KR890010409A - 내연기관용 배기가스 재순환 장치 - Google Patents

내연기관용 배기가스 재순환 장치 Download PDF

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Publication number
KR890010409A
KR890010409A KR1019880016043A KR880016043A KR890010409A KR 890010409 A KR890010409 A KR 890010409A KR 1019880016043 A KR1019880016043 A KR 1019880016043A KR 880016043 A KR880016043 A KR 880016043A KR 890010409 A KR890010409 A KR 890010409A
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KR
South Korea
Prior art keywords
exhaust gas
valve
gas recirculation
control
internal combustion
Prior art date
Application number
KR1019880016043A
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English (en)
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KR970003154B1 (ko
Inventor
크리에게르 클라우스
Original Assignee
클라우스포스, 빌프리트 뵈르
로베르트 보쉬 게엠베하
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Application filed by 클라우스포스, 빌프리트 뵈르, 로베르트 보쉬 게엠베하 filed Critical 클라우스포스, 빌프리트 뵈르
Publication of KR890010409A publication Critical patent/KR890010409A/ko
Application granted granted Critical
Publication of KR970003154B1 publication Critical patent/KR970003154B1/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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/06—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding lubricant vapours
    • 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
    • F02M41/08—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined
    • F02M41/10—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor
    • F02M41/12—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor the pistons rotating to act as the distributor
    • F02M41/123—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor the pistons rotating to act as the distributor characterised by means for varying fuel delivery or injection timing
    • F02M41/125—Variably-timed valves controlling fuel passages
    • F02M41/126—Variably-timed valves controlling fuel passages valves being mechanically or electrically adjustable sleeves slidably mounted on rotary piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D1/00—Controlling fuel-injection pumps, e.g. of high pressure injection type
    • F02D1/02—Controlling fuel-injection pumps, e.g. of high pressure injection type not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered
    • F02D1/08—Transmission of control impulse to pump control, e.g. with power drive or power assistance
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/59—Systems for actuating EGR valves using positive pressure actuators; Check valves therefor
    • F02M26/62—Systems for actuating EGR valves using positive pressure actuators; Check valves therefor in response to fuel pressure
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/55—Systems for actuating EGR valves using vacuum actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • High-Pressure Fuel Injection Pump Control (AREA)

Abstract

내용 없음

Description

내연기관용 배기가스 재순환 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
도면은 본 발명에 따른 내연기관용 배기가스 재순환 장치의 양호한 실시예의 도시도.

Claims (6)

  1. 내연기관의 배기가스 라인을 흡입라인에 연결하는 배기가스 재순환 라인에 배열되며 제어 매체에 의해 작동되는 배기가스 재순환 밸브를 구비하며, 또한 제어 매체용으로써 보조 전동기를 갖는 방향제어 밸브와, 유압식 제어압력이 최소의 하중 및 속도를 나타내는 특성선도의 영역에 적합한 연료분사 장치와, 유압식 제어압력이 보조 전동기의 조종된 가변성을 형성하도록 처리되며 방향제어 밸브의 보조 전동기를 제어하는 장치를 구비하는 내연기관용 배기가스 재순환 장치에 있어서, 방향제어 밸브(48)의 보조 전동기는 수압식으로 작동되고, 유압식 제어압력은 방향제어 밸브(48)를 작동시키도록 직접 사용되는 것을 특징으로 하는 내연기관용 배기가스 재순환 장치.
  2. 제1항에 있어서, 배기가스 재순환 밸브(51)는 작동되지 않을 때나 폐쇄되는 진공 제어된 밸브로써 설계되고, 진공 공급원(52)으로부터의공기는 제어 매체로써 작용하고, 방향제어 밸브(48)는 유압식 보조 전동기(47)를 갖는 공기식 밸브로써 설계되는 것을 특징으로 하는 내연기관용 배기가스 재순환 장치.
  3. 제1항 또는 제2항에 있어서, 유압식 제어압력은 분사장치의 공급개시의 속도 및 하중의존 조정을 위한 장치로부터 취할 수 있는 것을 특징으로 하는 내연기관용 배기가스 재순환 장치.
  4. 상기 항 중 어느 한 항에 있어서, 속도를 증가시키고 공급개시를 변경하는 수압과, 최소의 속도 및 하중을 나타내는 특성영역에서 속도 및 하중의 기능으로써 밸브 제어되는 것을 통해 제어된 유체부분의 흐름중단을 허용함에 의한 수압의 하중의존 변경과, 제어 유체의 방출 흐름의 배압 드로틀과, 내연기관의 배기측면을 흡이측면에 연결하는 배기가스 재순환 밸브를 위해 배압을 조정된 다양성으로 변환하는 제어장치를 갖는 연료분사 펌프를 구비하는 배기가스 재순환 장치에서, 압력유지 밸브(46)는 배압을 유지하는 동안에 제어 유체의 흐름을 중단시킴으로써 배압 드로틀(58)에 평행하게 되는 것을 특징으로 하는 내연기관용 배기가스 재순환 장치.
  5. 제4항에 있어서, 예비응력이 하중의 기능으로 변경될 수 있는 조정스프링(37)의 힘과 대향하는 원심중량(34)에 의해 이동할 수 있으며 제어유체가 제어구멍(43)을 통해 방출채널로 나타나도록 허용하는 조정 슬리브(35)는 하중 및 속도의 기능으로 제어된 밸브로써 사용되는 것을 특징으로 하는 내연기관용 배기가스 재순환 장치.
  6. 상기 항 중 어느 한 항에 있어서, 연료분사 장치는 분배기 펌프 및 공급개시를 변경하기 위한 목적으로 분사조정 장치를 경유하여 구동축(2)에 대한 회전에 대해 조정가능한 펌핑 및 분배 플런저(1)와 함께 작동하고, 관련 회전은 구동축(2)과 펌핑 및 분배 플런저(1) 사이에 배열된 캠 드라이브(3)에 맞물려 수압식으로 작동되는 분사조정 플런저(22)를 경유하여 이루어지며 흡입공간(8)의 분배기 분사 펌프의 하우징내의 연료압력에 의해 작동되며 그리고 속도의 기능으로 조절되는 것을 특징으로 하는 내연기관용 배기가스 재순환 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880016043A 1987-12-03 1988-12-02 내연기관용 배기가스 재순환 장치 KR970003154B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3740968A DE3740968C1 (de) 1987-12-03 1987-12-03 Abgasrueckfuehreinrichtung fuer Brennkraftmaschinen
DE3740968.9 1987-12-03

Publications (2)

Publication Number Publication Date
KR890010409A true KR890010409A (ko) 1989-08-08
KR970003154B1 KR970003154B1 (ko) 1997-03-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880016043A KR970003154B1 (ko) 1987-12-03 1988-12-02 내연기관용 배기가스 재순환 장치

Country Status (5)

Country Link
US (1) US4907560A (ko)
EP (1) EP0318714B1 (ko)
JP (1) JP2690335B2 (ko)
KR (1) KR970003154B1 (ko)
DE (2) DE3740968C1 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2583895Y2 (ja) * 1991-02-19 1998-10-27 三菱自動車工業株式会社 ディーゼルエンジン
JPH05133286A (ja) * 1991-11-12 1993-05-28 Nissan Motor Co Ltd デイーゼル機関の排気還流装置
US5865156A (en) * 1997-12-03 1999-02-02 Caterpillar Inc. Actuator which uses fluctuating pressure from an oil pump that powers a hydraulically actuated fuel injector
US6050248A (en) * 1997-12-03 2000-04-18 Caterpillar Inc. Exhaust gas recirculation valve powered by pressure from an oil pump that powers a hydraulically actuated fuel injector
US6148805A (en) * 1998-12-15 2000-11-21 Caterpillar Inc. Engine with hydraulic fuel injection and EGR valve using a single high pressure pump

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2658051A1 (de) * 1976-12-22 1978-07-06 Bosch Gmbh Robert Einrichtung zum regeln der zusammensetzung des betriebsgemisches einer brennkraftmaschine
DE2855027A1 (de) * 1976-12-22 1980-07-10 Bosch Gmbh Robert Einrichtung zur betaetigung eines auf eine abgasrueckfuehrsteuereinrichtung wirkenden stellorgans bei brennkraftmaschinen
DE2658052A1 (de) * 1976-12-22 1978-07-06 Bosch Gmbh Robert Einrichtung zur lastabhaengigen betaetigung eines stellorgans
GB1599648A (en) * 1977-12-01 1981-10-07 Lucas Industries Ltd Engine system including a diesel engine having exhaust gas recirculation
GB2031515B (en) * 1978-10-12 1982-12-08 Lucas Industries Ltd Compression ignition engine with exhaust gas recirculation
JPS5627058A (en) * 1979-08-13 1981-03-16 Toyota Motor Corp Exhaust gas recycling controller in internal combustion engine
DE2904906A1 (de) * 1979-02-09 1980-08-14 Bosch Gmbh Robert Einrichtung zum regeln der zusammensetzung des in die brennraeume einer brennkraftmaschine eingebrachten betriebsgemisches
JPS5656958A (en) * 1979-10-17 1981-05-19 Nippon Soken Inc Exhaust gas recycling method and device for diesel engine
DE2946557A1 (de) * 1979-11-17 1981-05-27 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur steuerung einer abgasrueckfuehrvorrichtung bei brennkraftmaschinen
JPS57137644A (en) * 1981-02-19 1982-08-25 Mazda Motor Corp Exhaust gas recirculation device for diesel engine
US4373496A (en) * 1981-04-01 1983-02-15 Robert Bosch Gmbh Apparatus for controlling an exhaust recirculation device in internal combustion engines
DE3135234A1 (de) * 1981-09-05 1983-03-17 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur lastabhaengigen betaetigung eines stellorgans einer brennkraftmaschine
DE3138606A1 (de) * 1981-09-29 1983-04-14 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzpumpe fuer brennkraftmaschinen
JPS5956338A (ja) * 1982-09-27 1984-03-31 沖電気工業株式会社 ヒユ−ズの切断方法
DE3612068A1 (de) * 1986-04-10 1987-10-15 Bosch Gmbh Robert Kraftstoffeinspritzpumpe fuer brennkraftmaschinen mit abgasrueckfuehrung

Also Published As

Publication number Publication date
DE3740968C1 (de) 1988-12-15
US4907560A (en) 1990-03-13
EP0318714A2 (de) 1989-06-07
EP0318714B1 (de) 1994-02-23
KR970003154B1 (ko) 1997-03-14
JP2690335B2 (ja) 1997-12-10
JPH025750A (ja) 1990-01-10
DE3887966D1 (de) 1994-03-31
EP0318714A3 (en) 1990-02-14

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