FR2995008B1 - Procede de commande de la quantite de reducteur d'un systeme de reduction catalytique selective des oxydes d'azote - Google Patents

Procede de commande de la quantite de reducteur d'un systeme de reduction catalytique selective des oxydes d'azote

Info

Publication number
FR2995008B1
FR2995008B1 FR1258256A FR1258256A FR2995008B1 FR 2995008 B1 FR2995008 B1 FR 2995008B1 FR 1258256 A FR1258256 A FR 1258256A FR 1258256 A FR1258256 A FR 1258256A FR 2995008 B1 FR2995008 B1 FR 2995008B1
Authority
FR
France
Prior art keywords
controlling
nitrogen oxides
catalytic reduction
selective catalytic
reduction system
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
Application number
FR1258256A
Other languages
English (en)
Other versions
FR2995008A1 (fr
Inventor
Marie-Pierre Saby
Charles Bizet
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.)
Stellantis Auto SAS
Original Assignee
Peugeot Citroen Automobiles SA
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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR1258256A priority Critical patent/FR2995008B1/fr
Publication of FR2995008A1 publication Critical patent/FR2995008A1/fr
Application granted granted Critical
Publication of FR2995008B1 publication Critical patent/FR2995008B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • 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
    • F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
    • 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
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0408—Methods of control or diagnosing using a feed-back loop
    • 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
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0412—Methods of control or diagnosing using pre-calibrated maps, tables or charts
    • 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
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
FR1258256A 2012-09-05 2012-09-05 Procede de commande de la quantite de reducteur d'un systeme de reduction catalytique selective des oxydes d'azote Expired - Fee Related FR2995008B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1258256A FR2995008B1 (fr) 2012-09-05 2012-09-05 Procede de commande de la quantite de reducteur d'un systeme de reduction catalytique selective des oxydes d'azote

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1258256A FR2995008B1 (fr) 2012-09-05 2012-09-05 Procede de commande de la quantite de reducteur d'un systeme de reduction catalytique selective des oxydes d'azote

Publications (2)

Publication Number Publication Date
FR2995008A1 FR2995008A1 (fr) 2014-03-07
FR2995008B1 true FR2995008B1 (fr) 2014-08-29

Family

ID=47088986

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1258256A Expired - Fee Related FR2995008B1 (fr) 2012-09-05 2012-09-05 Procede de commande de la quantite de reducteur d'un systeme de reduction catalytique selective des oxydes d'azote

Country Status (1)

Country Link
FR (1) FR2995008B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111094713A (zh) * 2017-07-25 2020-05-01 法国大陆汽车公司 用于适配用于对来自发动机排出管线中的气体的氮氧化物进行去污染的还原剂的量的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0614445D0 (en) * 2006-07-20 2006-08-30 Ricardo Uk Ltd Control of selective catalytic reduction
DE102009012093A1 (de) * 2009-03-06 2010-09-09 Man Nutzfahrzeuge Ag Verfahren zur Einstellung der Dosierungen des Reduktionsmittels bei selektiver katalytischer Reduktion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111094713A (zh) * 2017-07-25 2020-05-01 法国大陆汽车公司 用于适配用于对来自发动机排出管线中的气体的氮氧化物进行去污染的还原剂的量的方法

Also Published As

Publication number Publication date
FR2995008A1 (fr) 2014-03-07

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Legal Events

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Year of fee payment: 5

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Effective date: 20180312

CD Change of name or company name

Owner name: PEUGEOT CITROEN AUTOMOBILES SA, FR

Effective date: 20180312

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Year of fee payment: 12

CD Change of name or company name

Owner name: STELLANTIS AUTO SAS, FR

Effective date: 20240423

ST Notification of lapse

Effective date: 20250505