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BRPI0817123A2 - Motor a diesel - Google Patents

Motor a diesel

Info

Publication number
BRPI0817123A2
BRPI0817123A2 BRPI0817123A BRPI0817123A2 BR PI0817123 A2 BRPI0817123 A2 BR PI0817123A2 BR PI0817123 A BRPI0817123 A BR PI0817123A BR PI0817123 A2 BRPI0817123 A2 BR PI0817123A2
Authority
BR
Brazil
Prior art keywords
diesel engine
diesel
engine
Prior art date
Application number
Other languages
English (en)
Inventor
Gou Asai
Takeshi Takahashi
Terumitsu Takahata
Takahiko Kimura
Tomoyuki Tsuda
Original Assignee
Yanmar Co Ltd
Denso Corp
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 Yanmar Co Ltd, Denso Corp filed Critical Yanmar Co Ltd
Publication of BRPI0817123A2 publication Critical patent/BRPI0817123A2/pt

Links

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
    • F02B23/0678—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
    • F02B23/02—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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber
    • 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
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Fuel-Injection Apparatus (AREA)
BRPI0817123 2007-09-21 2008-09-16 Motor a diesel BRPI0817123A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007245022A JP5196637B2 (ja) 2007-09-21 2007-09-21 ディーゼルエンジン
PCT/JP2008/066658 WO2009038044A1 (ja) 2007-09-21 2008-09-16 ディーゼルエンジン

Publications (1)

Publication Number Publication Date
BRPI0817123A2 true BRPI0817123A2 (pt) 2015-03-31

Family

ID=40467858

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0817123 BRPI0817123A2 (pt) 2007-09-21 2008-09-16 Motor a diesel

Country Status (7)

Country Link
US (1) US8327822B2 (pt)
JP (1) JP5196637B2 (pt)
CN (1) CN101802360B (pt)
BR (1) BRPI0817123A2 (pt)
DE (1) DE112008002527T5 (pt)
RU (1) RU2010115762A (pt)
WO (1) WO2009038044A1 (pt)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
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DE102009025404B4 (de) * 2009-06-16 2018-01-25 Mtu Friedrichshafen Gmbh Kolben für ventilgesteuerte Hubkolben-Dieselbrennkraftmaschinen
FR2947009B1 (fr) * 2009-06-23 2014-05-09 Peugeot Citroen Automobiles Sa Piston pour chambre de combustion de moteur diesel.
DE102009050265A1 (de) * 2009-10-21 2010-09-02 Mtu Friedrichshafen Gmbh Kolben für Brennkraftmaschinen
US8978621B2 (en) * 2010-04-20 2015-03-17 Caterpillar Inc. Piston having combustion bowl shaped to balance combustion efficiency and emission properties
US9234451B2 (en) * 2010-04-20 2016-01-12 Caterpillar Inc. Piston having combustion bowl shaped to balance combustion efficiency and emission properties
JP5667478B2 (ja) * 2011-03-14 2015-02-12 株式会社豊田中央研究所 ディーゼルエンジン
DE102011017479A1 (de) * 2011-04-19 2012-10-25 Daimler Ag Brennkraftmaschine
DE102011119215B4 (de) 2011-11-23 2021-07-22 Daimler Ag Verbrennungsverfahren und Brennkraftmaschine
US9470197B2 (en) 2012-12-21 2016-10-18 Caterpillar Inc. Fuel injector having turbulence-reducing sac
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
JP2014238011A (ja) * 2013-06-06 2014-12-18 日野自動車株式会社 直噴式ディーゼルエンジンの燃焼室構造
US9328693B2 (en) 2013-07-17 2016-05-03 Electro-Motive Diesel, Inc. Piston, engine and operating method for reduced production of particulate matter
FR3012522B1 (fr) * 2013-10-25 2018-08-24 IFP Energies Nouvelles Moteur a combustion a injection directe de combustible a allumage par compression et procede d'injection de combustible pour un tel moteur.
FR3016926B1 (fr) * 2014-01-29 2018-12-07 IFP Energies Nouvelles Moteur a combustion a injection directe de combustible et plus particulierement moteur a allumage par compression avec faible taux de compression
CN103835803B (zh) * 2014-02-24 2016-02-24 大连理工大学 柴油机碰撞分流燃烧室
FR3018552B1 (fr) * 2014-03-14 2019-07-05 IFP Energies Nouvelles Moteur a combustion a injection directe de combustible a allumage par compression comprenant des moyens de refroidissement du piston.
FR3019589B1 (fr) * 2014-04-03 2019-06-07 IFP Energies Nouvelles Procede d'injection de combustible dans la chambre de combustion d'un moteur a combustion interne fonctionnant en monocarburation ou en multicarburation
US20170159549A1 (en) * 2014-05-22 2017-06-08 Nissan Motor Co., Ltd. Combustion Chamber Structure for Diesel Engine
JP6197750B2 (ja) * 2014-06-09 2017-09-20 マツダ株式会社 ディーゼルエンジンの燃焼室構造
US9611806B2 (en) 2014-11-18 2017-04-04 Caterpillar Inc. Engine piston
JP6090638B2 (ja) * 2015-01-09 2017-03-08 マツダ株式会社 エンジンの燃焼室構造
US20160298528A1 (en) * 2015-04-13 2016-10-13 Caterpillar Inc. Ducted Combustion Systems Utilizing Curved Ducts
JP5962835B1 (ja) * 2015-10-30 2016-08-03 いすゞ自動車株式会社 エンジンのピストン
US20180238264A1 (en) 2017-02-19 2018-08-23 GM Global Technology Operations LLC Diesel piston with stepped bowl
JP6485489B2 (ja) * 2017-05-23 2019-03-20 マツダ株式会社 エンジンの制御装置及びエンジンの制御方法
US10731600B2 (en) 2017-11-07 2020-08-04 Deere & Company Piston with soot reducing piston bowl
DE102017127291A1 (de) * 2017-11-20 2019-05-23 Man Truck & Bus Ag Kolben, insbesondere für eine HPDI-Diesel-Gasbrennkraftmaschine
JP7047785B2 (ja) * 2019-01-18 2022-04-05 マツダ株式会社 圧縮着火エンジン
JP7310387B2 (ja) * 2019-07-10 2023-07-19 マツダ株式会社 エンジンの燃焼室構造
CN113123892B (zh) 2021-06-17 2021-08-20 潍柴动力股份有限公司 一种燃烧系统的控制方法、燃烧系统及发动机
DE102022117345A1 (de) 2022-07-12 2024-01-18 Man Truck & Bus Se Brennkraftmaschine, vorzugsweise zum Ausführen eines Diffusionsbrennverfahrens
CN116733595A (zh) * 2023-07-28 2023-09-12 潍柴动力股份有限公司 一种燃烧系统及其控制方法、设备及存储介质
CN116988868B (zh) * 2023-09-26 2024-02-06 中国船舶集团有限公司第七一一研究所 燃烧结构、组织燃烧的方法、计算机可读介质、内燃机

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JP2001207853A (ja) * 2000-01-24 2001-08-03 Toyota Autom Loom Works Ltd 直噴式ディーゼルエンジン
DE50106994D1 (de) * 2000-10-22 2005-09-08 Westport Germany Gmbh Brennkraftmaschine mit einblasung von gasförmigem kraftstoff
JP2003286879A (ja) * 2002-03-27 2003-10-10 Mazda Motor Corp ディーゼルエンジンの燃焼制御装置
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RU47980U1 (ru) 2004-12-30 2005-09-10 Открытое акционерное общество "Заволжский моторный завод" Камера сгорания дизельного двигателя с непосредственным впрыском топлива
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JP4767775B2 (ja) * 2006-07-04 2011-09-07 本田技研工業株式会社 燃料直噴ディーゼルエンジン
KR101040344B1 (ko) * 2008-09-12 2011-06-10 서울대학교산학협력단 차량의 연소 시스템
US8671908B2 (en) * 2009-07-31 2014-03-18 Ford Global Technologies, Llc Glow plug placement in a diesel engine

Also Published As

Publication number Publication date
WO2009038044A1 (ja) 2009-03-26
DE112008002527T5 (de) 2010-08-12
CN101802360B (zh) 2012-06-06
US20100258077A1 (en) 2010-10-14
RU2010115762A (ru) 2011-10-27
CN101802360A (zh) 2010-08-11
JP5196637B2 (ja) 2013-05-15
US8327822B2 (en) 2012-12-11
JP2009074457A (ja) 2009-04-09

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Legal Events

Date Code Title Description
B08F Application fees: dismissal - article 86 of industrial property law
B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)