[go: up one dir, main page]

DE102012109077A1 - Wächter für Ammoniak in einem Dosiersystem - Google Patents

Wächter für Ammoniak in einem Dosiersystem Download PDF

Info

Publication number
DE102012109077A1
DE102012109077A1 DE102012109077A DE102012109077A DE102012109077A1 DE 102012109077 A1 DE102012109077 A1 DE 102012109077A1 DE 102012109077 A DE102012109077 A DE 102012109077A DE 102012109077 A DE102012109077 A DE 102012109077A DE 102012109077 A1 DE102012109077 A1 DE 102012109077A1
Authority
DE
Germany
Prior art keywords
ammonia
luminescence
optical sensor
phosphors
luminophores
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Withdrawn
Application number
DE102012109077A
Other languages
German (de)
English (en)
Inventor
James C. Bradley
Anthony J. Cook
Lev A. Datskovskiy
Marc C. Bach
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.)
International Truck Intellectual Property Co LLC
Original Assignee
International Truck Intellectual Property Co LLC
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 International Truck Intellectual Property Co LLC filed Critical International Truck Intellectual Property Co LLC
Publication of DE102012109077A1 publication Critical patent/DE102012109077A1/de
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/76—Chemiluminescence; Bioluminescence
    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. by adjusting the dosing of reducing agent
    • 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
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/021—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting ammonia NH3
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/12—Other sensor principles, e.g. using electro conductivity of substrate or radio frequency
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/12—Adding substances to exhaust gases the substance being in solid form, e.g. pellets or powder
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1406—Storage means for substances, e.g. tanks or reservoirs
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/148—Arrangement of sensors
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
    • F01N2900/1806—Properties of reducing agent or dosing system

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
DE102012109077A 2011-10-14 2012-09-26 Wächter für Ammoniak in einem Dosiersystem Withdrawn DE102012109077A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/273,455 2011-10-14
US13/273,455 US20130091827A1 (en) 2011-10-14 2011-10-14 Monitor of ammonia in dosing system

Publications (1)

Publication Number Publication Date
DE102012109077A1 true DE102012109077A1 (de) 2013-04-18

Family

ID=47990823

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102012109077A Withdrawn DE102012109077A1 (de) 2011-10-14 2012-09-26 Wächter für Ammoniak in einem Dosiersystem

Country Status (7)

Country Link
US (1) US20130091827A1 (es)
CN (1) CN103046990A (es)
BR (1) BR102012025996A2 (es)
CA (1) CA2790368A1 (es)
DE (1) DE102012109077A1 (es)
MX (1) MX2012011999A (es)
SE (1) SE1251150A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103410593B (zh) * 2013-07-30 2017-03-15 中国第一汽车股份有限公司 固体储氨系统的剩余氨气量的激光检测方法
CN104344869A (zh) * 2013-07-30 2015-02-11 中国第一汽车股份有限公司 固体储氨系统的剩余氨气量的光电检测方法
CN103541796B (zh) * 2013-10-30 2016-03-09 中国第一汽车股份有限公司 固体储氨系统的氨气计量方法
CN103541798B (zh) * 2013-10-30 2016-05-04 中国第一汽车股份有限公司 基于质量流量计的固体储氨系统的剩余氨气量的检测方法
WO2020060688A1 (en) * 2018-09-21 2020-03-26 Cummins Emission Solutions Inc. Optical sensing of nox and ammonia in aftertreatment systems
CN119712292B (zh) * 2025-02-26 2025-05-09 屹马汽车零部件(江苏)有限公司 一种排气口尿素结晶检测机构及检测方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3904371A (en) * 1974-03-04 1975-09-09 Beckman Instruments Inc Chemiluminescent ammonia detection
JPS5885155A (ja) * 1981-11-14 1983-05-21 Kimoto Denshi Kogyo Kk ガス中の窒素化合物の濃度測定方法
JP2001021546A (ja) * 1999-07-02 2001-01-26 Horiba Ltd アンモニア態窒素および硝酸／亜硝酸態窒素ならびに全窒素の分析方法
JP3687917B2 (ja) * 2003-10-31 2005-08-24 日産ディーゼル工業株式会社 液体還元剤の濃度及び残量検出装置
DE102004050023A1 (de) * 2004-10-13 2006-04-27 L'orange Gmbh Einrichtung zur dosierten Einspritzung eines Reduktionsmittels in den Abgastrakt einer Brennkraftmaschine
US7954312B2 (en) * 2007-05-09 2011-06-07 Ford Global Technologies, Llc Approach for detecting reductant availability and make-up

Also Published As

Publication number Publication date
US20130091827A1 (en) 2013-04-18
BR102012025996A2 (pt) 2014-08-19
MX2012011999A (es) 2013-05-10
CA2790368A1 (en) 2013-04-14
CN103046990A (zh) 2013-04-17
SE1251150A1 (sv) 2013-04-15

Similar Documents

Publication Publication Date Title
DE102012109077A1 (de) Wächter für Ammoniak in einem Dosiersystem
DE102009000804B4 (de) Abgasreinigungsanlage
DE102011103272B4 (de) Verfahren und Vorrichtung zum Betreiben eines SCR-Systems
DE112017006232T5 (de) Diagnostiksysteme und Verfahren zur Reduktionsmittelkonzentration
DE102010038176B4 (de) Verfahren zum Messen der Qualität der Ammoniakeinspritzung für ein Nachbehandlungssystem eines Kraftfahrzeugs
DE102014222691B4 (de) Verfahren und system für die anzeige einer funktionsminderung der reduktionsmittel-einspritzdüse
DE112016002717B4 (de) Sensorkonfiguration für ein Nachbehandlungssystem umfassend einen SCR mit Filter
DE102010008312A1 (de) Diagnosesystem und -verfahren für Abgasbehandlung
WO2002024312A1 (de) Verfahren und vorrichtung zur dosierung eines reduktionsmittels zur entfernung von stickoxiden aus abgasen
DE102018121938B4 (de) Selektive katalytische Reduktion mit stationärer Ammoniakschlupferkennung mit positiver Störung
DE102016100403A1 (de) NOx-SENSOR-DIAGNOSESYSTEM UND -VERFAHREN
DE102008052227A1 (de) Diagnose von Reduktionsmitteleinspritzanlagen
DE102019210403A1 (de) Systeme und verfahren zur bestimmung von differential- und relativen drücken unter verwendung einer steuerung
DE102010008474A1 (de) Modellbasierte Diagnose von NOx-Sensor-Fehlfunktion für ein System für selektive katalytische Reduktion
DE102005062120A1 (de) Verfahren und Vorrichtung zur Überwachung eines Abgasnachbehandlungssystems
DE102009040111A1 (de) Dosiersystem
DE102016219548A1 (de) Ammoniak-Schlupf-Detektion
DE112017004094T5 (de) System zur adaptiven Regeneration von Nachbehandlungssystemkomponenten
DE102009010888A1 (de) Verfahren und Vorrichtung zur Steuerung eines SCR-Abgasnachbehandlungssystems einer Brennkraftmaschine
DE102019112752A1 (de) Steuervorrichtung und verfahren mit nox-sensor-querempfindlichkeit zum betreiben eines verbrennungsmotors
DE102018106072A1 (de) Verfahren zum überwachen und/oder steuern der leistung von vorrichtungen zur selektiven katalytischen reduktion
DE112014007102T5 (de) Höchst selektiver nox sensor bei vorhandensein von nh3
DE102018104444B4 (de) Verfahren zum Betreiben eines Verbrennungsmotors unter Verwendung eines Nachbehandlungssystems mit einer Nachbehandlungsvorrichtung und ein entsprechendes Nachbehandlungssystem
DE112017000463B4 (de) Abgasnachbehandlungssysteme und Verfahren zur Abgasnachbehandlung
DE112017003233B4 (de) NH3-Schlupferkennung unter Verwendung eines NOx-Sensors

Legal Events

Date Code Title Description
R012 Request for examination validly filed
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee

Effective date: 20150401