WO2003074905A2 - Boite de vitesses a double embrayage et procede permettant d'effectuer un changement de vitesse dans une boite de vitesses a double embrayage - Google Patents

Boite de vitesses a double embrayage et procede permettant d'effectuer un changement de vitesse dans une boite de vitesses a double embrayage Download PDF

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Publication number
WO2003074905A2
WO2003074905A2 PCT/DE2003/000657 DE0300657W WO03074905A2 WO 2003074905 A2 WO2003074905 A2 WO 2003074905A2 DE 0300657 W DE0300657 W DE 0300657W WO 03074905 A2 WO03074905 A2 WO 03074905A2
Authority
WO
WIPO (PCT)
Prior art keywords
wheel slip
downshift
carried out
parameter
vehicle parameter
Prior art date
Application number
PCT/DE2003/000657
Other languages
German (de)
English (en)
Other versions
WO2003074905A3 (fr
Inventor
Reinhard Berger
Original Assignee
Luk Lamellen Und Kupplungsbau Beteiligungs Kg
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Luk Lamellen Und Kupplungsbau Beteiligungs Kg filed Critical Luk Lamellen Und Kupplungsbau Beteiligungs Kg
Priority to EP03722198A priority Critical patent/EP1485641A2/fr
Priority to DE10390912T priority patent/DE10390912D2/de
Priority to AU2003229480A priority patent/AU2003229480A1/en
Priority to PCT/DE2003/000657 priority patent/WO2003074905A2/fr
Priority to FR0302764A priority patent/FR2837145A1/fr
Publication of WO2003074905A2 publication Critical patent/WO2003074905A2/fr
Publication of WO2003074905A3 publication Critical patent/WO2003074905A3/fr
Priority to US10/711,227 priority patent/US7137310B2/en

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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
    • F16H61/02—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
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
    • B60K28/10—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle 
    • B60K28/16—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle  responsive to, or preventing, skidding of wheels
    • 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
    • B60T7/122—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger for locking of reverse movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
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    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60W10/11—Stepped gearings
    • B60W10/113—Stepped gearings with two input flow paths, e.g. double clutch transmission selection of one of the torque flow paths by the corresponding input clutch
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
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    • 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
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/18009—Propelling the vehicle related to particular drive situations
    • B60W30/18027—Drive off, accelerating from standstill
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/18009—Propelling the vehicle related to particular drive situations
    • B60W30/18054—Propelling the vehicle related to particular drive situations at stand still, e.g. engine in idling state
    • 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
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/18009—Propelling the vehicle related to particular drive situations
    • B60W30/18063—Creeping
    • 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
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/18172—Preventing, or responsive to skidding of wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60W30/18—Propelling the vehicle
    • B60W30/1819—Propulsion control with control means using analogue circuits, relays or mechanical links
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D29/00—Clutches and systems of clutches involving both fluid and magnetic actuation
    • F16D29/005—Clutches and systems of clutches involving both fluid and magnetic actuation with a fluid pressure piston driven by an electric motor
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/06—Control by electric or electronic means, e.g. of fluid pressure
    • F16D48/062—Control by electric or electronic means, e.g. of fluid pressure of a clutch system with a plurality of fluid actuated clutches
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/06—Control by electric or electronic means, e.g. of fluid pressure
    • F16D48/08—Regulating clutch take-up on starting
    • 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
    • F16H61/0437—Smoothing ratio shift by using electrical signals
    • 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
    • F16H61/68—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 stepped gearings
    • F16H61/684—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 stepped gearings without interruption of drive
    • F16H61/688—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 stepped gearings without interruption of drive with two inputs, e.g. selection of one of two torque-flow paths by clutches
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
    • F16H63/50—Signals to an engine or motor
    • F16H63/502—Signals to an engine or motor for smoothing gear shifts
    • 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
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W2050/0001—Details of the control system
    • B60W2050/0002—Automatic control, details of type of controller or control system architecture
    • B60W2050/0008—Feedback, closed loop systems or details of feedback error signal
    • B60W2050/0011—Proportional Integral Differential [PID] controller
    • 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
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    • B60W2510/0208—Clutch engagement state, e.g. engaged or disengaged
    • B60W2510/0216—Clutch engagement rate
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/02—Clutches
    • B60W2710/025—Clutch slip, i.e. difference between input and output speeds
    • 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
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/02—Clutches
    • B60W2710/027—Clutch torque
    • 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
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/06—Combustion engines, Gas turbines
    • B60W2710/0666—Engine torque
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/10—System to be controlled
    • F16D2500/102—Actuator
    • F16D2500/1021—Electrical type
    • F16D2500/1023—Electric motor
    • F16D2500/1025—Electric motor with threaded transmission
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/10—System to be controlled
    • F16D2500/102—Actuator
    • F16D2500/1026—Hydraulic
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/30—Signal inputs
    • F16D2500/31—Signal inputs from the vehicle
    • F16D2500/3108—Vehicle speed
    • F16D2500/3111—Standing still, i.e. signal detecting when the vehicle is standing still or bellow a certain limit 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
    • F16H59/02—Selector apparatus
    • F16H59/08—Range selector apparatus
    • F16H2059/082—Range selector apparatus with different modes
    • F16H2059/087—Winter mode, e.g. to start on snow or slippery surfaces
    • 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
    • F16H2059/506—Wheel slip
    • 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
    • F16H2059/6807—Status of gear-change operation, e.g. clutch fully engaged
    • 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
    • F16H2061/0496—Smoothing ratio shift for low engine torque, e.g. during coasting, sailing or engine braking
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
    • F16H63/50—Signals to an engine or motor
    • F16H2063/506—Signals to an engine or motor for engine torque resume after shift transition, e.g. a resume adapted to the driving style
    • 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
    • F16H2302/00—Determining the way or trajectory to new ratio, e.g. by determining speed, torque or time parameters for shift transition
    • F16H2302/04—Determining a modus for 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
    • F16H2306/00—Shifting
    • F16H2306/40—Shifting activities
    • F16H2306/42—Changing the input torque to the transmission
    • 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
    • F16H2306/00—Shifting
    • F16H2306/40—Shifting activities
    • F16H2306/44—Removing torque from current gears
    • 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
    • F16H2306/00—Shifting
    • F16H2306/40—Shifting activities
    • F16H2306/52—Applying torque to new gears
    • 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
    • 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
    • F16H61/18—Preventing unintentional or unsafe shift, e.g. preventing manual shift from highest gear to reverse gear
    • 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
    • F16H61/68—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 stepped gearings
    • F16H61/684—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 stepped gearings without interruption of drive
    • F16H61/686—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 stepped gearings without interruption of drive with orbital gears
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
    • F16H63/46—Signals to a clutch outside the gearbox

Definitions

  • Double clutch transmission and method for performing a shift in a double clutch transmission Double clutch transmission and method for performing a shift in a double clutch transmission
  • the present invention relates to a dual clutch transmission and a method for performing a shift in a dual clutch transmission.
  • Double clutch transmissions in particular parallel shift transmissions, are known from automotive engineering.
  • a parallel shift transmission (PSG) preferably has two transmission input shafts, each of which is coupled to the motor shaft via a dry clutch.
  • the invention has for its object to propose a dual clutch transmission and a method for performing a shift in a dual clutch transmission, with which safe and consumption-optimized switching operations are carried out.
  • a downshift is carried out as a function of the type of shift and / or at least one predetermined vehicle parameter.
  • Appropriate parameterization of the gearshifts in the parallel gearbox enables the vehicle to behave like a manual gearbox or an automatic gearbox (ASG).
  • ASG automatic gearbox
  • a train downshift is carried out with an interruption in the tractive force if there is an increased likelihood of wheel slip as a vehicle parameter or if the train downshift is carried out in the parallel transmission in the winter program.
  • the respective vehicle parameter can be recognized by the engine and / or transmission control unit or the like. In this way, dangerous driving situations can be avoided, particularly in the case of downshifts. It is also possible that other vehicle parameters are used to carry out a traction interruption during the train downshift.
  • a wheel slip probability parameter or the like is determined as a function of the wheel slip actually present. This parameter specifies the probability of a vehicle wheel losing its grip on the road surface. It is particularly advantageous if the traction force interruption is carried out during a train downshift as a function of the wheel slip probability parameter.
  • the wheel slip probability parameter is set high and then reduced again using a suitable time function or the like, in particular the longer no wheel slip is detected.
  • the interruption in tractive force can preferably be terminated when the wheel slip probability parameter decreases.
  • z. B. can be started with a traction filling.
  • the degree or the amount of tractive force filling is preferably greater, the smaller the wheel slip probability parameter becomes.
  • Double clutch transmission can be provided that especially in the case of a push-return An engine torque intervention is carried out when there is an increased wheel slip probability as a vehicle parameter.
  • a further development of the invention can also provide that the engine torque intervention is carried out when a winter program is activated as a vehicle parameter. It is conceivable that other vehicle parameters are also used to carry out an engine torque intervention. In this way, parameterization is realized in particular in the case of overrun downshifts in a parallel shift transmission.
  • the engine torque is preferably increased by an intermediate gas or the like for a predetermined period of time, so that no or a minimal overtorque is reduced at the clutch of the new, lower gear during the reduction of slip after the gear change.
  • for. B. there is an increased wheel slip probability if the winter program is activated by actuating a winter button switch or another suitable switch by the driver. There may also be an increased likelihood of wheel slip if the wheels have previously lost grip once or several times. This can e.g. B. when spinning during acceleration, by an intervention of the traction control system (ASR intervention), by an intervention of the anti-lock braking system (ABS intervention) or the like.
  • ASR intervention traction control system
  • ABS intervention anti-lock braking system
  • a double clutch transmission with a device for performing a downshift depending on the type of shift and / or at least one predetermined vehicle parameter is proposed.
  • the dual clutch transmission according to the invention can preferably be used to carry out the proposed method.
  • a transmission control device or the like can preferably be provided for the detection of at least one vehicle parameter.
  • FIG. 1 shows a flow diagram of a first exemplary embodiment of a method according to the invention
  • FIG. 2 shows various diagrams with motor and transmission sizes for a train
  • FIG. 3 different diagrams with motor and transmission sizes for a train
  • FIG. 4 shows a course of the wheel slip probability as a function of time
  • FIG. 5 shows the degree of tractive force replenishment via the wheel slip
  • FIG. 6 shows a flow diagram of a second exemplary embodiment of the method according to the invention.
  • FIG. 7 shows various diagrams with the courses of engine and transmission sizes during a push-down shift with intermediate gas
  • FIG. 8 shows various diagrams with the courses of engine and transmission sizes during a push-down shift without intermediate gas.
  • FIG. 1 shows a possible exemplary embodiment of the method according to the invention for performing a shift in a double clutch transmission in the form of a flow chart.
  • a train downshift in a parallel transmission with traction interruption is shown schematically using engine and transmission sizes.
  • the upper diagram shows the engine speed with a solid line, the speed of the old gearbox input shaft (starting gear) with a dotted line and the speed of the new gearbox input shaft (target gear) with a dashed line over time. It can be seen that the engine speed approaches the speed of the new transmission input shaft after the shift command has been given.
  • the middle diagram shows the engine torque with a solid line, the torque on the old clutch with a dotted line and the torque on the new clutch with a dashed line over time. This results in the torque reduction in the old gear and the torque build-up in the new gear.
  • the lower diagram shows the pulling force at the output with a dash-dotted line over time. From the course it can be seen that after the shift command, the traction force is interrupted after torque reduction has ended until the torque builds up on the new gear.
  • the tractive force curve shown for the train downshift of the parallel transmission corresponds to the curve for an automatic transmission (ASG).
  • a residual feel torque can be transferred to the drive train via the clutch of the outgoing gear by adding tractive force, while engine intervention accelerates the engine to the target speed of the new gear.
  • This procedure is indicated schematically in FIG. 3, the diagrams showing the engine and transmission sizes during a train downshift in a parallel transmission
  • Tractive force replenishment are indicated.
  • the profiles of the motor and transmission sizes are marked as in Figure 2.
  • FIG. 4 shows the wheel slip probability over time, wheel slip events each being identified by a rhombus. The curve shows that the longer no wheel slip is detected, the lower the wheel slip probability and vice versa.
  • FIG. 5 shows the degree of tractive force filling over the wheel slip probability. It follows from the course that, depending on the wheel slip probability, a stepless reduction in the level of refill is realized, in particular during a train downshift.
  • FIG. 6 shows a second possible exemplary embodiment of the method according to the invention using a flow chart.
  • a check is carried out to determine whether winter operation or a winter program is activated. If so, a thrust-downshift with an intermediate gas is carried out. If not, a thrust-downshift is carried out without intermediate gas. The procedure is then ended.
  • FIG. 7 shows diagrams with the courses of engine and transmission sizes during a push-down shift with intermediate gas in a parallel shift transmission or a double clutch transmission.
  • An upper diagram shows the course of the engine torque with a dash-dotted line, the course of the torque on the old clutch going with a dashed line and the course of the torque on the upcoming new clutch with a dotted line over time.
  • These curves result when, for example, winter operation (winter program) is activated in the transmission control unit of the dual clutch transmission, which the driver requests, for example, using a winter button or winter switch, or which the transmission control system automatically detects by accumulating ABS and / or ESP control processes can.
  • the clutch can be used in a thrust downshift of the lower gear when reducing slip after changing gear ratio, no or only a minimal overtorque.
  • an increase in thrust in wheel-road contact is largely avoided.
  • FIG. 8 also shows the torque and speed curves for a downshift downshift, but here without an intermediate gas.
  • the courses are marked as in FIG. 7. If no winter program is activated, a thrust downshift can preferably be carried out without intermediate gas.
  • the vehicle can thus be operated in a fuel-efficient manner in overrun mode.
  • the clutch can close at a higher transmittable torque than the engine drag torque and thus the engine speed can increase until the clutch of the new lower gear clings. This results in particular from the torque profiles of the on-going clutch, the coming clutch and the internal combustion engine and the profile of the engine speed.
  • Relationships used in subclaims indicate the further development of the subject matter of the main claim by the features of the respective subclaim; they are not to be understood as a waiver of the achievement of independent, objective protection for the combinations of features of the related subclaims. Since the subjects of the subclaims can form their own and independent inventions with regard to the prior art on the priority date, the applicant reserves the right to make them the subject of independent claims or declarations of division. They can furthermore also contain independent inventions which have a design which is independent of the objects of the preceding subclaims.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Transmission Device (AREA)

Abstract

L'invention concerne un procédé permettant d'effectuer un changement de vitesse dans une boîte de vitesses à double embrayage. Ce procédé est caractérisé en ce qu'une rétrogradation de vitesse est exécutée en fonction du mode de changement de vitesse et/ou d'au moins un paramètre automobile prédéterminé. L'invention se rapporte en outre à une boîte de vitesses à double embrayage, conçue en particulier pour effectuer ledit procédé.
PCT/DE2003/000657 2002-03-07 2003-02-28 Boite de vitesses a double embrayage et procede permettant d'effectuer un changement de vitesse dans une boite de vitesses a double embrayage WO2003074905A2 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP03722198A EP1485641A2 (fr) 2002-03-07 2003-02-28 Boite de vitesses a double embrayage et procede permettant d'effectuer un changement de vitesse dans une boite de vitesses a double embrayage
DE10390912T DE10390912D2 (de) 2002-03-07 2003-02-28 Doppelkupplungsgetriebe und Verfahren zum Durchführen einer Schaltung bei einem Doppelkupplungsgetriebe
AU2003229480A AU2003229480A1 (en) 2002-03-07 2003-02-28 Twin-clutch transmission and method for carrying out a gearshift in a twin-clutch transmission
PCT/DE2003/000657 WO2003074905A2 (fr) 2002-03-07 2003-02-28 Boite de vitesses a double embrayage et procede permettant d'effectuer un changement de vitesse dans une boite de vitesses a double embrayage
FR0302764A FR2837145A1 (fr) 2002-03-07 2003-03-06 Boite de vitesse a double embrayage et procede de realisation d'un changement de vitesse dans une boite de vitesse a double embrayage
US10/711,227 US7137310B2 (en) 2002-03-07 2004-09-02 Twin-clutch transmission and method for carrying out a gearshift in a twin-clutch transmission

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10209917.0 2002-03-07
DE10209917 2002-03-07
PCT/DE2003/000657 WO2003074905A2 (fr) 2002-03-07 2003-02-28 Boite de vitesses a double embrayage et procede permettant d'effectuer un changement de vitesse dans une boite de vitesses a double embrayage

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US10/711,227 Continuation US7137310B2 (en) 2002-03-07 2004-09-02 Twin-clutch transmission and method for carrying out a gearshift in a twin-clutch transmission

Publications (2)

Publication Number Publication Date
WO2003074905A2 true WO2003074905A2 (fr) 2003-09-12
WO2003074905A3 WO2003074905A3 (fr) 2004-02-12

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PCT/DE2003/000657 WO2003074905A2 (fr) 2002-03-07 2003-02-28 Boite de vitesses a double embrayage et procede permettant d'effectuer un changement de vitesse dans une boite de vitesses a double embrayage

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EP (1) EP1485641A2 (fr)
AU (1) AU2003229480A1 (fr)
DE (1) DE10390912D2 (fr)
FR (1) FR2837145A1 (fr)
WO (1) WO2003074905A2 (fr)

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WO2005080831A1 (fr) * 2004-01-30 2005-09-01 Toyota Jidosha Kabushiki Kaisha Dispositif de changement de vitesses et procede de changement de vitesses correspondant
WO2009027203A1 (fr) * 2007-09-01 2009-03-05 Zf Friedrichshafen Ag Procédé de commande et/ou de régulation d'un dispositif d'entraînement hybride
EP1536162A3 (fr) * 2003-11-27 2009-06-03 Hitachi, Ltd. Automobile, dispositif de commande et transmission
EP2700527A1 (fr) * 2012-08-21 2014-02-26 Jtekt Corporation Unité de commande pour véhicule à quatre roues motrices
EP2767733A4 (fr) * 2011-09-20 2016-07-13 Aisin Ai Co Ltd Dispositif de commande de transmission de puissance pour véhicule

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JP2006002917A (ja) * 2004-06-21 2006-01-05 Aisin Ai Co Ltd 複数のクラッチを持つ変速装置

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PATENT ABSTRACTS OF JAPAN vol. 1999, no. 02, 26. Februar 1999 (1999-02-26) & JP 10 299530 A (FUJITSU TEN LTD), 10. November 1998 (1998-11-10) *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1536162A3 (fr) * 2003-11-27 2009-06-03 Hitachi, Ltd. Automobile, dispositif de commande et transmission
WO2005080831A1 (fr) * 2004-01-30 2005-09-01 Toyota Jidosha Kabushiki Kaisha Dispositif de changement de vitesses et procede de changement de vitesses correspondant
CN100432501C (zh) * 2004-01-30 2008-11-12 丰田自动车株式会社 变速装置及其变速控制方法
US7930086B2 (en) 2004-01-30 2011-04-19 Toyota Jidosha Kabushiki Kaisha Shifting apparatus and shifting control method thereof
WO2009027203A1 (fr) * 2007-09-01 2009-03-05 Zf Friedrichshafen Ag Procédé de commande et/ou de régulation d'un dispositif d'entraînement hybride
EP2767733A4 (fr) * 2011-09-20 2016-07-13 Aisin Ai Co Ltd Dispositif de commande de transmission de puissance pour véhicule
EP2700527A1 (fr) * 2012-08-21 2014-02-26 Jtekt Corporation Unité de commande pour véhicule à quatre roues motrices
US8989979B2 (en) 2012-08-21 2015-03-24 Jtekt Corporation Control unit for four-wheel-drive vehicle

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AU2003229480A8 (en) 2003-09-16
FR2837145A1 (fr) 2003-09-19
EP1485641A2 (fr) 2004-12-15
WO2003074905A3 (fr) 2004-02-12
AU2003229480A1 (en) 2003-09-16
DE10390912D2 (de) 2005-03-03

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