DE112019006024A5 - System and method for adjusting an effective length of a connecting rod by means of a lubricant supply - Google Patents

System and method for adjusting an effective length of a connecting rod by means of a lubricant supply Download PDF

Info

Publication number
DE112019006024A5
DE112019006024A5 DE112019006024.4T DE112019006024T DE112019006024A5 DE 112019006024 A5 DE112019006024 A5 DE 112019006024A5 DE 112019006024 T DE112019006024 T DE 112019006024T DE 112019006024 A5 DE112019006024 A5 DE 112019006024A5
Authority
DE
Germany
Prior art keywords
adjusting
connecting rod
effective length
lubricant supply
lubricant
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
DE112019006024.4T
Other languages
German (de)
Inventor
Martin Rath
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.)
AVL List GmbH
Original Assignee
AVL List GmbH
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 AVL List GmbH filed Critical AVL List GmbH
Publication of DE112019006024A5 publication Critical patent/DE112019006024A5/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • F02B75/045—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of a variable connecting rod length
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/06—Lubricating systems characterised by the provision therein of crankshafts or connecting rods with lubricant passageways, e.g. bores
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/12—Closed-circuit lubricating systems not provided for in groups F01M1/02 - F01M1/10
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D15/00—Varying compression ratio
    • F02D15/02—Varying compression ratio by alteration or displacement of piston stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/06—Lubricating systems characterised by the provision therein of crankshafts or connecting rods with lubricant passageways, e.g. bores
    • F01M2001/066—Connecting rod with passageways
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/12—Closed-circuit lubricating systems not provided for in groups F01M1/02 - F01M1/10
    • F01M2001/123—Closed-circuit lubricating systems not provided for in groups F01M1/02 - F01M1/10 using two or more pumps
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/22—Internal combustion engines
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C7/00—Connecting-rods or like links pivoted at both ends; Construction of connecting-rod heads
    • F16C7/06—Adjustable connecting-rods

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
DE112019006024.4T 2018-12-04 2019-12-04 System and method for adjusting an effective length of a connecting rod by means of a lubricant supply Pending DE112019006024A5 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ATA51078/2018A AT521887B1 (en) 2018-12-04 2018-12-04 System and method for adjusting an effective length of a connecting rod by means of a lubricant supply
ATA51078/2018 2018-12-04
PCT/AT2019/060413 WO2020113252A1 (en) 2018-12-04 2019-12-04 System and method for adjusting an effective length of a connecting rod by supplying lubricant

Publications (1)

Publication Number Publication Date
DE112019006024A5 true DE112019006024A5 (en) 2021-10-07

Family

ID=69137647

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112019006024.4T Pending DE112019006024A5 (en) 2018-12-04 2019-12-04 System and method for adjusting an effective length of a connecting rod by means of a lubricant supply

Country Status (4)

Country Link
CN (1) CN113383153A (en)
AT (1) AT521887B1 (en)
DE (1) DE112019006024A5 (en)
WO (1) WO2020113252A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT524987B1 (en) * 2021-04-30 2023-06-15 Avl List Gmbh Method of adjusting an effective length of a connecting rod

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6622669B1 (en) * 2000-10-18 2003-09-23 Ford Global Technologies, Llc Hydraulic circuit having accumulator for unlocking variable compression ratio connecting rod locking mechanisms-II
US6397796B1 (en) * 2001-03-05 2002-06-04 Ford Global Technologies, Inc. Oiling systems and methods for changing lengths of variable compression ratio connecting rods
AT511803B1 (en) * 2011-12-23 2013-03-15 Avl List Gmbh CONNECTING ROD FOR A PUSH-PISTON MACHINE
DE102015120905A1 (en) * 2015-12-02 2017-06-08 Dr. Ing. H.C. F. Porsche Aktiengesellschaft internal combustion engine
DE102016107704A1 (en) * 2016-04-26 2017-10-26 Dr. Ing. H.C. F. Porsche Aktiengesellschaft internal combustion engine
DE102016213032B4 (en) * 2016-07-18 2020-04-23 Schaeffler Technologies AG & Co. KG Hydraulically operated directional valve and connecting rod for a reciprocating piston internal combustion engine with an adjustable compression ratio
DE102017119320A1 (en) * 2016-08-31 2017-10-19 FEV Europe GmbH Internal combustion engine with an oil pressure generator for adjusting the compression ratio
DE102016219659B4 (en) * 2016-10-11 2022-02-17 Ford Global Technologies, Llc Hydraulic connecting rod adjustment
DE102018119654A1 (en) * 2018-08-13 2018-09-27 FEV Europe GmbH Reciprocating engine with variable compression ratio

Also Published As

Publication number Publication date
WO2020113252A1 (en) 2020-06-11
AT521887A1 (en) 2020-06-15
AT521887B1 (en) 2021-06-15
CN113383153A (en) 2021-09-10

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