CA991437A - Catalytic converter overheating protection - Google Patents

Catalytic converter overheating protection

Info

Publication number
CA991437A
CA991437A CA176,501A CA176501A CA991437A CA 991437 A CA991437 A CA 991437A CA 176501 A CA176501 A CA 176501A CA 991437 A CA991437 A CA 991437A
Authority
CA
Canada
Prior art keywords
catalytic converter
overheating protection
converter overheating
protection
catalytic
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
Application number
CA176,501A
Other languages
English (en)
Other versions
CA176501S (en
Inventor
Lothar Reck
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
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 Motors Liquidation Co filed Critical Motors Liquidation Co
Application granted granted Critical
Publication of CA991437A publication Critical patent/CA991437A/en
Expired 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
    • F01N3/10—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
    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/275—Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature
    • G05D23/27535—Details of the sensing element
    • G05D23/27541—Details of the sensing element using expansible solid
    • 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Exhaust Gas After Treatment (AREA)
CA176,501A 1972-08-11 1973-07-16 Catalytic converter overheating protection Expired CA991437A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2239549A DE2239549C3 (de) 1972-08-11 1972-08-11 Übertemperatur-Anzeige- und -Schutzvorrichtung, insbesondere in katalytisch wirkenden Abgasentgiftungsanlagen von Brennkraftmaschinen

Publications (1)

Publication Number Publication Date
CA991437A true CA991437A (en) 1976-06-22

Family

ID=5853323

Family Applications (1)

Application Number Title Priority Date Filing Date
CA176,501A Expired CA991437A (en) 1972-08-11 1973-07-16 Catalytic converter overheating protection

Country Status (3)

Country Link
US (1) US3838569A (de)
CA (1) CA991437A (de)
DE (1) DE2239549C3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3921453A (en) * 1974-03-08 1975-11-25 Chrysler Corp Thermocouple system having a PN junction for cold junction compensation
DE3627437C2 (de) * 1986-08-13 1994-05-26 Bayerische Motoren Werke Ag Schutzvorrichtung für einen Abgas-Katalysator einer Brennkraftmaschine mit einer Lambda-Regeleinrichtung
IT1237742B (it) * 1989-12-22 1993-06-15 Fiat Auto Spa Dispositivo di allarme per la protezione di convertitori catalitici per i gas di scarico di motori endotermici e veicolo munito di tale dispositivo
EP0521052B1 (de) * 1990-03-19 1994-01-26 Emitec Gesellschaft für Emissionstechnologie mbH Verfahren und vorrichtung zur betriebsüberwachung eines katalysators einer verbrennungsmaschine
GB9224145D0 (en) * 1992-11-18 1993-01-06 Graviner Ltd Kidde Catalytic converters
DE10038743A1 (de) * 2000-08-09 2002-02-21 Daimler Chrysler Ag Vorrichtung zur Entzündung eines brennbaren Gasgemischs für die Abgasanlage einer Brennkraftmaschine und entsprechende Abgasanlage
EP2989304A1 (de) * 2013-04-26 2016-03-02 Watlow Electric Manufacturing Company Intelligente heizsystem
DE102020200139A1 (de) * 2020-01-08 2021-07-08 Volkswagen Aktiengesellschaft Anordnung zur Temperaturmessung
US11428181B2 (en) * 2020-03-25 2022-08-30 Cummins Inc. Systems and methods for ultra-low NOx cold start warmup control and fault diagnosis

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3159824A (en) * 1955-09-23 1964-12-01 King Seeley Thermos Co Electrical control system
US3149293A (en) * 1960-10-19 1964-09-15 Thomas P Farkas Electronic timer or pulse time modulator
US3197754A (en) * 1961-12-22 1965-07-27 Stewart Warner Corp Temperature indicating device
US3338682A (en) * 1964-12-14 1967-08-29 Walker Mfg Co Muffler secondary air silencer
US3475742A (en) * 1967-01-19 1969-10-28 Eckrich Peter & Sons Temperature telemetering system
US3599049A (en) * 1969-04-30 1971-08-10 Syndyne Corp Dual-polarity electronic switch

Also Published As

Publication number Publication date
DE2239549B2 (de) 1974-06-27
DE2239549A1 (de) 1974-03-07
DE2239549C3 (de) 1975-02-13
US3838569A (en) 1974-10-01

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