JP2000502427A - 1つの変速比から上下の変速比に常時移行する車両用自動変速機の不安定抑制方法 - Google Patents
1つの変速比から上下の変速比に常時移行する車両用自動変速機の不安定抑制方法Info
- Publication number
- JP2000502427A JP2000502427A JP9508175A JP50817597A JP2000502427A JP 2000502427 A JP2000502427 A JP 2000502427A JP 9508175 A JP9508175 A JP 9508175A JP 50817597 A JP50817597 A JP 50817597A JP 2000502427 A JP2000502427 A JP 2000502427A
- Authority
- JP
- Japan
- Prior art keywords
- vehicle
- acceleration
- gear ratio
- couple
- pumping
- 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.)
- Granted
Links
Classifications
-
- 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
- F16H61/10—Controlling shift hysteresis
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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
- 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
- F16H2059/142—Inputs being a function of torque or torque demand of driving resistance calculated from weight, slope, or the like
-
- 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
- F16H2061/0216—Calculation or estimation of post shift values for different gear ratios, e.g. by using engine performance tables
-
- 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
- F16H59/24—Inputs being a function of torque or torque demand dependent on the throttle opening
-
- 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
-
- 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
- F16H59/44—Inputs being a function of speed dependent on machine speed, e.g. the vehicle 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
- F16H59/48—Inputs being a function of acceleration
-
- 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
- F16H59/50—Inputs being a function of the status of the machine, e.g. position of doors or safety belts
- F16H59/52—Inputs being a function of the status of the machine, e.g. position of doors or safety belts dependent on the weight of the machine, e.g. change in weight resulting from passengers boarding a bus
-
- 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
- F16H59/68—Inputs being a function of gearing status
- F16H59/70—Inputs being a function of gearing status dependent on the ratio established
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.自動変速機を有する自動車のポンピング現象を抑制する車両用自動変速機の 不安定抑制方法において、 −車両の測定された速度(Vmes)、変速機のそのときのギヤ比(N)、エンジン の回転速度(Nmot)、およびエンジンのスロットル・バルブ開度(αpap) を 使って、車両の質量(M)を決定する段階、 −上記車両の質量(M)から出発して、車両が上段のギヤ比N+1で得るであろ う加速度(γ(N+1))を決定する段階、 −車両に加わる抵抗力の和(Fresistant)を決定する段階、 −上記加速度(γ(N+1))および上記抵抗力の和(Fresistant)の情報から 出発して、≪ポンピングの危険≫と呼ばれる、上段のギヤ比N+1でポンピング 現象が起る確率を決定する段階、 −上記≪ポンピングの危険≫の情報から出発して、変速機の制御装置に加えるた めの、上段のギヤ比への移行を禁止する信号を作成する段階 を含むことを特徴とする車両用自動変速機の不安定抑制方法。 2.上記上段のギヤ比N+1でポンピング現象が起る確率を決定するために、 −与えられた加速度の閾値(Sγ)によって定義される負のファジーなサブアセ ンブリへの上段のギヤ比での潜在的な加速度(γ(N+1))の帰属の程度(μγ )を決定する段階、 −抵抗力の下の閾値(Sγ1)および抵抗力の上の閾値(Sγ2)によって定義さ れる正のファジーなサブアセンブリへの抵抗力の帰属の程度(μF γ)を決定す る段階、 −上記ファジーなサブアセンブリへの帰属の程度(μγ,μF γ)から出発して、 上段のギヤ比(N+1)でのポンピングの危険を、帰属の程度の対の最低値Mi n(μγ,μF γ)として決定する段階 を含む、ファジー論理技術が利用されることを特徴とする、請求項1記載の車両 用自動変速機の不安定抑制方法。 3.上記抵抗力の下の閾値(Sγ1)および上記抵抗力の上の閾値(Sγ2)と、 上段のギヤ比での上記加速度の閾値(Sγ)の少なくとも一方が、調整によって およびそのとき関係しているギヤ比に依存して決定されることを特徴とする、請 求項2記載の車両用自動変速機の不安定抑制方法。 4.上記車両の質量の決定が、 −上記車両の測定された速度(Vmes)から出発して、上記車両の加速度(γmes )を計算する段階、 −上記スロットル・バルブ開度(αpap)、上記エンジンの回転速度、およびその ときの上記ギヤ比(N)での変速機の減速比(rap(N))から出発して、車輸 への偶力(Croue)を計算する段階、 −与えられた2つの瞬間(t1,t2)の間の加速度および偶力の一連のp個の変 化(ΔC,Δγ)を決定する段階、 −加速度および偶力の変化(ΔC,Δγ)の繰返し最小自乗の同定技術によって 車両の上記質量(M)を計算する段階 を含むことを特徴とする、前記請求項1〜3のいずれか1つに記載の車両用自動 変速機の不安定抑制方法。 5.上記車両の質量(M)を計算する段階が加速度および偶力の上記各変化(Δ C,Δγ)について計算される生の質量(Mbrute)を計算する段階、お よびそれに続く、相連続する上記生の質量から出発して、繰返し平均値の計算に よって上記質量(M)を計算する段階を含むことを特徴とする、請求項4記載の 車両用自動変速機の不安定抑制方法。 6.上記車両の測定された速度(Vmes)から出発して、上記車両の加速度(γm es )を計算する段階が、 −1次の数値的なロー・パス・フィルタによって測定された速度情報(Vmes) を濾波して、濾波された速度情報(Vfil)を得る段階、 −濾波された速度情報(Vfil)の数値的な微係数を計算して、車両の加速度情 報(γmes)を得る段階、 −数値的なロー・パス・フィルタによって車両の加速度情報(γmes)を濾波し て、車両の濾波された加速度情報(γfil)を得る段階 を含むことを特徴とする、請求項4または請求項5の1つに記載の車両用自動変 速機の不安定抑制方法。 7.上記車輪への偶力(Croue)を計算する段階が、 −ギヤ比Nでの車両の変速機の減速比(rap(N))にエンジン偶力(Cmot) を乗じて、車輪への偶力(Croue)を計算する段階、 −ロー・パス・フィルタによって上記車輪への偶力(Croue)を濾波して、車輌 の濾波された加速度情報(γfil)と同位相で車輪への偶力情報(Croue,fil) を得る段階 を含むことを特徴とする、請求項4または請求項5の1つに記載の車両用自動変 速機の不安定抑制方法。 8.上記加速度および偶力の一連のp個の変化(ΔC,Δγ)が0.5秒乃至2 .5秒のオーダの間隔をおいた2つの瞬間(t1,t2)の間で計算されることを 特徴とする、請求項4記載の車両用自動変速機の不安定抑制方法。 9.上記加速度および偶力の変化(ΔC,Δγ)の繰返し最小自乗が、車両の制 動が作動していない場合に、上記与えられた2つの瞬間(t1,t2)の間のスロ ットル・バルブ開度の変化が予め定められた閾値(Sd α)よりも小さい時、か つ偶力の変化と加速度の変化の積(ΔC(i)・Δγ(i))が予め定められた正の閾 値(Sc γ)よりも大きい時に得られる加速度および偶力の変化 (ΔC(i),Δγ(i))(iは0とpの間に含まれる)について計算されることを 特徴とする、請求項4記載の車両用自動変速機の不安定抑制方法。 10.前記請求項のいずれか1つに記載のポンピング現象を抑制する車両用自動 変速機の不安定抑制方法を実施することを特徴とする自動車。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9509740A FR2737761B1 (fr) | 1995-08-10 | 1995-08-10 | Procede de suppression du phenomene de pompage d'un vehicule automobile et vehicule automobile mettant en oeuvre ce procede |
| FR9509740 | 1995-08-10 | ||
| PCT/FR1996/001232 WO1997006374A1 (fr) | 1995-08-10 | 1996-08-02 | Procede de suppression d'une instabilite de la boite de vitesses automatique d'un vehicule en passant constamment d'un rapport au rapport superieur et inversement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000502427A true JP2000502427A (ja) | 2000-02-29 |
| JP3827727B2 JP3827727B2 (ja) | 2006-09-27 |
Family
ID=9481874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50817597A Expired - Fee Related JP3827727B2 (ja) | 1995-08-10 | 1996-08-02 | 1つの変速比から上下の変速比に常時移行する車両用自動変速機の不安定抑制方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6044317A (ja) |
| EP (1) | EP0843792B1 (ja) |
| JP (1) | JP3827727B2 (ja) |
| DE (1) | DE69615847T2 (ja) |
| FR (1) | FR2737761B1 (ja) |
| WO (1) | WO1997006374A1 (ja) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6098004A (en) * | 1998-06-04 | 2000-08-01 | Ford Global Technologies, Inc. | Preventing gear hunting in an automatic transmission for a motor vehicle |
| KR100448381B1 (ko) * | 2002-06-28 | 2004-09-10 | 현대자동차주식회사 | 자동변속기의 변속 제어방법 및 장치 |
| FR2842579B1 (fr) * | 2002-07-18 | 2004-09-17 | Renault Sa | Procede et dispositif de commande d'une transmission automatique equipant un vehicule en situation de montee |
| FR2847636B1 (fr) | 2002-11-21 | 2005-02-04 | Renault Sa | Procede de controle du choix du rapport de demultiplication d'une transmission automatique |
| JP4066864B2 (ja) * | 2003-03-28 | 2008-03-26 | アイシン精機株式会社 | 車両重量推定装置 |
| FR2863092B1 (fr) | 2003-12-02 | 2007-05-18 | Renault Sas | Systeme d'affichage du rapport de boites de vitesses preconise |
| FR2864193B1 (fr) | 2003-12-19 | 2007-04-13 | Renault Sas | Procede et dispositif de controle des changements des rapports des transmissions automatiques |
| FR2866936B1 (fr) | 2004-02-27 | 2007-04-13 | Renault Sas | Procede de correction des rapports d'une transmission automatique |
| FR2873422B1 (fr) * | 2004-07-21 | 2007-09-28 | Renault Sas | Procede de controle des changements de rapport lors des communications de lois de passage ou de variogrammes |
| DE102006022171A1 (de) * | 2006-05-12 | 2007-11-15 | Zf Friedrichshafen Ag | Verfahren zur Ermittlung der Masse eines Kraftfahrzeugs |
| DE102007031725A1 (de) * | 2007-07-06 | 2009-01-08 | Zf Friedrichshafen Ag | Verfahren zur Steuerung eines automatisierten Stufenschaltgetriebes |
| US8565985B2 (en) * | 2007-10-22 | 2013-10-22 | Komatsu Ltd. | Transmission control device and method for working vehicle |
| WO2009054757A1 (en) | 2007-10-26 | 2009-04-30 | Volvo Lastvagnar Ab | A method for a more efficient use of a combustion engine in a vehicle |
| FR2936478B1 (fr) | 2008-09-30 | 2011-06-17 | Renault Sas | Procede d'estimation de l'acceleration longitudinale atteignable sur le rapport superieur au rapport actuel, pour un vehicule equipe d'une boite de vitesse a rapports discrets. |
| FR2940950B1 (fr) | 2009-01-12 | 2011-02-11 | Renault Sas | Procede d'anticipation des retrogradages et de controle d'une transmission automatique |
| US9052013B2 (en) | 2012-12-14 | 2015-06-09 | Caterpillar Inc. | Grade and payload based transmission gear selection strategy |
| US8954246B2 (en) | 2012-12-14 | 2015-02-10 | Caterpillar Inc. | Grade and payload estimate-based transmission gear selection |
| FR3096107B1 (fr) | 2019-05-14 | 2021-04-09 | Renault Sas | Procédé de suppression du pompage d’une transmission automatique |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3311306A1 (de) * | 1983-03-28 | 1984-10-11 | Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover | Kontrolleinrichtung fuer ein fahrzeug-getriebe zur feststellung des wirtschaftlichen fahrbereichs |
| JPS6179056A (ja) * | 1984-09-25 | 1986-04-22 | Toyota Motor Corp | 車両用無段変速機の制御方法 |
| JPH023738A (ja) * | 1988-06-17 | 1990-01-09 | Honda Motor Co Ltd | 自動変速機の制御装置 |
| EP0375155B1 (en) * | 1988-11-18 | 1994-06-15 | Honda Giken Kogyo Kabushiki Kaisha | Vehicle automatic transmission control system |
| JPH0686188B2 (ja) * | 1989-04-04 | 1994-11-02 | 株式会社ユニシアジェックス | 運転状態認識装置及びこれを用いた自動変速機の変速制御装置 |
| JP2917162B2 (ja) * | 1990-02-21 | 1999-07-12 | 株式会社日立製作所 | 自動車用制御システム |
| US5241476A (en) * | 1990-05-08 | 1993-08-31 | Chrysler Corporation | Acceleration prediction responsive adaptive upshift control |
| JPH0571622A (ja) * | 1991-09-12 | 1993-03-23 | Honda Motor Co Ltd | 自動変速機の制御装置 |
| US5510982A (en) * | 1991-12-03 | 1996-04-23 | Hitachi, Ltd. | Automatic automobile transmission with variable shift pattern controlled in response to estimated running load |
| US5172609A (en) * | 1992-03-02 | 1992-12-22 | Saturn Corporation | Gradeability-based shift pattern control for an automatic transmission |
| DE4326182A1 (de) * | 1992-08-10 | 1994-02-17 | Volkswagen Ag | Verfahren und Einrichtung zur Erzeugung eines Anzeigesignals oder eines Steuersignals für ein sinnvolles Hochschalten eines Stufengetriebes eines Kraftfahrzeugs mit Verbrennungsmotor |
| US5913916A (en) * | 1992-09-16 | 1999-06-22 | General Motors Corporation | Fuzzy logic shift scheduling for automatic transmissions |
| US5479345A (en) * | 1993-11-02 | 1995-12-26 | Eaton Corporation | Method and apparatus for selecting shift points in an automated mechanical transmission |
| IT1267654B1 (it) * | 1994-12-29 | 1997-02-07 | Iveco Fiat | Metodo di controllo di un gruppo motopropulsore di un veicolo. |
-
1995
- 1995-08-10 FR FR9509740A patent/FR2737761B1/fr not_active Expired - Fee Related
-
1996
- 1996-08-02 US US09/011,063 patent/US6044317A/en not_active Expired - Lifetime
- 1996-08-02 JP JP50817597A patent/JP3827727B2/ja not_active Expired - Fee Related
- 1996-08-02 EP EP96927731A patent/EP0843792B1/fr not_active Expired - Lifetime
- 1996-08-02 WO PCT/FR1996/001232 patent/WO1997006374A1/fr not_active Ceased
- 1996-08-02 DE DE69615847T patent/DE69615847T2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0843792B1 (fr) | 2001-10-10 |
| JP3827727B2 (ja) | 2006-09-27 |
| EP0843792A1 (fr) | 1998-05-27 |
| FR2737761B1 (fr) | 1997-09-19 |
| DE69615847D1 (de) | 2001-11-15 |
| US6044317A (en) | 2000-03-28 |
| DE69615847T2 (de) | 2002-06-20 |
| FR2737761A1 (fr) | 1997-02-14 |
| WO1997006374A1 (fr) | 1997-02-20 |
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