DE102014114976B4 - on-Board Diagnose-System für ein katalysiertes Substrat - Google Patents

on-Board Diagnose-System für ein katalysiertes Substrat Download PDF

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Publication number
DE102014114976B4
DE102014114976B4 DE102014114976.9A DE102014114976A DE102014114976B4 DE 102014114976 B4 DE102014114976 B4 DE 102014114976B4 DE 102014114976 A DE102014114976 A DE 102014114976A DE 102014114976 B4 DE102014114976 B4 DE 102014114976B4
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catalyzed
substrate
sensor
region
catalyzed substrate
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DE102014114976.9A
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German (de)
English (en)
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DE102014114976A1 (de
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Paul Richard Philips
Hatcher Daniel c/o Johnson Matthey PLC
David Bergeal
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Johnson Matthey PLC
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Johnson Matthey PLC
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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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus
    • F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus 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
    • F01N13/008—Mounting or arrangement of exhaust sensors in or on 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
    • 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
    • F01N3/103—Oxidation catalysts for HC and CO 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
    • 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
    • F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
    • F01N3/106—Auxiliary oxidation catalysts
    • 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
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus 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
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features 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
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/02—Combinations of different methods of purification filtering and catalytic conversion
    • 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
    • F01N2510/00—Surface coverings
    • F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
    • F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
    • F01N2510/0682—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having a discontinuous, uneven or partially overlapping coating of catalytic material, e.g. higher amount of material upstream than downstream or vice versa
    • 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
    • F01N2550/02—Catalytic activity of catalytic converters
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/022—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting CO or CO2
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/023—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting HC
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/025—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting O2, e.g. lambda sensors
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature sensor
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/14—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics having more than one sensor of one kind
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/10—Carbon or carbon oxides
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/12—Hydrocarbons
    • 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
    • F01N2900/0416—Methods of control or diagnosing using the state of a sensor, e.g. of an exhaust gas sensor
    • 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
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
    • F01N2900/1602—Temperature of exhaust gas 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
    • 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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Analytical Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
DE102014114976.9A 2013-10-15 2014-10-15 on-Board Diagnose-System für ein katalysiertes Substrat Active DE102014114976B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361891072P 2013-10-15 2013-10-15
US61/891,072 2013-10-15

Publications (2)

Publication Number Publication Date
DE102014114976A1 DE102014114976A1 (de) 2015-04-16
DE102014114976B4 true DE102014114976B4 (de) 2016-12-15

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Country Status (10)

Country Link
US (1) US9528423B2 (https=)
EP (1) EP3058190B1 (https=)
JP (1) JP6446445B2 (https=)
KR (1) KR20160070127A (https=)
CN (1) CN105765188B (https=)
BR (1) BR112016008295B1 (https=)
DE (1) DE102014114976B4 (https=)
GB (1) GB2520174B (https=)
RU (1) RU2672013C2 (https=)
WO (1) WO2015056004A1 (https=)

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US9963394B2 (en) * 2015-02-02 2018-05-08 National Technology & Engineering Solutions Of Sandia, Llc Method for producing dense lithium lanthanum tantalate lithium-ion conducting ceramics
US9879587B2 (en) * 2015-10-23 2018-01-30 GM Global Technology Operations LLC Diagnosing oxidation catalyst device with hydrocarbon storage
DE102016219387B4 (de) 2016-10-06 2019-01-24 Audi Ag Verfahren und Vorrichtung zur Kalibrierung eines Abgassensors
CN113805406A (zh) 2017-01-12 2021-12-17 核心光电有限公司 紧凑型折叠式摄影机及其组装方法
EP3351760A1 (en) * 2017-01-18 2018-07-25 Winterthur Gas & Diesel Ltd. Propulsion system, method for reducing nox, ship comprising a propulsion system and control system for controlling the injection of a reducing agent
WO2018167581A1 (en) 2017-03-15 2018-09-20 Corephotonics Ltd. Camera with panoramic scanning range
CN113075837B (zh) 2017-11-23 2022-04-12 核心光电有限公司 摄影机及制法、移动电子设备及减小凸起占用空间的方法
WO2019155289A1 (en) 2018-02-12 2019-08-15 Corephotonics Ltd. Folded camera with optical image stabilization
US11268829B2 (en) 2018-04-23 2022-03-08 Corephotonics Ltd Optical-path folding-element with an extended two degree of freedom rotation range
CN114080565B (zh) 2020-05-30 2024-01-19 核心光电有限公司 用于获得超微距图像的系统和方法
DE102021106097B4 (de) 2021-03-12 2024-12-05 Volkswagen Aktiengesellschaft Abgasnachbehandlungssystem und Verfahren zur On-Board-Diagnose eines solchen Abgasnachbehandlungssystems
DE102021208258A1 (de) * 2021-07-29 2023-02-02 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren, Recheneinheit und Computerprogramm zur Bestimmung eines Konvertierungsvermögens eines Abgaskatalysators

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029472A (en) * 1976-04-05 1977-06-14 General Motors Corporation Thermoelectric exhaust gas sensor
DE4100241A1 (de) * 1990-01-11 1991-07-18 Volkswagen Ag Katalysatoranordnung, insbesondere fuer das abgassystem einer brennkraftmaschine
DE4228052A1 (de) * 1991-09-30 1993-04-01 Siemens Ag Abgas-sensor zur regelung des betriebs von brennkraftmaschinen
DE4228536A1 (de) * 1992-08-27 1994-03-03 Roth Technik Gmbh Verfahren zur Überwachung der Funktionsfähigkeit von Katalysatoren in Abgasanlagen
EP0849588A2 (en) * 1996-12-20 1998-06-24 Corning Incorporated Automotive hydrocarbon sensor
US6739176B2 (en) * 2000-03-21 2004-05-25 Dmc2 Degussa Metal Catalysts Cerdec Ag Process for checking the operability of an exhaust gas purification catalyst
US8127537B2 (en) * 2006-02-28 2012-03-06 Johnson Matthey Public Limited Company Exhaust system for a spark-ignited internal combustion engine
US8205437B2 (en) * 2007-08-31 2012-06-26 Johnson Matthey Public Limited Company On board diagnostic system
US8327632B2 (en) * 2006-02-28 2012-12-11 Johnson Matthey Public Limited Company Exhaust system comprising catalysed soot filter

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2643739C2 (de) * 1976-09-29 1986-03-13 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Überwachung der Aktivität von Katalysatoren für die Abgasreinigung
DE4027207A1 (de) 1990-08-28 1992-03-05 Emitec Emissionstechnologie Ueberwachung der katalytischen aktivitaet eines katalysators im abgassystem einer brennkraftmaschine
DE4308661A1 (de) * 1993-03-18 1994-09-22 Emitec Emissionstechnologie Verfahren und Vorrichtung zur Funktionsüberwachung eines katalytischen Konverters
JP3147632B2 (ja) * 1993-12-22 2001-03-19 日産自動車株式会社 触媒コンバータの触媒劣化検出装置
EP0849587A3 (en) * 1996-12-20 1999-03-17 Corning Incorporated Automotive hydrocarbon sensor system
US6009742A (en) * 1997-11-14 2000-01-04 Engelhard Corporation Multi-channel pellistor type emission sensor
DE102005044545A1 (de) * 2005-09-17 2007-03-22 Daimlerchrysler Ag Abgasreinigungsbauteil zur Reinigung eines Brennkraftmaschinenabgases
US7506504B2 (en) * 2005-12-21 2009-03-24 Basf Catalysts Llc DOC and particulate control system for diesel engines
JP4730277B2 (ja) * 2006-10-20 2011-07-20 株式会社デンソー 排気浄化用触媒の診断装置
US20080127638A1 (en) * 2006-12-01 2008-06-05 Marius Vaarkamp Emission Treatment Systems and Methods

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029472A (en) * 1976-04-05 1977-06-14 General Motors Corporation Thermoelectric exhaust gas sensor
DE4100241A1 (de) * 1990-01-11 1991-07-18 Volkswagen Ag Katalysatoranordnung, insbesondere fuer das abgassystem einer brennkraftmaschine
DE4228052A1 (de) * 1991-09-30 1993-04-01 Siemens Ag Abgas-sensor zur regelung des betriebs von brennkraftmaschinen
DE4228536A1 (de) * 1992-08-27 1994-03-03 Roth Technik Gmbh Verfahren zur Überwachung der Funktionsfähigkeit von Katalysatoren in Abgasanlagen
EP0849588A2 (en) * 1996-12-20 1998-06-24 Corning Incorporated Automotive hydrocarbon sensor
US6739176B2 (en) * 2000-03-21 2004-05-25 Dmc2 Degussa Metal Catalysts Cerdec Ag Process for checking the operability of an exhaust gas purification catalyst
US8127537B2 (en) * 2006-02-28 2012-03-06 Johnson Matthey Public Limited Company Exhaust system for a spark-ignited internal combustion engine
US8327632B2 (en) * 2006-02-28 2012-12-11 Johnson Matthey Public Limited Company Exhaust system comprising catalysed soot filter
US8205437B2 (en) * 2007-08-31 2012-06-26 Johnson Matthey Public Limited Company On board diagnostic system

Also Published As

Publication number Publication date
GB201418220D0 (en) 2014-11-26
GB2520174B (en) 2017-11-01
US9528423B2 (en) 2016-12-27
US20150101317A1 (en) 2015-04-16
JP6446445B2 (ja) 2018-12-26
CN105765188B (zh) 2019-06-21
EP3058190A1 (en) 2016-08-24
RU2016118637A (ru) 2017-11-21
BR112016008295B1 (pt) 2022-07-19
WO2015056004A1 (en) 2015-04-23
GB2520174A (en) 2015-05-13
JP2016533448A (ja) 2016-10-27
BR112016008295A2 (https=) 2017-08-01
RU2672013C2 (ru) 2018-11-08
CN105765188A (zh) 2016-07-13
DE102014114976A1 (de) 2015-04-16
RU2016118637A3 (https=) 2018-06-20
KR20160070127A (ko) 2016-06-17
EP3058190B1 (en) 2019-02-20

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