DE69108998T2 - Katalytischer Konverter mit Widerstand-Heizelement. - Google Patents

Katalytischer Konverter mit Widerstand-Heizelement.

Info

Publication number
DE69108998T2
DE69108998T2 DE69108998T DE69108998T DE69108998T2 DE 69108998 T2 DE69108998 T2 DE 69108998T2 DE 69108998 T DE69108998 T DE 69108998T DE 69108998 T DE69108998 T DE 69108998T DE 69108998 T2 DE69108998 T2 DE 69108998T2
Authority
DE
Germany
Prior art keywords
heating element
catalytic converter
resistance heating
catalytic
resistance
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 - Fee Related
Application number
DE69108998T
Other languages
English (en)
Other versions
DE69108998D1 (de
Inventor
Takashi Harada
Fumio Abe
Hiroshige Mizuno
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.)
NGK Insulators Ltd
Original Assignee
NGK Insulators Ltd
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
Priority claimed from JP2172929A external-priority patent/JP2818473B2/ja
Priority claimed from JP02172930A external-priority patent/JP3091201B2/ja
Priority claimed from JP2172931A external-priority patent/JP2821006B2/ja
Priority claimed from JP2196511A external-priority patent/JP2818477B2/ja
Application filed by NGK Insulators Ltd filed Critical NGK Insulators Ltd
Application granted granted Critical
Publication of DE69108998D1 publication Critical patent/DE69108998D1/de
Publication of DE69108998T2 publication Critical patent/DE69108998T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • 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
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
    • F01N3/2026—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means directly electrifying the catalyst substrate, i.e. heating the electrically conductive catalyst substrate by joule effect
    • 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
    • F01N3/2053—By-passing catalytic reactors, e.g. to prevent overheating
    • 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/14—Sintered material
    • 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)
  • Catalysts (AREA)
DE69108998T 1990-06-29 1991-07-01 Katalytischer Konverter mit Widerstand-Heizelement. Expired - Fee Related DE69108998T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2172929A JP2818473B2 (ja) 1990-06-29 1990-06-29 自動車排ガス浄化用触媒コンバーター装置及び自動車排ガスの浄化方法
JP02172930A JP3091201B2 (ja) 1990-06-29 1990-06-29 自動車排ガス浄化用触媒コンバーター
JP2172931A JP2821006B2 (ja) 1990-06-29 1990-06-29 抵抗調節型ヒーター及び触媒コンバーター
JP2196511A JP2818477B2 (ja) 1990-07-25 1990-07-25 自動車排ガス浄化用触媒コンバーター

Publications (2)

Publication Number Publication Date
DE69108998D1 DE69108998D1 (de) 1995-05-24
DE69108998T2 true DE69108998T2 (de) 1995-12-07

Family

ID=27474470

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69108998T Expired - Fee Related DE69108998T2 (de) 1990-06-29 1991-07-01 Katalytischer Konverter mit Widerstand-Heizelement.

Country Status (4)

Country Link
EP (1) EP0465183B1 (de)
AU (1) AU680574B2 (de)
CA (1) CA2045726C (de)
DE (1) DE69108998T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE470136B (sv) * 1992-04-22 1993-11-15 Sandvik Ab Anordning vid katalysatorenhet för förbränningsmotor innefattande en elektriskt värmd metalltråd
JP3058995B2 (ja) * 1992-08-18 2000-07-04 日本碍子株式会社 ハニカムヒーター
DE19804460C2 (de) * 1998-02-05 1999-11-25 Daimler Chrysler Ag Abgasreinigungsanlage und Betriebsverfahren hierfür
EP2832446B1 (de) * 2012-03-30 2017-03-15 NGK Insulators, Ltd. Wabenstruktur
DE102018200464A1 (de) * 2018-01-12 2019-07-18 Continental Automotive Gmbh Vorrichtung und Verfahren zum Beheizen einer Vorrichtung zur Abgasnachbehandlung
US11668215B2 (en) * 2019-10-25 2023-06-06 ECC TEC MSJ Incorporated Catalytic converter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1188373B (de) * 1962-01-09 1965-03-04 Eberspaecher J Abgasentgiftungsvorrichtung, insbesondere fuer Brennkraftmaschinenabgase
US3768982A (en) * 1971-06-22 1973-10-30 Ford Motor Co Catalytic converter with electrically preheated catalyst
DE2333092A1 (de) * 1973-06-29 1975-01-16 Volkswagenwerk Ag Abgasreinigungsanlage
US4264888A (en) * 1979-05-04 1981-04-28 Texas Instruments Incorporated Multipassage resistor and method of making
DE8816514U1 (de) * 1988-04-25 1989-10-26 Emitec Gesellschaft für Emissionstechnologie mbH, 5204 Lohmar Elektrisch beheizbarer Katalysator-Trägerkörper
DE58900911D1 (de) * 1988-08-26 1992-04-09 Bayerische Motoren Werke Ag Verzweigte abgasleitung einer brennkraftmaschine.

Also Published As

Publication number Publication date
AU1153395A (en) 1995-03-30
AU654490B2 (en) 1994-11-10
CA2045726A1 (en) 1991-12-30
AU7941791A (en) 1992-01-02
EP0465183A1 (de) 1992-01-08
CA2045726C (en) 1997-09-09
DE69108998D1 (de) 1995-05-24
EP0465183B1 (de) 1995-04-19
AU680574B2 (en) 1997-07-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee