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KR950031599A - 적응시프트 제어방법 및 장치 - Google Patents

적응시프트 제어방법 및 장치 Download PDF

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KR950031599A
KR950031599A KR1019950008487A KR19950008487A KR950031599A KR 950031599 A KR950031599 A KR 950031599A KR 1019950008487 A KR1019950008487 A KR 1019950008487A KR 19950008487 A KR19950008487 A KR 19950008487A KR 950031599 A KR950031599 A KR 950031599A
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South Korea
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vehicle
gear ratio
upshift
adaptive control
expected
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KR1019950008487A
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KR100246972B1 (ko
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케이트 마아키벡 로날드
알렌 그라브스 쥬니어 로저
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프랑크 엠 사죠백
이턴 코포레이숀
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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
    • F16H61/04—Smoothing ratio shift
    • F16H61/0403—Synchronisation before shifting
    • 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
    • F16H61/0248—Control units where shifting is directly initiated by the driver, e.g. semi-automatic transmissions
    • 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
    • F16H61/16—Inhibiting or initiating shift during unfavourable conditions, e.g. preventing forward reverse shift at high vehicle speed, preventing engine over 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
    • 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
    • F16H61/70—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 specially adapted for change-speed gearing in group arrangement, i.e. with separate change-speed gear trains arranged in series, e.g. range or overdrive-type gearing arrangements
    • F16H61/702—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 specially adapted for change-speed gearing in group arrangement, i.e. with separate change-speed gear trains arranged in series, e.g. range or overdrive-type gearing arrangements using electric or electrohydraulic control means
    • 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
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/06—Combustion engines, Gas turbines
    • B60W2510/0638—Engine speed
    • B60W2510/0652—Speed change rate
    • 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
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/10—Change speed gearings
    • B60W2510/104—Output speed
    • B60W2510/1045—Output speed change rate
    • 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
    • F16H61/16—Inhibiting or initiating shift during unfavourable conditions, e.g. preventing forward reverse shift at high vehicle speed, preventing engine over speed
    • F16H2061/161—Inhibiting or initiating shift during unfavourable conditions, e.g. preventing forward reverse shift at high vehicle speed, preventing engine over speed by checking feasibility of shifts, i.e. determine if requested shift can be successfully completed and post shift values are in an acceptable range
    • 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
    • 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
    • F16H59/48—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S477/00—Interrelated power delivery controls, including engine control
    • Y10S477/904—Control signal is acceleration

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Transmission Device (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • Structure Of Transmissions (AREA)
  • Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)

Abstract

본 발명은 부분 자동기계 변속장치(10)용 적응제어장치/방법에 관한 것으로 목표기어비로의 선택된 업시프트가 현재차량 작동상태에서 이용 가능한지(208) 또는 이용할 수 있는지를 결정하고 이용할 수 없는 선택된 업시프트의 개시를 금지한가 이용가하다고 결정된 업시프트가 시스템에 의해 완결되지 않으면 업시프트 이용가능성이 결정된 논리법칙이 이러한 논리를 덜억압하도록 수정된다.

Description

적응시프트 제어방법 및 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 장치에 의해 부분 자동화한 차량기게 변속장치의 개략도, 제1A도는 제1도의 변속기의 시프트 패턴의 개략도, 제2도는 본 발명의 기게변속장치용 자동예비선택 및 반자동 시프트 수행장치의 개략도, 제3A도는 현재차량 및 엔진속도를 나타내는 신호를 미분하는 논리장치의 개략도, 제3B도는 제1도 엔진토오크가 구동바퀴에 적용될때 시프트천이중 기대차량 가속도를 산출하는 논리장치의 개략도.

Claims (14)

  1. 제어연료 드로틀제어엔진(E)과 입력축(16)과 출력축(90)을 지니고, 차량구동 바퀴를 구동시키는 다중속도 변경기어 변속기(10)를 구비하고, 상기 입력축은 기어비 변경작동중 결정가능한 예상 가속도를 지니며, 또한 엔진과 입력축간에 구동할 수 있게 배설된 마스터 마찰클러치(C)와, 변속입력축(16) 회전속도를 나타내는 제1압력신호를 제공하는 제1센서(98)와, 차량 속도를 나타내는 제2입력신호를 제공하는 제2센서(100)와 엔진 토오크를 나타낸 입력신호를 제공하는 제3센서(DL/152)와 변속기의 시프팅을 제어하는 변속액츄에이터(112,70,96)을 구비하는 차량기계 변동기어 변속장치의 선택된 시프트의 부분작동 수행을 제어하는 적응제어방법은: 현재 맞물린 변속비에서 목표기어비로의 업시프트의 선택을 결정하는 단계와; (ⅰ)현재 엔진코오크 및 (ⅱ)현재차량 작동상태의 제2기능으로 현재차량 작동상태 및 구동바퀴에 대한 제2엔진토오크에서의 기대차량 가속도 (A0)를 결정하는 단계와; 현재차량 작동상태 및 구동바퀴에 대한 제로엔진 토오크에서의 기대차량 가속도(A0)와 (ⅱ)선택 목표기어비의 기어비 및 (ⅲ)목표기어비로의 업시프트중 기대입력축 가속도의 제2기능으로 선택된 업시프트가 수행되면 목표비의 맞물림을 위해 동기상태를 성취하는 이용가능성 또는 비용가능성을 결정하는 단계와; 목표기어비의 맞물림을 위해 동기상태를 성취하는 이용가능성을 성취하는 결정을 할때만 선택된 업시프트를 개시하는 단계를 포함하는 것에 있어서, 선택된 업시프트를 개시한후, 목표기어비의 맞물림을 위해 동기상태를 성취하도록 비이용가능성을 감지할때, 업시프트의 다음 선택을 위해 기어비 변경 작동중 기대 입력축 가속도를 증가시키거나 현재차량 작동상태 및 제로엔진 토오크에서 기대차량 가속도를 증가시키는 방식으로 상기 제1기능과 상기 제2기능중 하나를 수정하는 단계를 특징으로 하는 적응제어방법.
  2. 제1항에 있어서, 현재차량 작동상태 및 제로엔진토오크에서의 기대차량 감속은 차량포장결합 중량의 기능으로 결정되고 상기 수정은 소정량까지 상기 제1항수에 할용되는 차량포장결합 중량의 값을 증가시키는 단계를 포함하는 것을 특징으로 하는 적응제어방법.
  3. 제2항에 있어서, 상기 소정의 량은 약 6%인 것을 특징으로 하는 적응제어방법.
  4. 제1항에 있어서, 상기 소정의 량은 약 6%인 것을 특징으로 하는 적응제어방법.
  5. 제1항에 있어서, 상기 제1 및 제2 기능중 하나를 수정한후 상기 제1 및 제2 기능을 원래값으로 하게 하는 단계를 더 포함하는 것을 특징으로 하는 적응제어방법.
  6. 제1항에 있어서, 상기 기대차량 가속도(A0)는 A1-A1/CW로 결정하는 것을 특징으로 하는 적응제어방법. 여기서, A1은 제2토오크값(T1)에서의 차량가속도를 나타내는 값 T1는 공지된 제1토오크값, W는 차량포장 결합중량의 값, C는 상수.
  7. 제6항에 있어서, CㆍW의 값은 (T1-T2)/(A1-A2)로 결정되는 것을 특징으로 하는 적응제어방법. 여기서, A2는 제2토오크값(T2)에서의 차량가속도의 값, T2는 T2가 T1과 같지 않은 공지된 제2토오크값.
  8. 제어연료 드로틀제어엔진(E)과 입력축(16)과 출력축(90)을 지니고, 차량구동 바퀴를 구동시키는 다중속도 변경기어 변속기(10)를 구비하고, 상기 입력축은 기어비 변경작동중 결정가능한 예상 가속도를 지니며, 또한 엔진과 입력축간에 구동할 수 있게 배설된 마스터 마찰클러치(C)와, 변속입력축(16) 회전속도를 나타내는 제1압력신호를 제공하는 제1센서(98)와, 차량속도를 나타내는 제2입력신호를 제공하는 제2센서(100)와 엔진토오크를 나타낸 입력신호를 제공하는 제3센서(DL/152)와 변속기의 시프팅을 제어하는 변속액츄에이터(112,70,96)을 구비하는 차량기계 변동기어 변속장치의 선택된 시프트의 부분작동 수행을 제어하는 적응제어장치은 : 현재 맞물린 변속비에서 목표기어비로의 업시프트의 선택을 결정하는 수단와; (ⅰ)현재 엔진토오크 및 (ⅱ)현재 차량 작동상태의 제2기능으로 현재차량 작동상태 및 구동바퀴에 대한 제2엔진토오크에서의 기대차량 가속도(A0)를 결정하는 수단와; 현재 차량 작동상태 및 구동바퀴에 대한 제로엔진 토오크에서의 기대차량 가속도(A0)와 (ⅱ)선택 목표기어비의 기어비 및 (ⅲ)목표기어비로의 업시프트중 기대입력축 가속도의 제2기능으로 선택된 업시프트가 수행되면 목표비의 맞물림을 위해 동기상태를 성취하는 이용가능성 또는 비용가능성을 결정하는 수단과; 목표기어비의 맞물림을 위해 동기상태를 성취하는 이용가능성을 성취하는 결정을 할때만 선택된 업시프트를 개시하는 수단과 포함하는 것에 있어서; 선택된 업시프트를 개시한후, 목표기어비의 맞물림을 위해 동기상태를 성취하도록 비이용가능성을 감지할때, 업시프트의 다음 선택을 위해 기어비 변경 작동중 기대입력축가속도를 증가시키거나 현재차량 작동상태 및 제로엔진 토오크에서 기대차량 가속도를 증가시키는 방식으로 상기 제1기능과 상기 제2기능중 하나를 수정하는 수단을 특징으로 하는 적응제어장치.
  9. 제8항에 있어서, 현재차량 작동상태 및 제로엔진토오크에서의 기대차량 감속은 차량포장결합 중량의 기능으로 결정되고 상기 수정수단은 소정의 량까지 상기 제1함수에 활용되는 차량포장결합 중량의 값을 증가시켜서 수정하는 수단을 포함하는 것을 특징으로 하는 적응제어장치.
  10. 제9항에 있어서, 상기 소정의 량은 약 6%인 것을 특징으로 하는 적응제어장치.
  11. 제8항에 있어서, 상기 소정의 량은 약 6%인 것을 특징으로 하는 적응제어장치.
  12. 제8항에 있어서, 상기 제1 및 제2기능중 하나를 수정한후 상기 제1 및 제2기능을 원래값으로 하게 하는 단계를 더 포함하는 것을 특징으로 하는 적응제어장치.
  13. 제8항에 있어서, 상기 기대차량 가속도(A0)는 A1-T1/CW로 결정하는 것을 특징으로 하는 적응제어장치. 여기서, A1은 제1토오크값(T1)에서의 차량가속도를 나타내는 값 T1는 공지된 1토오크값, W는 차량포장 결합중량의 값, C는 상수.
  14. 제13항에 있어서, CㆍW의 값은 (T1-T2)/(A1-A2)로 결정되는 것을 특징으로 하는 적응제어장치. 여기서, A2는 제2토오크값(T2)에서의 차량가속도의 값, T2는 T2가 T1과 같지 않은 공지된 제2토오크값.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950008487A 1994-04-12 1995-04-12 적응시프트 제어방법 및 장치 KR100246972B1 (ko)

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US08/226,749 US5489247A (en) 1992-07-06 1994-04-12 Adaptive shift control method/system for modifying engine delay rate or vehicle coast deceleration during upshifts
USCIP226,749 1994-04-12

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