DE50004565D1 - VERFAHREN ZUM BETRIEB EINES NOx-SPEICHERKATALYSATORS BEI BRENNKRAFTMASCHINEN - Google Patents

VERFAHREN ZUM BETRIEB EINES NOx-SPEICHERKATALYSATORS BEI BRENNKRAFTMASCHINEN

Info

Publication number
DE50004565D1
DE50004565D1 DE50004565T DE50004565T DE50004565D1 DE 50004565 D1 DE50004565 D1 DE 50004565D1 DE 50004565 T DE50004565 T DE 50004565T DE 50004565 T DE50004565 T DE 50004565T DE 50004565 D1 DE50004565 D1 DE 50004565D1
Authority
DE
Germany
Prior art keywords
operating
internal combustion
combustion engines
nox storage
storage catalyst
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 - Lifetime
Application number
DE50004565T
Other languages
English (en)
Inventor
Wilhelm Polach
Bernd Hupfeld
Thomas Wahl
Frank Brenner
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 DE50004565T priority Critical patent/DE50004565D1/de
Application granted granted Critical
Publication of DE50004565D1 publication Critical patent/DE50004565D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen oxides
    • 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
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • 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
DE50004565T 1999-12-29 2000-12-29 VERFAHREN ZUM BETRIEB EINES NOx-SPEICHERKATALYSATORS BEI BRENNKRAFTMASCHINEN Expired - Lifetime DE50004565D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50004565T DE50004565D1 (de) 1999-12-29 2000-12-29 VERFAHREN ZUM BETRIEB EINES NOx-SPEICHERKATALYSATORS BEI BRENNKRAFTMASCHINEN

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19963624A DE19963624A1 (de) 1999-12-29 1999-12-29 Verfahren zum Betrieb eines NOx-Speicherkatalysators bei Brennkraftmaschinen
DE50004565T DE50004565D1 (de) 1999-12-29 2000-12-29 VERFAHREN ZUM BETRIEB EINES NOx-SPEICHERKATALYSATORS BEI BRENNKRAFTMASCHINEN
PCT/DE2000/004635 WO2001049985A1 (de) 1999-12-29 2000-12-29 VERFAHREN ZUM BETRIEB EINES NOx-SPEICHERKATALYSATORS BEI BRENNKRAFTMASCHINEN

Publications (1)

Publication Number Publication Date
DE50004565D1 true DE50004565D1 (de) 2004-01-08

Family

ID=7934900

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19963624A Withdrawn DE19963624A1 (de) 1999-12-29 1999-12-29 Verfahren zum Betrieb eines NOx-Speicherkatalysators bei Brennkraftmaschinen
DE50004565T Expired - Lifetime DE50004565D1 (de) 1999-12-29 2000-12-29 VERFAHREN ZUM BETRIEB EINES NOx-SPEICHERKATALYSATORS BEI BRENNKRAFTMASCHINEN

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19963624A Withdrawn DE19963624A1 (de) 1999-12-29 1999-12-29 Verfahren zum Betrieb eines NOx-Speicherkatalysators bei Brennkraftmaschinen

Country Status (7)

Country Link
US (1) US20020134075A1 (de)
EP (1) EP1163431B1 (de)
JP (1) JP2003519317A (de)
KR (1) KR20010102422A (de)
CN (1) CN1342244A (de)
DE (2) DE19963624A1 (de)
WO (1) WO2001049985A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1687336B (zh) * 2005-04-06 2010-10-13 上海纳克润滑技术有限公司 一种高温链条油复合添加剂及其制备方法
US8474243B2 (en) * 2006-12-22 2013-07-02 Cummins, Inc. System for controlling regeneration of an adsorber
DE102016219301A1 (de) * 2016-10-05 2018-04-05 Audi Ag Verfahren und Vorrichtung zur Abgasreinigung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3228006B2 (ja) * 1994-06-30 2001-11-12 トヨタ自動車株式会社 内燃機関の排気浄化要素劣化検出装置
DE19739848A1 (de) * 1997-09-11 1999-03-18 Bosch Gmbh Robert Brennkraftmaschine insbesondere für ein Kraftfahrzeug
DE19755600C2 (de) * 1997-12-15 2002-01-17 Bosch Gmbh Robert Betrieb eines Verbrennungsmotors in Verbindungmit einem NOx-Speicherkatalysator
DE19830829C1 (de) * 1998-07-09 1999-04-08 Siemens Ag Verfahren zur Regeneration eines NOx-Speicherkatalysators

Also Published As

Publication number Publication date
US20020134075A1 (en) 2002-09-26
WO2001049985A1 (de) 2001-07-12
EP1163431B1 (de) 2003-11-26
CN1342244A (zh) 2002-03-27
JP2003519317A (ja) 2003-06-17
DE19963624A1 (de) 2001-07-12
KR20010102422A (ko) 2001-11-15
EP1163431A1 (de) 2001-12-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition