JP7002272B2 - 副室式ガスエンジン - Google Patents

副室式ガスエンジン Download PDF

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Publication number
JP7002272B2
JP7002272B2 JP2017190263A JP2017190263A JP7002272B2 JP 7002272 B2 JP7002272 B2 JP 7002272B2 JP 2017190263 A JP2017190263 A JP 2017190263A JP 2017190263 A JP2017190263 A JP 2017190263A JP 7002272 B2 JP7002272 B2 JP 7002272B2
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JP
Japan
Prior art keywords
chamber
sub
thin
tip portion
tip
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.)
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Application number
JP2017190263A
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English (en)
Japanese (ja)
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JP2019065742A5 (enExample
JP2019065742A (ja
Inventor
聖紘 柏木
大剛 渡辺
雄太 古川
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.)
Mitsubishi Heavy Industries Engine and Turbocharger Ltd
Original Assignee
Mitsubishi Heavy Industries Engine and Turbocharger Ltd
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 Mitsubishi Heavy Industries Engine and Turbocharger Ltd filed Critical Mitsubishi Heavy Industries Engine and Turbocharger Ltd
Priority to JP2017190263A priority Critical patent/JP7002272B2/ja
Priority to US16/649,864 priority patent/US11300039B2/en
Priority to PCT/JP2018/031833 priority patent/WO2019065053A1/ja
Priority to EP18861842.5A priority patent/EP3667041B1/en
Publication of JP2019065742A publication Critical patent/JP2019065742A/ja
Publication of JP2019065742A5 publication Critical patent/JP2019065742A5/ja
Application granted granted Critical
Publication of JP7002272B2 publication Critical patent/JP7002272B2/ja
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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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B19/00—Engines characterised by precombustion chambers
    • F02B19/16—Chamber shapes or constructions not specific to sub-groups F02B19/02 - F02B19/10
    • F02B19/18—Transfer passages between chamber and cylinder
    • 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
    • F02B19/10—Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder
    • F02B19/1004—Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder details of combustion chamber, e.g. mounting arrangements
    • F02B19/1014—Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder details of combustion chamber, e.g. mounting arrangements design parameters, e.g. volume, torch passage cross sectional area, length, orientation, or the like
    • 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
    • F02B19/16—Chamber shapes or constructions not specific to sub-groups F02B19/02 - F02B19/10
    • 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
    • F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0281—Adapters, sockets or the like to mount injection valves onto engines; Fuel guiding passages between injectors and the air intake system or the combustion chamber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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  • 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)
JP2017190263A 2017-09-29 2017-09-29 副室式ガスエンジン Active JP7002272B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2017190263A JP7002272B2 (ja) 2017-09-29 2017-09-29 副室式ガスエンジン
US16/649,864 US11300039B2 (en) 2017-09-29 2018-08-28 Precombustion chamber gas engine
PCT/JP2018/031833 WO2019065053A1 (ja) 2017-09-29 2018-08-28 副室式ガスエンジン
EP18861842.5A EP3667041B1 (en) 2017-09-29 2018-08-28 Auxiliary chamber type gas engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017190263A JP7002272B2 (ja) 2017-09-29 2017-09-29 副室式ガスエンジン

Publications (3)

Publication Number Publication Date
JP2019065742A JP2019065742A (ja) 2019-04-25
JP2019065742A5 JP2019065742A5 (enExample) 2020-07-27
JP7002272B2 true JP7002272B2 (ja) 2022-02-04

Family

ID=65901338

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017190263A Active JP7002272B2 (ja) 2017-09-29 2017-09-29 副室式ガスエンジン

Country Status (4)

Country Link
US (1) US11300039B2 (enExample)
EP (1) EP3667041B1 (enExample)
JP (1) JP7002272B2 (enExample)
WO (1) WO2019065053A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2574201B (en) 2018-05-28 2021-10-27 Caterpillar Energy Solutions Gmbh Pre-chamber body for an internal combustion engine
JP7001634B2 (ja) * 2019-05-07 2022-01-19 日本特殊陶業株式会社 スパークプラグ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003254195A (ja) 2002-03-04 2003-09-10 Mitsubishi Heavy Ind Ltd 燃料噴射弁取付構造及び冷却構造
JP2007113536A (ja) 2005-10-24 2007-05-10 Nissan Motor Co Ltd 副室式内燃機関

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5949720U (ja) * 1982-09-25 1984-04-02 トヨタ自動車株式会社 デイ−ゼルエンジンの予燃焼室構造
JPH05504185A (ja) * 1990-02-06 1993-07-01 キャタピラー インコーポレイテッド 内燃機関及びその方法並びにそれらに用いるノズル部材
JP3374478B2 (ja) * 1993-10-29 2003-02-04 いすゞ自動車株式会社 ２層副室を有する遮熱型ガスエンジン
JPH09256850A (ja) * 1996-03-25 1997-09-30 Isuzu Ceramics Kenkyusho:Kk 副室式ガスエンジン
US6854439B2 (en) * 2002-03-02 2005-02-15 Jose Francisco Regueiro Prechamber combustion system
WO2011080917A1 (ja) * 2009-12-28 2011-07-07 川崎重工業株式会社 副室式ガスエンジン
JP5357926B2 (ja) 2010-12-27 2013-12-04 川崎重工業株式会社 副室式ガスエンジン
US9225151B2 (en) * 2012-02-09 2015-12-29 Cummins Ip, Inc. Spark plug for removing residual exhaust gas and associated combustion chamber
EP2700796B1 (en) * 2012-08-22 2016-08-10 Caterpillar Motoren GmbH & Co. KG Pre-combustion chamber of an internal combustion engine and method of operating the same
AT512532B1 (de) * 2012-09-26 2013-09-15 Ge Jenbacher Gmbh & Co Og Vorkammersystem für eine Brennkraftmaschine
US10024220B2 (en) * 2013-03-12 2018-07-17 Prometheus Applied Technologies, Llc Active scavenge prechamber
AT514813B1 (de) * 2013-09-25 2015-04-15 Ge Jenbacher Gmbh & Co Og Anordnung aus einem Zylinderkopf und einem Vorkammersystem
US9739192B2 (en) * 2015-05-04 2017-08-22 Caterpillar Inc. Fuel combustion system, nozzle for prechamber assembly with curved orifices, and method of making same
GB2574201B (en) * 2018-05-28 2021-10-27 Caterpillar Energy Solutions Gmbh Pre-chamber body for an internal combustion engine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003254195A (ja) 2002-03-04 2003-09-10 Mitsubishi Heavy Ind Ltd 燃料噴射弁取付構造及び冷却構造
JP2007113536A (ja) 2005-10-24 2007-05-10 Nissan Motor Co Ltd 副室式内燃機関

Also Published As

Publication number Publication date
US20210363914A1 (en) 2021-11-25
EP3667041A4 (en) 2020-07-22
US11300039B2 (en) 2022-04-12
EP3667041B1 (en) 2021-10-13
WO2019065053A1 (ja) 2019-04-04
EP3667041A1 (en) 2020-06-17
JP2019065742A (ja) 2019-04-25

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