JP4309846B2 - 下り坂に位置する車両の自動変速機の制御方法および装置並びに車両 - Google Patents
下り坂に位置する車両の自動変速機の制御方法および装置並びに車両 Download PDFInfo
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- JP4309846B2 JP4309846B2 JP2004554603A JP2004554603A JP4309846B2 JP 4309846 B2 JP4309846 B2 JP 4309846B2 JP 2004554603 A JP2004554603 A JP 2004554603A JP 2004554603 A JP2004554603 A JP 2004554603A JP 4309846 B2 JP4309846 B2 JP 4309846B2
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- automatic transmission
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- slope
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- 230000005540 biological transmission Effects 0.000 title claims description 64
- 238000000034 method Methods 0.000 title claims description 30
- 230000009467 reduction Effects 0.000 claims description 15
- 238000012360 testing method Methods 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 9
- 230000006870 function Effects 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 230000008569 process Effects 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 4
- 229920000297 Rayon Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000002964 rayon Substances 0.000 description 2
- 125000002066 L-histidyl group Chemical group [H]N1C([H])=NC(C([H])([H])[C@](C(=O)[*])([H])N([H])[H])=C1[H] 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
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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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/21—Providing engine brake control
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
- F16H61/0204—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
- F16H61/0213—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal characterised by the method for generating shift signals
-
- 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
- B60W2720/10—Longitudinal speed
-
- 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
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/14—Inputs being a function of torque or torque demand
- F16H59/18—Inputs being a function of torque or torque demand dependent on the position of the accelerator pedal
- F16H2059/186—Coasting
-
- 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
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/60—Inputs being a function of ambient conditions
- F16H59/66—Road conditions, e.g. slope, slippery
- F16H2059/663—Road slope
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
- F16H61/0204—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
- F16H61/0213—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal characterised by the method for generating shift signals
- F16H2061/0234—Adapting the ratios to special vehicle conditions
-
- 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
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/46—Inputs being a function of speed dependent on a comparison between speeds
-
- 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
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/60—Inputs being a function of ambient conditions
- F16H59/66—Road conditions, e.g. slope, slippery
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
Description
−図1は、本発明による方法を実行する動力装置の略図;
−図2は、本発明による方法の流れ図;
である。
γc=rap(N)・Cmoteur/Rayon・Masse-1/2ρ・Scx・Vveh/Masse・g・kr
が用いられる。ここに:
−rap(N)は、ギヤ比Nに対して車輪4に対して付加される減速比、
−Cmoteurは、例えばアクセルペダル7の位置とエンジン回転数の関数としてエンジン制御装置によって決められるエンジン2のトルク、
−Rayonは、車輪4の半径、
−Masseは、2人乗車の車両の質量、
−ρは、空気の密度、
−Scxは、車両に対する空気抵抗に関する係数、
−gは、重力の加速度(g=9.81m/s2)、
−krは、軸受けの抵抗
である。
P=(γm-γc)/g
によって計算される。
Claims (6)
- 自動変速機(3)を駆動するエンジン(2)を有する車両の自動変速機(3)の制御方法であって:
−上記車両の下降状況を検出し;
−上記エンジン(2)が、上記車両が下り坂に位置するときの上記自動変速機(3)のギヤ比を選定する、
上記自動変速機(3)の制御方法において、
上記車両が下降状況に入るときの上記車両の縦方向の速度(Vmin)をメモリし、
−上記車両が下降状況にある限りは、上記車両の実際の速度(V)を、下降状況に入るときの上記車両の縦方向の速度(Vmin)と比較し:
−上記車両の実際の速度(V)が、下降状況に入るときの上記車両の縦方向の速度(Vmin)を所定の離隔値(VS)以上上回るなら、上記自動変速機(3)をギヤ比低下を開始するように制御し、
坂道の傾斜(P)が、所定の傾斜の閾値(PS)より大で、上記エンジン(2)に対する出力の要求(Acc)が所定の出力閾値(AccS)を越えず、ブレーキが作動されていなければ、上記車両は下降状況にあると決定し、
上記ギヤ比低下を開始する前に、エンジン回転数(NTA)が、エンジン回転数(NTA)の所定の閾値(NS)よりも小さいことを確認する、補足のテスト段階(28)を有する、
ことを特徴とする、自動変速機を駆動するエンジンを有する車両の自動変速機の制御方法。 - 上記エンジン回転数(NTA)の所定の閾値(NS)は、坂道の傾斜(P)とともに増加する、傾斜(P)の関数であることを特徴とする、請求項1に記載の自動変速機を駆動するエンジンを有する車両の自動変速機の制御方法。
- 上記所定の離隔値(VS)は、5〜10km/hの間に含まれることを特徴とする、請求項1に記載の自動変速機を駆動するエンジンを有する車両の自動変速機の制御方法。
- 上記車両は、速度の制御装置が装備されていることを特徴とする、請求項1に記載の自動変速機を駆動するエンジンを有する車両の自動変速機の制御方法。
- 自動変速機(3)を駆動するエンジン(2)を有する車両の自動変速機(3)の制御装置であって:
−上記車両の下降状況を決定する手段と、
−上記エンジン(2)が、上記車両が下り坂に位置するときの上記自動変速機(3)のギヤ比を選定する手段と、
を有する上記自動変速機(3)の制御装置において、
−上記車両が下降状況に入るときの上記車両の縦方向の速度(Vmin)の測定及びメモリ手段と、
−上記車両の実際の速度(V)を、上記下降状況に入るときの速度(Vmin)と比較する手段と、
−上記車両の実際の速度(V)が、上記下降状況に入るときの上記車両の縦方向の速度(Vmin)を所定の離隔値(VS)以上上回るなら、上記自動変速機(3)をギヤ比低下を開始するように制御する手段と、
坂道の傾斜(P)が、所定の傾斜の閾値(PS)より大で、上記エンジン(2)に対する出力の要求(Acc)が所定の出力閾値(AccS)を越えず、ブレーキが作動されていなければ、上記車両は下降状況にあると決定する手段と、
上記ギヤ比低下を開始する前に、エンジン回転数(NTA)が、エンジン回転数(NTA)の所定の閾値(NS)よりも小さいことを確認する手段と、
を有することを特徴とする、自動変速機を駆動するエンジンを有する車両の自動変速機の制御装置。 - エンジン(2)と自動変速機(3)を有する車両において、請求項5に記載の自動変速機の制御装置を有することを特徴とする、エンジンと自動変速機を有する車両。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0214560A FR2847639B1 (fr) | 2002-11-21 | 2002-11-21 | Procede de commande d'une transmission automatique d'un vehicule en situation de descente |
PCT/FR2003/003411 WO2004048818A1 (fr) | 2002-11-21 | 2003-11-18 | Procede de commande d’une transmission automatique d’un vehicule en situation de descente |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006507458A JP2006507458A (ja) | 2006-03-02 |
JP4309846B2 true JP4309846B2 (ja) | 2009-08-05 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2004554603A Expired - Fee Related JP4309846B2 (ja) | 2002-11-21 | 2003-11-18 | 下り坂に位置する車両の自動変速機の制御方法および装置並びに車両 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7987034B2 (ja) |
EP (1) | EP1563206B1 (ja) |
JP (1) | JP4309846B2 (ja) |
KR (1) | KR101017968B1 (ja) |
AT (1) | ATE331163T1 (ja) |
DE (1) | DE60306411T2 (ja) |
FR (1) | FR2847639B1 (ja) |
WO (1) | WO2004048818A1 (ja) |
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-
2002
- 2002-11-21 FR FR0214560A patent/FR2847639B1/fr not_active Expired - Fee Related
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2003
- 2003-11-18 DE DE60306411T patent/DE60306411T2/de not_active Expired - Lifetime
- 2003-11-18 AT AT03786017T patent/ATE331163T1/de not_active IP Right Cessation
- 2003-11-18 WO PCT/FR2003/003411 patent/WO2004048818A1/fr active IP Right Grant
- 2003-11-18 EP EP03786017A patent/EP1563206B1/fr not_active Expired - Lifetime
- 2003-11-18 US US10/534,982 patent/US7987034B2/en not_active Expired - Fee Related
- 2003-11-18 KR KR1020057008959A patent/KR101017968B1/ko not_active IP Right Cessation
- 2003-11-18 JP JP2004554603A patent/JP4309846B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1563206A1 (fr) | 2005-08-17 |
US20060149450A1 (en) | 2006-07-06 |
WO2004048818A1 (fr) | 2004-06-10 |
KR20050085048A (ko) | 2005-08-29 |
KR101017968B1 (ko) | 2011-03-02 |
DE60306411T2 (de) | 2006-12-21 |
FR2847639B1 (fr) | 2005-02-04 |
EP1563206B1 (fr) | 2006-06-21 |
ATE331163T1 (de) | 2006-07-15 |
FR2847639A1 (fr) | 2004-05-28 |
JP2006507458A (ja) | 2006-03-02 |
US7987034B2 (en) | 2011-07-26 |
DE60306411D1 (de) | 2006-08-03 |
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