EP3938631A4 - Cylinder block design for providing improved cooling performance of liners - Google Patents

Cylinder block design for providing improved cooling performance of liners Download PDF

Info

Publication number
EP3938631A4
EP3938631A4 EP20801858.0A EP20801858A EP3938631A4 EP 3938631 A4 EP3938631 A4 EP 3938631A4 EP 20801858 A EP20801858 A EP 20801858A EP 3938631 A4 EP3938631 A4 EP 3938631A4
Authority
EP
European Patent Office
Prior art keywords
liners
cylinder block
cooling performance
providing improved
improved cooling
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.)
Withdrawn
Application number
EP20801858.0A
Other languages
German (de)
French (fr)
Other versions
EP3938631A1 (en
Inventor
Chang C. Liu
Nathaniel P. Hassall
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.)
Cummins Inc
Original Assignee
Cummins 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 Cummins Inc filed Critical Cummins Inc
Publication of EP3938631A1 publication Critical patent/EP3938631A1/en
Publication of EP3938631A4 publication Critical patent/EP3938631A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/02—Arrangements for cooling cylinders or cylinder heads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/02—Cylinders; Cylinder heads  having cooling means
    • F02F1/10—Cylinders; Cylinder heads  having cooling means for liquid cooling
    • F02F1/16—Cylinder liners of wet type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/004—Cylinder liners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/02—Cylinders; Cylinder heads  having cooling means
    • F02F1/10—Cylinders; Cylinder heads  having cooling means for liquid cooling
    • F02F1/14—Cylinders with means for directing, guiding or distributing liquid stream
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/02—Arrangements for cooling cylinders or cylinder heads
    • F01P2003/021—Cooling cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/02—Cylinders; Cylinder heads  having cooling means
    • F02F1/10—Cylinders; Cylinder heads  having cooling means for liquid cooling
    • F02F2001/106—Cylinders; Cylinder heads  having cooling means for liquid cooling using a closed deck, i.e. the water jacket is not open at the block top face
EP20801858.0A 2019-05-08 2020-04-09 Cylinder block design for providing improved cooling performance of liners Withdrawn EP3938631A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910378607.6A CN111911309B (en) 2019-05-08 2019-05-08 Cylinder block design for providing improved cooling performance of liner
PCT/US2020/027421 WO2020226839A1 (en) 2019-05-08 2020-04-09 Cylinder block design for providing improved cooling performance of liners

Publications (2)

Publication Number Publication Date
EP3938631A1 EP3938631A1 (en) 2022-01-19
EP3938631A4 true EP3938631A4 (en) 2022-12-28

Family

ID=73051135

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20801858.0A Withdrawn EP3938631A4 (en) 2019-05-08 2020-04-09 Cylinder block design for providing improved cooling performance of liners

Country Status (3)

Country Link
EP (1) EP3938631A4 (en)
CN (1) CN111911309B (en)
WO (1) WO2020226839A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115405406B (en) * 2021-05-28 2024-03-26 康明斯公司 Energy-saving engine cooling system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0450067A1 (en) * 1989-08-30 1991-10-09 Kabushiki Kaisha Komatsu Seisakusho Cylinder liner cooling system
JPH084583A (en) * 1994-06-21 1996-01-09 Daihatsu Motor Co Ltd Structure of cylinder block and manufacture thereof
JP3136972B2 (en) * 1995-11-21 2001-02-19 三菱自動車工業株式会社 Engine cooling structure
CN106438086A (en) * 2016-11-30 2017-02-22 广西玉柴机器股份有限公司 Water jacket structure of engine air cylinder body

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08189413A (en) * 1994-12-28 1996-07-23 Suzuki Motor Corp Cylinder block
KR100482120B1 (en) * 2002-10-04 2005-04-14 현대자동차주식회사 water jacket for cylinder head
JP4547017B2 (en) * 2008-04-25 2010-09-22 トヨタ自動車株式会社 Internal combustion engine cooling structure
CN101349213A (en) * 2008-09-03 2009-01-21 无锡开普机械有限公司 Water-cooled engine body
CN102822489A (en) * 2010-06-25 2012-12-12 康明斯知识产权有限公司 Cylinder head having plural water jackets and cast-in water rail
EP2525068A1 (en) * 2011-05-17 2012-11-21 Fiat Powertrain Technologies S.p.A. A cylinder block for a liquid cooled internal combustion engine
CN103670768A (en) * 2012-09-07 2014-03-26 北京汽车动力总成有限公司 Engine cooling water jacket and engine cooling system
CN104870792B (en) * 2012-11-28 2018-04-24 康明斯公司 engine with cooling system
DE102012023803B3 (en) * 2012-12-05 2014-02-06 Audi Ag Internal combustion engine
KR101393582B1 (en) * 2013-03-26 2014-05-09 기아자동차 주식회사 Coolant circulation system for engine
GB2516647B (en) * 2013-07-29 2016-02-03 Jaguar Land Rover Ltd Vehicle water jacket
JP6176188B2 (en) * 2014-05-30 2017-08-09 マツダ株式会社 Multi-cylinder engine cooling structure
KR101905947B1 (en) * 2016-03-16 2018-10-10 현대자동차주식회사 A structure of water-jacket of cylinder head and a method for operating the same
JP6358284B2 (en) * 2016-04-19 2018-07-18 マツダ株式会社 Engine cooling structure
KR101936459B1 (en) * 2016-06-22 2019-01-08 현대자동차주식회사 A exhaust side block insert, a cylinder block assembly including the same and heat management system of engine including the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0450067A1 (en) * 1989-08-30 1991-10-09 Kabushiki Kaisha Komatsu Seisakusho Cylinder liner cooling system
JPH084583A (en) * 1994-06-21 1996-01-09 Daihatsu Motor Co Ltd Structure of cylinder block and manufacture thereof
JP3136972B2 (en) * 1995-11-21 2001-02-19 三菱自動車工業株式会社 Engine cooling structure
CN106438086A (en) * 2016-11-30 2017-02-22 广西玉柴机器股份有限公司 Water jacket structure of engine air cylinder body

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020226839A1 *

Also Published As

Publication number Publication date
WO2020226839A1 (en) 2020-11-12
CN111911309A (en) 2020-11-10
CN111911309B (en) 2022-11-15
EP3938631A1 (en) 2022-01-19

Similar Documents

Publication Publication Date Title
EP3816547A4 (en) Air-cooled refrigerator
EP3779162A4 (en) Cylinder liner for cast-covering, and method for manufacturing cylinder block
EP3959562A4 (en) Mount for an article of wear
EP3998435A4 (en) Cooling system
EP3870821A4 (en) Parent bore cylinder block of an opposed-piston engine
EP4077901A4 (en) Profiled cylinder liner for bore distortion control
EP3938631A4 (en) Cylinder block design for providing improved cooling performance of liners
EP4015809A4 (en) Combination of cylinder and piston ring
EP4077983A4 (en) Cryogenic piston ring improvement
EP3862704A4 (en) Air-cooled refrigerator
EP3957415A4 (en) Cylinder liner for insert casting
EP3574195A4 (en) A cooling system for cooling of a combustion engine
EP3770958A4 (en) Liquid-cooled cooler
EP3990663A4 (en) Methods of predicting endometrial receptivity
EP4015789A4 (en) Novel cooling system for internal combustion engine
CA202104S (en) Liner for an engine block
EP4053417A4 (en) Hydraulic cylinder
EP3929975A4 (en) Cooling structure
EP3864274A4 (en) Unique block rib geometry for reducing liner distortion
EP3951297A4 (en) Cooling system
EP3823614A4 (en) Solid forms of an azolopyrimidine compound
EP3578788A4 (en) Cylinder block structure for engine
EP3617515A4 (en) Cylinder head of piston type compressor and piston type compressor
GB2586330B (en) Cooling block for multi-cylinder air compressor
GB2598032B (en) Engine cylinder

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20211014

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20221124

RIC1 Information provided on ipc code assigned before grant

Ipc: F02F 1/10 20060101ALN20221118BHEP

Ipc: F02F 1/14 20060101ALI20221118BHEP

Ipc: B60H 1/14 20060101ALI20221118BHEP

Ipc: F02F 1/40 20060101ALI20221118BHEP

Ipc: F01P 3/02 20060101AFI20221118BHEP

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230510

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20240103