JP4500359B2 - 排ガスの後処理装置の存在を診断する方法及び車搭載型診断技術の使用 - Google Patents
排ガスの後処理装置の存在を診断する方法及び車搭載型診断技術の使用 Download PDFInfo
- Publication number
- JP4500359B2 JP4500359B2 JP2008506400A JP2008506400A JP4500359B2 JP 4500359 B2 JP4500359 B2 JP 4500359B2 JP 2008506400 A JP2008506400 A JP 2008506400A JP 2008506400 A JP2008506400 A JP 2008506400A JP 4500359 B2 JP4500359 B2 JP 4500359B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- exhaust gas
- temperature
- temperature signal
- aftertreatment device
- 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 - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000002485 combustion reaction Methods 0.000 claims abstract description 7
- 230000003197 catalytic effect Effects 0.000 claims description 8
- 238000005338 heat storage Methods 0.000 claims description 5
- 238000003745 diagnosis Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims 1
- 239000012041 precatalyst Substances 0.000 description 9
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Images
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
- F01N11/002—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
- 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 ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0093—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are of the same type
-
- 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
- F01N2550/24—Determining the presence or absence of an exhaust treating device
-
- 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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
-
- 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
- F01N3/18—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 methods of operation; Control
- F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Exhaust Gas After Treatment (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Description
図1には、本発明を利用するための排ガスの後処理システムを備えた内燃エンジンがブロック図として示されている。
図2は、図1に示された排ガスの後処理システムでの温度の変動を描いている第一のグラフを示す。
図3は、該排ガスの後処理システムでの温度の変動を描いている第二のグラフを示す。
Claims (6)
- 車輌の内燃エンジン(10)の排ガスの後処理装置(12)の存在を一つの温度の信号源(16)を使用して診断する方法であって、該後処理装置が蓄熱体を有し、該後処理装置(12)の下流側の排ガスの温度をある時間の間連続的に測定して、変動する振幅を持っている第一の温度の信号を出し、該温度の信号を変調して、第二の変調された温度の信号を出し、該第一の温度の信号と該第二の温度の信号を比較して、当該信号の何らかの有意の差異を検出することを特徴とする方法。
- 該後処理装置(12)が触媒反応器であることを特徴とする請求項1に記載の方法。
- 該後処理装置(12)が該エンジン(10)の下流側に第一の後処理装置(12)として配置されているものであることを特徴とする請求項1又は2に記載の方法。
- 該変調が温度の信号をフィルター処理することによることを特徴とする請求項1ないし3のいずれかに記載の方法。
- フィルター処理されていない第一の信号とフィルター処理されている第二の信号の両方を積算し、該二つの積算された値の間の違いを計算する工程を有していることを特徴とする請求項4に記載の方法。
- 触媒触媒反応器(12)が車輌の排ガスの後処理システムに存在するか否かの車載型診断のための請求項1ないし5のいずれかに記載の方法の使用。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/SE2005/000545 WO2006110071A1 (en) | 2005-04-14 | 2005-04-14 | Method of diagnosing the presence of an exhaust after-treatment component and a use of the method for vehicle on-board diagnosis |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008536054A JP2008536054A (ja) | 2008-09-04 |
JP4500359B2 true JP4500359B2 (ja) | 2010-07-14 |
Family
ID=37087278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008506400A Expired - Fee Related JP4500359B2 (ja) | 2005-04-14 | 2005-04-14 | 排ガスの後処理装置の存在を診断する方法及び車搭載型診断技術の使用 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7752901B1 (ja) |
EP (1) | EP1875054B1 (ja) |
JP (1) | JP4500359B2 (ja) |
CN (1) | CN100562654C (ja) |
AT (1) | ATE458903T1 (ja) |
BR (1) | BRPI0520162B1 (ja) |
DE (1) | DE602005019630D1 (ja) |
WO (1) | WO2006110071A1 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2886347B1 (fr) * | 2005-05-31 | 2007-07-13 | Renault Sas | Procede et dispositif de detection de presence d'un systeme de traitement d'effluents gazeux dans une ligne d'echappement d'un moteur a combustion interne. |
DE102009003091A1 (de) | 2009-05-14 | 2010-11-18 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Überwachung eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Bauteils |
DE102014204327B4 (de) | 2013-03-20 | 2016-11-03 | Ford Global Technologies, Llc | Verfahren und Vorrichtung zum Überprüfen des Ausfalls bzw. des Vorhandenseins von Komponenten in einem Abgassystem |
FR3019212B1 (fr) * | 2014-03-28 | 2019-03-22 | Psa Automobiles Sa. | Moteur a combustion de vehicule automobile a detection d'absence de filtre a particules |
US10190470B2 (en) * | 2015-06-15 | 2019-01-29 | Deere & Company | Catalytic device detection system |
US11760169B2 (en) | 2020-08-20 | 2023-09-19 | Denso International America, Inc. | Particulate control systems and methods for olfaction sensors |
US12017506B2 (en) | 2020-08-20 | 2024-06-25 | Denso International America, Inc. | Passenger cabin air control systems and methods |
US11636870B2 (en) | 2020-08-20 | 2023-04-25 | Denso International America, Inc. | Smoking cessation systems and methods |
US11881093B2 (en) | 2020-08-20 | 2024-01-23 | Denso International America, Inc. | Systems and methods for identifying smoking in vehicles |
US11828210B2 (en) | 2020-08-20 | 2023-11-28 | Denso International America, Inc. | Diagnostic systems and methods of vehicles using olfaction |
US11932080B2 (en) | 2020-08-20 | 2024-03-19 | Denso International America, Inc. | Diagnostic and recirculation control systems and methods |
US11760170B2 (en) | 2020-08-20 | 2023-09-19 | Denso International America, Inc. | Olfaction sensor preservation systems and methods |
US11813926B2 (en) | 2020-08-20 | 2023-11-14 | Denso International America, Inc. | Binding agent and olfaction sensor |
DE102020212231A1 (de) * | 2020-09-29 | 2022-03-31 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zur Überwachung eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Sensors |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9003316D0 (en) * | 1990-02-14 | 1990-04-11 | Lucas Ind Plc | Monitoring of operation of catalytic converter |
US5219228A (en) * | 1992-05-11 | 1993-06-15 | General Motors Corporation | Exhaust gas temperature measuring system utilizing existing oxygen sensor |
US6675639B1 (en) * | 2000-10-25 | 2004-01-13 | Caterpillar Inc | Apparatus and method to detect cylinder faults of internal combustion engines via exhaust temperature monitoring |
DE10228659A1 (de) * | 2002-06-27 | 2004-01-22 | Daimlerchrysler Ag | Verfahren zur Überwachung einer Abgasanlage eines Kraftfahrzeuges |
DE10254843A1 (de) * | 2002-11-25 | 2004-06-03 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Überwachung eines Abgasnachbehandlungssystems |
JP4325367B2 (ja) * | 2003-11-10 | 2009-09-02 | 株式会社デンソー | 排気温度センサの故障検出装置 |
FR2864145B1 (fr) | 2003-12-19 | 2007-09-07 | Renault Sas | Procede de detection de la presence d'un systeme de depollution par mesure de temperature |
US7305825B2 (en) * | 2004-10-14 | 2007-12-11 | General Motors Corporation | Engine turbine temperature control system |
-
2005
- 2005-04-14 AT AT05732225T patent/ATE458903T1/de not_active IP Right Cessation
- 2005-04-14 JP JP2008506400A patent/JP4500359B2/ja not_active Expired - Fee Related
- 2005-04-14 WO PCT/SE2005/000545 patent/WO2006110071A1/en active Application Filing
- 2005-04-14 US US11/909,578 patent/US7752901B1/en active Active
- 2005-04-14 BR BRPI0520162-4A patent/BRPI0520162B1/pt not_active IP Right Cessation
- 2005-04-14 DE DE602005019630T patent/DE602005019630D1/de active Active
- 2005-04-14 EP EP05732225A patent/EP1875054B1/en not_active Not-in-force
- 2005-04-14 CN CNB2005800494570A patent/CN100562654C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
BRPI0520162B1 (pt) | 2019-04-30 |
JP2008536054A (ja) | 2008-09-04 |
CN100562654C (zh) | 2009-11-25 |
US7752901B1 (en) | 2010-07-13 |
US20100162691A1 (en) | 2010-07-01 |
ATE458903T1 (de) | 2010-03-15 |
DE602005019630D1 (de) | 2010-04-08 |
EP1875054B1 (en) | 2010-02-24 |
EP1875054A1 (en) | 2008-01-09 |
CN101163867A (zh) | 2008-04-16 |
BRPI0520162A2 (pt) | 2009-04-22 |
WO2006110071A1 (en) | 2006-10-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4500359B2 (ja) | 排ガスの後処理装置の存在を診断する方法及び車搭載型診断技術の使用 | |
US9038369B2 (en) | Systems and methods for aftertreatment system diagnostics | |
CN105888797B (zh) | 用于监测颗粒过滤器的方法 | |
US8769937B2 (en) | Soot sensor monitoring | |
CN105089759B (zh) | 用于对排气净化设备的组件的拆除进行诊断的方法和装置 | |
US9695732B2 (en) | Diagnostic device | |
US20100050608A1 (en) | After-treatment component detection system | |
US20120180455A1 (en) | Method for diagnosing an exhaust gas post-treatment | |
US10156175B1 (en) | Method and system for rationalizing a delta pressure sensor for a gasoline particulate filter in a vehicle propulsion system | |
JP2012036860A (ja) | 触媒劣化診断装置 | |
Thomas et al. | Effect of air filter condition on diesel vehicle fuel economy | |
JP2005273613A (ja) | 排気ガスのobd用センシング方法 | |
US20130283767A1 (en) | Oxidation catalyst monitoring | |
US9068495B2 (en) | Oxidation catalyst/hydrocarbon injector testing system | |
US7370472B2 (en) | Method and apparatus for determining loading of an emissions trap by use of transfer function analysis | |
JP2012036857A (ja) | 触媒劣化診断装置 | |
US8538661B2 (en) | Exhaust treatment methods and systems | |
KR102342938B1 (ko) | 디젤 미립자 필터를 포함하는 디젤 엔진 및 디젤 엔진을 작동시키기 위한 방법 | |
CN106812571B (zh) | 集成传感器催化器 | |
CN114198186A (zh) | 用于诊断内燃机的排气装置的被涂层的汽油颗粒过滤器的方法和设备 | |
JP2019210891A (ja) | 排ガス温度制御方法及び排ガス浄化装置 | |
JP2019214952A (ja) | フィルタ取り外し検出装置 | |
KR100901937B1 (ko) | 에스시알 시스템에서의 비메탄 탄화수소 저감 기능 진단방법 | |
JP7124771B2 (ja) | ラムダセンサーの応答性診断方法、及び排気浄化システム | |
KR101338453B1 (ko) | 백연 저감 시스템 및 그 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20100413 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20100416 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130423 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4500359 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130423 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140423 Year of fee payment: 4 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |