CN104271908A - 用于排空液体添加剂的输送单元的方法及装置 - Google Patents

用于排空液体添加剂的输送单元的方法及装置 Download PDF

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Publication number
CN104271908A
CN104271908A CN201380020671.8A CN201380020671A CN104271908A CN 104271908 A CN104271908 A CN 104271908A CN 201380020671 A CN201380020671 A CN 201380020671A CN 104271908 A CN104271908 A CN 104271908A
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CN
China
Prior art keywords
switch
delivery unit
delivery
emptying
temperature
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
CN201380020671.8A
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English (en)
Chinese (zh)
Inventor
卡斯滕·克鲁斯
托马斯·内格尔
斯文·舍佩尔斯
简·霍奇森
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.)
Vitesco Technologies Lohmar Verwaltungs GmbH
Original Assignee
Emitec Gesellschaft fuer Emissionstechnologie mbH
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 Emitec Gesellschaft fuer Emissionstechnologie mbH filed Critical Emitec Gesellschaft fuer Emissionstechnologie mbH
Publication of CN104271908A publication Critical patent/CN104271908A/zh
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
    • F01N3/005—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for draining or otherwise eliminating condensates or moisture accumulating in the 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
    • 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
    • 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
    • F01N3/2066—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
    • F01N2610/01—Adding substances to exhaust gases the substance being catalytic material in liquid form
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/36—Thermally-sensitive members actuated due to expansion or contraction of a fluid with or without vaporisation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/46—Thermally-sensitive members actuated due to expansion or contraction of a solid
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes
    • Y10T137/0324—With control of flow by a condition or characteristic of a fluid
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/1189—Freeze condition responsive safety systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
CN201380020671.8A 2012-04-19 2013-04-16 用于排空液体添加剂的输送单元的方法及装置 Pending CN104271908A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE201210103453 DE102012103453A1 (de) 2012-04-19 2012-04-19 Verfahren und Vorrichtung zur Entleerung einer Fördereinheit für ein flüssiges Additiv
DE102012103453.2 2012-04-19
PCT/EP2013/057896 WO2013156475A1 (de) 2012-04-19 2013-04-16 Verfahren und vorrichtung zur entleerung einer fördereinheit für ein flüssiges additiv

Publications (1)

Publication Number Publication Date
CN104271908A true CN104271908A (zh) 2015-01-07

Family

ID=48128307

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380020671.8A Pending CN104271908A (zh) 2012-04-19 2013-04-16 用于排空液体添加剂的输送单元的方法及装置

Country Status (10)

Country Link
US (1) US20150033712A1 (enExample)
EP (1) EP2844852B1 (enExample)
JP (1) JP2015517053A (enExample)
KR (1) KR20140132413A (enExample)
CN (1) CN104271908A (enExample)
DE (1) DE102012103453A1 (enExample)
IN (1) IN2014DN07502A (enExample)
RU (1) RU2597271C2 (enExample)
TW (1) TW201403004A (enExample)
WO (1) WO2013156475A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107250499A (zh) * 2015-03-06 2017-10-13 康明斯排放处理公司 用于清空废气还原剂输送系统的系统和方法
CN110792487A (zh) * 2018-08-03 2020-02-14 罗伯特·博世有限公司 用于运行scr催化器系统的计量系统的方法
CN119593844A (zh) * 2024-11-18 2025-03-11 东风商用车有限公司 尿素泵压力传感器的保护方法、装置、柴油车及存储介质

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013101573A1 (de) * 2013-02-18 2014-08-21 Emitec France S.A.S Verfahren zum Beheizen einer Fördervorrichtung
DE102015006882A1 (de) * 2015-06-03 2016-12-08 Mann + Hummel Gmbh Heizsystem für eine wässrige Harnstofflösung
FR3071013B1 (fr) 2017-09-12 2019-08-30 Continental Automotive France Procede de prevention d'un risque de gel dans un dispositif d'alimentation en agent reducteur d'un systeme de reduction catalytique selective

Citations (5)

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US4205293A (en) * 1977-05-06 1980-05-27 Bbc Brown Boveri & Company Limited Thermoelectric switch
US4498069A (en) * 1981-11-04 1985-02-05 Texas Instruments Incorporated Electric switches actuated by bimetals for one or several temperatures of response
DE102006019973A1 (de) * 2006-04-29 2007-10-31 Purem Abgassysteme Gmbh & Co. Kg Dosiersystem für ein Reduktionsmittel und Verfahren zum Betreiben eines Dosiersystems
CN101084053A (zh) * 2004-11-10 2007-12-05 罗伯特·博世有限公司 配量系统及用于运行配量系统的方法
DE102010039103A1 (de) * 2010-08-09 2012-02-09 Robert Bosch Gmbh Dosiersystem sowie 3/2-Wegeventil für ein Dosiersystem

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JPS63105240U (enExample) * 1986-12-25 1988-07-07
JP2666557B2 (ja) * 1990-10-15 1997-10-22 トヨタ自動車株式会社 エバポパージシステムの故障診断装置
JP2567660Y2 (ja) * 1991-03-14 1998-04-02 株式会社パイオラックス 感温スイッチ
US7034375B2 (en) * 2003-02-21 2006-04-25 Honeywell International Inc. Micro electromechanical systems thermal switch
DE102007044403B4 (de) * 2007-09-18 2011-04-28 Continental Automotive Gmbh Vorrichtung zum Einbringen einer Reduktionsmittelflüssigkeit in ein Abgas einer Verbrennungsanlage
FR2922594A1 (fr) * 2007-10-23 2009-04-24 Peugeot Citroen Automobiles Sa Procede de gestion d'injection d'uree dans un systeme a reduction catalytique selective
US20100146940A1 (en) * 2008-12-17 2010-06-17 Delphi Technologies, Inc. Active buoyant urea heater
US20120036838A1 (en) * 2009-04-13 2012-02-16 Bosch Corporation Exhaust purification system for a vehicle
JP5325850B2 (ja) * 2009-10-30 2013-10-23 ボッシュ株式会社 還元剤噴射弁の異常検出装置及び異常検出方法、並びに内燃機関の排気浄化装置
JP2011247135A (ja) * 2010-05-25 2011-12-08 Isuzu Motors Ltd Ｓｃｒシステム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205293A (en) * 1977-05-06 1980-05-27 Bbc Brown Boveri & Company Limited Thermoelectric switch
US4498069A (en) * 1981-11-04 1985-02-05 Texas Instruments Incorporated Electric switches actuated by bimetals for one or several temperatures of response
CN101084053A (zh) * 2004-11-10 2007-12-05 罗伯特·博世有限公司 配量系统及用于运行配量系统的方法
DE102006019973A1 (de) * 2006-04-29 2007-10-31 Purem Abgassysteme Gmbh & Co. Kg Dosiersystem für ein Reduktionsmittel und Verfahren zum Betreiben eines Dosiersystems
DE102010039103A1 (de) * 2010-08-09 2012-02-09 Robert Bosch Gmbh Dosiersystem sowie 3/2-Wegeventil für ein Dosiersystem

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107250499A (zh) * 2015-03-06 2017-10-13 康明斯排放处理公司 用于清空废气还原剂输送系统的系统和方法
CN107250499B (zh) * 2015-03-06 2019-12-13 康明斯排放处理公司 用于清空废气还原剂输送系统的系统和方法
CN110792487A (zh) * 2018-08-03 2020-02-14 罗伯特·博世有限公司 用于运行scr催化器系统的计量系统的方法
CN110792487B (zh) * 2018-08-03 2023-10-03 罗伯特·博世有限公司 用于运行scr催化器系统的计量系统的方法
CN119593844A (zh) * 2024-11-18 2025-03-11 东风商用车有限公司 尿素泵压力传感器的保护方法、装置、柴油车及存储介质
CN119593844B (zh) * 2024-11-18 2025-09-09 东风商用车有限公司 尿素泵压力传感器的保护方法、装置、柴油车及存储介质

Also Published As

Publication number Publication date
JP2015517053A (ja) 2015-06-18
KR20140132413A (ko) 2014-11-17
EP2844852A1 (de) 2015-03-11
EP2844852B1 (de) 2016-11-23
TW201403004A (zh) 2014-01-16
DE102012103453A1 (de) 2013-10-24
RU2014146227A (ru) 2016-06-10
IN2014DN07502A (enExample) 2015-04-24
US20150033712A1 (en) 2015-02-05
WO2013156475A1 (de) 2013-10-24
RU2597271C2 (ru) 2016-09-10

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Application publication date: 20150107