BR112012031781A2 - método relacionado à remoção de ar de um sistema de dosagem de hc e um sistema de dosagem de hc - Google Patents

método relacionado à remoção de ar de um sistema de dosagem de hc e um sistema de dosagem de hc

Info

Publication number
BR112012031781A2
BR112012031781A2 BR112012031781A BR112012031781A BR112012031781A2 BR 112012031781 A2 BR112012031781 A2 BR 112012031781A2 BR 112012031781 A BR112012031781 A BR 112012031781A BR 112012031781 A BR112012031781 A BR 112012031781A BR 112012031781 A2 BR112012031781 A2 BR 112012031781A2
Authority
BR
Brazil
Prior art keywords
dosing system
supply device
air
removal
relates
Prior art date
Application number
BR112012031781A
Other languages
English (en)
Inventor
Andreas Liljestrand
Lars Eriksson
Ulf Carlsson
Original Assignee
Scania Cv Ab
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 Scania Cv Ab filed Critical Scania Cv Ab
Publication of BR112012031781A2 publication Critical patent/BR112012031781A2/pt

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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging
    • 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
    • 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
    • F01N3/023—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 using means for regenerating the filters, e.g. by burning trapped particles
    • F01N3/025—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 using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
    • F01N3/0253—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 using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust adding fuel to exhaust gases
    • 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
    • F01N9/00—Electrical control of exhaust gas treating 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F01N2550/05—Systems for adding substances into 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
    • 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
    • F01N2610/1433—Pumps
    • 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
    • F01N2610/1433—Pumps
    • F01N2610/144—Control thereof
    • 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
    • F01N2610/1466—Means for venting air out of conduits or tanks
    • 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
    • F01N2900/1808—Pressure
    • 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
    • F01N3/2066—Selective catalytic reduction [SCR]
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
    • 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

método relacionado á remoção de ar de um sistema de dosagem de hc e um sistema de dosagem de hc. a presente invenção se refer a um método relacionado a um sistema de dosagem de hc através do qual o combustível sob a forma líquida é fornecido a um dispositivo de alimentação (230) através do qual o combustível é fornecido a pelo menos um ponto de consumo (250) de um recipiente (205), que compreende a etapa de detectar continuamente a pressão de alimentação (p) que se pretende que o dispositivo de alimentação (230) forneça. o método também compreende a etapa de controlar a operação do dispositivo de alimentação (230) com base em alterações (p') na dita pressão de alimentação (p), com o objetivo de reduzir o impacto de fornecimento de ar indesejado no dispositivo de alimentação (230). a invenção também se refere a um prodtuto de programa computacional contendo um código de programa (p) para um computador (200;210) para implementar um método de acordo com a invenção. a invenção também se refere a um sistema de dosagem de hc e um veículo motorizado (100) que é equipado com o sistema de dosagem de hc.
BR112012031781A 2010-06-21 2011-06-20 método relacionado à remoção de ar de um sistema de dosagem de hc e um sistema de dosagem de hc BR112012031781A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1050646A SE535631C2 (sv) 2010-06-21 2010-06-21 Förfarande vid förekomst av luft i ett HC-doseringssystem och motsvarande HC-doseringssystem
PCT/SE2011/050802 WO2011162703A1 (en) 2010-06-21 2011-06-20 Method pertaining to air removal from a hc dosing system and a hc dosing system

Publications (1)

Publication Number Publication Date
BR112012031781A2 true BR112012031781A2 (pt) 2016-11-01

Family

ID=45371671

Family Applications (2)

Application Number Title Priority Date Filing Date
BR112012032545A BR112012032545A2 (pt) 2010-06-21 2011-06-20 "método que diz respeito à remoção de ar de um sistema de dosagem hc e um sistema de dosagem hc"
BR112012031781A BR112012031781A2 (pt) 2010-06-21 2011-06-20 método relacionado à remoção de ar de um sistema de dosagem de hc e um sistema de dosagem de hc

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BR112012032545A BR112012032545A2 (pt) 2010-06-21 2011-06-20 "método que diz respeito à remoção de ar de um sistema de dosagem hc e um sistema de dosagem hc"

Country Status (7)

Country Link
US (2) US20130125532A1 (pt)
EP (2) EP2582935A4 (pt)
JP (2) JP2013533423A (pt)
CN (2) CN103003537A (pt)
BR (2) BR112012032545A2 (pt)
SE (2) SE535631C2 (pt)
WO (2) WO2011162703A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE535632C2 (sv) 2010-06-21 2012-10-23 Scania Cv Ab Förfarande vid förekomst av luft i vätsketillförsel vid ett SCR-system och motsvarande SCR-system
SE536920C2 (sv) 2010-06-21 2014-10-28 Scania Cv Ab SCR-system för avgasrening och förfarande för kylning av endoseringsenhet vid ett sådant SCR-system
DE102013104245A1 (de) * 2013-04-26 2014-10-30 Emitec Gesellschaft Für Emissionstechnologie Mbh Verfahren zum Betrieb einer Vorrichtung zur dosierten Bereitstellung einer Flüssigkeit
SE538376C2 (sv) 2013-05-23 2016-06-07 Scania Cv Ab Förfarande och system för styrning av en lågtryckskrets i ett bränslesystem i ett fordon
US9221014B2 (en) 2013-11-20 2015-12-29 Tenneco Automotive Operating Company Inc. Fluid injection control system
WO2021087783A1 (zh) * 2019-11-05 2021-05-14 深圳市大疆创新科技有限公司 水泵的排气控制方法、可移动设备、喷洒装置及存储介质

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Also Published As

Publication number Publication date
JP2013533423A (ja) 2013-08-22
SE1150562A1 (sv) 2011-12-22
CN102947566B (zh) 2015-06-10
EP2582935A4 (en) 2014-08-13
SE535924C2 (sv) 2013-02-19
US20130125532A1 (en) 2013-05-23
SE1050646A1 (sv) 2011-12-22
EP2582935A1 (en) 2013-04-24
EP2582947A4 (en) 2014-08-13
CN102947566A (zh) 2013-02-27
BR112012032545A2 (pt) 2016-11-22
SE535631C2 (sv) 2012-10-23
EP2582947A1 (en) 2013-04-24
US20130111884A1 (en) 2013-05-09
JP2013529749A (ja) 2013-07-22
CN103003537A (zh) 2013-03-27
WO2011162703A1 (en) 2011-12-29
WO2011162696A1 (en) 2011-12-29

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Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]