DE112017000251A5 - Luftverdichtende Brennkraftmaschine - Google Patents
Luftverdichtende Brennkraftmaschine Download PDFInfo
- Publication number
- DE112017000251A5 DE112017000251A5 DE112017000251.6T DE112017000251T DE112017000251A5 DE 112017000251 A5 DE112017000251 A5 DE 112017000251A5 DE 112017000251 T DE112017000251 T DE 112017000251T DE 112017000251 A5 DE112017000251 A5 DE 112017000251A5
- Authority
- DE
- Germany
- Prior art keywords
- air
- combustion engine
- internal combustion
- compressing internal
- compressing
- 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- Withdrawn
Links
- 238000002485 combustion reaction Methods 0.000 title 1
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
- 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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA50201/2016 | 2016-03-10 | ||
ATA50201/2016A AT518516B1 (de) | 2016-03-10 | 2016-03-10 | Kolben für eine luftverdichtende brennkraftmaschine |
PCT/AT2017/060035 WO2017152203A1 (de) | 2016-03-10 | 2017-02-21 | Luftverdichtende brennkraftmaschine |
Publications (1)
Publication Number | Publication Date |
---|---|
DE112017000251A5 true DE112017000251A5 (de) | 2018-09-13 |
Family
ID=58191190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE112017000251.6T Withdrawn DE112017000251A5 (de) | 2016-03-10 | 2017-02-21 | Luftverdichtende Brennkraftmaschine |
Country Status (7)
Country | Link |
---|---|
US (1) | US20200340391A1 (de) |
JP (1) | JP2019507848A (de) |
KR (1) | KR20180120698A (de) |
CN (1) | CN108779704A (de) |
AT (1) | AT518516B1 (de) |
DE (1) | DE112017000251A5 (de) |
WO (1) | WO2017152203A1 (de) |
Families Citing this family (15)
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 (de) * | 2018-10-24 | 2020-04-29 | C.R.F. Società Consortile per Azioni | Kolben für einen kompressionszündungsverbrennungsmotor |
EP3643899A1 (de) * | 2018-10-24 | 2020-04-29 | C.R.F. Società Consortile per Azioni | Kolben für einen kompressionszündungsverbrennungsmotor |
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 |
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 |
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 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US7415963B2 (en) * | 2003-10-09 | 2008-08-26 | Avl List Gmbh | Method for operating an internal combustion engine |
DE102006020642B4 (de) * | 2006-05-04 | 2019-05-23 | Daimler Ag | Verfahren zum Betrieb einer Brennkraftmaschine und Brennkraftmaschine für ein solches Verfahren |
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 |
JP5589453B2 (ja) * | 2010-03-11 | 2014-09-17 | いすゞ自動車株式会社 | ディーゼルエンジンの燃焼室 |
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 |
US9267422B2 (en) * | 2011-10-17 | 2016-02-23 | GM Global Technology Operations LLC | Combustion system for an engine having multiple fuel spray induced vortices |
CN202611915U (zh) * | 2012-03-28 | 2012-12-19 | 东风朝阳朝柴动力有限公司 | 一种喉口面积大深度小的活塞燃烧室 |
CN102661193B (zh) * | 2012-05-16 | 2013-09-04 | 大连理工大学 | 直喷式柴油机双层分流燃烧系统 |
KR101996085B1 (ko) * | 2012-09-14 | 2019-07-03 | 두산인프라코어 주식회사 | 질소 산화물 저감을 위한 직접 분사식 디젤 엔진의 연소실 |
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 |
JP6303290B2 (ja) * | 2013-05-14 | 2018-04-04 | 日産自動車株式会社 | 直噴式ディーゼルエンジン |
-
2016
- 2016-03-10 AT ATA50201/2016A patent/AT518516B1/de active
-
2017
- 2017-02-21 KR KR1020187025991A patent/KR20180120698A/ko unknown
- 2017-02-21 JP JP2018547973A patent/JP2019507848A/ja active Pending
- 2017-02-21 DE DE112017000251.6T patent/DE112017000251A5/de not_active Withdrawn
- 2017-02-21 WO PCT/AT2017/060035 patent/WO2017152203A1/de active Application Filing
- 2017-02-21 CN CN201780015977.2A patent/CN108779704A/zh active Pending
- 2017-02-21 US US16/083,686 patent/US20200340391A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AT518516A1 (de) | 2017-10-15 |
AT518516B1 (de) | 2018-03-15 |
JP2019507848A (ja) | 2019-03-22 |
WO2017152203A1 (de) | 2017-09-14 |
CN108779704A (zh) | 2018-11-09 |
KR20180120698A (ko) | 2018-11-06 |
US20200340391A1 (en) | 2020-10-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R005 | Application deemed withdrawn due to failure to request examination |