AU9295298A - Apparatus and method for diagnosis of catalyst performance - Google Patents

Apparatus and method for diagnosis of catalyst performance

Info

Publication number
AU9295298A
AU9295298A AU92952/98A AU9295298A AU9295298A AU 9295298 A AU9295298 A AU 9295298A AU 92952/98 A AU92952/98 A AU 92952/98A AU 9295298 A AU9295298 A AU 9295298A AU 9295298 A AU9295298 A AU 9295298A
Authority
AU
Australia
Prior art keywords
diagnosis
catalyst performance
catalyst
performance
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.)
Abandoned
Application number
AU92952/98A
Inventor
Alan Chewter
Ronald M. Heck
Sanath V. Kumar
Jeffrey D. Naber
David Richard Price
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.)
BASF Catalysts LLC
Motorola Solutions Inc
Original Assignee
Motorola Inc
Engelhard 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
Priority claimed from US08/963,171 external-priority patent/US6026639A/en
Application filed by Motorola Inc, Engelhard Corp filed Critical Motorola Inc
Publication of AU9295298A publication Critical patent/AU9295298A/en
Abandoned 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
    • 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
    • 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F01N2550/20—Monitoring artificially aged 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
AU92952/98A 1997-11-03 1998-08-28 Apparatus and method for diagnosis of catalyst performance Abandoned AU9295298A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08/963,171 US6026639A (en) 1997-11-03 1997-11-03 Apparatus and method for diagnosis of catalyst performance
US08963171 1997-11-03
US08/970,946 US5956945A (en) 1997-11-03 1997-11-14 Apparatus and method for diagnosis of catalyst performance
US08970946 1997-11-14
PCT/US1998/017878 WO1999023369A1 (en) 1997-11-03 1998-08-28 Apparatus and method for diagnosis of catalyst performance

Publications (1)

Publication Number Publication Date
AU9295298A true AU9295298A (en) 1999-05-24

Family

ID=27130447

Family Applications (1)

Application Number Title Priority Date Filing Date
AU92952/98A Abandoned AU9295298A (en) 1997-11-03 1998-08-28 Apparatus and method for diagnosis of catalyst performance

Country Status (2)

Country Link
AU (1) AU9295298A (en)
WO (1) WO1999023369A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2984410B1 (en) 2011-12-15 2014-06-06 Peugeot Citroen Automobiles Sa METHOD AND DEVICE FOR DETERMINING THE CRITICITY OF THE INHASTING OF A PARTICLE FILTER WITHIN THE INTERNAL COMBUSTION ENGINE POWER
CN102539632B (en) * 2011-12-20 2015-05-06 深圳市鹏奥达科技有限公司 Device and method for remotely detecting tail gas emission of automobile and automobile
DE102020214285A1 (en) 2020-11-13 2022-05-19 Robert Bosch Gesellschaft mit beschränkter Haftung Method, computing unit and computer program for determining a fill level of soot particles in a soot particle filter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128506A (en) * 1978-01-23 1978-12-05 General Motors Corporation Platinum-rhodium catalyst for automotive emission control
JPH0689731B2 (en) * 1989-03-10 1994-11-14 株式会社日立製作所 Ignition timing control method and apparatus for internal combustion engine
US4934196A (en) * 1989-06-02 1990-06-19 Micro Motion, Inc. Coriolis mass flow rate meter having a substantially increased noise immunity
DE4337793C2 (en) * 1993-11-05 2002-08-14 Bosch Gmbh Robert Method and device for assessing the functional state of a catalytic converter
JP3244584B2 (en) * 1994-02-10 2002-01-07 株式会社日立製作所 Diagnosis method and apparatus for engine exhaust gas purification device
US5642722A (en) * 1995-10-30 1997-07-01 Motorola Inc. Adaptive transient fuel compensation for a spark ignited engine

Also Published As

Publication number Publication date
WO1999023369A1 (en) 1999-05-14

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase