GB2458496B - A method and apparatus for leak testing a hydraulic clutch actuation system - Google Patents

A method and apparatus for leak testing a hydraulic clutch actuation system

Info

Publication number
GB2458496B
GB2458496B GB0805211.0A GB0805211A GB2458496B GB 2458496 B GB2458496 B GB 2458496B GB 0805211 A GB0805211 A GB 0805211A GB 2458496 B GB2458496 B GB 2458496B
Authority
GB
United Kingdom
Prior art keywords
actuation system
hydraulic clutch
clutch actuation
leak testing
leak
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.)
Active
Application number
GB0805211.0A
Other versions
GB0805211D0 (en
GB2458496A (en
Inventor
Ian Halleron
Themi Petridis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ford Global Technologies LLC
Original Assignee
Ford Global Technologies LLC
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 Ford Global Technologies LLC filed Critical Ford Global Technologies LLC
Priority to GB0805211.0A priority Critical patent/GB2458496B/en
Publication of GB0805211D0 publication Critical patent/GB0805211D0/en
Priority to DE102009008521.1A priority patent/DE102009008521B4/en
Priority to CN2009101286876A priority patent/CN101539176B/en
Publication of GB2458496A publication Critical patent/GB2458496A/en
Application granted granted Critical
Publication of GB2458496B publication Critical patent/GB2458496B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00—Fluid-actuated clutches
    • F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N11/0814—Circuits or control means specially adapted for starting of engines comprising means for controlling automatic idle-start-stop
    • 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
    • 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
    • F16D48/066—Control of fluid pressure, e.g. using an accumulator
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2300/00—Special features for couplings or clutches
    • F16D2300/18—Sensors; Details or arrangements thereof
    • 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
    • F16D2500/302—Signal inputs from the actuator
    • F16D2500/3024—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
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/30—Signal inputs
    • F16D2500/302—Signal inputs from the actuator
    • F16D2500/3026—Stroke
    • 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
    • F16D2500/306—Signal inputs from the engine
    • F16D2500/3069—Engine ignition switch
    • 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
    • F16D2500/314—Signal inputs from the user
    • F16D2500/31406—Signal inputs from the user input from pedals
    • F16D2500/31413—Clutch pedal position
    • 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
    • F16D2500/508—Relating driving conditions
    • F16D2500/50883—Stop-and-go, i.e. repeated stopping and starting, e.g. in traffic jams
    • 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
    • F16D2500/51—Relating safety
    • F16D2500/5108—Failure diagnosis
    • 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
    • F16D2500/51—Relating safety
    • F16D2500/5108—Failure diagnosis
    • F16D2500/511—Leak detection
    • 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
    • F16D2500/51—Relating safety
    • F16D2500/5114—Failsafe
    • 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
    • F16D2500/71—Actions
    • F16D2500/7101—Driver alarm

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
GB0805211.0A 2008-03-20 2008-03-20 A method and apparatus for leak testing a hydraulic clutch actuation system Active GB2458496B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0805211.0A GB2458496B (en) 2008-03-20 2008-03-20 A method and apparatus for leak testing a hydraulic clutch actuation system
DE102009008521.1A DE102009008521B4 (en) 2008-03-20 2009-02-11 Method and apparatus for leak testing a hydraulic clutch actuation system
CN2009101286876A CN101539176B (en) 2008-03-20 2009-03-18 Method and apparatus for determining whether leak is present in hydraulic clutch actuation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0805211.0A GB2458496B (en) 2008-03-20 2008-03-20 A method and apparatus for leak testing a hydraulic clutch actuation system

Publications (3)

Publication Number Publication Date
GB0805211D0 GB0805211D0 (en) 2008-04-30
GB2458496A GB2458496A (en) 2009-09-23
GB2458496B true GB2458496B (en) 2012-07-11

Family

ID=39386531

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0805211.0A Active GB2458496B (en) 2008-03-20 2008-03-20 A method and apparatus for leak testing a hydraulic clutch actuation system

Country Status (3)

Country Link
CN (1) CN101539176B (en)
DE (1) DE102009008521B4 (en)
GB (1) GB2458496B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012219173A1 (en) * 2012-10-22 2014-04-24 Schaeffler Technologies Gmbh & Co. Kg Sensor system and piston-cylinder assembly, in particular for use in a clutch actuation system in a motor vehicle
WO2015081970A1 (en) * 2013-12-03 2015-06-11 Volvo Truck Corporation Method and arrangement for air leak diagnosis
CN105697455B (en) * 2014-11-28 2018-05-11 上海汽车集团股份有限公司 The method that oil circuit monitoring is carried out to automotive transmission hydraulic system
DE102018202844B4 (en) * 2018-02-26 2021-07-01 Magna Pt B.V. & Co. Kg Method for diagnosing a hydraulic system of a motor vehicle
DE102018106174A1 (en) * 2018-03-16 2019-09-19 Schaeffler Technologies AG & Co. KG Method for controlling a clutch actuator
CN110553590B (en) * 2018-05-30 2024-03-19 厦门永裕机械工业有限公司 Piston detection method and device with booster feedback disc function
CN110160715B (en) * 2019-05-29 2021-07-30 中国第一汽车股份有限公司 Execution piston oil seal failure detection method
DE102019127714B3 (en) * 2019-10-15 2021-02-25 Schaeffler Technologies AG & Co. KG Drive train with hydraulic unit
CN115750062B (en) * 2022-11-23 2023-09-15 无锡惠山泵业有限公司 Clutch water pump

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2528117A1 (en) * 1982-06-07 1983-12-09 Fiat Auto Spa STOP-START DEVICE FOR INTERNAL COMBUSTION ENGINE OF VEHICLE
US4664239A (en) * 1985-08-08 1987-05-12 Applied Power Inc. System for disabling, enabling and otherwise controlling vehicle functions based upon continuous measurement of clutch wear and clutch position
FR2764657A1 (en) * 1997-06-13 1998-12-18 Luk Getriebe Systeme Gmbh Method for automatically operating clutch in motor vehicle drive system
WO2003087616A1 (en) * 2002-04-10 2003-10-23 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Method for diagnosing a leakage of a hydraulic release system of a twin clutch of a parallel shift gearbox
EP1593870A1 (en) * 2004-05-05 2005-11-09 LuK Lamellen und Kupplungsbau Beteiligungs KG Method of detecting an error in an actuating device
US20060016662A1 (en) * 2004-06-30 2006-01-26 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Method for adjusting an incremental path measurement unit in an actuation device of a pressure-closed clutch as well as an actuation device
GB2427710A (en) * 2005-06-29 2007-01-03 Ford Global Tech Llc Engine stop-start control system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1555581A1 (en) * 1966-05-12 1970-06-04 Graubremse Gmbh Device for regulating the brake pressure to achieve anti-skid properties in vehicles
FR2749544B1 (en) 1996-06-10 1998-08-28 Valeo IMPROVED DEVICE FOR HYDRAULICALLY CONTROLLING A CLUTCH OF A MOTOR VEHICLE
ES2360719T3 (en) 2005-12-15 2011-06-08 Volvo Lastvagnar Ab METHOD FOR DETECTING LOSSES IN A CLUTCH CYLINDER.

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2528117A1 (en) * 1982-06-07 1983-12-09 Fiat Auto Spa STOP-START DEVICE FOR INTERNAL COMBUSTION ENGINE OF VEHICLE
US4664239A (en) * 1985-08-08 1987-05-12 Applied Power Inc. System for disabling, enabling and otherwise controlling vehicle functions based upon continuous measurement of clutch wear and clutch position
FR2764657A1 (en) * 1997-06-13 1998-12-18 Luk Getriebe Systeme Gmbh Method for automatically operating clutch in motor vehicle drive system
WO2003087616A1 (en) * 2002-04-10 2003-10-23 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Method for diagnosing a leakage of a hydraulic release system of a twin clutch of a parallel shift gearbox
EP1593870A1 (en) * 2004-05-05 2005-11-09 LuK Lamellen und Kupplungsbau Beteiligungs KG Method of detecting an error in an actuating device
US20060016662A1 (en) * 2004-06-30 2006-01-26 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Method for adjusting an incremental path measurement unit in an actuation device of a pressure-closed clutch as well as an actuation device
GB2427710A (en) * 2005-06-29 2007-01-03 Ford Global Tech Llc Engine stop-start control system

Also Published As

Publication number Publication date
DE102009008521A1 (en) 2009-09-24
GB0805211D0 (en) 2008-04-30
CN101539176A (en) 2009-09-23
DE102009008521B4 (en) 2021-08-05
GB2458496A (en) 2009-09-23
CN101539176B (en) 2013-12-18

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