KR880011461A - 2종 연료 엔진의 분사시스템 - Google Patents

2종 연료 엔진의 분사시스템 Download PDF

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Publication number
KR880011461A
KR880011461A KR1019880002438A KR880002438A KR880011461A KR 880011461 A KR880011461 A KR 880011461A KR 1019880002438 A KR1019880002438 A KR 1019880002438A KR 880002438 A KR880002438 A KR 880002438A KR 880011461 A KR880011461 A KR 880011461A
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KR
South Korea
Prior art keywords
valve
fuel
fuel injection
oil
injection
Prior art date
Application number
KR1019880002438A
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English (en)
Inventor
마라지 라테이시
에쯔오 구니모또
히로시 나까가와
다쯔오 다까이시
Original Assignee
아까즈 노부아끼
미쯔비시주우고오교오 가부시기가이샤
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.)
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Application filed by 아까즈 노부아끼, 미쯔비시주우고오교오 가부시기가이샤 filed Critical 아까즈 노부아끼
Publication of KR880011461A publication Critical patent/KR880011461A/ko

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Classifications

    • 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
    • F02M43/00—Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive
    • F02M43/04—Injectors peculiar thereto
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0639—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels
    • F02D19/0649—Liquid fuels having different boiling temperatures, volatilities, densities, viscosities, cetane or octane numbers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0602—Control of components of the fuel supply system
    • F02D19/0605—Control of components of the fuel supply system to adjust the fuel pressure or temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0602—Control of components of the fuel supply system
    • F02D19/0607—Control of components of the fuel supply system to adjust the fuel mass or volume flow
    • F02D19/061—Control of components of the fuel supply system to adjust the fuel mass or volume flow by controlling fuel injectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0663—Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02D19/0684—High pressure fuel injection systems; Details on pumps, rails or the arrangement of valves in the fuel supply and return systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0663—Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02D19/0686—Injectors
    • F02D19/0694—Injectors operating with a plurality of fuels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
    • F02D19/081—Adjusting the fuel composition or mixing ratio; Transitioning from one fuel to the other
    • 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
    • F02M43/00—Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive
    • 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
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)

Abstract

내용없음

Description

2종 연료 엔진의 분사시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1~5도는 본 발명에 관한 것으로,
제1도는 실시예의 단면도
제2~5도는 각각 동작용 설명도
제6도는 종래의 제1도 대응도

Claims (3)

  1. 저세탄가의 주연류와 고세탄가와 부연료로 운전되는 다이젤엔진에 있어서, 주연료분사펌프의 토출밸브와 병렬로 배설되고 이 토출밸브와 반대방향의 흐름만을 허용하는 역지조압밸브와, 급유펌프로 가압된 부연료를 제어장치를 재개해서 적절한 송유량과 소유타이밍을 가지고 연료분사밸브에 송유하는 제어밸브와 상기 부연료유로내에서 연료분사밸브의 유류부근에서 배설된 척밸브를 가지고 이루어진 것을 특징으로 하는 2종 연료 엔진의 분사시스템.
  2. 저세탄가의 주연류와 고세탄가와 부연료로 운전되는 다이젤엔진에 있어서, 주연료분사펌프의 토출밸브와 병렬로 배설되고 이 토출밸브와 반대방향의 흐름만을 허용하는 역지조압밸브와, 급유펌프로 가압된 부연료를 제어장치를 재개해서 적절한 송유량과 송유타이밍을 가지고 연료분사밸브에 송유하는 제어밸브와 상기 부연료 유로내에서 연료분사밸브의 유류부 근처에 배설된 척밸브를 가지고 이루어지고, 또, 상기 역지조압밸브, 첵밸브, 연료분사밸브의 밸브 개방압을 각각 PR, RP, PO로 하였을 때 PR＜ PO, PP＜ PO가 되도록 설정하고, 또한 부연료의 공급을 주연료 분사펌프에 의한 분사종료후부터 다음의 분사까지의 사이에 행하게 제어하도록 구성한 것을 특징으로 하는 2종 연료 엔진의 분사시스템.
  3. 제2항에 있어서, 상기 제어장치가 엔진의 크랭크 각 검출기로부터 신호를 근거로 제어 밸브의 개방시기를 결정하고, 크랭크 각의 기준신호를 트리리거로 하여 어떤 시간을 지연시켜서 상기 제어밸브를 작도시키며, 또 엔진회전수 검출기 및 주연료 분사펌프의 랙위치검출기로 부터의 신호에 의해서 엔진의 운전상황을 파악하여 이에 대응해서 제어밸브이 밸브 개방기간을 결정하여, 수송유량과 송유타임을 제어하는 것을 특징으로 하는 2종 연료 엔진의 분사시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880002438A 1987-03-15 1988-03-09 2종 연료 엔진의 분사시스템 KR880011461A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62059816A JP2538908B2 (ja) 1987-03-15 1987-03-15 ２種燃料エンジンの噴射システム
JP62-59816 1987-03-15

Publications (1)

Publication Number Publication Date
KR880011461A true KR880011461A (ko) 1988-10-28

Family

ID=13124129

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880002438A KR880011461A (ko) 1987-03-15 1988-03-09 2종 연료 엔진의 분사시스템

Country Status (6)

Country Link
US (1) US4864990A (ko)
EP (1) EP0282819B1 (ko)
JP (1) JP2538908B2 (ko)
KR (1) KR880011461A (ko)
DE (1) DE3872003T2 (ko)
DK (1) DK167707B1 (ko)

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JPH02252957A (ja) * 1989-03-27 1990-10-11 Hino Motors Ltd 燃料噴射装置
DE3931456A1 (de) * 1989-09-21 1991-04-04 Bosch Gmbh Robert Einspritzeinrichtung fuer dieselmotoren
JP2772114B2 (ja) * 1990-05-23 1998-07-02 三菱重工業株式会社 水噴射ディーゼルエンジン
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Also Published As

Publication number Publication date
DK118088A (da) 1988-09-16
EP0282819B1 (en) 1992-06-17
EP0282819A2 (en) 1988-09-21
DK118088D0 (da) 1988-03-04
US4864990A (en) 1989-09-12
DK167707B1 (da) 1993-12-06
JP2538908B2 (ja) 1996-10-02
EP0282819A3 (en) 1990-01-17
JPS63227951A (ja) 1988-09-22
DE3872003D1 (de) 1992-07-23
DE3872003T2 (de) 1992-12-03

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