DE2539194A1 - Schaltungsanordnung zur auswertung von elektrischen ausgangssignalen eines detektors fuer dickenaenderungen einer kraftstoffeinspritzleitung - Google Patents

Schaltungsanordnung zur auswertung von elektrischen ausgangssignalen eines detektors fuer dickenaenderungen einer kraftstoffeinspritzleitung

Info

Publication number
DE2539194A1
DE2539194A1 DE19752539194 DE2539194A DE2539194A1 DE 2539194 A1 DE2539194 A1 DE 2539194A1 DE 19752539194 DE19752539194 DE 19752539194 DE 2539194 A DE2539194 A DE 2539194A DE 2539194 A1 DE2539194 A1 DE 2539194A1
Authority
DE
Germany
Prior art keywords
detector
output
circuit arrangement
fuel injection
thickness
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.)
Ceased
Application number
DE19752539194
Other languages
German (de)
English (en)
Inventor
Albert Ing Grad Maringer
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.)
Siemens Corp
Original Assignee
Siemens Corp
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 Siemens Corp filed Critical Siemens Corp
Priority to DE19752539194 priority Critical patent/DE2539194A1/de
Priority to US05/716,220 priority patent/US4045687A/en
Priority to SE7609368A priority patent/SE7609368L/xx
Priority to IT26684/76A priority patent/IT1067838B/it
Priority to FR7626492A priority patent/FR2323182A1/fr
Priority to JP51105650A priority patent/JPS5232357A/ja
Publication of DE2539194A1 publication Critical patent/DE2539194A1/de
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • F02M65/003—Measuring variation of fuel pressure in high pressure line
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/08—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of piezoelectric devices, i.e. electric circuits therefor
    • 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
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2055—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit with means for determining actual opening or closing time
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/06—Fuel or fuel supply system parameters
    • F02D2200/0602—Fuel pressure
    • 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
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D41/2096—Output circuits, e.g. for controlling currents in command coils for controlling piezoelectric injectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/21—Fuel-injection apparatus with piezoelectric or magnetostrictive elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
DE19752539194 1975-09-03 1975-09-03 Schaltungsanordnung zur auswertung von elektrischen ausgangssignalen eines detektors fuer dickenaenderungen einer kraftstoffeinspritzleitung Ceased DE2539194A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19752539194 DE2539194A1 (de) 1975-09-03 1975-09-03 Schaltungsanordnung zur auswertung von elektrischen ausgangssignalen eines detektors fuer dickenaenderungen einer kraftstoffeinspritzleitung
US05/716,220 US4045687A (en) 1975-09-03 1976-08-20 Circuit arrangement for evaluating the electrical output signals of a detector for thickness changes in a fuel injection line
SE7609368A SE7609368L (sv) 1975-09-03 1976-08-24 Organ for utverdering av signaler vid en brensleinsprutningsanordning
IT26684/76A IT1067838B (it) 1975-09-03 1976-08-31 Disposizione circuitale per valutare i segnali elettrici di uscita di un rivelatore servente per registrare le variazioni di spessore di una conduttura di iniezione del carburante
FR7626492A FR2323182A1 (fr) 1975-09-03 1976-09-02 Montage pour l'exploitation de signaux electriques de sortie d'un detecteur detectant des variations de l'epaisseur d'une conduite d'injection de carburant
JP51105650A JPS5232357A (en) 1975-09-03 1976-09-03 Electric output signal discriminating circuit for apparatus for detecting change in thickness of fuel injection pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752539194 DE2539194A1 (de) 1975-09-03 1975-09-03 Schaltungsanordnung zur auswertung von elektrischen ausgangssignalen eines detektors fuer dickenaenderungen einer kraftstoffeinspritzleitung

Publications (1)

Publication Number Publication Date
DE2539194A1 true DE2539194A1 (de) 1977-03-10

Family

ID=5955507

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752539194 Ceased DE2539194A1 (de) 1975-09-03 1975-09-03 Schaltungsanordnung zur auswertung von elektrischen ausgangssignalen eines detektors fuer dickenaenderungen einer kraftstoffeinspritzleitung

Country Status (6)

Country Link
US (1) US4045687A (enExample)
JP (1) JPS5232357A (enExample)
DE (1) DE2539194A1 (enExample)
FR (1) FR2323182A1 (enExample)
IT (1) IT1067838B (enExample)
SE (1) SE7609368L (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4421088A (en) * 1980-07-03 1983-12-20 Lucas Industries Limited Fuel system for compression ignition engine

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4187720A (en) * 1978-11-06 1980-02-12 Deere & Company Fuel line injection sensor
DE3118425A1 (de) * 1981-05-09 1982-12-09 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum erfassen der den brennraeumen eines dieselmotors zugefuehrten kraftstoffmenge
US4562362A (en) * 1982-10-18 1985-12-31 Tektronix, Inc. Automatic trigger sensitivity adjustment circuit
DE3612808A1 (de) * 1986-04-16 1987-10-22 Bosch Gmbh Robert Anordnung zur erfassung des spritzbeginns bei einer dieselbrennkraftmaschine
JPH03140872A (ja) * 1989-10-27 1991-06-14 Stanley Electric Co Ltd 測定装置の誤動作防止回路
DE10014737A1 (de) * 2000-03-24 2001-10-11 Bosch Gmbh Robert Verfahren zur Bestimmung des Raildrucks eines Einspritzventils mit einem piezoelektrischen Aktor
FR2919025A1 (fr) * 2007-07-20 2009-01-23 Rene Girard Procede pour selectionner le pic de tension electrique lie a l'activation d'un injecteur de carburant dans un moteur

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2952811A (en) * 1956-06-14 1960-09-13 Itt Modulation synchronizing pulse generator
US3800164A (en) * 1969-01-02 1974-03-26 Us Navy Redundant logic circuit
FR2212987A5 (enExample) * 1972-12-29 1974-07-26 Commissariat Energie Atomique
GB1466288A (en) * 1974-07-20 1977-03-02 Ferranti Ltd Discrimination circuit arrangements

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4421088A (en) * 1980-07-03 1983-12-20 Lucas Industries Limited Fuel system for compression ignition engine

Also Published As

Publication number Publication date
IT1067838B (it) 1985-03-21
US4045687A (en) 1977-08-30
FR2323182A1 (fr) 1977-04-01
JPS5232357A (en) 1977-03-11
FR2323182B3 (enExample) 1979-05-25
SE7609368L (sv) 1977-03-04

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Legal Events

Date Code Title Description
8131 Rejection