SE0400487L - Control method for improving the shift speed and shift comfort of an automatic transmission - Google Patents

Control method for improving the shift speed and shift comfort of an automatic transmission

Info

Publication number
SE0400487L
SE0400487L SE0400487A SE0400487A SE0400487L SE 0400487 L SE0400487 L SE 0400487L SE 0400487 A SE0400487 A SE 0400487A SE 0400487 A SE0400487 A SE 0400487A SE 0400487 L SE0400487 L SE 0400487L
Authority
SE
Sweden
Prior art keywords
shift
improving
control method
automatic transmission
comfort
Prior art date
Application number
SE0400487A
Other languages
Swedish (sv)
Other versions
SE526556C2 (en
SE0400487D0 (en
Inventor
Otto Lutz
Markus Eisele
Harry Nolzen
Torsten Buechner
Original Assignee
Zahnradfabrik Friedrichshafen
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 Zahnradfabrik Friedrichshafen filed Critical Zahnradfabrik Friedrichshafen
Publication of SE0400487D0 publication Critical patent/SE0400487D0/en
Publication of SE0400487L publication Critical patent/SE0400487L/en
Publication of SE526556C2 publication Critical patent/SE526556C2/en

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
    • F16H61/04—Smoothing ratio shift
    • F16H61/08—Timing 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
    • 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
    • F16H2059/462—Detecting synchronisation, i.e. speed difference is approaching zero
    • 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
    • F16H2061/0444—Smoothing ratio shift during fast shifting over two gearsteps, e.g. jumping from fourth to second 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
    • F16H2306/00—Shifting
    • F16H2306/14—Skipping gear shift
    • 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
    • F16H59/36—Inputs being a function of speed
    • F16H59/46—Inputs being a function of speed dependent on a comparison between speeds

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Transmission Device (AREA)
SE0400487A 2003-05-13 2004-03-01 Control method for improving the speed of transmission and the shifting comfort of an automatic transmission SE526556C2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2003121281 DE10321281A1 (en) 2003-05-13 2003-05-13 Automatic gearbox gear change method for either changing up or down in which torque transfer to the new gear change element commences before synchronized rotation speeds are achieved

Publications (3)

Publication Number Publication Date
SE0400487D0 SE0400487D0 (en) 2004-03-01
SE0400487L true SE0400487L (en) 2004-11-14
SE526556C2 SE526556C2 (en) 2005-10-04

Family

ID=31984505

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0400487A SE526556C2 (en) 2003-05-13 2004-03-01 Control method for improving the speed of transmission and the shifting comfort of an automatic transmission

Country Status (2)

Country Link
DE (1) DE10321281A1 (en)
SE (1) SE526556C2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005036627A1 (en) * 2005-08-04 2007-02-08 Volkswagen Ag Method for control of power shift transmission, comprises selective use of two slip regulated clutch units
JP4257328B2 (en) * 2005-12-26 2009-04-22 ジヤトコ株式会社 Control device for automatic transmission
DE102006028252A1 (en) * 2006-06-20 2007-12-27 Zf Friedrichshafen Ag Motor vehicle`s e.g. rail car, continuously variable automatic transmission operating method, involves controlling switching unit dependent on whether shifting up and/or shifting-in is implemented as single circuit or multiple circuits
DE102012208155B4 (en) * 2012-05-15 2021-05-06 Bayerische Motoren Werke Aktiengesellschaft Method and device for performing a downshift

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2615995B2 (en) * 1989-04-17 1997-06-04 日産自動車株式会社 Transmission control device for automatic transmission
DE10035479B4 (en) * 2000-07-21 2011-12-29 Zf Friedrichshafen Ag Method for improving the switching speed

Also Published As

Publication number Publication date
SE526556C2 (en) 2005-10-04
SE0400487D0 (en) 2004-03-01
DE10321281A1 (en) 2004-12-02

Similar Documents

Publication Publication Date Title
DE60216192D1 (en) Shift control method for dual-clutch transmission
DE60142727D1 (en) Method for transmission power control
DE69931922D1 (en) Shift control unit and method for automatic transmission
DE60144312D1 (en) System for controlling an automatic transmission
DE60216742D1 (en) METHOD FOR POWER-BASED COMMUNICATION CHANNEL SELECTION
DE60136503D1 (en) Hydraulic control device for automatic transmissions
DE60238306D1 (en) Packet transmission control method
DE10328580B8 (en) Hydraulic control system for automatic transmission
DE60336521D1 (en) Gear change system of an automatic transmission
DK1454467T3 (en) SPEED SELECTION FOR AN OFDM SYSTEM
DK1281310T3 (en) Harvester with speed control
DE60024935D1 (en) Shift control for transmission
DE60130944D1 (en) Method for data transmission
SE0702828L (en) Automatic machine system and method for controlling its communication
DE60032037D1 (en) Control unit for automatic transmission
DE602004026140D1 (en) Transmission system and method for communication control
DE69900302T2 (en) Receiver and method for CDMA transmission with improved path finder
DE60313924D1 (en) Control system and method for automatic transmissions
DE60003625D1 (en) Method for controlling an automatic transmission
DE60236239D1 (en) Control device for an automatic transmission
DE60336286D1 (en) Shift control for automatic transmission
DE50110859D1 (en) Method for data transmission
DE69921439D1 (en) Control method
DE602004025179D1 (en) Shift control for automatic transmission
DE502004001492D1 (en) METHOD FOR SPEED CONTROL

Legal Events

Date Code Title Description
NUG Patent has lapsed