IN2015DN00051A - - Google Patents

Info

Publication number
IN2015DN00051A
IN2015DN00051A IN51DEN2015A IN2015DN00051A IN 2015DN00051 A IN2015DN00051 A IN 2015DN00051A IN 51DEN2015 A IN51DEN2015 A IN 51DEN2015A IN 2015DN00051 A IN2015DN00051 A IN 2015DN00051A
Authority
IN
India
Prior art keywords
variator
clutch
pressure control
pressure
device including
Prior art date
Application number
Inventor
Thomas H Wilson
Charles F Long
Travis A Brown
Darren J Weber
Original Assignee
Allison Transm Inc
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
Priority claimed from US13/495,443 external-priority patent/US8762018B2/en
Application filed by Allison Transm Inc filed Critical Allison Transm Inc
Publication of IN2015DN00051A publication Critical patent/IN2015DN00051A/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
    • F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
    • 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
    • F16D25/00—Fluid-actuated clutches
    • F16D25/12—Details not specific to one of the before-mentioned types
    • 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
    • F16D48/02—Control by fluid pressure
    • 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
    • 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
    • F16D2500/1024—Electric motor combined with hydraulic actuation
    • 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
    • F16D2500/1027—Details about the hydraulic valves
    • 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
    • F16D2500/104—Clutch
    • F16D2500/10406—Clutch position
    • F16D2500/10412—Transmission line of a vehicle
    • 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
    • F16D2500/104—Clutch
    • F16D2500/10443—Clutch type
    • F16D2500/1045—Friction clutch
    • 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
    • F16D2500/108—Gear
    • F16D2500/1081—Actuation type
    • F16D2500/1085—Automatic 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
    • F16D2500/30—Signal inputs
    • F16D2500/302—Signal inputs from the actuator
    • F16D2500/3022—Current
    • 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
    • F16D2500/50—Problem to be solved by the control system
    • F16D2500/501—Relating the actuator
    • F16D2500/5018—Calibration or recalibration of the actuator
    • 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
    • F16D2500/50—Problem to be solved by the control system
    • F16D2500/502—Relating the clutch
    • F16D2500/50239—Soft clutch engagement
    • 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
    • F16D2500/70—Details about the implementation of the control system
    • F16D2500/704—Output parameters from the control unit; Target parameters to be controlled
    • F16D2500/70402—Actuator parameters
    • F16D2500/70406—Pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Transmission Device (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)

Abstract

A method apparatus and system for controlling transmission clutch and/or variator system pressures is provided. A transmission control unit and a pressure control device including an electro hydraulic valve and a pressure switch cooperate to provide self calibrating clutch and/or variator pressure control systems.
IN51DEN2015 2012-06-13 2013-06-12 IN2015DN00051A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/495,443 US8762018B2 (en) 2008-05-01 2012-06-13 Method and apparatus for clutch pressure control
PCT/US2013/045322 WO2014007952A2 (en) 2012-06-13 2013-06-12 Method and apparatus for clutch pressure control

Publications (1)

Publication Number Publication Date
IN2015DN00051A true IN2015DN00051A (en) 2015-05-22

Family

ID=49882574

Family Applications (1)

Application Number Title Priority Date Filing Date
IN51DEN2015 IN2015DN00051A (en) 2012-06-13 2013-06-12

Country Status (7)

Country Link
EP (1) EP2861886B1 (en)
KR (1) KR20150024881A (en)
CN (2) CN104813056B (en)
AU (1) AU2013287177B2 (en)
CA (1) CA2876626C (en)
IN (1) IN2015DN00051A (en)
WO (1) WO2014007952A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10047856B2 (en) * 2016-11-14 2018-08-14 GM Global Technology Operations LLC Method for adjusting clutch fill command pressure for a transmission using a lubrication compensator model
DE102017103815A1 (en) * 2017-02-24 2018-08-30 Schaeffler Technologies AG & Co. KG A method of determining a temperature of a hydraulic fluid in a hydraulic clutch actuation system
CN108730369B (en) * 2017-04-17 2021-04-09 现代自动车株式会社 Learning control method for damping clutch
EP3978775B1 (en) * 2020-10-02 2023-12-06 Robert Bosch GmbH Method for calibrating a coupling system of a mechanical transmission

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5337871A (en) * 1993-10-18 1994-08-16 Deere & Company Calibration method for transmission control clutches
US5771477A (en) * 1996-05-10 1998-06-23 Borg-Warner Automotive, Inc. Method and apparatus for synchronizing low to high transfer case shifts
JP2000142179A (en) * 1998-11-11 2000-05-23 Suzuki Motor Corp Operation control device for vehicle
US6382248B1 (en) * 2001-02-23 2002-05-07 General Motors Corporation Self-diagnosing pressure regulator apparatus
JP3515555B2 (en) * 2001-11-20 2004-04-05 三菱電機株式会社 Synchronous mesh automatic transmission
US6807472B2 (en) * 2002-12-23 2004-10-19 Eaton Corporation Closed loop control of shifting clutch actuators in an automatic speed change transmission
US7474948B2 (en) * 2003-04-11 2009-01-06 Borgwarner Inc. Concept for using software/electronics to calibrate the control system for an automatic transmission
DE102006024087A1 (en) * 2006-05-23 2007-11-29 Daimlerchrysler Ag Adapting method for a valve steady-state characteristic operates for a valve triggered in a motor vehicle's gearbox hydraulic circuit
JP4396661B2 (en) * 2006-05-26 2010-01-13 日産自動車株式会社 Clutch engagement control device for hybrid vehicle
US7648440B2 (en) * 2007-01-24 2010-01-19 Gm Global Technology Operations, Inc. Method and apparatus to control operation of an electro-mechanical transmission
US8050835B2 (en) * 2008-05-01 2011-11-01 Allison Transmission, Inc. Method and apparatus for clutch pressure control
US8151620B2 (en) * 2008-05-09 2012-04-10 GM Global Technology Operations LLC Method for controlling solenoid pressure
CA2784375C (en) * 2009-12-16 2017-10-31 Allison Transmission, Inc. Variator lockout valve system
CN201723693U (en) * 2010-04-15 2011-01-26 浙江吉利汽车研究院有限公司 Hydraulic control device for automatic double-clutch speed changer
CN102168754B (en) * 2011-04-08 2013-10-30 浙江万里扬变速器股份有限公司 Hydraulic control system for wet-type double-clutch automatic transmission

Also Published As

Publication number Publication date
WO2014007952A3 (en) 2015-06-25
CA2876626A1 (en) 2014-01-09
AU2013287177A1 (en) 2015-01-22
KR20150024881A (en) 2015-03-09
CA2876626C (en) 2020-10-27
WO2014007952A2 (en) 2014-01-09
EP2861886B1 (en) 2023-08-30
CN109555798A (en) 2019-04-02
EP2861886A4 (en) 2017-04-05
EP2861886C0 (en) 2023-08-30
AU2013287177B2 (en) 2017-06-08
CN104813056B (en) 2018-10-09
EP2861886A2 (en) 2015-04-22
CN104813056A (en) 2015-07-29
CN109555798B (en) 2021-11-30

Similar Documents

Publication Publication Date Title
EP2971834A4 (en) System and method for clutch pressure control
EP2971870A4 (en) System and method for adaptive control of a hydraulic control system of a transmission
BR112013005483A2 (en) method for controlling movement of an object on a device touchscreen, and apparatus for controlling movement of an object on a device touchscreen
EP2918852A4 (en) Hydraulic pressure control device for machinery
EP3135549A4 (en) Brake control device, braking system, and brake hydraulic pressure generation method
EP3065617A4 (en) Device for irrigation and insufflation with blood pressure dependent pressure control
EP2541070A4 (en) Hydraulic pressure control device
EP2860427A4 (en) Continuously variable transmission and hydraulic pressure control method therefor
EP2833025A4 (en) Continuously variable transmission and hydraulic pressure control method therefor
IN2014DN09531A (en)
EP3222856A4 (en) Automatic supplying pressure compensation system and control method thereof
EP2964963A4 (en) Pilot pressure control system
IN2015DN00051A (en)
EP2833027A4 (en) Continuously variable transmission and hydraulic pressure control method therefor
EP3308237A4 (en) High pressure fluid control system and method of controlling pressure bias in an end use device
EP3137228A4 (en) Method for fluid pressure control in a closed system
EP2531729A4 (en) Hydraulic fluid control system for a diaphragm pump
EP3081819A4 (en) Fluid pressure control device
IN2015DN03098A (en)
EP3015608A4 (en) Hydraulic pressure control device for construction machinery
EP3049782A4 (en) Isolator system for a pressure transmitter
MX2016004277A (en) Hydraulic devices and methods of actuating same.
EP3061995B8 (en) Oil pressure control device for belt-type continuously variable transmission
EP2999878A4 (en) Method and device for functional control of a high pressure fuel pump
WO2015059032A3 (en) Controlling a hydraulic pressure of a fluid transmission