DE69919680D1 - Vorrichtung und verfahren zur feststellung der viskosität einer betätigungsflüssigkeit - Google Patents

Vorrichtung und verfahren zur feststellung der viskosität einer betätigungsflüssigkeit

Info

Publication number
DE69919680D1
DE69919680D1 DE69919680T DE69919680T DE69919680D1 DE 69919680 D1 DE69919680 D1 DE 69919680D1 DE 69919680 T DE69919680 T DE 69919680T DE 69919680 T DE69919680 T DE 69919680T DE 69919680 D1 DE69919680 D1 DE 69919680D1
Authority
DE
Germany
Prior art keywords
viscosity
determining
actuating liquid
actuating
liquid
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.)
Expired - Fee Related
Application number
DE69919680T
Other languages
English (en)
Other versions
DE69919680T2 (de
Inventor
R Carrell
E Kendrick
S Lukich
S Shively
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.)
Caterpillar Inc
Original Assignee
Caterpillar 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
Application filed by Caterpillar Inc filed Critical Caterpillar Inc
Application granted granted Critical
Publication of DE69919680D1 publication Critical patent/DE69919680D1/de
Publication of DE69919680T2 publication Critical patent/DE69919680T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M57/00—Fuel-injectors combined or associated with other devices
    • F02M57/02—Injectors structurally combined with fuel-injection pumps
    • F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
    • F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
    • G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
    • G01N11/08—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture by measuring pressure required to produce a known flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
DE69919680T 1998-12-15 1999-12-07 Vorrichtung und verfahren zur feststellung der viskosität einer betätigungsflüssigkeit Expired - Fee Related DE69919680T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/211,626 US6216528B1 (en) 1998-12-15 1998-12-15 Method and apparatus for determining a viscosity of an actuating fluid
US211626 1998-12-15
PCT/US1999/028937 WO2000036394A1 (en) 1998-12-15 1999-12-07 Method and apparatus for determining a viscosity of an actuating fluid

Publications (2)

Publication Number Publication Date
DE69919680D1 true DE69919680D1 (de) 2004-09-30
DE69919680T2 DE69919680T2 (de) 2005-09-22

Family

ID=22787708

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69919680T Expired - Fee Related DE69919680T2 (de) 1998-12-15 1999-12-07 Vorrichtung und verfahren zur feststellung der viskosität einer betätigungsflüssigkeit

Country Status (5)

Country Link
US (1) US6216528B1 (de)
EP (1) EP1055109B1 (de)
JP (1) JP2002532711A (de)
DE (1) DE69919680T2 (de)
WO (1) WO2000036394A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6732572B1 (en) * 1997-11-07 2004-05-11 Volkswagen Ag Method and device for monitoring and/or determining motor oil quality
DE19915471A1 (de) * 1999-04-06 2000-10-12 Zahnradfabrik Friedrichshafen Vorrichtung zur Messung der Getriebeöltemperatur
US6415652B1 (en) * 1999-12-17 2002-07-09 Caterpillar Inc. Method and apparatus for determining an oil grade of an actuating fluid
US6840093B2 (en) 2002-04-05 2005-01-11 Caterpillar Inc. System and method for determining oil grade
US6675635B2 (en) * 2002-04-17 2004-01-13 Caterpillar Inc System and method for determining oil quality
US6695470B1 (en) 2002-09-10 2004-02-24 Delphi Technologies, Inc. Apparatus and method for viscosity measurement
US7178491B2 (en) 2003-06-05 2007-02-20 Caterpillar Inc Control system and method for engine valve actuator
US6836982B1 (en) 2003-08-14 2005-01-04 Caterpillar Inc Tactile feedback system for a remotely controlled work machine
US7107828B2 (en) * 2005-02-24 2006-09-19 Daimlerchrysler Corporation Method and code for controlling actuator responsive to oil pressure using oil viscosity measure
DE102006059071A1 (de) * 2006-12-14 2008-06-19 Robert Bosch Gmbh Verfahren zur Bestimmung der Ölqualität
JP4966828B2 (ja) 2007-11-15 2012-07-04 ヤンマー株式会社 燃料供給装置及び燃料供給方法
US8109138B2 (en) * 2008-11-19 2012-02-07 GM Global Technology Operations LLC Method and system for estimating engine oil life based on viscosity
JP5212400B2 (ja) * 2009-04-15 2013-06-19 株式会社デンソー 圧力検出装置
EP2564181B1 (de) * 2010-04-26 2021-08-25 RheoSense, Inc. Tragbares viskometer
US9303580B2 (en) * 2012-10-26 2016-04-05 Ford Global Technologies, Llc Detection of diesel fuel gelling
US9341129B2 (en) 2013-10-15 2016-05-17 Ford Global Technologies, Llc Viscosity detection using starter motor
US9523320B2 (en) 2013-10-15 2016-12-20 Ford Global Technologies, Llc Viscosity detection using sump
EP3043040B1 (de) * 2015-01-06 2017-12-20 Inergy Automotive Systems Research (Société A.) Flüssigkeitsspeichersystem für ein Fahrzeug, Kraftfahrzeug mit einem solchen System und Verfahren zur Beurteilung der Qualität der Flüssigkeit darin
US11730174B2 (en) * 2015-07-09 2023-08-22 Nordson Corporation System for conveying and dispensing heated food material
DE102015223848A1 (de) * 2015-12-01 2017-06-01 Robert Bosch Gmbh Verfahren zum Ermitteln einer Viskosität eines Kraftstoffs
WO2019089242A1 (en) 2017-11-02 2019-05-09 Exxonmobil Research And Engineering Company Selection of engine maps based on in-situ detection of viscosity of the engine oil
US10968795B2 (en) * 2019-04-09 2021-04-06 Ford Global Technologies, Llc Methods and systems for detection of particles in lubricant

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5181494A (en) 1991-10-11 1993-01-26 Caterpillar, Inc. Hydraulically-actuated electronically-controlled unit injector having stroke-controlled piston and methods of operation
US5357912A (en) 1993-02-26 1994-10-25 Caterpillar Inc. Electronic control system and method for a hydraulically-actuated fuel injection system
US5564391A (en) 1993-06-16 1996-10-15 Caterpillar Inc. Electronic control for a hydraulic-actuator unit injector fuel system and method for operating same
US5423302A (en) 1994-03-23 1995-06-13 Caterpillar Inc. Fuel injection control system having actuating fluid viscosity feedback
US5634448A (en) 1994-05-31 1997-06-03 Caterpillar Inc. Method and structure for controlling an apparatus, such as a fuel injector, using electronic trimming
JPH1089090A (ja) 1996-09-19 1998-04-07 Isuzu Motors Ltd 油圧作動式電子制御燃料噴射装置並びに油粘度測定装置及び油粘度測定方法
US5750887A (en) 1996-11-18 1998-05-12 Caterpillar Inc. Method for determining a remaining life of engine oil

Also Published As

Publication number Publication date
DE69919680T2 (de) 2005-09-22
EP1055109B1 (de) 2004-08-25
EP1055109A1 (de) 2000-11-29
JP2002532711A (ja) 2002-10-02
WO2000036394A1 (en) 2000-06-22
US6216528B1 (en) 2001-04-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee