JP2019507848A - 空気圧縮内燃機関 - Google Patents

空気圧縮内燃機関 Download PDF

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Publication number
JP2019507848A
JP2019507848A JP2018547973A JP2018547973A JP2019507848A JP 2019507848 A JP2019507848 A JP 2019507848A JP 2018547973 A JP2018547973 A JP 2018547973A JP 2018547973 A JP2018547973 A JP 2018547973A JP 2019507848 A JP2019507848 A JP 2019507848A
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JP
Japan
Prior art keywords
piston
bowl
annular surface
internal combustion
combustion engine
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
JP2018547973A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019507848A5 (enExample
Inventor
マッホルト，アレクサンダー
ビュルクラー，ルートヴィッヒ
オフナー，ヘルヴィッヒ
テリーツ，マリアナ
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 JP2019507848A publication Critical patent/JP2019507848A/ja
Publication of JP2019507848A5 publication Critical patent/JP2019507848A5/ja
Pending legal-status Critical Current

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    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0618—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston having in-cylinder means to influence the charge motion
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0696—W-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder wall
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645—Details related to the fuel injector or the fuel spray
    • F02B23/0648—Means or methods to improve the spray dispersion, evaporation or ignition
    • F02B23/0651—Means or methods to improve the spray dispersion, evaporation or ignition the fuel spray impinging on reflecting surfaces or being specially guided throughout the combustion space
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645—Details related to the fuel injector or the fuel spray
    • F02B23/0669—Details related to the fuel injector or the fuel spray having multiple fuel spray jets per injector nozzle
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0672—Omega-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder center axis
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0678—Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets
    • F02B23/0684—Ring like bowl, e.g. toroidal
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0678—Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets
    • F02B23/0687—Multiple bowls in the piston, e.g. one bowl per fuel spray jet
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0678—Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets
    • F02B23/0693—Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets the combustion space consisting of step-wise widened multiple zones of different depth
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
    • F02B23/101—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder the injector being placed on or close to the cylinder centre axis, e.g. with mixture formation using spray guided concepts
    • 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
    • F02F3/00—Pistons 
    • F02F3/26—Pistons  having combustion chamber in piston head
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
JP2018547973A 2016-03-10 2017-02-21 空気圧縮内燃機関 Pending JP2019507848A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ATA50201/2016A AT518516B1 (de) 2016-03-10 2016-03-10 Kolben für eine luftverdichtende brennkraftmaschine
ATA50201/2016 2016-03-10
PCT/AT2017/060035 WO2017152203A1 (de) 2016-03-10 2017-02-21 Luftverdichtende brennkraftmaschine

Publications (2)

Publication Number Publication Date
JP2019507848A true JP2019507848A (ja) 2019-03-22
JP2019507848A5 JP2019507848A5 (enExample) 2020-04-09

Family

ID=58191190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018547973A Pending JP2019507848A (ja) 2016-03-10 2017-02-21 空気圧縮内燃機関

Country Status (7)

Country Link
US (1) US20200340391A1 (enExample)
JP (1) JP2019507848A (enExample)
KR (1) KR20180120698A (enExample)
CN (1) CN108779704A (enExample)
AT (1) AT518516B1 (enExample)
DE (1) DE112017000251A5 (enExample)
WO (1) WO2017152203A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021235241A1 (ja) * 2020-05-19 2021-11-25 株式会社小松製作所 ディーゼルエンジン用のピストン及びディーゼルエンジン

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201800001869A1 (it) * 2018-01-25 2019-07-25 Fpt Motorenforschung Ag Pistone di motore
CN108518272A (zh) * 2018-03-29 2018-09-11 天津中恒动力研究院有限公司 发动机总成
DE102018006635B4 (de) 2018-08-22 2020-07-09 Daimler Ag Verfahren zum Betreiben einer Verbrennungskraftmaschine für ein Kraftfahrzeug, sowie Verbrennungskraftmaschine für ein Kraftfahrzeug
EP3643900A1 (en) * 2018-10-24 2020-04-29 C.R.F. Società Consortile per Azioni A piston for a compression ignition internal combustion engine
EP3643899A1 (en) * 2018-10-24 2020-04-29 C.R.F. Società Consortile per Azioni A piston for a compression ignition internal combustion engine
CN109404156B (zh) * 2018-12-10 2020-07-24 广西玉柴机器股份有限公司 直喷式柴油机的燃烧室
JP7124734B2 (ja) * 2019-01-29 2022-08-24 マツダ株式会社 圧縮着火エンジンの制御装置
DE102019006760A1 (de) 2019-09-27 2021-04-01 Daimler Ag Kolben für eine Hubkolbenmaschine, insbesondere eines Kraftfahrzeugs, sowie Hubkolbenmaschine für ein Kraftfahrzeug
US11230992B2 (en) * 2020-04-03 2022-01-25 Caterpillar Inc. Piston geometry for reduced smoke and cylinder head component temperatures
US11598246B2 (en) * 2021-06-23 2023-03-07 Deere & Company Internal combustion engine and piston having piston bowl
AT525166B1 (de) * 2021-06-24 2023-01-15 Avl List Gmbh Verbrennungssystem für eine luftverdichtende brennkraftmaschine
CN114352431B (zh) * 2022-03-17 2022-06-07 潍柴动力股份有限公司 一种活塞及发动机
DE102022117345A1 (de) * 2022-07-12 2024-01-18 Man Truck & Bus Se Brennkraftmaschine, vorzugsweise zum Ausführen eines Diffusionsbrennverfahrens
CN115853632B (zh) * 2023-02-27 2023-06-23 潍柴动力股份有限公司 一种燃烧室以及气体发动机
WO2025036544A1 (en) * 2023-08-11 2025-02-20 Volvo Truck Corporation A piston and an internal combustion engine system

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JP2009535561A (ja) * 2006-05-04 2009-10-01 ダイムラー・アクチェンゲゼルシャフト 内燃機関の運転方法及びこの方法用の内燃機関
JP2011185242A (ja) * 2010-03-11 2011-09-22 Isuzu Motors Ltd ディーゼルエンジンの燃焼室
CN103046997A (zh) * 2012-12-28 2013-04-17 潍柴动力股份有限公司 一种柴油发动机及其燃烧室
US20130092123A1 (en) * 2011-10-17 2013-04-18 GM Global Technology Operations LLC Combustion system for an engine having multiple fuel spray induced vortices
JP2014222041A (ja) * 2013-05-14 2014-11-27 日産自動車株式会社 直噴式ディーゼルエンジン

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US8276563B2 (en) * 2002-06-28 2012-10-02 Cummins, Inc. Internal combustion engine piston
AT7204U1 (de) * 2002-12-19 2004-11-25 Avl List Gmbh Verfahren zum betreiben einer direkteinspritzenden diesel-brennkraftmaschine
WO2005033496A1 (de) * 2003-10-09 2005-04-14 Avl List Gmbh Verfahren zum betreiben einer brennkraftmaschine
CN201074556Y (zh) * 2007-08-16 2008-06-18 东风康明斯发动机有限公司 两阀柴油机用带开口式燃烧室活塞
US8459229B2 (en) * 2010-04-20 2013-06-11 Southwest Research Institute Piston bowl with spray jet targets
KR101262577B1 (ko) * 2011-07-18 2013-05-08 현대자동차주식회사 디젤엔진 피스톤
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JP2009535561A (ja) * 2006-05-04 2009-10-01 ダイムラー・アクチェンゲゼルシャフト 内燃機関の運転方法及びこの方法用の内燃機関
JP2011185242A (ja) * 2010-03-11 2011-09-22 Isuzu Motors Ltd ディーゼルエンジンの燃焼室
US20130092123A1 (en) * 2011-10-17 2013-04-18 GM Global Technology Operations LLC Combustion system for an engine having multiple fuel spray induced vortices
CN103046997A (zh) * 2012-12-28 2013-04-17 潍柴动力股份有限公司 一种柴油发动机及其燃烧室
JP2014222041A (ja) * 2013-05-14 2014-11-27 日産自動車株式会社 直噴式ディーゼルエンジン

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021235241A1 (ja) * 2020-05-19 2021-11-25 株式会社小松製作所 ディーゼルエンジン用のピストン及びディーゼルエンジン
JP2021181765A (ja) * 2020-05-19 2021-11-25 株式会社小松製作所 ディーゼルエンジン用のピストン及びディーゼルエンジン
US11795868B2 (en) 2020-05-19 2023-10-24 Komatsu Ltd. Diesel engine piston and diesel engine
JP7518663B2 (ja) 2020-05-19 2024-07-18 株式会社小松製作所 ディーゼルエンジン用のピストン及びディーゼルエンジン

Also Published As

Publication number Publication date
AT518516A1 (de) 2017-10-15
CN108779704A (zh) 2018-11-09
KR20180120698A (ko) 2018-11-06
AT518516B1 (de) 2018-03-15
WO2017152203A1 (de) 2017-09-14
US20200340391A1 (en) 2020-10-29
DE112017000251A5 (de) 2018-09-13

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