KR890002524A - 디이젤엔진의 배기미립자 정화장치 - Google Patents

디이젤엔진의 배기미립자 정화장치 Download PDF

Info

Publication number
KR890002524A
KR890002524A KR1019880008218A KR880008218A KR890002524A KR 890002524 A KR890002524 A KR 890002524A KR 1019880008218 A KR1019880008218 A KR 1019880008218A KR 880008218 A KR880008218 A KR 880008218A KR 890002524 A KR890002524 A KR 890002524A
Authority
KR
South Korea
Prior art keywords
temperature
electric heater
exhaust gas
predetermined
trap
Prior art date
Application number
KR1019880008218A
Other languages
English (en)
Inventor
요오이찌로 고오노
야스아끼 구마가이
노부야끼 다께다
히로시 오기다
Original Assignee
나까무라 켄조
미쯔비시지도오샤고오교오 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.)
Filing date
Publication date
Priority claimed from JP10093487U external-priority patent/JPS646312U/ja
Priority claimed from JP10093587U external-priority patent/JPH068256Y2/ja
Application filed by 나까무라 켄조, 미쯔비시지도오샤고오교오 가부시기가이샤 filed Critical 나까무라 켄조
Publication of KR890002524A publication Critical patent/KR890002524A/ko
Priority to KR9218893U priority Critical patent/KR930003172Y1/ko

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • F01N3/027—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using electric or magnetic heating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/031—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters having means for by-passing filters, e.g. when clogged or during cold engine start
    • F01N3/032—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters having means for by-passing filters, e.g. when clogged or during cold engine start during filter regeneration only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0422—Methods of control or diagnosing measuring the elapsed time
    • 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
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

내용 없음

Description

디이젤엔진의 배기미립자 정화장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 일실시예를 표시한 전체 개략 구성도.
제2도는 미립자를 포집하는 트랩(2)의 재생개시시의 제어를 표시한 플로우차아트.
제3도는 트랩(2)의 재생중에서부터 재생종료에 이르는 제어를 표시한 플로우챠아트.

Claims (6)

  1. 디이젤엔진의 배기통로에 전기히이터를 착설한 트랩과, 동 트랩을 바이패스하도록 상기 배기통로에 설치된 바이패스통로와, 동 바이패스통로에 착설되어 동 바이패스통로에 유입하는 배기가스량을 제어하는 제어밸브를 구비하고, 상기 전기히이터를 통과해서 승온된 배기가스에 의해 미립자를 착화 연소시키는 디이젤엔진의 배기미립자 정화장치에 있어서, 상기 트랩에 퇴적되는 미립자의 퇴적량을 검지하는 퇴적량 검지수단과, 상기 트랩의 상류쪽에 배설되어 동 트랩에 유입하는 배기가스의 온도를 계측하는 온도센서와, 상기 퇴적량 검지수단과 상기 온도센서로부터의 출력신호에 의거하여 상기 전기히이터에의 통전과 상기 제어밸브의 개폐작동을 제어하는 제어장치를 구비한 것을 특징으로 하는 디이젤엔지의 배기미립자 정화장치.
  2. 제1항에 있어서, 상기 트랩내에 상기 미립자를 포집하는 미립자 포집재가 배설되고, 상기 퇴적량 검지수단이 상기 미립자 포집재의 앞쪽과 뒤쪽에 각각 장착된 압력센서로 형성되고, 상기 전기히이터에의 전류공급을 전용으로 행하는 교류발전기를 상기 전기히이터와 상기 제어장치와의 사이에 개장하고, 또 상기 제어장치에 의해 상기 교류발전기의 피일드코일에 대한 전류공급을 제어하게하고, 상기 피일드코일에 전류가 공급되었을 때, 상기 교류발전기로 발전된 전류가 상기 전기히이터에 통전되도록 구성한 것을 특징으로 하는 디이젤엔지의 배기미립자 정화장치.
  3. 제2항에 있어서, 상기 제어장치가, 상기 양압력센서로부터의 출력신호를 근거로 상기 미립자 포집재의 재생시기를 판단하는 재생시기 판단수단과 상기 온도센서로부터의 출력신호를 근거를 배기가스온도가 소정온도 이상으로 되었는지 여부를 판단하는 제1온도 판단수단을 가지고, 상기 재생시기판단수단이 재생시기를 판단하고, 상기 제1온도 판단수단이 상기 소정온도이상을 판단하였을 때, 상기 발전 전류가 상기 전기히이터에 통전되는 동시에 상기 제어밸브를 개방 작동시키는 것을 특징으로 하는 디이젤엔진의 배기미립자 정화장치.
  4. 제3항에 있어서, 상기 제어장치가, 상기 전기히이터를 통전시키는 동시에 상기 제어밸브를 개방 작동 시킨후에 소정시간 경과하였는지 어떤지를 판단하는 제1소정시간 판단수단을 가지고, 동 제1소정시간 판단수단에 의해서 소정시간이 경과한 것을 판단된 후에, 상기 전기히이터에의 통전을 오프시키는 동시에 상기 제어밸브를 폐쇄하는 것을 특징으로 하는 디이젤엔진의 배기미립자 정화장치.
  5. 제2항 또는 제4항에 있어서, 상기 제어장치가, 상기 온도센서로부터의 출력신호를 근거로 배기가스 온도가 소정온도이하인지 여부를 판단하는 제2온도 판단수단고, 동제2온도 판단수단으로 판단되는 소정온도이하의 온도상태가 소정시간 계속하였는지 여부를 판단하는 제2소정시간 판단수단을 가지고, 상기 전기히이터가 통전상태로부터 비통전상태로 절환된 후에 상기 제2소정시간 판단수단에 의해서 소정시간이 경과할 때까지 상기 제어밸브가 개방상태로 유지되도록 구성한 것을 특징으로 하는 디이젤엔진의 배기미립자 정화장치.
  6. 제2항에 있어서, 상기 제어밸브가 상기 바이패스통로내의 1개소에 착설되고, 통상운전시에는 완전개방으로하고, 상기 전기히이터에의 통전과 동시에 미리 설정된 소정개방도로 개방작동되는 것을 특징으로 하는 디이젤엔진의 배기미립자 정화장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880008218A 1987-06-18 1988-07-02 디이젤엔진의 배기미립자 정화장치 KR890002524A (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR9218893U KR930003172Y1 (ko) 1987-06-18 1992-10-02 디이젤엔진의 배기미립자 정화장치

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP?62-100934 1987-07-02
JP10093487U JPS646312U (ko) 1987-07-02 1987-07-02
JP10093587U JPH068256Y2 (ja) 1987-07-02 1987-07-02 ディ−ゼルエンジンの排気微粒子浄化装置
JP?62-100935 1987-07-02

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR9218893U Division KR930003172Y1 (ko) 1987-06-18 1992-10-02 디이젤엔진의 배기미립자 정화장치

Publications (1)

Publication Number Publication Date
KR890002524A true KR890002524A (ko) 1989-04-10

Family

ID=26441872

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880008218A KR890002524A (ko) 1987-06-18 1988-07-02 디이젤엔진의 배기미립자 정화장치

Country Status (4)

Country Link
US (1) US4974414A (ko)
KR (1) KR890002524A (ko)
DE (1) DE3890556C2 (ko)
WO (1) WO1989000238A1 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100879326B1 (ko) * 2004-03-11 2009-01-19 도요타 지도샤（주） 내연기관용 배기정화장치 및 배기정화방법
US8079212B2 (en) 2004-03-11 2011-12-20 Toyota Jidosha Kabushiki Kaisha Exhaust purifying apparatus and exhaust purifying method for internal combustion engine

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0621551B2 (ja) * 1989-06-16 1994-03-23 いすゞ自動車株式会社 パティキュレートトラップの再生装置
JPH0441914A (ja) * 1990-06-01 1992-02-12 Nissan Motor Co Ltd 内燃機関の排気処理装置
US5315823A (en) * 1991-02-12 1994-05-31 Nippondenso Co., Ltd. Control apparatus for speedily warming up catalyst in internal combustion engine
JP2917632B2 (ja) * 1991-12-03 1999-07-12 日産自動車株式会社 エンジンの空燃比制御装置
US5250094A (en) 1992-03-16 1993-10-05 Donaldson Company, Inc. Ceramic filter construction and method
US5246205A (en) * 1992-04-06 1993-09-21 Donaldson Company, Inc. Valve assembly and use
US5224973A (en) * 1992-04-20 1993-07-06 Donaldson Company, Inc. Filter cartridge for trap apparatus
US5410875A (en) * 1992-08-21 1995-05-02 Nippondenso Co., Ltd. Exhaust-gas purification device for an internal combustion engine or the like
KR960004832B1 (ko) * 1992-08-24 1996-04-16 미쯔비시지도오샤고오교오 가부시기가이샤 배기가스정화장치
AT401280B (de) * 1992-11-12 1996-07-25 Kraler Franz Verlorene schalung mit einem ersten schalungsabschnitt
US5400590A (en) * 1993-09-16 1995-03-28 Donaldson Company, Inc. Filter cartridge arrangement
US5572866A (en) * 1994-04-29 1996-11-12 Environmental Thermal Oxidizers, Inc. Pollution abatement incinerator system
JPH09195751A (ja) * 1996-01-18 1997-07-29 Toyota Motor Corp 電気ヒータを備えた触媒の劣化検出装置
DE19945372A1 (de) * 1999-09-22 2001-03-29 Volkswagen Ag Verfahren zur Steuerung einer Regeneration eines Partikelfilters
DE10029978A1 (de) 2000-06-26 2002-01-10 Zeuna Staerker Kg Vorrichtung zur Nachbehandlung von Dieselabgasen
FR2814498B1 (fr) * 2000-09-27 2003-04-11 Renault Procede de gestion du fonctionnement d'un filtre a particules pour moteur a combustion
EP1304458B1 (en) * 2001-10-18 2005-08-10 Ford Global Technologies, LLC Method for regeneration of the exhaust filter of an internal combustion engine
US6865883B2 (en) * 2002-12-12 2005-03-15 Detroit Diesel Corporation System and method for regenerating exhaust system filtering and catalyst components
JP4140371B2 (ja) * 2002-12-16 2008-08-27 日産自動車株式会社 パティキュレートフィルタの再生装置及びエンジンの排気ガス浄化装置
JP2004197657A (ja) * 2002-12-18 2004-07-15 Nissan Motor Co Ltd パティキュレートフィルタの再生装置及びエンジンの排気ガス浄化装置
US7631491B2 (en) 2006-11-15 2009-12-15 Detroit Diesel Corporation Method and system for passive regeneration of compression ignition engine exhaust filters
WO2008127156A1 (en) * 2007-04-16 2008-10-23 Volvo Lastvagnar Ab Device for use in exhaust aftertreatment system
US9284870B2 (en) 2007-09-14 2016-03-15 GM Global Technology Operations LLC Electrically heated particulate matter filter soot control system
US8112990B2 (en) * 2007-09-14 2012-02-14 GM Global Technology Operations LLC Low exhaust temperature electrically heated particulate matter filter system
US8635865B2 (en) * 2007-09-18 2014-01-28 Thermo King Corporation Diesel particulate filter including a heat exchanger
US8156737B2 (en) 2007-09-18 2012-04-17 GM Global Technology Operations LLC Elevated exhaust temperature, zoned, electrically-heated particulate matter filter
DE102011002937A1 (de) * 2011-01-20 2012-07-26 Ford Global Technologies, Llc Partikelsensor, Abgassystem und Verfahren zum Bestimmen von Partikeln im Abgas
US20140020361A1 (en) * 2012-07-17 2014-01-23 GM Global Technology Operations LLC Exhaust gas recirculation cooler with a heated filter
DE102015211169A1 (de) * 2015-06-17 2016-12-22 Mtu Friedrichshafen Gmbh Verfahren zum Betreiben eines Abgasnachbehandlungssystems, Abgasnachbehandlungssystem und Brennkraftmaschine mit einem Abgasnachbehandlungssystem
US9739223B2 (en) 2015-11-18 2017-08-22 Ford Global Technologies, Llc System and method for bypassing a particulate filter

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5765813A (en) * 1980-10-09 1982-04-21 Nippon Soken Inc Purifier for removing particle from exhaust gas of internal combustion engine
JPS5832118U (ja) * 1981-08-28 1983-03-02 日野自動車株式会社 内燃機関の排気ガス浄化装置
US4558565A (en) * 1982-03-16 1985-12-17 Nippon Soken, Inc. Exhaust gas cleaning device for internal combustion engine
JPS58158310A (ja) * 1982-03-16 1983-09-20 Nippon Soken Inc 内燃機関の排気ガス微粒子浄化装置
JPS5928009A (ja) * 1982-08-06 1984-02-14 Toyota Motor Corp デイ−ゼルエンジンの排気微粒子浄化装置
US4562695A (en) * 1983-12-27 1986-01-07 Ford Motor Company Particulate trap system for engine exhaust using electrically powered regeneration
JPS6149014U (ko) * 1984-09-05 1986-04-02
JPH0355773Y2 (ko) * 1984-09-05 1991-12-12
JPH0422020Y2 (ko) * 1985-04-22 1992-05-20
JPS63106318A (ja) * 1986-10-24 1988-05-11 Isuzu Motors Ltd パテイキユレ−トトラツプの再生装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100879326B1 (ko) * 2004-03-11 2009-01-19 도요타 지도샤（주） 내연기관용 배기정화장치 및 배기정화방법
US8079212B2 (en) 2004-03-11 2011-12-20 Toyota Jidosha Kabushiki Kaisha Exhaust purifying apparatus and exhaust purifying method for internal combustion engine

Also Published As

Publication number Publication date
DE3890556C2 (ko) 1993-01-07
WO1989000238A1 (en) 1989-01-12
US4974414A (en) 1990-12-04

Similar Documents

Publication Publication Date Title
KR890002524A (ko) 디이젤엔진의 배기미립자 정화장치
US4558565A (en) Exhaust gas cleaning device for internal combustion engine
US4538412A (en) Exhaust gas cleaning device for diesel engines
JPS59158313A (ja) 内燃機関における排気微粒子捕集用トラツプの再生用バ−ナの制御装置
JPS5941620A (ja) ディ−ゼルエンジンの排気ガス浄化装置
JPS6319533Y2 (ko)
KR930003172Y1 (ko) 디이젤엔진의 배기미립자 정화장치
JP2816375B2 (ja) パティキュレートトラップ機構
JPH0137136Y2 (ko)
JPH0219534Y2 (ko)
JPS6319532Y2 (ko)
JPS5977025A (ja) デイ−ゼルエンジンの排気ガス浄化装置
JPH0415931Y2 (ko)
JPH0364610A (ja) 内燃機関の排気浄化装置
KR0168766B1 (ko) 디젤엔진 매연 포집장치
JPH04259620A (ja) 内燃機関の排気浄化装置
JPS59131718A (ja) 内燃機関排ガス浄化装置
JPS638805Y2 (ko)
JPH0424096Y2 (ko)
JPS59101518A (ja) デイ−ゼル微粒子除去装置
JPH01182517A (ja) ディーゼルエンジンの排気浄化装置
JP3456123B2 (ja) 内燃機関の排気ガス後処理装置
JPH0712657Y2 (ja) パーティキュレイトトラップフィルタの再生制御装置
JPS6325293Y2 (ko)
JPH0480205B2 (ko)

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E902 Notification of reason for refusal
E601 Decision to refuse application
WICV Withdrawal of application forming a basis of a converted application