RU2014136398A - METHOD AND SYSTEM OF DIAGNOSIS OF AIR SUPPLY TO THE INNER COMBUSTION ENGINE OF A VEHICLE - Google Patents
METHOD AND SYSTEM OF DIAGNOSIS OF AIR SUPPLY TO THE INNER COMBUSTION ENGINE OF A VEHICLE Download PDFInfo
- Publication number
- RU2014136398A RU2014136398A RU2014136398A RU2014136398A RU2014136398A RU 2014136398 A RU2014136398 A RU 2014136398A RU 2014136398 A RU2014136398 A RU 2014136398A RU 2014136398 A RU2014136398 A RU 2014136398A RU 2014136398 A RU2014136398 A RU 2014136398A
- Authority
- RU
- Russia
- Prior art keywords
- exhaust
- combustion engine
- enrichment
- internal combustion
- degree
- Prior art date
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Classifications
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- 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
- F02D41/0002—Controlling intake air
- F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
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- 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
- F02D41/1493—Details
- F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
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- 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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0047—Controlling exhaust gas recirculation [EGR]
- F02D41/0065—Specific aspects of external EGR control
- F02D41/0072—Estimating, calculating or determining the EGR rate, amount or flow
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- 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
- F02D41/1454—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 oxygen content or concentration or the air-fuel ratio
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- 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
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- 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
- Y02T10/12—Improving ICE efficiencies
-
- 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
Abstract
1. Способ диагностики подачи воздуха в двигатель внутреннего сгорания автотранспортного средства, при этом двигатель внутреннего сгорания оборудован турбокомпрессором и, по меньшей мере, одним из: контура (3) частичной рециркуляции выхлопных газов низкого давления и контура (4) частичной рециркуляции выхлопных газов высокого давления, отличающийся тем, что содержит следующие этапы:определяют совокупность величин, характеризующих работу двигателя внутреннего сгорания,производят оценку степени обогащения в выхлопе,измеряют степень обогащения в выхлопе при помощи датчика (31) обогащения, расположенного в выхлопной трубе (7) двигателя внутреннего сгорания,определяют критерий диагностики путем вычисления соотношения между измерением степени обогащения в выхлопе и оценкой степени обогащения в выхлопе,сравнивают критерий диагностики, по меньшей мере, с одним порогом диагностики, охватывающим разбросы системы, ипередают сигнал диагностики, зависящий от результата сравнения.2. Способ по п. 1, в котором совокупность величин, характеризующих работу двигателя внутреннего сгорания, включает в себя оценки расхода всасываемого потока, расхода EGR высокого давления, перепада давлений на входе и на выходе клапана EGR высокого давления и давления во впускном коллекторе (2а) и расхода EGR низкого давления.3. Способ по п. 1, в котором оценку перепада давлений на входе и на выходе клапана EGR высокого давления производят в зависимости от измерений дифференциального давления с двух сторон от указанного клапана.4. Способ по п. 1, в котором оценку степени обогащения в выхлопе производят путем определения материального баланса объемов, характеризующих контур части1. A method for diagnosing air supply to an internal combustion engine of a motor vehicle, wherein the internal combustion engine is equipped with a turbocharger and at least one of: a low pressure partial exhaust gas recirculation circuit (3) and a high pressure partial exhaust gas recirculation circuit (4) , characterized in that it contains the following steps: determine the set of values characterizing the operation of the internal combustion engine, evaluate the degree of enrichment in the exhaust, measure the degree of heating The exhaust emissions using the enrichment sensor (31) located in the exhaust pipe (7) of the internal combustion engine determine the diagnostic criterion by calculating the relationship between measuring the degree of enrichment in the exhaust and evaluating the degree of enrichment in the exhaust, compare the diagnostic criterion with one diagnostic threshold, covering the scatter of the system, transmit a diagnostic signal, depending on the comparison result. 2. The method according to claim 1, wherein the set of values characterizing the operation of the internal combustion engine includes estimating the intake flow rate, high pressure EGR flow, differential pressure at the inlet and outlet of the high pressure EGR valve and pressure in the intake manifold (2a) and low pressure EGR flow. 3. The method according to claim 1, in which the differential pressure at the inlet and outlet of the high pressure EGR valve is estimated depending on the differential pressure measurements from both sides of the valve. The method according to claim 1, in which an assessment of the degree of enrichment in the exhaust is carried out by determining the material balance of volumes characterizing the contour of the part
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1251063A FR2986565B1 (en) | 2012-02-06 | 2012-02-06 | METHOD AND SYSTEM FOR DIAGNOSING THE INTAKE OF AIR IN AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE |
FR1251063 | 2012-02-06 | ||
PCT/EP2013/051533 WO2013117447A1 (en) | 2012-02-06 | 2013-01-28 | Method and system for performing diagnostics on the intake air admitted to a motor vehicle internal combustion engine |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2014136398A true RU2014136398A (en) | 2016-03-27 |
RU2611056C2 RU2611056C2 (en) | 2017-02-21 |
Family
ID=47633040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2014136398A RU2611056C2 (en) | 2012-02-06 | 2013-01-28 | Method and system for performing diagnostics on intake air admitted to motor vehicle internal combustion engine |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP2812550A1 (en) |
JP (1) | JP2015524888A (en) |
KR (1) | KR20140125371A (en) |
CN (1) | CN104105859B (en) |
FR (1) | FR2986565B1 (en) |
RU (1) | RU2611056C2 (en) |
WO (1) | WO2013117447A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2986565B1 (en) * | 2012-02-06 | 2014-01-24 | Renault Sa | METHOD AND SYSTEM FOR DIAGNOSING THE INTAKE OF AIR IN AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE |
US9932918B2 (en) * | 2014-11-21 | 2018-04-03 | Gm Global Technology Operations, Llc | Method of feedforward turbocharger control for boosted engines with multi-route EGR |
AU2015356606B2 (en) * | 2014-12-04 | 2019-08-22 | Fpt Industrial S.P.A. | A leakage detection system of a low pressure EGR circuit of an internal combustion engine |
DE102017107071A1 (en) * | 2017-04-03 | 2017-07-06 | FEV Europe GmbH | Internal combustion engine with exhaust gas recirculation |
DE102018203036A1 (en) * | 2018-03-01 | 2019-09-19 | Volkswagen Aktiengesellschaft | "Diagnostic method for jump detection of a continuous measured variable, control for carrying out the method" |
WO2019174740A1 (en) * | 2018-03-16 | 2019-09-19 | Volvo Truck Corporation | A method for estimating cylinder pressure |
JP2020037912A (en) * | 2018-09-05 | 2020-03-12 | 株式会社豊田自動織機 | Control system of engine |
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JPH02305348A (en) * | 1989-05-18 | 1990-12-18 | Japan Electron Control Syst Co Ltd | Self-diagnostic apparatus for internal combustion engine |
JPH02308950A (en) * | 1989-05-25 | 1990-12-21 | Japan Electron Control Syst Co Ltd | Air leakage self-diagnostic device for control device of internal combustion engine and air leakage learning correcting device |
DE10209870A1 (en) * | 2002-03-06 | 2003-09-18 | Volkswagen Ag | Method for detecting a leak in the inlet duct of an internal combustion engine and for carrying out the method internal combustion engine |
JP2004100494A (en) * | 2002-09-05 | 2004-04-02 | Denso Corp | Intake system failure detector for internal combustion engine and internal combustion engine with this detector |
JP2004100517A (en) * | 2002-09-06 | 2004-04-02 | Mitsubishi Fuso Truck & Bus Corp | Failure detector of internal combustion engine |
US6802302B1 (en) * | 2003-04-08 | 2004-10-12 | Cummins, Inc. | System for diagnosing EGR flow rate operation |
ITTO20031000A1 (en) * | 2003-12-12 | 2005-06-13 | Fiat Ricerche | METHOD OF DIAGNOSIS OF THE FAILURES IN ORGANS OF AN AIR SUPPLY SYSTEM OF AN INTERNAL COMBUSTION ENGINE. |
DE102004010519B4 (en) * | 2004-03-04 | 2007-10-04 | Mehnert, Jens, Dr. Ing. | Method for controlling the air flow rate of internal combustion engines |
JP2005315132A (en) * | 2004-04-28 | 2005-11-10 | Honda Motor Co Ltd | Air intake system abnormality detector of internal combustion engine |
DE102005019807B4 (en) * | 2005-04-28 | 2014-01-23 | Continental Automotive Gmbh | Method and device for the localization of faulty components or leaks in the intake tract of an internal combustion engine |
GB2434406A (en) * | 2005-08-25 | 2007-07-25 | Ford Global Tech Llc | I.c. engine exhaust gas recirculation (EGR) system with dual high pressure and low pressure EGR loops |
JP4215069B2 (en) * | 2006-04-26 | 2009-01-28 | トヨタ自動車株式会社 | Exhaust gas recirculation device for internal combustion engine |
JP4303757B2 (en) * | 2007-01-18 | 2009-07-29 | 本田技研工業株式会社 | Abnormality determination device for intake system of internal combustion engine |
JP4483873B2 (en) * | 2007-02-13 | 2010-06-16 | トヨタ自動車株式会社 | Control device for internal combustion engine |
JP4265667B2 (en) * | 2007-02-23 | 2009-05-20 | トヨタ自動車株式会社 | Exhaust system for internal combustion engine |
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JP4697201B2 (en) * | 2007-07-19 | 2011-06-08 | トヨタ自動車株式会社 | Abnormality detection device for internal combustion engine |
JP2010038147A (en) * | 2008-07-10 | 2010-02-18 | Toyota Motor Corp | Engine exhaust emission control system |
FR2944058B1 (en) * | 2009-04-02 | 2011-04-01 | Renault Sas | CONTROL SYSTEM AND METHOD FOR ESTIMATING RECOVERED EXHAUST GAS FLOW IN AN INTERNAL COMBUSTION ENGINE |
JP4816773B2 (en) * | 2009-07-16 | 2011-11-16 | 株式会社デンソー | Exhaust component concentration sensor response detection device |
FR2948978A3 (en) * | 2009-08-07 | 2011-02-11 | Renault Sa | Air intake system operating method for diesel engine of motor vehicle, involves activating low pressure exhaust gas recirculation device in second operating mode, and high pressure exhaust gas recirculation device in third operating mode |
FR2986565B1 (en) * | 2012-02-06 | 2014-01-24 | Renault Sa | METHOD AND SYSTEM FOR DIAGNOSING THE INTAKE OF AIR IN AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE |
-
2012
- 2012-02-06 FR FR1251063A patent/FR2986565B1/en active Active
-
2013
- 2013-01-28 RU RU2014136398A patent/RU2611056C2/en active
- 2013-01-28 WO PCT/EP2013/051533 patent/WO2013117447A1/en active Application Filing
- 2013-01-28 KR KR1020147022046A patent/KR20140125371A/en not_active Application Discontinuation
- 2013-01-28 JP JP2014555160A patent/JP2015524888A/en active Pending
- 2013-01-28 CN CN201380008072.4A patent/CN104105859B/en not_active Expired - Fee Related
- 2013-01-28 EP EP13702419.6A patent/EP2812550A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN104105859A (en) | 2014-10-15 |
CN104105859B (en) | 2018-05-04 |
WO2013117447A1 (en) | 2013-08-15 |
FR2986565A1 (en) | 2013-08-09 |
EP2812550A1 (en) | 2014-12-17 |
RU2611056C2 (en) | 2017-02-21 |
KR20140125371A (en) | 2014-10-28 |
FR2986565B1 (en) | 2014-01-24 |
JP2015524888A (en) | 2015-08-27 |
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