KR940007361A - 디젤내연기관의 연료분사방법 및 장치 - Google Patents

디젤내연기관의 연료분사방법 및 장치 Download PDF

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Publication number
KR940007361A
KR940007361A KR1019930017857A KR930017857A KR940007361A KR 940007361 A KR940007361 A KR 940007361A KR 1019930017857 A KR1019930017857 A KR 1019930017857A KR 930017857 A KR930017857 A KR 930017857A KR 940007361 A KR940007361 A KR 940007361A
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South Korea
Prior art keywords
fuel
injection
injection nozzle
opened
nozzle
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Application number
KR1019930017857A
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English (en)
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KR100322804B1 (ko
Inventor
슈쯔 마티아스
Original Assignee
하. 페. 슈라흐터·체하. 유스트
뉴 술저 디젤 악티엔게젤샤프트
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Application filed by 하. 페. 슈라흐터·체하. 유스트, 뉴 술저 디젤 악티엔게젤샤프트 filed Critical 하. 페. 슈라흐터·체하. 유스트
Publication of KR940007361A publication Critical patent/KR940007361A/ko
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Publication of KR100322804B1 publication Critical patent/KR100322804B1/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
    • 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
    • F02B23/0663—Details related to the fuel injector or the fuel spray having multiple injectors per combustion chamber
    • 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
    • F02M41/00—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/3094—Controlling fuel injection the fuel injection being effected by at least two different injectors, e.g. one in the intake manifold and one in the cylinder
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • 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
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

본 발명은 디젤내연기관의 연료분사방법 및 장치에 관한 것으로서, 본 발명에 의하면 각 분사노즐로부터 분출되는 연료분출물이 다른 각 분사노즐로부터 분출되는 연료분출물에 영향을 미치지 않도록, 연소실(43)에 배치된 최소한 2개의 분사노즐(1, 11)에 의해 점화행정에 필요한 연료의 총량이 분사된다. 이 분사는 먼저 실린더(44)에서 안내되는 작동피스톤(45)의 상사점(上死点)영역에서는 제1분사노즐(1)을 개방한 후에, 제1분사노즐이 개방된 상태에서 제2분사노즐을 나중에 개방하여 분사하도록 한다.

Description

디젤내연기관의 연료분사방법 및 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의한 방법을 행하는 분사노즐장치의 개략도.
제2도는 분사노즐장치를 연소실방향에서 본 도면,
제3도는 압력분포나 니들행정을 크랭크각 α의 함수로서 나타낸 도면.

Claims (7)

  1. 각 분사노즐부터 분출되는 연료분출물이 다른 각 분사노즐로부터 분출되는 연료분출물에 영향을 미치지 않도록, 연소실에 배치된 최소한 2개의 분사노즐에 의해 점화행정에 필요한 연료의 총량이 분사되는 디젤형 왕복내연기관의 실린더의 연소실에 연료를 분사하는 방법에 있어서, 점화행정에 필요한 연료의 총량은 먼저 실린더에 결합된 작동 피스톤의 상사점영역에서 제1분사노즐을 개방한 후에, 제1 분사노즐이 개방된 상태에서 제2분사노즐을 나중에 개방하여 분사하는 것을 특징으로 하는 연료분사방법.
  2. 제1항에 있어서, 제1 및 제2분사노즐의 개방시간 사이의 간격은 분사노즐의 앞에서의 연료압력을 제어함으로써 조절하는 것을 특징으로 하는 연료분사방법.
  3. 제1항 또는 제2항에 있어서, 제1 및 제2분사노즐은 그들의 분사상태가 함께 종료되는 것을 특징으로 하는 연료분사방법.
  4. 제1항 또는 제2항에 있어서, 제1 및 제2분사노즐의 개방시간사이의 간격은 최소한 4°의 크랭크각인 것을 특징으로 하는 연료분사방법.
  5. 각 분사노즐로부토 분출되는 연료분출물이 다른 각 분사노즐로부터 분출되는 연료분출물에 영향을 미치지 않도록, 연소실에 배치된 최소한 2개의 분사노즐에 의해 점화행정에 필요한 연료의 총량이 분사되는 디젤형 왕복내연기관의 실린더의 연소실에 연료를 분사하는 장치에 있어서, 상기 최소한 2개의 분사노즐은 1개의 점화행정 및 1개의 실린더에 필욧한 연료의 총량을 분사함에 있어서, 시차적으로 개방되는 것을 특징으로 하는 연료분사장치.
  6. 제5항에 있어서, 상기 분사노즐은 폐쇄스프링의 힘에 대항하여 연료의 압력에 의해 개방되는 밸브니들을 가지고, 상기 2개의 분사노즐은 강도가 상이한 폐쇄스프링으로 이루어지는 것을 특징으로 하는 연료분사장치.
  7. 제5항에 있어서, 상기 분사노즐은 폐쇄스프링의 힘에 대항하여 연료의 압력에 의해 개방되는 밸브니들을 가지고, 각 폐쇄스프링의 규격이 동일할 때 이들 폐쇄스프링에 상이한 초기응역을 부여하는 것을 특징으로 하는 연료분사장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930017857A 1992-09-11 1993-09-07 디젤내연기관의연료분사방법및장치 KR100322804B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP92810700.2 1992-09-11
EP92810700A EP0586775B1 (de) 1992-09-11 1992-09-11 Verfahren zum Brennstoffeinspritzen bei Dieselbrennkraftmaschinen

Publications (2)

Publication Number Publication Date
KR940007361A true KR940007361A (ko) 1994-04-27
KR100322804B1 KR100322804B1 (ko) 2002-06-20

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ID=8211987

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930017857A KR100322804B1 (ko) 1992-09-11 1993-09-07 디젤내연기관의연료분사방법및장치

Country Status (6)

Country Link
EP (1) EP0586775B1 (ko)
JP (1) JPH07133750A (ko)
KR (1) KR100322804B1 (ko)
CN (1) CN1050878C (ko)
DE (1) DE59206823D1 (ko)
DK (1) DK0586775T3 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210078986A (ko) * 2019-12-19 2021-06-29 주식회사 포스코 산성가스 함유 배가스로부터 산성가스를 제거하는 배가스 정제장치 및 방법
KR20210151429A (ko) * 2020-06-05 2021-12-14 주식회사 포스코 코크스 오븐 가스 처리 장치 및 처리 방법

Families Citing this family (8)

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Publication number Priority date Publication date Assignee Title
DK0713003T3 (da) * 1994-11-17 2000-07-10 Wortsilo Nsd Schweiz Ag Fremgangsmåde og indretning til indsprøjtning af brændstof i en cylinder i en dieselforbrændingsmotor
DK0775821T3 (da) 1995-11-24 2000-08-07 Waertsilae Nsd Schweiz Ag Fremgangsmåde og indretning til indsprøjtning af brændstof ved en stempelforbrændingsmotor
DE19651175C2 (de) * 1996-12-10 1999-12-30 Otto C Pulch Gegenkolben-Zweitakt-Verbrennungsmotor mit Direkteinspritzung des Kraftstoffes in den Zylinder und regelbarer Rotation und Turbulenz der Ladeluft
SE9903525D0 (sv) 1999-09-29 1999-09-29 Volvo Ab Förfarande vid en förbränningsmotor
DK177917B1 (da) * 2001-05-23 2015-01-05 Man Diesel & Turbo Deutschland Cylinder i en totakts længdeskyllet krydshovedmotor og fremgangsmåde til mindskning af NOx-dannelse
JP6019941B2 (ja) * 2012-08-31 2016-11-02 株式会社Ihi ユニフロー掃気式２サイクルエンジン
JP2014148947A (ja) * 2013-02-01 2014-08-21 Mazda Motor Corp ディーゼルエンジン
EP4390101A1 (en) 2022-12-19 2024-06-26 Winterthur Gas & Diesel Ltd. Internal combustion engine

Family Cites Families (4)

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Publication number Priority date Publication date Assignee Title
DE1042964B (de) * 1954-06-11 1958-11-06 Kloeckner Humboldt Deutz Ag Brennstoffeinspritzduese fuer Brennkraftmaschinen
GB1578131A (en) * 1976-05-14 1980-11-05 Lucas Industries Ltd Fuel supply systems for engines
JPS58186165U (ja) * 1982-06-04 1983-12-10 日産自動車株式会社 分配型燃料噴射ポンプ
JPH0637851B2 (ja) * 1984-01-10 1994-05-18 三菱重工業株式会社 デイーゼル機関の燃焼装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210078986A (ko) * 2019-12-19 2021-06-29 주식회사 포스코 산성가스 함유 배가스로부터 산성가스를 제거하는 배가스 정제장치 및 방법
KR20210151429A (ko) * 2020-06-05 2021-12-14 주식회사 포스코 코크스 오븐 가스 처리 장치 및 처리 방법

Also Published As

Publication number Publication date
JPH07133750A (ja) 1995-05-23
CN1087702A (zh) 1994-06-08
DK0586775T3 (da) 1996-08-26
CN1050878C (zh) 2000-03-29
EP0586775B1 (de) 1996-07-24
DE59206823D1 (de) 1996-08-29
KR100322804B1 (ko) 2002-06-20
EP0586775A1 (de) 1994-03-16

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