EP2864746A4 - Procédé d'indication de fonction d'un capteur de pression et dispositif d'indication associé - Google Patents
Procédé d'indication de fonction d'un capteur de pression et dispositif d'indication associéInfo
- Publication number
- EP2864746A4 EP2864746A4 EP13784701.8A EP13784701A EP2864746A4 EP 2864746 A4 EP2864746 A4 EP 2864746A4 EP 13784701 A EP13784701 A EP 13784701A EP 2864746 A4 EP2864746 A4 EP 2864746A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- pressure sensor
- indication device
- device pertaining
- indicating function
- indicating
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
- G01L27/007—Malfunction diagnosis, i.e. diagnosing a sensor defect
-
- 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
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/22—Safety or indicating devices for abnormal conditions
- F02D41/222—Safety or indicating devices for abnormal conditions relating to the failure of sensors or parameter detection devices
-
- 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
- G01M15/10—Testing internal-combustion engines by monitoring exhaust gases or combustion flame
- G01M15/102—Testing internal-combustion engines by monitoring exhaust gases or combustion flame by monitoring exhaust gases
- G01M15/106—Testing internal-combustion engines by monitoring exhaust gases or combustion flame by monitoring exhaust gases using pressure sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
- F02D41/28—Interface circuits
- F02D2041/286—Interface circuits comprising means for signal processing
- F02D2041/288—Interface circuits comprising means for signal processing for performing a transformation into the frequency domain, e.g. Fourier transformation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1448—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an exhaust gas pressure
-
- 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE1250440A SE1250440A1 (sv) | 2012-05-03 | 2012-05-03 | Metod för att indikera funktionen hos en tryckgivare, och enindikeringsanordning i samband med metoden |
PCT/SE2013/050450 WO2013165300A2 (fr) | 2012-05-03 | 2013-04-24 | Procédé d'indication de fonction d'un capteur de pression et dispositif d'indication associé |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2864746A2 EP2864746A2 (fr) | 2015-04-29 |
EP2864746A4 true EP2864746A4 (fr) | 2016-03-23 |
Family
ID=49514995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13784701.8A Withdrawn EP2864746A4 (fr) | 2012-05-03 | 2013-04-24 | Procédé d'indication de fonction d'un capteur de pression et dispositif d'indication associé |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2864746A4 (fr) |
SE (1) | SE1250440A1 (fr) |
WO (1) | WO2013165300A2 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202015003616U1 (de) * | 2015-05-19 | 2016-08-22 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Steuersystem zur Diagnostizierung einer Funktionsstörung eines Drucksensors in einem Nachbehandlungssystem eines Verbrennungsmotors |
FR3047772B1 (fr) * | 2016-02-17 | 2020-01-17 | Valeo Systemes De Controle Moteur | Ensemble pour un circuit de recirculation de gaz d'echappement de vehicule automobile |
DE102017220130B4 (de) * | 2017-11-13 | 2023-10-26 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Diagnose eines Differenzdrucksensors eines Partikelfilters |
US12025482B2 (en) * | 2022-02-09 | 2024-07-02 | Simmonds Precision Products, Inc. | Contamination detection for optical pressure sensors |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002005772A (ja) * | 2000-06-19 | 2002-01-09 | Japan Nuclear Cycle Development Inst States Of Projects | エアパージ測定システムの導圧管詰まり検知方法 |
JP2002162307A (ja) * | 2001-08-30 | 2002-06-07 | Ube Ind Ltd | センサ異常の検出方法 |
US20110308299A1 (en) * | 2009-03-04 | 2011-12-22 | Yamatake Corporation | Pressure guiding tube blockage diagnosing device and blockage diagnosing method |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6947831B2 (en) * | 2003-04-11 | 2005-09-20 | Ford Global Technologies, Llc | Pressure sensor diagnosis via a computer |
DE102005034270A1 (de) * | 2005-07-22 | 2007-01-25 | Robert Bosch Gmbh | Verfahren zur Diagnose eines im Abgasbereich einer Brennkraftmaschine angeordneten Differenzdrucksensors und Vorrichtung zur Durchführung des Verfahrens |
JP4872615B2 (ja) * | 2006-11-14 | 2012-02-08 | 株式会社デンソー | 内燃機関の診断装置 |
RU2490494C2 (ru) * | 2008-12-12 | 2013-08-20 | Вольво Ластвагнар Аб | Способ диагностики неисправностей регулятора давления отработавших газов и соответствующее устройство диагностики |
-
2012
- 2012-05-03 SE SE1250440A patent/SE1250440A1/sv not_active Application Discontinuation
-
2013
- 2013-04-24 WO PCT/SE2013/050450 patent/WO2013165300A2/fr active Application Filing
- 2013-04-24 EP EP13784701.8A patent/EP2864746A4/fr not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002005772A (ja) * | 2000-06-19 | 2002-01-09 | Japan Nuclear Cycle Development Inst States Of Projects | エアパージ測定システムの導圧管詰まり検知方法 |
JP2002162307A (ja) * | 2001-08-30 | 2002-06-07 | Ube Ind Ltd | センサ異常の検出方法 |
US20110308299A1 (en) * | 2009-03-04 | 2011-12-22 | Yamatake Corporation | Pressure guiding tube blockage diagnosing device and blockage diagnosing method |
Also Published As
Publication number | Publication date |
---|---|
WO2013165300A3 (fr) | 2013-12-27 |
WO2013165300A2 (fr) | 2013-11-07 |
EP2864746A2 (fr) | 2015-04-29 |
SE1250440A1 (sv) | 2013-11-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20141208 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20160222 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: G01L 27/00 20060101AFI20160216BHEP Ipc: G01M 15/10 20060101ALI20160216BHEP Ipc: F02D 41/22 20060101ALI20160216BHEP Ipc: F01N 11/00 20060101ALI20160216BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20160921 |