DE59001169D1 - Nachruestsatz fuer otto-motoren. - Google Patents

Nachruestsatz fuer otto-motoren.

Info

Publication number
DE59001169D1
DE59001169D1 DE9090120767T DE59001169T DE59001169D1 DE 59001169 D1 DE59001169 D1 DE 59001169D1 DE 9090120767 T DE9090120767 T DE 9090120767T DE 59001169 T DE59001169 T DE 59001169T DE 59001169 D1 DE59001169 D1 DE 59001169D1
Authority
DE
Germany
Prior art keywords
retrofit kit
otto engines
otto
engines
retrofit
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
DE9090120767T
Other languages
English (en)
Inventor
Kurt Gutmann
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.)
Gutmann Messtechnik AG
Original Assignee
Gutmann Messtechnik AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25886776&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE59001169(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Gutmann Messtechnik AG filed Critical Gutmann Messtechnik AG
Application granted granted Critical
Publication of DE59001169D1 publication Critical patent/DE59001169D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/28—Interface circuits
    • 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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1446—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being exhaust temperatures
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/266—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor the computer being backed-up or assisted by another circuit, e.g. analogue
    • 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
    • F02D41/30—Controlling fuel injection
    • F02D41/3005—Details not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2400/00—Control systems adapted for specific engine types; Special features of engine control systems not otherwise provided for; Power supply, connectors or cabling for engine control systems
    • F02D2400/11—After-sales modification devices designed to be used to modify an engine afterwards

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
DE9090120767T 1989-11-04 1990-10-30 Nachruestsatz fuer otto-motoren. Expired - Fee Related DE59001169D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3936820 1989-11-04
DE4001334A DE4001334A1 (de) 1989-11-04 1990-01-18 Nachruestsatz fuer otto-motoren

Publications (1)

Publication Number Publication Date
DE59001169D1 true DE59001169D1 (de) 1993-05-13

Family

ID=25886776

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4001334A Withdrawn DE4001334A1 (de) 1989-11-04 1990-01-18 Nachruestsatz fuer otto-motoren
DE9090120767T Expired - Fee Related DE59001169D1 (de) 1989-11-04 1990-10-30 Nachruestsatz fuer otto-motoren.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4001334A Withdrawn DE4001334A1 (de) 1989-11-04 1990-01-18 Nachruestsatz fuer otto-motoren

Country Status (2)

Country Link
EP (1) EP0427087B1 (de)
DE (2) DE4001334A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4120891A1 (de) * 1991-06-25 1993-01-07 Bayerische Motoren Werke Ag Brennkraftmaschine mit einer sekundaerluftpumpe, sowie betriebsverfahren hierfuer
DE19633681C2 (de) * 1996-08-21 2001-11-29 Udo Schol Lambda-geregelter Zusatzgemischbildner zur G-Kat Nachrüstung von Brennkraftmaschinen
TR200002521T2 (tr) 1997-11-30 2001-04-20 Wwu Wissenschaftliche Werkstatt F�R Umweltmesstechnik Gmbh Egzostaki zaralı madde mürekkipleri ölçülmesi ve motör soğukken işletme ve seyir esnasında çok yüksek zararlı madde emisyonlarının azaltılması.
DE102006015509B3 (de) * 2006-03-31 2007-08-23 Avg Gmbh Nachrüstmodel für Fahrzeuge mit geregeltem Katalysator

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2202614A1 (de) * 1972-01-20 1973-08-02 Bosch Gmbh Robert Abgasnachverbrennungseinrichtung
JPS5226285B2 (de) * 1973-08-11 1977-07-13
FR2263384A1 (en) * 1974-03-06 1975-10-03 Sopromi Soc Proc Modern Inject Correction cct. for engine fuel injection system - varies duration of injection time according to exhaust oxygen content
JPS602510B2 (ja) * 1977-09-21 1985-01-22 株式会社日立製作所 自動車制御用アクチユエータの制御装置
JPS5510055A (en) * 1978-07-10 1980-01-24 Toyota Motor Corp Hc release controlling apparatus for catalyst loading car at cold
JPS5510081A (en) * 1978-07-10 1980-01-24 Toyota Motor Corp Collecting and purging device of fuel vapor in engine
JPS58133446A (ja) * 1982-02-02 1983-08-09 Meidensha Electric Mfg Co Ltd エンジン吸入空気圧力制御装置
DE3511997A1 (de) * 1985-04-02 1986-10-09 Volkswagen AG, 3180 Wolfsburg Anordnung fuer fahrzeuge, insbesondere personenkraftfahrzeuge
JPS62159748A (ja) * 1986-01-08 1987-07-15 Fuji Heavy Ind Ltd 排気ガス温度上昇防止システム
JPH0799110B2 (ja) * 1987-08-17 1995-10-25 本田技研工業株式会社 内燃エンジンの空燃比フィ−ドバック制御方法
DE3800088A1 (de) * 1988-01-05 1989-07-13 Vdo Schindling Verfahren zur verbesserung des abgasverhaltens von ottomotoren
DE3807999A1 (de) * 1988-03-10 1989-09-21 Voest Alpine Automotive Elektronischer regler fuer kraftfahrzeuge mit brennkraftmaschinen

Also Published As

Publication number Publication date
EP0427087A3 (en) 1991-11-06
EP0427087B1 (de) 1993-04-07
DE4001334A1 (de) 1991-05-08
EP0427087A2 (de) 1991-05-15

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee