KR840002496A - 공기압축 직접분사 내연기관 - Google Patents

공기압축 직접분사 내연기관 Download PDF

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Publication number
KR840002496A
KR840002496A KR1019820005339A KR820005339A KR840002496A KR 840002496 A KR840002496 A KR 840002496A KR 1019820005339 A KR1019820005339 A KR 1019820005339A KR 820005339 A KR820005339 A KR 820005339A KR 840002496 A KR840002496 A KR 840002496A
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KR
South Korea
Prior art keywords
internal combustion
injection internal
combustion engine
direct injection
air compression
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KR1019820005339A
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English (en)
Inventor
니츠(외 2) 알프레트
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프리드리히 포스터, 볼프강 스토디히
엠. 이. 엔. 마쉬넨파브릭 아우그스부르크-뉘른베르크 악티엔 게젤샤프트
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Application filed by 프리드리히 포스터, 볼프강 스토디히, 엠. 이. 엔. 마쉬넨파브릭 아우그스부르크-뉘른베르크 악티엔 게젤샤프트 filed Critical 프리드리히 포스터, 볼프강 스토디히
Publication of KR840002496A publication Critical patent/KR840002496A/ko

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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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors
    • 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
    • F02B23/0666—Details related to the fuel injector or the fuel spray having a single fuel spray jet 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
    • F02B23/0675—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 the combustion space being substantially spherical, hemispherical, ellipsoid or parabolic
    • 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
    • F02B75/00—Other engines
    • F02B75/12—Other methods of operation
    • F02B2075/125—Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-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
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/40—Squish effect
    • 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
    • F02B23/066—Details related to the fuel injector or the fuel spray the injector being located substantially off-set from the cylinder centre 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
    • 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)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Abstract

내용 없음.

Description

공기압축 직접분사 내연기관
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 슬리이브를 갖고 실린더헤드 내에 배치된 분사노즐의 하부부분과 연소실을 갖고 실린더내의 상사점에 위치된 피스톤의 상부 부분을 보여주는 종단면도.
제2도는 제1도에 따라서 분사노즐과 슬리이브를 보여주기 위해 II-II선을 따라 취한 단면도.
제3도는 상사점을 지난후의 가스흐름과 연료분무를 갖는 연료제트를 보여주는 제1도에서와 같은 종단면도.

Claims (8)

  1. 연소를 위하여 연소실로 유입된 공기가 알려진 장치에 의해 연소실의 세로축 주위에서 회전운동을 하고, 연료가 연소실 개구부의 중심을 벗어난 가장자리 근처에서 실린더 헤드내에 배치되는 분사노즐에 의해 분사되어 회전 공기의 방향으로 분사되는 단하나의 제트에 의해 연소실 벽상에 연료막이 형성되도록, 피스톤 정상부에 형성된 회전입방체 형상의 연소실을 갖고 압축 점화나 불꽃점화를 사용하는 공기압축 직접분사 내연기관에 있어서, 피스톤(6)의 상사점 위치에서 분사노즐(2)의 배출 오리피스(2a)가 피스톤 정상부(6a)의 아래에 위치하여 연소실(7)속으로 관통해 있고, 분사노즐(2)의 목부가 그 끝이 개방되어 있고 배출 오리피스(2a)를 지나 돌출해 있는 길이 방향으로 홈이진 슬리이브(4)에 의해 틈새(16)를 두고 둘러싸여 있는 것을 특징으로 하는 공기 압축 직접분사 내연기관.
  2. 제1항에 따른 공기압축기 직접분사 내연기관에 있어서, 연소실(7)속으로 침투한 배출 오리피스(2a)의 수직방향으로 측정된 침투깊이(a)가 적어도 정격속도 및 전부하상태로 연료 분사 사이클이 끝났을 때의 피스톤 정상부(2a)와 상사점에 형성되는 실린더 헤드 틈새(5b)의 하부 위치 사이의 거리만큼 긴것을 특징으로 하는 공기압축 직접분사 내연기관.
  3. 제1항에 따른 공기압축 직접분사 내연기관에 있어서, 슬리이브(4)가 0.5mm 내지 2.0mm 정도 배출 오리피스(2a)를 지나 돌출해 있는 것을 특징으로 하는 공기압축 직접분사 내연기관.
  4. 제1항 내지 제3항중의 어느 한 항에 의한 공기압축 직접분사 내연기관에 있어서, 슬리이브(4) 내의 홈의 폭(S)이 냉각된 상태로 설치되었을 때 0.5mm 내지 2.0mm 정도 되는 것을 특징으로 하는 공기압축 직접분사 내연기관.
  5. 제1항 내지 제4항중의 어느 한 항에 따른 공기압축 직접분사 내연기관에 있어서, 자유로운(설치되지 않은) 상태에서의 홈이진 슬리이브(54)의 외경이 실린더헤드(5) 내에 있는 노즐 설치 구멍(11)의 직경(d)의 1.0 내지 1.3배 정도되는 것을 특징으로 하는 공기압축 직접분사 내연기관.
  6. 제1항에서 제5항 중의 어느 한 항에 따른 공기압축 직접분사 내연기관에 있어서, 슬리이브(4)가 노즐홀더(3)의 영역내에서 플랜지(4a)와 함께 형성된 것을 특징으로 하는 공기압축 직접분사 내연기관.
  7. 제1항에서 제6항중의 어느 한 항에 따른 공기압축 직접분사 내연기관에 있어서, 길이 방향의 홈이 실린더 헤드에 의하여 완전히 덮혀져 있는 슬리이브의 영역내에 배치되어 있는 것을 특징으로 하는 공기압축 직접분사 내연기관.
  8. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019820005339A 1981-11-27 1982-11-26 공기압축 직접분사 내연기관 KR840002496A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE93147015.7 1981-11-27
DE19813147015 DE3147015A1 (de) 1981-11-27 1981-11-27 Luftverdichtende, direkteinspritzende brennkraftmaschine

Publications (1)

Publication Number Publication Date
KR840002496A true KR840002496A (ko) 1984-07-21

Family

ID=6147318

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019820005339A KR840002496A (ko) 1981-11-27 1982-11-26 공기압축 직접분사 내연기관

Country Status (14)

Country Link
US (1) US4487178A (ko)
JP (1) JPS58131307A (ko)
KR (1) KR840002496A (ko)
CH (1) CH659106A5 (ko)
DD (1) DD212076A1 (ko)
DE (1) DE3147015A1 (ko)
FR (1) FR2517374B1 (ko)
GB (1) GB2113297B (ko)
HU (1) HU190045B (ko)
IT (1) IT1154565B (ko)
RO (1) RO85972B (ko)
SE (1) SE456262B (ko)
SU (1) SU1138051A3 (ko)
TR (1) TR21664A (ko)

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GB2138884B (en) * 1983-04-26 1987-02-18 Maschf Augsburg Nuernberg Ag I c engine fuel injection nozzle
JPS6056118A (ja) * 1983-09-05 1985-04-01 Toyota Central Res & Dev Lab Inc 圧縮着火式直接噴射内燃機関
JPS6275020A (ja) * 1985-09-28 1987-04-06 Mitsubishi Heavy Ind Ltd デイ−ゼル機関の燃焼装置
CH673683A5 (ko) * 1987-07-01 1990-03-30 Sulzer Ag
JP2519979Y2 (ja) * 1990-02-14 1996-12-11 トヨタ自動車株式会社 内燃機関用燃料噴射装置
GB2326440A (en) * 1997-06-18 1998-12-23 Ford Global Tech Inc Direct injection spark ignition engine
DE19838755B4 (de) * 1998-08-26 2006-11-09 Daimlerchrysler Ag Auf den Brennraum einer Brennkraftmaschine einspritzende Kraftstoffeinspritzdüse
DE19838748B4 (de) * 1998-08-26 2008-06-19 Daimler Ag Auf den Brennraum einer Brennkraftmaschine einspritzende Kraftstoffeinspritzdüse
DE10142299A1 (de) * 2001-08-29 2003-04-17 Bosch Gmbh Robert Brennstoffeinspritzsystem
JP5331633B2 (ja) * 2009-09-17 2013-10-30 日立オートモティブシステムズ株式会社 燃料噴射弁
US20110114059A1 (en) * 2009-11-17 2011-05-19 Gm Global Technology Operations, Inc. Methods of optimizing combustion in a combustion chamber
DE102012216141A1 (de) * 2012-09-12 2014-05-15 Ford Global Technologies, Llc Direkteinspritzende Brennkraftmaschine mit nach außen öffnender Einspritzdüse und Verfahren zum Betreiben einer derartigen Brennkraftmaschine
DE102015223605A1 (de) * 2015-11-27 2017-06-01 Robert Bosch Gmbh Injektoranordnung mit Thermoschutzhülse
DE102015225055A1 (de) * 2015-12-14 2017-06-14 Robert Bosch Gmbh Kraftstoffinjektor
US11644000B2 (en) 2021-08-25 2023-05-09 Caterpillar Inc. Fuel injector clamp assembly for offset clamping bolt and cylinder head assembly with same
US11898516B2 (en) 2021-08-25 2024-02-13 Caterpillar Inc. Cylinder head having bore locations arranged for tight packaging of gas exchange and fuel system components
US11608804B1 (en) 2021-08-25 2023-03-21 Caterpillar Inc. Fuel injector having side-fitted fuel connector for tight packaging in top-feed fuel system
US11603817B1 (en) 2021-08-25 2023-03-14 Caterpillar Inc. Slim-profile fuel injector for tight packaging in top feed fuel system

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CA578599A (en) * 1959-06-30 Meurer Siegfried Methods of operation of internal combustion engines
US2151218A (en) * 1936-12-24 1939-03-21 Lutz Johann Werner Diesel engine
DE873011C (de) * 1951-04-24 1953-04-09 Saurer Ag Adolph Einspritzduese fuer Dieselmotoren
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GB2094884A (en) * 1981-03-12 1982-09-22 Lucas Industries Ltd Fuel injection for I.C. engine combustion chambers

Also Published As

Publication number Publication date
HU190045B (en) 1986-08-28
IT8224189A0 (it) 1982-11-11
IT1154565B (it) 1987-01-21
TR21664A (tr) 1985-01-21
JPS58131307A (ja) 1983-08-05
SE8206256L (sv) 1983-05-28
FR2517374A1 (fr) 1983-06-03
DD212076A1 (de) 1984-08-01
FR2517374B1 (fr) 1985-08-16
GB2113297B (en) 1984-10-31
RO85972A (ro) 1985-03-15
RO85972B (ro) 1985-03-30
DE3147015A1 (de) 1983-06-01
SE456262B (sv) 1988-09-19
US4487178A (en) 1984-12-11
JPH0131006B2 (ko) 1989-06-22
SU1138051A3 (ru) 1985-01-30
DE3147015C2 (ko) 1988-02-11
SE8206256D0 (sv) 1982-11-03
CH659106A5 (de) 1986-12-31
GB2113297A (en) 1983-08-03

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