KR920020060A - 내연기관의 연소실 구조 - Google Patents

내연기관의 연소실 구조 Download PDF

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Publication number
KR920020060A
KR920020060A KR1019910006524A KR910006524A KR920020060A KR 920020060 A KR920020060 A KR 920020060A KR 1019910006524 A KR1019910006524 A KR 1019910006524A KR 910006524 A KR910006524 A KR 910006524A KR 920020060 A KR920020060 A KR 920020060A
Authority
KR
South Korea
Prior art keywords
combustion chamber
chamber structure
combustion engine
internal combustion
projection wall
Prior art date
Application number
KR1019910006524A
Other languages
English (en)
Other versions
KR950003739B1 (ko
Inventor
시게아끼 호리우찌
Original Assignee
도비야마 가즈오
이스즈지도샤 가부시끼가이샤
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 도비야마 가즈오, 이스즈지도샤 가부시끼가이샤 filed Critical 도비야마 가즈오
Publication of KR920020060A publication Critical patent/KR920020060A/ko
Application granted granted Critical
Publication of KR950003739B1 publication Critical patent/KR950003739B1/ko

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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
    • F02F3/00—Pistons 
    • 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
    • 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
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J1/00—Pistons; Trunk pistons; Plungers
    • F16J1/10—Connection to driving members
    • F16J1/14—Connection to driving members with connecting-rods, i.e. pivotal connections
    • 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
    • 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
    • F02B23/0603—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 at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal piston head
    • 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
    • F02B23/0627—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 having additional bores or grooves machined into the piston for guiding air or charge flow to the piston bowl
    • 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)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)

Abstract

내용 없음

Description

내연기관의 연소실 구조
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명이 적용되는 연소실에 유리한 피스톤과 연접봉과의 연결구조를 나타내는 정면 단면도.
제2도는 동 연소시의 정면 단면도.
제3도는 동 평면도.

Claims (1)

  1. 내연기관의 연소실 구조에 있어서, 피스톤의 관면으로부터 오목해진 연소실의 바닥면 중심에 윗쪽으로 돌출하는 대략 원뿔형상의 돌출벽을 갖추고, 돌출벽의 상단에서 아래쪽으로 연장되는 분사연료 입구를 연소실의 바닥면 보다도 아래측에 각각 설치된 부실로 연이어 통하게 하고, 부실로부터 연소실의 바닥면 둘레 가장자리측으로 개방되는 복수의 연소가스 분출구를 구비한 것을 특징으로 하는 내연기관의 연소실 구조.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910006524A 1990-04-23 1991-04-23 내연기관의 연소실 구조 KR950003739B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2107052A JPH045428A (ja) 1990-04-23 1990-04-23 内燃機関の燃焼室構造
JP2-107052 1990-04-23

Publications (2)

Publication Number Publication Date
KR920020060A true KR920020060A (ko) 1992-11-20
KR950003739B1 KR950003739B1 (ko) 1995-04-18

Family

ID=14449291

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910006524A KR950003739B1 (ko) 1990-04-23 1991-04-23 내연기관의 연소실 구조

Country Status (5)

Country Link
US (1) US5121722A (ko)
EP (1) EP0454031B1 (ko)
JP (1) JPH045428A (ko)
KR (1) KR950003739B1 (ko)
DE (1) DE69101170T2 (ko)

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JP2591872B2 (ja) * 1991-08-26 1997-03-19 日本碍子株式会社 窒化珪素鋳ぐるみピストン
US5425337A (en) * 1992-11-19 1995-06-20 Izusu Ceramics Research Institute Co., Ltd. Pre-chamber type engine
GB9304528D0 (en) * 1993-03-05 1993-04-21 T & N Technology Ltd Piston with cavity
US5645028A (en) * 1995-11-21 1997-07-08 Isuzu Motors Limited Piston structure with a combustion chamber
GB9605838D0 (en) * 1996-03-20 1996-05-22 Perkins Ltd A method for producing a piston for an internal combustion engine and a piston produced by the method
US5868112A (en) * 1996-12-19 1999-02-09 Cummins Engine Company, Inc. Deep angle injection nozzle and piston having complementary combustion bowl
US7280281B2 (en) 2002-03-05 2007-10-09 Berg & Berg Enterprises, Inc. Method and apparatus for increasing microdisplay black state in light management systems and flexibility to utilize polarized or unpolarized input light
US6982829B1 (en) 2002-08-23 2006-01-03 Lightmaster Systems, Inc Prism assembly with cholesteric reflectors
US6909556B2 (en) 2002-01-14 2005-06-21 Lightmaster Systems, Inc. Design of prism assemblies and kernel configurations for use in projection systems
US6873480B2 (en) 2001-11-08 2005-03-29 Lightmaster Systems, Inc. Method and apparatus for packaging optical elements
US6796663B2 (en) 2002-02-11 2004-09-28 Lightmaster Systems, Inc. Method and apparatus for mounting liquid crystal on silicon (LCoS) and other sensitive devices
JP2003343324A (ja) * 2002-05-29 2003-12-03 Toyota Motor Corp ディーゼルエンジン制御方法及び装置
US7210448B2 (en) * 2002-06-11 2007-05-01 Cummins, Inc. Internal combustion engine producing low emissions
US6732703B2 (en) * 2002-06-11 2004-05-11 Cummins Inc. Internal combustion engine producing low emissions
US8276563B2 (en) * 2002-06-28 2012-10-02 Cummins, Inc. Internal combustion engine piston
US7367305B2 (en) * 2003-11-07 2008-05-06 Honda Motor Co., Ltd. Internal combustion engine and connecting rod therefor
DE10356200B4 (de) * 2003-12-02 2006-08-03 Man B & W Diesel Ag Triebwerk einer Brennkraftmaschine mit Kolben und Pleuelstange
US9279361B2 (en) 2010-04-20 2016-03-08 Southwest Research Institute Piston bowl with spray jet targets
US8459229B2 (en) 2010-04-20 2013-06-11 Southwest Research Institute Piston bowl with spray jet targets
US8555854B2 (en) * 2010-04-26 2013-10-15 Southwest Research Institute Piston bowl with deflecting features
US8677974B2 (en) 2010-05-04 2014-03-25 Southwest Research Institute Piston bowl with flat bottom
WO2012125961A1 (en) 2011-03-17 2012-09-20 Cummins Intellectual Property, Inc. Piston for internal combustion engine
JPWO2018096592A1 (ja) * 2016-11-22 2019-10-17 マツダ株式会社 ディーゼルエンジン
RU2727953C1 (ru) * 2019-12-09 2020-07-27 Андрей Сергеевич Космодамианский Камера сгорания двигателя внутреннего сгорания
CN114607522A (zh) * 2022-03-18 2022-06-10 潍柴动力股份有限公司 一种燃烧系统及发动机

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NL16188C (ko) *
DE676997C (de) * 1931-11-20 1939-06-16 Fahrzeug Und Motorenwerke G M Selbstzuendende, luftverdichtende Brennkraftmaschine
DE661891C (de) * 1934-02-02 1938-06-29 Ernst Stier Dipl Ing Einspritzbrennkraftmaschine mit Luftspeicher
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US2662510A (en) * 1950-12-18 1953-12-15 Louis O French Compression ignition internal-combustion engine
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US3923032A (en) * 1974-04-22 1975-12-02 Karl E Studenroth Chambered piston for an internal combustion engine
DE3720865A1 (de) * 1987-06-24 1989-01-05 Opel Adam Ag Luftverdichtende brennkraftmaschine, insbesondere dieselmotor
AT399912B (de) * 1989-02-15 1995-08-25 Avl Verbrennungskraft Messtech Luftverdichtende, ventilgesteuerte brennkraftmaschine

Also Published As

Publication number Publication date
KR950003739B1 (ko) 1995-04-18
DE69101170T2 (de) 1994-09-08
US5121722A (en) 1992-06-16
JPH045428A (ja) 1992-01-09
EP0454031A1 (en) 1991-10-30
DE69101170D1 (de) 1994-03-24
EP0454031B1 (en) 1994-02-16

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Payment date: 19980410

Year of fee payment: 4

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