DE102011007184A1 - Heizung für ein Dosiersystem - Google Patents

Heizung für ein Dosiersystem Download PDF

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Publication number
DE102011007184A1
DE102011007184A1 DE102011007184A DE102011007184A DE102011007184A1 DE 102011007184 A1 DE102011007184 A1 DE 102011007184A1 DE 102011007184 A DE102011007184 A DE 102011007184A DE 102011007184 A DE102011007184 A DE 102011007184A DE 102011007184 A1 DE102011007184 A1 DE 102011007184A1
Authority
DE
Germany
Prior art keywords
heating
urea solution
heating device
temperature range
heating elements
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Withdrawn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
DE102011007184A
Other languages
German (de)
English (en)
Inventor
Elvis Spahic
Mirza Hamzic
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE102011007184A priority Critical patent/DE102011007184A1/de
Priority to IN506DE2012 priority patent/IN2012DE00506A/en
Priority to FR1253285A priority patent/FR2974145B1/fr
Priority to CN201210104030.8A priority patent/CN102733900B/zh
Publication of DE102011007184A1 publication Critical patent/DE102011007184A1/de
Withdrawn legal-status Critical Current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
    • 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]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/78—Heating arrangements specially adapted for immersion heating
    • H05B3/82—Fixedly-mounted immersion heaters
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/16—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an electric heater, i.e. a resistance heater
    • 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
    • F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
    • F01N2610/105—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
    • F01N2610/1486—Means to prevent the substance from freezing
    • 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
    • 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
    • F01N2900/1811—Temperature
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/002—Heaters using a particular layout for the resistive material or resistive elements
    • H05B2203/003—Heaters using a particular layout for the resistive material or resistive elements using serpentine layout
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/021—Heaters specially adapted for heating liquids
    • 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)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
DE102011007184A 2011-04-12 2011-04-12 Heizung für ein Dosiersystem Withdrawn DE102011007184A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE102011007184A DE102011007184A1 (de) 2011-04-12 2011-04-12 Heizung für ein Dosiersystem
IN506DE2012 IN2012DE00506A (enExample) 2011-04-12 2012-02-22
FR1253285A FR2974145B1 (fr) 2011-04-12 2012-04-11 Installation de chauffage d'un systeme de dosage, notamment d'un milieu liquide et en particulier d'une solution aqueuse d'uree
CN201210104030.8A CN102733900B (zh) 2011-04-12 2012-04-11 用于计量系统的加热装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102011007184A DE102011007184A1 (de) 2011-04-12 2011-04-12 Heizung für ein Dosiersystem

Publications (1)

Publication Number Publication Date
DE102011007184A1 true DE102011007184A1 (de) 2012-10-18

Family

ID=46935297

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102011007184A Withdrawn DE102011007184A1 (de) 2011-04-12 2011-04-12 Heizung für ein Dosiersystem

Country Status (4)

Country Link
CN (1) CN102733900B (enExample)
DE (1) DE102011007184A1 (enExample)
FR (1) FR2974145B1 (enExample)
IN (1) IN2012DE00506A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015181225A1 (de) * 2014-05-28 2015-12-03 Continental Automotive Gmbh Heizung für eine vorrichtung zur bereitstellung eines flüssigen additivs
WO2018157997A1 (de) * 2017-03-01 2018-09-07 Robert Bosch Gmbh Heizeinrichtung

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3059417B1 (fr) 2016-11-30 2020-11-06 Plastic Omnium Advanced Innovation & Res Methode d'estimation d'un volume decongele present sous forme liquide dans un reservoir.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006012855A1 (de) 2006-03-21 2007-09-27 Robert Bosch Gmbh Verfahren und Dosiersystem zur Schadstoffreduktion in Kraftfahrzeugabgasen

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6246831B1 (en) * 1999-06-16 2001-06-12 David Seitz Fluid heating control system
DE10251588A1 (de) * 2002-11-06 2004-05-19 Robert Bosch Gmbh Vorrichtung zur Nachbehandlung des Abgases einer Brennkraftmaschine
ITTO20030603A1 (it) * 2003-08-05 2005-02-06 Eltek Spa Dispositivo riscaldatore di un fluido impiegato su di un autoveicolo,in particolare un carburante.
JPWO2009008408A1 (ja) * 2007-07-06 2010-09-09 三井金属鉱業株式会社 液体凝固点識別装置、およびそれを用いた液体貯留タンクの凝固防止装置、ならびに自動車の排気ガスの低減装置
FR2919456B1 (fr) * 2007-07-26 2009-11-27 Inergy Automotive Systems Res Methode pour le chauffage d'au moins un composant d'un systeme scr a l'aide d'elements chauffants resistifs.
DE102008005196A1 (de) * 2008-01-18 2009-07-23 Dbk David + Baader Gmbh Tankentnahmesystem mit elektrischer und fluidischer Heizvorrichtung
US20100078426A1 (en) * 2008-10-01 2010-04-01 Bob Xiaobin Li Apparatus and method for maintaining a urea solution in a liquid state for treatment of diesel exhaust
DE102009041749B4 (de) * 2009-09-16 2013-02-07 Beru Ag Verfahren zum Betreiben eines Heizelements in einem Kraftfahrzeug durch Pulsweitenmodulation

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006012855A1 (de) 2006-03-21 2007-09-27 Robert Bosch Gmbh Verfahren und Dosiersystem zur Schadstoffreduktion in Kraftfahrzeugabgasen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015181225A1 (de) * 2014-05-28 2015-12-03 Continental Automotive Gmbh Heizung für eine vorrichtung zur bereitstellung eines flüssigen additivs
US20170159523A1 (en) * 2014-05-28 2017-06-08 Continental Automotive Gmbh Heater for a device for providing a liquid additive
WO2018157997A1 (de) * 2017-03-01 2018-09-07 Robert Bosch Gmbh Heizeinrichtung

Also Published As

Publication number Publication date
CN102733900A (zh) 2012-10-17
FR2974145A1 (fr) 2012-10-19
CN102733900B (zh) 2017-08-08
FR2974145B1 (fr) 2017-05-05
IN2012DE00506A (enExample) 2015-06-05

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R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee