社 | Moving body movement pattern calculation apparatus and method |
| JP4518569B2 (en) * | 2008-02-26 | 2010-08-04 | 雅弘 渡邉 | Vehicle traveling speed control method |
-
2008
- 2008-09-10 JP JP2008231825A patent/JP4646334B2/en not_active Expired - Fee Related
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