DE69011824D1 - Schutzeinrichtung mit Alarm für eine Katalysatorabgasanlage eines Verbrennungsmotors. - Google Patents

Schutzeinrichtung mit Alarm für eine Katalysatorabgasanlage eines Verbrennungsmotors.

Info

Publication number
DE69011824D1
DE69011824D1 DE69011824T DE69011824T DE69011824D1 DE 69011824 D1 DE69011824 D1 DE 69011824D1 DE 69011824 T DE69011824 T DE 69011824T DE 69011824 T DE69011824 T DE 69011824T DE 69011824 D1 DE69011824 D1 DE 69011824D1
Authority
DE
Germany
Prior art keywords
alarm
combustion engine
internal combustion
exhaust system
protective device
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
DE69011824T
Other languages
English (en)
Other versions
DE69011824T2 (de
Inventor
Gianni Graffagno
Enzo Dughera
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.)
Fiat Auto SpA
Original Assignee
Fiat Auto SpA
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 Fiat Auto SpA filed Critical Fiat Auto SpA
Application granted granted Critical
Publication of DE69011824D1 publication Critical patent/DE69011824D1/de
Publication of DE69011824T2 publication Critical patent/DE69011824T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/08—Safety, indicating, or supervising devices
    • 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
    • F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring or estimating temperature or pressure in, or 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • 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)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Silencers (AREA)
DE69011824T 1989-12-22 1990-11-30 Schutzeinrichtung mit Alarm für eine Katalysatorabgasanlage eines Verbrennungsmotors. Expired - Fee Related DE69011824T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT06817689A IT1237742B (it) 1989-12-22 1989-12-22 Dispositivo di allarme per la protezione di convertitori catalitici per i gas di scarico di motori endotermici e veicolo munito di tale dispositivo

Publications (2)

Publication Number Publication Date
DE69011824D1 true DE69011824D1 (de) 1994-09-29
DE69011824T2 DE69011824T2 (de) 1995-03-16

Family

ID=11308347

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69011824T Expired - Fee Related DE69011824T2 (de) 1989-12-22 1990-11-30 Schutzeinrichtung mit Alarm für eine Katalysatorabgasanlage eines Verbrennungsmotors.

Country Status (7)

Country Link
US (1) US5170147A (de)
EP (1) EP0433735B1 (de)
JP (1) JPH04112913A (de)
BR (2) BR9006465A (de)
DE (1) DE69011824T2 (de)
ES (1) ES2058736T3 (de)
IT (1) IT1237742B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4201136C2 (de) * 1992-01-17 1998-01-08 Emitec Emissionstechnologie Verfahren zur Überwachung einer katalytischen Abgasreinigungsanlage eines Verbrennungsmotors
DE4211092A1 (de) * 1992-04-03 1993-10-07 Bosch Gmbh Robert Verfahren und Vorrichtung zum Beurteilen der Funktionsfähigkeit eines Katalysators
FR2690203B1 (fr) * 1992-04-17 1995-11-03 Siemens Automotive Sa Procede et dispositif de determination de l'etat de fonctionnement d'un pot catalytique d'amorcage connecte a la sortie des gaz d'echappement d'un moteur a combustion interne.
EP0875410B1 (de) * 1997-04-28 2003-06-04 Scambia Industrial Developments Aktiengesellschaft Abgasanlage für ein Kraftfahrzeug sowie Kraftfahrzeug
US6237326B1 (en) * 1999-08-24 2001-05-29 Ford Global Technolgies, Inc. Engine control system and method with lean catalyst and particulate filter
JP4737482B2 (ja) * 2001-03-28 2011-08-03 本田技研工業株式会社 内燃機関の触媒劣化検出装置
DE102004006992B4 (de) * 2004-02-12 2013-05-29 Volkswagen Ag Diagnoseverfahren zum Bestimmen eines Zustandes eines Katalysatorsystems
JP4201028B2 (ja) * 2006-07-10 2008-12-24 トヨタ自動車株式会社 排気管構造
KR101305632B1 (ko) * 2011-09-21 2013-09-09 기아자동차주식회사 배기정화장치의 피독감지시스템 및 감지방법
US11933208B2 (en) * 2021-05-05 2024-03-19 Fabspeed.com, Inc. After-market replacement kit to temporarily bypass a vehicle's muffler silencer resonators to improve exhaust sound, performance, fuel economy and other characteristics

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1451881A1 (de) * 1963-09-07 1969-01-23 Daimler Benz Ag Vorrichtung zum katalytischen Nachverbrennen von Abgasen einer Brennkraftmaschine,insbesondere in Kraftfahrzeugen
DE2204286A1 (de) * 1972-01-29 1973-08-02 Bosch Gmbh Robert Einrichtung zur kontrolle der temperatur des auspuffsystems einer brennkraftmaschine
US3896616A (en) * 1972-04-21 1975-07-29 Engelhard Min & Chem Process and apparatus
GB1444587A (en) * 1972-07-19 1976-08-04 Nissan Motor Electronically controlled exhaust gas pruifying system
US4023359A (en) * 1972-07-19 1977-05-17 Nissan Motor Co., Ltd. Electronically controlled exhaust gas purifying system
DE2239549C3 (de) * 1972-08-11 1975-02-13 Adam Opel Ag, 6090 Ruesselsheim Übertemperatur-Anzeige- und -Schutzvorrichtung, insbesondere in katalytisch wirkenden Abgasentgiftungsanlagen von Brennkraftmaschinen
JPS5129260B2 (de) * 1972-09-14 1976-08-24
US3812401A (en) * 1973-04-04 1974-05-21 Ford Motor Co Overtemperature protection system for exhaust gas conversion device
DE2330258A1 (de) * 1973-06-14 1975-01-09 Bosch Gmbh Robert Einrichtung zur abgasentgiftung von brennkraftmaschinen
DE2733006C3 (de) * 1976-07-28 1981-10-08 Hitachi, Ltd., Tokyo Temperaturwächter
JPS5672235A (en) * 1979-11-15 1981-06-16 Nissan Motor Co Ltd Safety device for cylinder number controlled engine
IT1187855B (it) * 1986-01-14 1987-12-23 Fiat Auto Spa Dispositivo di protezione per il catalizzatore di una marmitta catalitica per autoveicoli

Also Published As

Publication number Publication date
US5170147A (en) 1992-12-08
EP0433735A1 (de) 1991-06-26
DE69011824T2 (de) 1995-03-16
BR9006465A (pt) 1991-10-01
IT8968176A0 (it) 1989-12-22
IT1237742B (it) 1993-06-15
JPH04112913A (ja) 1992-04-14
ES2058736T3 (es) 1994-11-01
BR9006464A (pt) 1991-10-01
EP0433735B1 (de) 1994-08-24

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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