DE102014010948A1 - Reduktionsmitteldosiersystem mit Dämpfung der Reduktionsmittelförderung - Google Patents

Reduktionsmitteldosiersystem mit Dämpfung der Reduktionsmittelförderung Download PDF

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Publication number
DE102014010948A1
DE102014010948A1 DE102014010948.8A DE102014010948A DE102014010948A1 DE 102014010948 A1 DE102014010948 A1 DE 102014010948A1 DE 102014010948 A DE102014010948 A DE 102014010948A DE 102014010948 A1 DE102014010948 A1 DE 102014010948A1
Authority
DE
Germany
Prior art keywords
reducing agent
piston
pump
compressed air
nozzle
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.)
Pending
Application number
DE102014010948.8A
Other languages
German (de)
English (en)
Inventor
Enzo Falbo
Werner Overhoff
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.)
Albonair GmbH
Original Assignee
Albonair GmbH
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 Albonair GmbH filed Critical Albonair GmbH
Priority to DE102014010948.8A priority Critical patent/DE102014010948A1/de
Priority to CN201580022569.0A priority patent/CN106460608B/zh
Priority to PCT/EP2015/001028 priority patent/WO2016015792A1/de
Publication of DE102014010948A1 publication Critical patent/DE102014010948A1/de
Pending legal-status Critical Current

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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 ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • F01N2610/08—Adding substances to exhaust gases with prior mixing of the substances with a gas, e.g. air
    • 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
    • F01N2610/1446—Means for damping of pressure fluctuations in the delivery system, e.g. by puffer volumes or throttling
    • 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
    • F01N2610/1486—Means to prevent the substance from freezing
    • 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

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  • 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)
DE102014010948.8A 2014-07-28 2014-07-28 Reduktionsmitteldosiersystem mit Dämpfung der Reduktionsmittelförderung Pending DE102014010948A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE102014010948.8A DE102014010948A1 (de) 2014-07-28 2014-07-28 Reduktionsmitteldosiersystem mit Dämpfung der Reduktionsmittelförderung
CN201580022569.0A CN106460608B (zh) 2014-07-28 2015-05-20 具有受抑制的还原剂输送的还原剂计量***
PCT/EP2015/001028 WO2016015792A1 (de) 2014-07-28 2015-05-20 Reduktionsmitteldosiersystem mit dämpfung der reduktionsmittelförderung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014010948.8A DE102014010948A1 (de) 2014-07-28 2014-07-28 Reduktionsmitteldosiersystem mit Dämpfung der Reduktionsmittelförderung

Publications (1)

Publication Number Publication Date
DE102014010948A1 true DE102014010948A1 (de) 2016-01-28

Family

ID=53488283

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102014010948.8A Pending DE102014010948A1 (de) 2014-07-28 2014-07-28 Reduktionsmitteldosiersystem mit Dämpfung der Reduktionsmittelförderung

Country Status (3)

Country Link
CN (1) CN106460608B (zh)
DE (1) DE102014010948A1 (zh)
WO (1) WO2016015792A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111120054A (zh) * 2019-12-30 2020-05-08 潍柴动力股份有限公司 一种减少发动机scr箱尿素结晶的控制方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018111474B4 (de) * 2018-05-14 2021-09-16 Norma Germany Gmbh Fluidsystem und Verwendung eines bidirektionalen Druckventils
CN113530655B (zh) * 2021-08-11 2022-11-22 一汽解放汽车有限公司 尿素结晶检测装置、处理方法、装置、设备和存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10048246A1 (de) * 2000-09-29 2002-04-11 Bosch Gmbh Robert Vorrichtung zur Erzeugung eines Reduktionsmittel-Luft-Gemisches

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE119628T1 (de) * 1991-12-17 1995-03-15 Siemens Ag Flüssigkeitsringpumpe.
DE4432577A1 (de) * 1994-09-13 1996-03-14 Siemens Ag Einrichtung zur Einbringung einer Flüssigkeit in ein Strömungsmedium
EP0839264B1 (de) * 1994-09-13 1999-12-01 Siemens Aktiengesellschaft Verfahren und einrichtung zum einbringen von flüssigkeit in eine abgasreinigungsvorrichtung
DE19940298A1 (de) * 1999-08-25 2001-03-01 Bosch Gmbh Robert Verfahren und Vorrichtung zur Bestimmung eines Reduktionsmittels und/oder der Reduktionsmittelkonzentration einer Reduktionsmittellösung in einem Katalysatorsystem zugeordneten Reduktionsmitteltank
DE102009005790B4 (de) * 2009-01-22 2023-05-17 Albonair Gmbh Dosiersystem
EP2253351B1 (de) * 2009-04-28 2011-06-01 Dräger Medical GmbH Schlitzventil in Kombination mit einem pneumatischen Schaltkreis eines Beatmungsgeräts
DE102011002427A1 (de) * 2011-01-04 2012-07-05 Robert Bosch Gmbh Doppelrückschlagventil zur bidirektionalen Durchflusskontrolle von gasförmigen und/oder flüssigen Medien sowie Verwendung des Doppelrückschlagventils
DE102011107609A1 (de) * 2011-06-30 2013-01-03 Albonair Gmbh Reduktionsmitteleinspritzdüse und Verfahren zur Herstellung einer Reduktionsmitteleinspritzdüse
CN103742383A (zh) * 2014-01-23 2014-04-23 苏州派格丽减排***有限公司 用于scr减排***的储能式增压电磁柱塞泵及计量喷射***

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10048246A1 (de) * 2000-09-29 2002-04-11 Bosch Gmbh Robert Vorrichtung zur Erzeugung eines Reduktionsmittel-Luft-Gemisches

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DIN 70070

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111120054A (zh) * 2019-12-30 2020-05-08 潍柴动力股份有限公司 一种减少发动机scr箱尿素结晶的控制方法

Also Published As

Publication number Publication date
WO2016015792A1 (de) 2016-02-04
CN106460608B (zh) 2020-07-03
CN106460608A (zh) 2017-02-22

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Representative=s name: PATENTANWALTSKANZLEI METHLING DR. FRANK-OLIVER, DE