DE69609803D1 - Vorrichtung zur Steuerung der Energieversorgung an einem elektrischen beheizbareren Katalysator, der an dem Abgaskanal eines Fahrzeuges angeordnet ist - Google Patents

Vorrichtung zur Steuerung der Energieversorgung an einem elektrischen beheizbareren Katalysator, der an dem Abgaskanal eines Fahrzeuges angeordnet ist

Info

Publication number
DE69609803D1
DE69609803D1 DE69609803T DE69609803T DE69609803D1 DE 69609803 D1 DE69609803 D1 DE 69609803D1 DE 69609803 T DE69609803 T DE 69609803T DE 69609803 T DE69609803 T DE 69609803T DE 69609803 D1 DE69609803 D1 DE 69609803D1
Authority
DE
Germany
Prior art keywords
vehicle
controlling
exhaust gas
energy supply
catalytic converter
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69609803T
Other languages
English (en)
Other versions
DE69609803T2 (de
Inventor
Hibino Masahiko
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of DE69609803D1 publication Critical patent/DE69609803D1/de
Application granted granted Critical
Publication of DE69609803T2 publication Critical patent/DE69609803T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • 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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
    • 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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring oxygen or air concentration downstream of the exhaust apparatus
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • 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
    • F01N3/18—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 characterised by methods of operation; Control
    • F01N3/20—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 characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F01N2550/22—Monitoring or diagnosing the deterioration of exhaust systems of electric heaters for exhaust systems or their power supply
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE69609803T 1995-12-08 1996-12-06 Vorrichtung zur Steuerung der Energieversorgung an einem elektrischen beheizbareren Katalysator, der an dem Abgaskanal eines Fahrzeuges angeordnet ist Expired - Fee Related DE69609803T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7320655A JPH09158717A (ja) 1995-12-08 1995-12-08 電気加熱式触媒の電力供給制御装置

Publications (2)

Publication Number Publication Date
DE69609803D1 true DE69609803D1 (de) 2000-09-21
DE69609803T2 DE69609803T2 (de) 2001-02-22

Family

ID=18123843

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69609803T Expired - Fee Related DE69609803T2 (de) 1995-12-08 1996-12-06 Vorrichtung zur Steuerung der Energieversorgung an einem elektrischen beheizbareren Katalysator, der an dem Abgaskanal eines Fahrzeuges angeordnet ist

Country Status (5)

Country Link
US (1) US5746053A (de)
EP (1) EP0778400B1 (de)
JP (1) JPH09158717A (de)
DE (1) DE69609803T2 (de)
ES (1) ES2148663T3 (de)

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Publication number Priority date Publication date Assignee Title
US6355912B2 (en) * 2000-01-13 2002-03-12 Sunbeam Products, Inc. Safety circuit for heating devices using PTC wire
JP3840097B2 (ja) * 2001-11-13 2006-11-01 トヨタ自動車株式会社 車輌用電源回路装置
JP3824959B2 (ja) * 2002-03-29 2006-09-20 本田技研工業株式会社 排ガスセンサの温度制御装置
JP4570909B2 (ja) * 2004-06-04 2010-10-27 富士重工業株式会社 電気加熱触媒の故障診断装置
DE102009046769A1 (de) * 2009-11-17 2011-05-19 Robert Bosch Gmbh Abgasnachbehandlungseinrichtung
US9038373B2 (en) 2010-05-03 2015-05-26 Cummins Inc. Ammonia sensor control of an SCR aftertreatment system
US8640448B2 (en) 2010-05-03 2014-02-04 Cummins Inc. Transient compensation control of an SCR aftertreatment system
US9476338B2 (en) 2010-05-03 2016-10-25 Cummins Inc. Ammonia sensor control, with NOx feedback, of an SCR aftertreatment system
DE112011104896B4 (de) 2011-02-16 2015-10-22 Toyota Jidosha Kabushiki Kaisha Abgasreinigungssystem für ein Hybridfahrzeug und ein Steuerverfahren dafür
JP2012225163A (ja) * 2011-04-15 2012-11-15 Toyota Motor Corp Ｅｈｃ制御方法及び同方法を使用する排気ガス浄化システム
WO2012151442A1 (en) 2011-05-03 2012-11-08 Cummins Inc. Control techniques for an scr aftertreatment system
DE102011106855B4 (de) * 2011-06-01 2020-07-09 Volkswagen Aktiengesellschaft Verfahren und Vorrichtung zum Schutz einer Traktionsbatterie
FR2994549B1 (fr) * 2012-08-14 2015-12-04 Continental Automotive France Procede de diagnostic d'un defaut de fonctionnement d'un relais d'alimentation d'un calculateur de vehicule automobile
US10001042B2 (en) 2014-03-03 2018-06-19 Cummins Inc. Systems, methods, and apparatus for reductant dosing in an SCR aftertreatment system
JP2015196453A (ja) * 2014-04-01 2015-11-09 トヨタ自動車株式会社 車両
KR101922553B1 (ko) * 2015-11-17 2018-11-27 주식회사 엘지화학 바이메탈을 이용한 릴레이 독립 제어 시스템 및 방법
WO2017151966A1 (en) 2016-03-02 2017-09-08 Watlow Electric Manufacturing Company System and method for axial zoning of heating power
KR20170116472A (ko) 2016-04-11 2017-10-19 주식회사 엘지화학 검전기 및 시그널 퓨즈를 이용한 모스펫 릴레이 보호 장치 및 보호 방법
JP6420803B2 (ja) 2016-09-23 2018-11-07 本田技研工業株式会社 排気ガス浄化触媒加熱装置
US10833499B2 (en) * 2017-10-25 2020-11-10 Texas Instruments Incorporated Pyro-fuse circuit
DE102019204992A1 (de) * 2019-04-08 2020-10-08 Vitesco Technologies GmbH Verfahren und Vorrichtung zum Überprüfen und Sicherstellen einer Funktionsfähigkeit eines Abgasnachbehandlungssystems einer Brennkraftmaschine
WO2020254366A1 (en) 2019-06-19 2020-12-24 Vitesco Technologies GmbH Exhaust gas aftertreatment system and method for controlling an exhaust gas aftertreatment system of an internal combustion engine
US11365662B2 (en) 2020-03-25 2022-06-21 Cummins Inc. Systems and methods for coordinated exhaust temperature control with electric heater and engine
US11920533B2 (en) 2020-05-27 2024-03-05 Cummins Inc. Systems and methods for coordination of skip-fire and aftertreatment heater operation to maintain exhaust gas temperature
US11339698B2 (en) * 2020-05-27 2022-05-24 Cummins Inc. Multiple heater exhaust aftertreatment system architecture and methods of control thereof
US11428133B2 (en) 2020-05-27 2022-08-30 Cummins Inc. Systems and methods for managing catalyst temperature based on location
KR20230098962A (ko) * 2021-12-27 2023-07-04 현대자동차주식회사 Ehc 라인 누설 진단 방법 및 차량 배기 시스템

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833894A (en) * 1988-05-02 1989-05-30 Whirlpool Corporation Ice maker with overtemperature protection
EP0628134B1 (de) * 1992-02-24 1995-09-13 Emitec Gesellschaft für Emissionstechnologie mbH Verfahren und vorrichtung zum betrieb eines elektrisch beheizbaren katalytischen konverters
JP3268828B2 (ja) * 1992-07-06 2002-03-25 マツダ株式会社 エンジンの排気浄化装置
JP2836395B2 (ja) * 1992-08-05 1998-12-14 三菱電機株式会社 エンジンの排気ガス浄化装置
DE4226468A1 (de) * 1992-08-10 1994-02-17 Haschkamp Ernestine Schaltungsanordnung für elektrische Heizgeräte
JPH06101458A (ja) * 1992-09-22 1994-04-12 Nissan Motor Co Ltd 排気浄化装置
US5447696A (en) * 1993-06-29 1995-09-05 Toyota Jidosha Kabushiki Kaisha Electrically heated catalytic converter system for an engine
JP2857657B2 (ja) * 1993-09-06 1999-02-17 本田技研工業株式会社 内燃エンジンの排気ガス浄化装置
DE4336091B4 (de) * 1993-10-22 2005-03-17 Robert Bosch Gmbh Vorrichtung zur Überwachung eines elektrischen Heizelementes in einem Katalysator eines Kraftfahrzeugs und Verfahren, bei dem die Vorrichtung eingesetzt wird
JP3463334B2 (ja) * 1994-01-18 2003-11-05 株式会社デンソー 車載負荷制御装置
JP3524956B2 (ja) * 1994-05-30 2004-05-10 トヨタ自動車株式会社 電気加熱式触媒装置
JP3553146B2 (ja) * 1994-08-22 2004-08-11 本田技研工業株式会社 電気加熱式触媒制御装置

Also Published As

Publication number Publication date
EP0778400B1 (de) 2000-08-16
JPH09158717A (ja) 1997-06-17
DE69609803T2 (de) 2001-02-22
US5746053A (en) 1998-05-05
EP0778400A1 (de) 1997-06-11
ES2148663T3 (es) 2000-10-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee