CA2898646C - Thermally stratified regenerative combustion chamber and method for modifying a combustion chamber in an internal combustion engine and resulting engine - Google Patents

Thermally stratified regenerative combustion chamber and method for modifying a combustion chamber in an internal combustion engine and resulting engine Download PDF

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Publication number
CA2898646C
CA2898646C CA2898646A CA2898646A CA2898646C CA 2898646 C CA2898646 C CA 2898646C CA 2898646 A CA2898646 A CA 2898646A CA 2898646 A CA2898646 A CA 2898646A CA 2898646 C CA2898646 C CA 2898646C
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CA
Canada
Prior art keywords
head
retaining element
engine
heat
heat retaining
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
CA2898646A
Other languages
English (en)
French (fr)
Other versions
CA2898646A1 (en
Inventor
Andrew A. Pouring
Matthew B. HAYES
Brad R. Bopp
Manfred C. WEBER
Michael I. Keller
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.)
Sonex Research Inc
Original Assignee
Sonex Research 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 Sonex Research Inc filed Critical Sonex Research Inc
Publication of CA2898646A1 publication Critical patent/CA2898646A1/en
Application granted granted Critical
Publication of CA2898646C publication Critical patent/CA2898646C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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 
    • F02F1/24—Cylinder heads
    • 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
    • F02B19/00—Engines characterised by precombustion chambers
    • F02B19/12—Engines characterised by precombustion chambers with positive ignition
    • 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
    • F02B19/00—Engines characterised by precombustion chambers
    • F02B2019/002—Engines characterised by precombustion chambers with electric heater fitted to at least part of prechamber-wall or transfer passage
    • 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
    • F02B19/00—Engines characterised by precombustion chambers
    • F02B2019/006—Engines characterised by precombustion chambers with thermal insulation
    • 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
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/14—Engines characterised by using fresh charge for scavenging cylinders using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke
    • 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
    • F02B2710/00—Gas engines
    • F02B2710/03—Two stroke engines
    • F02B2710/038—Two stroke engines with measures for improving combustion
    • 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 
    • F02F1/24—Cylinder heads
    • F02F2001/249—Cylinder heads with flame plate, e.g. insert in the cylinder head used as a thermal insulation between cylinder head and combustion chamber

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
CA2898646A 2013-01-28 2014-01-28 Thermally stratified regenerative combustion chamber and method for modifying a combustion chamber in an internal combustion engine and resulting engine Expired - Fee Related CA2898646C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361757383P 2013-01-28 2013-01-28
US201361757379P 2013-01-28 2013-01-28
US61/757,379 2013-01-28
US61/757,383 2013-01-28
PCT/US2014/013432 WO2014117177A1 (en) 2013-01-28 2014-01-28 Thermally stratified regenerative combustion chamber and method for modifying a combustion chamber in an internal combustion engine and resulting engine

Publications (2)

Publication Number Publication Date
CA2898646A1 CA2898646A1 (en) 2014-07-31
CA2898646C true CA2898646C (en) 2018-08-14

Family

ID=50097878

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2898646A Expired - Fee Related CA2898646C (en) 2013-01-28 2014-01-28 Thermally stratified regenerative combustion chamber and method for modifying a combustion chamber in an internal combustion engine and resulting engine

Country Status (4)

Country Link
EP (1) EP2948657A1 (zh)
CN (1) CN105358803B (zh)
CA (1) CA2898646C (zh)
WO (1) WO2014117177A1 (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3267008A1 (en) * 2016-07-06 2018-01-10 Mahle Powertrain LLC Method for starting an internal combustion engine
CN107060986A (zh) * 2016-10-19 2017-08-18 北京航空航天大学 一种用于两冲程航空重油活塞发动机的组合式燃烧室
US10364738B2 (en) * 2016-11-08 2019-07-30 Ford Global Technologies, Llc Pre-chamber ignition system
AT522438B1 (de) * 2019-04-23 2020-11-15 Avl List Gmbh Brennkraftmaschine mit einem zylinderkopf
CN110671190A (zh) * 2019-10-10 2020-01-10 天津大学 一种预燃室射流扰动强化燃烧系统
AT522462B1 (de) * 2019-10-15 2020-11-15 Avl List Gmbh Brennkraftmaschine mit einem zylinderkopf
CN110714867B (zh) * 2019-11-21 2021-03-16 清华大学 一种内燃机点火装置、燃烧系统及燃烧方法
CN112502823B (zh) * 2020-11-27 2022-02-01 奇瑞汽车股份有限公司 双燃料主动预燃室发动机及汽车

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2148357A (en) 1936-09-24 1939-02-21 Johnson Steel & Wire Company I Wire straightening apparatus
US2514287A (en) 1946-10-10 1950-07-04 Ajax Iron Works Compound engine conversion unit
US2917226A (en) 1956-01-11 1959-12-15 List Hans Air-cooled engine compressor
GB911125A (en) 1959-08-05 1962-11-21 Lev Abramovich Goossak Improvements in or relating to precombustion chamber-torch ignition in internal combustion engines
US3092088A (en) 1959-08-05 1963-06-04 Goossak Lev Abramovich Carburetor type internal combustion engine with prechamber
US3115127A (en) * 1961-10-02 1963-12-24 Charles O Spencer Removable insert for internal combustion chambers
US3230939A (en) 1963-02-04 1966-01-25 Goossak Lev Abramovich Method of prechamber-torch ignition in internal combustion engines
US3283751A (en) 1963-06-28 1966-11-08 Inst Khim Fysiki Internal combustion engine with jet ignition of a non-uniformly distributed working mixture from a precombustion chamber cut-off by the piston
US4091772A (en) 1976-05-14 1978-05-30 Cooper Industries, Inc. Internal combustion engine with delayed torch ignition of oil fuel charge
DE3307115C2 (de) * 1983-03-01 1985-09-05 Feldmühle AG, 4000 Düsseldorf Zylinderkopf eines Kolbenmotors
US4898135A (en) 1989-02-16 1990-02-06 Sonex Research, Inc. Piston and process for achieving controlled ignition and combustion of hydrocarbon fuels in internal combustion engines by generation and management of fuel radical species
JPH0650054B2 (ja) * 1989-08-10 1994-06-29 いすゞ自動車株式会社 副室の断熱構造及びその製造法
US5322042A (en) 1992-06-17 1994-06-21 Sonex Research, Inc. Combustion chamber for internal combustion engine and process of combustion using fuel radical species
US5638779A (en) * 1995-08-16 1997-06-17 Northrop Grumman Corporation High-efficiency, low-pollution engine
CN1077649C (zh) * 1996-04-26 2002-01-09 美国环境保护署 接近绝热的低温发动机
US5862788A (en) 1997-10-03 1999-01-26 Sonex Research, Inc. Combustion chamber for direct injected reciprocating piston internal combustion engine
US6178942B1 (en) 1999-10-19 2001-01-30 Sonex Research, Inc. Piston configuration for reducing smoke and particulate emissions from direct injected engines
US6354260B1 (en) * 2000-11-14 2002-03-12 Cwn, Inc. Replaceable combustion chamber insert for two cycle engines and method for manufacturing same
WO2009114327A1 (en) 2008-03-12 2009-09-17 Cameron International Corporation Internal combustion engine with shrouded injection valve and precombustion chamber system
US8567369B2 (en) 2010-11-11 2013-10-29 Cameron International Corporation Spark ignited radical injection system

Also Published As

Publication number Publication date
WO2014117177A1 (en) 2014-07-31
CA2898646A1 (en) 2014-07-31
CN105358803A (zh) 2016-02-24
EP2948657A1 (en) 2015-12-02
CN105358803B (zh) 2018-08-31

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EEER Examination request

Effective date: 20150717

MKLA Lapsed

Effective date: 20210128