DE112017002747A5 - Method for determining a leak in a hydraulic clutch system of a vehicle - Google Patents

Method for determining a leak in a hydraulic clutch system of a vehicle Download PDF

Info

Publication number
DE112017002747A5
DE112017002747A5 DE112017002747.0T DE112017002747T DE112017002747A5 DE 112017002747 A5 DE112017002747 A5 DE 112017002747A5 DE 112017002747 T DE112017002747 T DE 112017002747T DE 112017002747 A5 DE112017002747 A5 DE 112017002747A5
Authority
DE
Germany
Prior art keywords
leak
vehicle
determining
hydraulic clutch
clutch system
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.)
Pending
Application number
DE112017002747.0T
Other languages
German (de)
Inventor
Steffen Köhler
Marco Treder
Marcus Lipps
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.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co 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 Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Publication of DE112017002747A5 publication Critical patent/DE112017002747A5/en
Pending legal-status Critical Current

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
    • 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
    • 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
    • F16D2500/50—Problem to be solved by the control system
    • F16D2500/501—Relating the actuator
    • F16D2500/5014—Filling the actuator cylinder with fluid
    • 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
    • F16D2500/70—Details about the implementation of the control system
    • F16D2500/702—Look-up tables
    • F16D2500/70205—Clutch actuator
    • F16D2500/70217—Pressure
DE112017002747.0T 2016-06-02 2017-05-03 Method for determining a leak in a hydraulic clutch system of a vehicle Pending DE112017002747A5 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE102016209665 2016-06-02
DE102016209665.6 2016-06-02
DE102016213966.5 2016-07-29
DE102016213966 2016-07-29
PCT/DE2017/100370 WO2017206980A1 (en) 2016-06-02 2017-05-03 Method for determining a leak in a hydraulic clutch system of a motor vehicle

Publications (1)

Publication Number Publication Date
DE112017002747A5 true DE112017002747A5 (en) 2019-02-14

Family

ID=58992568

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112017002747.0T Pending DE112017002747A5 (en) 2016-06-02 2017-05-03 Method for determining a leak in a hydraulic clutch system of a vehicle

Country Status (2)

Country Link
DE (1) DE112017002747A5 (en)
WO (1) WO2017206980A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019102249A1 (en) 2019-01-30 2020-07-30 Schaeffler Technologies AG & Co. KG Method for determining a leak in a hydraulic system of a vehicle that controls a clutch
DE102019123111B4 (en) * 2019-08-28 2021-09-02 Schaeffler Technologies AG & Co. KG Method for leak detection in a hydrostatic clutch actuation system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007003902A1 (en) * 2007-01-19 2008-07-24 Robert Bosch Gmbh Clutch system and method for controlling a clutch system
DE102009055161A1 (en) 2009-12-22 2011-06-30 Robert Bosch GmbH, 70469 Method and device for leakage testing in an automated electro-hydraulic clutch system in a motor vehicle
DE102011087684A1 (en) * 2010-12-23 2012-06-28 Schaeffler Technologies Gmbh & Co. Kg Hydraulic coupling system
JP6238902B2 (en) * 2011-11-24 2017-11-29 シェフラー テクノロジーズ アー・ゲー ウント コー． カー・ゲーＳｃｈａｅｆｆｌｅｒ Ｔｅｃｈｎｏｌｏｇｉｅｓ ＡＧ ＆ Ｃｏ． ＫＧ Method for checking proper filling of hydraulic operating device

Also Published As

Publication number Publication date
WO2017206980A1 (en) 2017-12-07

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Legal Events

Date Code Title Description
R012 Request for examination validly filed