DE69529052D1 - System zur erfassung von fehlzündungen und verfahren mit verbesserter signaltreue - Google Patents

System zur erfassung von fehlzündungen und verfahren mit verbesserter signaltreue

Info

Publication number
DE69529052D1
DE69529052D1 DE69529052T DE69529052T DE69529052D1 DE 69529052 D1 DE69529052 D1 DE 69529052D1 DE 69529052 T DE69529052 T DE 69529052T DE 69529052 T DE69529052 T DE 69529052T DE 69529052 D1 DE69529052 D1 DE 69529052D1
Authority
DE
Germany
Prior art keywords
signalability
misignals
detecting
improved
improved signalability
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 - Lifetime
Application number
DE69529052T
Other languages
English (en)
Other versions
DE69529052T2 (de
Inventor
J Remboski
L Plee
L Lynch
A Mcclish
K Sonday
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DE69529052D1 publication Critical patent/DE69529052D1/de
Publication of DE69529052T2 publication Critical patent/DE69529052T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • G01M15/11—Testing internal-combustion engines by detecting misfire

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE69529052T 1994-07-25 1995-06-05 System zur erfassung von fehlzündungen und verfahren mit verbesserter signaltreue Expired - Lifetime DE69529052T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/279,966 US5515720A (en) 1994-07-25 1994-07-25 Acceleration based misfire detection system and method with improved signal fidelity
PCT/US1995/008431 WO1996003630A1 (en) 1994-07-25 1995-06-05 An acceleration based misfire detection system and method with improved signal fidelity

Publications (2)

Publication Number Publication Date
DE69529052D1 true DE69529052D1 (de) 2003-01-16
DE69529052T2 DE69529052T2 (de) 2003-04-17

Family

ID=23071101

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69529052T Expired - Lifetime DE69529052T2 (de) 1994-07-25 1995-06-05 System zur erfassung von fehlzündungen und verfahren mit verbesserter signaltreue

Country Status (5)

Country Link
US (1) US5515720A (de)
EP (1) EP0720735B1 (de)
JP (1) JPH09503270A (de)
DE (1) DE69529052T2 (de)
WO (1) WO1996003630A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5841025A (en) * 1995-03-31 1998-11-24 Motorola Inc. Misfire detection method and apparatus
US5806014A (en) * 1995-05-01 1998-09-08 Motorola Inc. Combustion control of an internal combustion engine proximate an extinction limit
JP3412350B2 (ja) * 1995-07-24 2003-06-03 株式会社デンソー 内燃機関のノック判定装置
DE19535094B4 (de) * 1995-09-21 2005-06-02 Robert Bosch Gmbh Verfahren zur Verbrennungsaussetzererkennung an einem oder mehreren dauernd aussetzenden Zylindern
US5862506A (en) * 1996-07-29 1999-01-19 Motorola Inc. Modified trimmed mean filtering for misfire detection
US5824890A (en) * 1996-08-01 1998-10-20 Chrysler Corporation Real time misfire detection for automobile engines
US5862507A (en) * 1997-04-07 1999-01-19 Chrysler Corporation Real-time misfire detection for automobile engines with medium data rate crankshaft sampling
US6021370A (en) * 1997-08-05 2000-02-01 Cummins Engine Company, Inc. Vehicle/engine acceleration rate management system
US6115727A (en) * 1997-10-31 2000-09-05 Motorola, Inc. Time-weighted trimmed-mean filtering apparatus and method
US6002980A (en) * 1997-11-14 1999-12-14 Cummins Engine Company, Inc. System and method for engine cylinder power diagnosis by cylinder(s) cut-off snap throttle engine acceleration tests
US6112149A (en) * 1999-06-28 2000-08-29 Ford Global Technologies, Inc. Misfire detection system and method using recursive median filtering for high data rate engine control system
US6314802B1 (en) 1999-07-27 2001-11-13 Daimlerchrysler Corporation Optimal engine speed compensation method used in misfire detection
JP4519257B2 (ja) * 2000-04-17 2010-08-04 富士通コンポーネント株式会社 加速度検出装置、加速度検出方法及び入力装置並びに記録媒体
US6314359B1 (en) 2000-05-30 2001-11-06 Cummins Engine Company, Inc. System for modifying a load bias function based on transient engine operation
US6775642B2 (en) 2002-04-17 2004-08-10 Motorola, Inc. Fault detection system having audio analysis and method of using the same
US6668220B2 (en) 2002-04-17 2003-12-23 Motorola, Inc. Synchronous sampling of rotating elements in a fault detection system having audio analysis and method of using the same
US6789029B2 (en) * 2002-10-18 2004-09-07 Motorola, Inc. Method and apparatus for signal extraction in an electronic sensor
US6847882B2 (en) * 2003-05-15 2005-01-25 Visteon Global Technologies, Inc. Misfire detection system and method of median filtering
US6885932B2 (en) * 2003-08-08 2005-04-26 Motorola, Inc. Misfire detection in an internal combustion engine
US6934665B2 (en) * 2003-10-22 2005-08-23 Motorola, Inc. Electronic sensor with signal conditioning
US7299687B2 (en) * 2005-06-24 2007-11-27 Gm Global Technology Operations, Inc. Rough road detection system
JP4174061B2 (ja) * 2006-03-23 2008-10-29 本田技研工業株式会社 ハイブリッド車両の能動型制振制御装置
FR2902829B1 (fr) 2006-06-21 2013-01-04 Siemens Vdo Automotive Procede de detection de rate d'allumage et dispositif correspondant
US7712357B2 (en) * 2007-04-04 2010-05-11 Continental Automotive Systems, Inc. Method and system for rough road indications for misfire detection
SE0701121L (sv) * 2007-05-09 2008-11-10 Scania Cv Abp Förfarande och datorprogramprodukt för att identifiera en illa fungerade cylinder hos en flercylindrig förbränningsmotor
US9759116B2 (en) 2013-10-29 2017-09-12 Continental Automotive Systems, Inc. Method and apparatus for detecting selective catalytic reduction injector opening time

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2211965B (en) * 1987-10-31 1992-05-06 Rolls Royce Plc Data processing systems
GB9002935D0 (en) * 1990-02-09 1990-04-04 Lucas Ind Plc Misfire detection
JPH07122418B2 (ja) * 1990-04-02 1995-12-25 トヨタ自動車株式会社 内燃機関の異常気筒検出装置
US5278760A (en) * 1990-04-20 1994-01-11 Hitachi America, Ltd. Method and system for detecting the misfire of an internal combustion engine utilizing engine torque nonuniformity
US5239473A (en) * 1990-04-20 1993-08-24 Regents Of The University Of Michigan Method and system for detecting the misfire of an internal combustion engine utilizing angular velocity fluctuations
JP2843871B2 (ja) * 1990-05-14 1999-01-06 本田技研工業株式会社 内燃エンジンの燃焼異常検出装置
US5109695A (en) * 1990-08-24 1992-05-05 Ford Motor Company Misfire detection in an internal combustion engine
US5044194A (en) * 1990-08-24 1991-09-03 Ford Motor Company Misfire detection in an internal combustion engine
US5263453A (en) * 1990-11-01 1993-11-23 Nippondenso Co., Ltd. Apparatus for detecting misfire in internal combustion engines for vehicles
US5307670A (en) * 1990-11-01 1994-05-03 Fuji Jukogyo Kabushiki Kaisha Misfire discriminating method for an engine
DE4206118C2 (de) * 1991-02-27 1996-11-14 Mitsubishi Electric Corp Fehlzündungsdetektorvorrichtung für einen Verbrennungsmotor
US5379634A (en) * 1991-07-12 1995-01-10 Honda Giken Kogyo Kabushiki Kaisha Misfire-detecting system for internal combustion engines
JPH06146998A (ja) * 1992-11-11 1994-05-27 Honda Motor Co Ltd 内燃エンジンの燃焼状態検出装置
US5387253A (en) * 1992-12-28 1995-02-07 Motorola, Inc. Spectral misfire detection system and method therefor

Also Published As

Publication number Publication date
US5515720A (en) 1996-05-14
JPH09503270A (ja) 1997-03-31
DE69529052T2 (de) 2003-04-17
EP0720735B1 (de) 2002-12-04
EP0720735A4 (de) 1997-10-22
EP0720735A1 (de) 1996-07-10
WO1996003630A1 (en) 1996-02-08

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