EP2612018A1 - Procédé et dispositif pour ajuster une course à vide d'un entraînement de commande d'une soupape d'injection et module d'injecteur - Google Patents

Procédé et dispositif pour ajuster une course à vide d'un entraînement de commande d'une soupape d'injection et module d'injecteur

Info

Publication number
EP2612018A1
EP2612018A1 EP11745977.6A EP11745977A EP2612018A1 EP 2612018 A1 EP2612018 A1 EP 2612018A1 EP 11745977 A EP11745977 A EP 11745977A EP 2612018 A1 EP2612018 A1 EP 2612018A1
Authority
EP
European Patent Office
Prior art keywords
actuator
value
injector body
actuator housing
clamping force
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.)
Granted
Application number
EP11745977.6A
Other languages
German (de)
English (en)
Other versions
EP2612018B1 (fr
Inventor
Maximilian Kronberger
Hellmut Freudenberg
Robert SCHÄPERS
Matthias Wicke
Stefan Mindl
Wolfgang Wechler
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.)
Continental Automotive GmbH
Original Assignee
Continental Automotive 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 Continental Automotive GmbH filed Critical Continental Automotive GmbH
Publication of EP2612018A1 publication Critical patent/EP2612018A1/fr
Application granted granted Critical
Publication of EP2612018B1 publication Critical patent/EP2612018B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
    • 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
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/701—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger mechanical
    • 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
    • F02M2200/70—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger
    • F02M2200/701—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger mechanical
    • F02M2200/702—Linkage between actuator and actuated element, e.g. between piezoelectric actuator and needle valve or pump plunger mechanical with actuator and actuated element moving in different directions, e.g. in opposite directions
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8053—Fuel injection apparatus manufacture, repair or assembly involving mechanical deformation of the apparatus or parts thereof
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8092—Fuel injection apparatus manufacture, repair or assembly adjusting or calibration
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means

Definitions

  • the invention relates to a method and a corresponding device for adjusting an idle stroke of an actuator of an injection valve with respect to an actuatable by the actuator actuator, as well as in ektorbaury.
  • Injector assembly provided.
  • the object of the invention is a method and an ent ⁇ speaking device for adjusting a Leerhubs an actuator of an injector and a
  • the object is solved by the features of the independent claims.
  • Advantageous developments of the invention are characterized in the subclaims.
  • the invention is characterized according to a first and a second aspect by a method and a corresponding device for adjusting an idle stroke of a Stellan ⁇ drive an injection valve with respect to an actuatable by the actuator actuator.
  • the actuator is in an in ektor redesign and the actuator in the direction of
  • Longitudinal axis movably arranged in an actuator housing Longitudinal axis movably arranged in an actuator housing.
  • the injector body and the actuator housing are arranged in the axial direction to each other.
  • An axial clamping force is applied to the injector body and the actuator housing such that a part of the injector body or a part of the actuator housing disposed in a force flow path formed by the axial clamping force in the injector body and the actuator housing is permanently deformed until a value of a representative electrical variable determined directly or indirectly for the idle stroke of the actuator is within a predetermined value range.
  • the representative of the idle stroke of the actuator electrical variable is representative of a closing time of the injection valve.
  • the axial clamping force on the injector body and the actuator housing is at least partially applied by means of a separate from the injection valve ⁇ a tensioning device.
  • an axial clamping force with a predetermined first value is applied to the injector body and the actuator housing by means of the separate from the injector clamping device.
  • a Ba ⁇ siswert the representative for the return stroke of the actuator electrical quantity is determined.
  • a dependent on the determined base value second value of the axial clamping force of the clamping device is determined.
  • the axial clamping force of the clamping device with the determined second value is applied to the injector body and the actuator housing.
  • the axial clamping force of the clamping element on the injector body and the actuator housing is varied until the value of the representative for the idle stroke of the actuator electrical variable is in the predetermined value range.
  • the axial tension force of the Spannele- ments on the injector and the actuator housing first varies until the value of the representative of the idle stroke of the actuator electrical quantity in a predetermined limit range outside the predetermined value range.
  • the axial clamping force of the tensioning device with the determined second value is then applied to the injector body and the actuator housing until the value of the electrical variable representative of the idle stroke of the actuator is within the predetermined value range.
  • the injector body and the actuator housing are then completely relieved of the axial clamping force of the separate from the injector tensioner.
  • the actuator is premeasured by a dependence of a stroke of the actuator is determined by a characteristic electrical signal of the actuator.
  • a characteristic electrical signal of the actuator is determined by a characteristic electrical signal of the actuator.
  • the value range of the electrical variable representative of the idle stroke of the actuator is determined.
  • the characteristic electrical signal of the Stellan ⁇ drive for example, representative of the operating characteristic of the actuator.
  • a radial support force with a given value on the in ektor stresses and / or the actuating ⁇ membered housing is applied, a first value of the data representative of the idle stroke of the actuator electrical quantity being averages ⁇ , the injector body and / or the actuator housing is of the axial clamping force and the radial support ⁇ force is relieved, a second value of the representative of the idle stroke of the actuator electric variable is determined, depending on the first value and the second value of the value range of representative for the idle stroke of the actuator electrical quantity is determined, the axial clamping ⁇ force of the injector separate clamping device and the radial support force are applied to the injector body and / or the actuator housing, and the axial clamping force of the clamping element on the injector body and the actuator housing is varied until the value of the representative of the idle stroke of the actuator electrical variable i n is the predetermined value range.
  • the invention is distinguished according to a third aspect by an injector for an injection valve, with egg nem injector body ektor redesignausDIRECTung a Inj has ⁇ in which an actuator is arranged, an actuating ⁇ membered housing having a Stellgliedgekoruseaus principleung in which a Actuator is arranged to be movable in the direction of a longitudinal axis. In a closed position of the actuator is a fluid flow through at least one injection opening and otherwise changed verhin ⁇ a fluid flow is released by the Einspritzöff ⁇ voltage.
  • the injector body and the Stellgliedgenosu ⁇ se are arranged in the axial direction to each other.
  • Injector body and / or the actuator housing has an in axial direction raised contact portion. This has the advantage that the idle stroke of the actuator can be adjusted in a simple Wei ⁇ se and with high accuracy.
  • the contact portion is formed as at least one biting edge.
  • the contact portion is annular. This has the advantage that a deformation of the contact portion in all radial directions is possible.
  • FIG. 1 shows an injection valve in longitudinal section
  • FIG. 3 shows a flow chart of a program for setting ei ⁇ nes idle stroke of an actuator of the Einspritzven ⁇ TILs
  • Figure 4 is a flowchart of another program for adjusting the idle stroke of the actuator.
  • Figure 5 is a flowchart of another program for adjusting the idle stroke of the actuator.
  • FIG. 1 shows an injection valve with a ektorbauffle In ektorbaueria 10 having a longitudinal axis A.
  • the In 10 has ei ⁇ NEN injector body 14 and an actuator housing 16.
  • the actuator housing 16 is designed in several parts and has a recess 17.
  • the recess 17 in the actuator housing 16 is connected to a high-pressure circuit, not shown
  • the actuator housing 16 is fixedly coupled to the injector body 14 by means of a clamping element 18 designed as a nozzle retaining nut.
  • the actuator housing 16 and the injector body 14 form a common housing of the injection valve.
  • the injector body 14 has a recess 20 in which an actuator 22 is arranged.
  • the actuator 22 is designed as a stroke actuator and is preferably a
  • Piezoactuator comprising a stack of piezoelectric elements.
  • the piezoactuator changes its axial extent depending on an applied voltage signal.
  • the actuator 22 may also be designed as another known to those skilled in the art for this purpose actuator, in particular as a solenoid.
  • the actuator 22 acts via a piston-shaped
  • the actuator 26 comprises a bell-shaped body 28, a lever device 30 and a nozzle needle 32.
  • the bell-shaped body 28, the lever device 30 and the nozzle needle 32 are arranged in the recess 17 of the actuator housing 16.
  • the gudgeon-shaped body 28 is coupled to the lever device 30.
  • the nozzle needle 32 has a nozzle needle head 34.
  • the lever device 30 cooperates with the nozzle needle head 34 for the axial movement of the nozzle needle 32.
  • the actuator 26 further includes a pin 35.
  • the bell ⁇ -shaped body 28 is coupled via the pin 35 with the transmitter 24 of the actuator 22nd
  • the nozzle needle 32 is guided in a region of the recess 17 of the actuator housing 16.
  • the nozzle spring 36 is arranged between a bearing 42 of the actuator housing 16 and a shoulder 44 of the nozzle needle 32, and so pre-tensioned ⁇ that it exerts on the nozzle needle 32 a force acting in the closing Rich ⁇ processing power.
  • the actuator housing 16 has a raised contact portion 46 in the axial direction.
  • the contact portion 46 is in particular ⁇ special arranged at an injector body 14 facing the end of the actuator housing 16 between the injector body 14 and the actuator housing 16.
  • the contact portion 46 deforms ei ⁇ ne contact point on the injector 14 plastically.
  • the contact section 46 can also be deformed by a suitable choice of material.
  • the contact section 46 may also be arranged on the injector body 14.
  • the contact portion 46 is annular, so that a deformation of the contact portion 46 over the circumference of the In ektor stresses 14 or the actuator housing 16 is possible ( Figure 2).
  • the injector assembly 10 is a control unit 48 zugeord ⁇ net, which has sensors that he ⁇ various measured variables and each of which can determine the value of the measured variables NEN.
  • the control unit 48 determines, as a function of at least one of the measured variables, manipulated variables which can then be converted into one or more actuating signals for controlling actuators by means of corresponding actuators.
  • the control unit 48 may be ⁇ be characterized as a device for adjusting the idle stroke of the actuator 22 of the injector.
  • Leerhubs D applies to the transmitter 24 on the pin 35, and the nozzle needle 32 is lifted by means of the bell-shaped body 28 and the lever means 30 from the sealing seat. Thus, the nozzle needle 32 moves in the direction of the actuator 22, whereby the at least one injection port 40 is released in the nozzle tip 38.
  • the injection valve 10 is designed as a fuel injection valve, an injection of fuel into a combustion chamber of an internal combustion engine can now take place.
  • the actuator 22 is deactivated.
  • the actuator 22 designed as a piezo actuator contracts, and the nozzle needle 32 is moved away from the actuator 22 with the support of the nozzle spring 36 in the axial direction.
  • a first program shown schematically in FIG. 3 for controlling the device for adjusting the idle stroke of the actuator of the injection valve is preferably stored on a storage medium of the control unit 48.
  • the program is preferably started in a step S10, in which if necessary, variables are initialized. This is preferably done at the beginning of setting the idle stroke of
  • step S12 processing means of a separate from the injection valve Spannvorrich- 50 ( Figure 1) is applied an axial clamping force with a pre give ⁇ NEN first value F_l on the injector body 14 and the actuator housing sixteenth
  • step S14 is applied a further axial clamping force with a predetermined value F_SE on the injector body 14 and the actuator housing 16 with ⁇ means of the clamping element 18 of the injection valve.
  • Injector 14 and the actuator housing 16 is a part of the injector body 14 and / or a part of the Stellgliedgenosu ⁇ ses 16, which is arranged in a trained by the axial clamping force th flow path in the injector 14 and the actuator ⁇ housing 16, permanently deformed.
  • in particular of the contact portion 46 is supplied ⁇ turned part of the injector body 14 is plastically deformed in this case.
  • a base value VAL_EL_BAS for the
  • Leerhub D of the actuator 22 representative electrical size determined.
  • the representative of the idle stroke D of the actuator 22 electrical quantity is representa tive ⁇ for a closing time of the injector.
  • the underlying VAL_EL_BAS the representative for the return stroke D of the actuator 22 electrical quantity can be directly or indirectly he ⁇ averages. An indirect determination can take place, for example, by means of a pressure sensor which detects a pressure curve in the recess 17 in the actuator housing 16. In a step S18, one of the determined base value
  • VAL_EL_BAS dependent second value F_2 of the axial clamping force of the clamping device 50 is determined, and the axial clamping force of the clamping device 50 with the determined second value F_2 is applied to the injector body 14 and the actuator housing 16th applied.
  • the value of the F_SE axi ⁇ alen tensioning force of the tensioning element 18 to the injector 14 and the actuator housing 16 is varied.
  • step S22 If the condition of the step S22 is not satisfied, the processing in the step S20 is continued. If the condition of step S22 is fulfilled, the processing is in one
  • Step S24 continues. In step S24, the program is ended.
  • FIG. 4 shows a second program for controlling the device for adjusting the idle stroke of the actuator of the injection valve is shown schematically.
  • the program is preferably started in a step S100 in which, if appropriate, variables are initialized. In one step
  • S102 is by means of the clamping device 50, an axial clamping force with the predetermined first value F_l on the
  • ektor stresses 14 and the actuator housing 16 applied.
  • the further axial clamping force with the pre-specified value ⁇ F_SE on the injector body 14 and the actuator housing 16 is applied by the tension member 18 of the injection valve.
  • the base value VAL_EL_BAS of the electrical displacement representative of the idle stroke D of the actuator 22 is determined.
  • one Step S108 becomes the one of the determined base value
  • VAL_EL_BAS dependent second value F_2 of the axial clamping force of the clamping device 50 is determined, and the axial clamping force of the clamping device 50 with the second value F_2 is applied to the In ektor stresses 14 and the actuator housing 16.
  • the value F_SE of the axial clamping force of the clamping element 18 is varied to the In ector body 14 and the actuator housing 16.
  • step S112 representative electrical variable in a predetermined limit LIM outside the predetermined Wer ⁇ te Schemes. If the condition of step S112 is not satisfied, the processing in step S110 is continued. If the condition of step S112 is satisfied, the processing is continued in step S114.
  • Step S114 the axial clamping force of the clamping device 50 with the determined second value F_2 on the
  • step S116 it is checked whether the value VAL_EL is the representative of the idle stroke of the actuator 22 D elekt ⁇ step size in the predetermined range of values with the minimum value and the maximum value VAL_EL_MIN VAL_EL_MAX. If the condition of the step S116 is not satisfied, the processing in the step S114 is continued. If the condition of step S116 is satisfied, the processing is continued in step S118. In step S118, the injector body 14 and the actuator housing 16 are relieved of the axial clamping force of the tensioner 50 separate from the injector. In step S120, the program is ended.
  • VAL_EL the value of the representative for the idle stroke of the D Stellan ⁇ drive 22 electrical variable first reaches the predetermined limit range LIM outside the predetermined advertising ues Eich (step S112), and the axial clamping force of the clamping device 50 with the second value F_2 is then further applied to the injector body 14 and the Stellgliedge ⁇ housing 16 (step S114), then the
  • FIG. 5 schematically shows a third program for controlling the device for adjusting the idle stroke of the actuator of the injection valve.
  • the program is preferably started in a step S200 in which variables are initialized if necessary.
  • a predetermined radial supporting force having a value F_RAD together with the axial clamping force of the tensioner 50 separate from the injector is applied to the
  • a first value is determined VAL_EL_1 the data representative of the idle stroke D of the actuator 22 electrical ⁇ 's size.
  • a step S206 the
  • a second value is determined VAL_EL_2 the data representative of the idle stroke of the actuator 22 D elekt ⁇ step size.
  • the predetermined range of values for the idle stroke D of the actuator 22 representative electrical variable with the minimum value VAL_EL_MIN and the maximum value VAL_EL_MAX determine VAL_EL_1 and the second value VAL_EL_2 depending on the first value.
  • the radial supporting force having the value F_RAD together with the axial clamping force of the clamping device 50 separate from the injection valve is set to
  • step S214 the axial clamping force of the clamping ⁇ elements 18 to the injector 14 and the Stellgliedge ⁇ housing 16 is varied.
  • step S216 it is checked whether the value VAL_EL is the representative of the idle stroke D of the actuator 22 electrical quantity in the predetermined values ⁇ area with the minimum value and the maximum value VAL_EL_MIN VAL_EL_MAX. If the condition of step S216 is not met, the processing in step S214 is continued. If the condition of the step S216 is satisfied, the processing proceeds to a step S218 in which the program is ended.
  • the value range of the value VAL_EL of the electrical variable representative of the idle stroke D of the actuator 22 can be determined depending on how the stroke of the actuator 22 is dependent on a drive signal of the actuator 22. Such a dependence of the stroke of the actuator 22 can be compensated in such a way when setting the idle stroke D in a simple manner.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

L'invention concerne un procédé et un dispositif pour ajuster une course à vide (D) d'un entraînement de commande (22) d'une soupape d'injection par rapport à un actionneur (26) pouvant être actionné par l'entraînement de commande (22). L'entraînement de commande (22) est disposé dans un corps d'injecteur (14) et l'actionneur (26) est disposé dans un boîtier d'actionneur (16) de manière déplaçable dans la direction d'un axe longitudinal (A). Une force de serrage axiale est appliquée au corps d'injecteur (14) et au boîtier d'actionneur (16) de telle sorte qu'une partie du corps d'injecteur (14) ou qu'une partie du boîtier d'actionneur (16), qui est disposée dans le chemin d'un flux de force produit par la force de serrage axiale dans le corps d'injecteur (14) et le boîtier d'actionneur (16), soit déformée de manière durable, jusqu'à ce qu'une valeur (VAL_EL) d'une grandeur électrique représentative déterminée directement ou indirectement pour la course à vide (D) de l'entraînement de commande (22) se situe dans une plage de valeurs prédéterminée. L'invention concerne en outre un module d'injecteur (10) pour une soupape d'injection, avec un corps d'injecteur (14) qui présente un logement de corps d'injecteur (20), et avec un boîtier d'actionneur (16). Le corps d'injecteur (14) et/ou le boîtier d'actionneur (16) ont une partie de contact (46) rehaussée dans la direction axiale.
EP11745977.6A 2010-09-03 2011-08-18 Procédé et dispositif pour ajuster une course à vide d'un entraînement de commande d'une soupape d'injection Active EP2612018B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010044285.2A DE102010044285B4 (de) 2010-09-03 2010-09-03 Verfahren und Vorrichtung zum Einstellen eines Leerhubs eines Stellantriebs eines Einspritzventils und Injektorbaugruppe
PCT/EP2011/064220 WO2012028464A1 (fr) 2010-09-03 2011-08-18 Procédé et dispositif pour ajuster une course à vide d'un entraînement de commande d'une soupape d'injection et module d'injecteur

Publications (2)

Publication Number Publication Date
EP2612018A1 true EP2612018A1 (fr) 2013-07-10
EP2612018B1 EP2612018B1 (fr) 2015-03-25

Family

ID=44503853

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11745977.6A Active EP2612018B1 (fr) 2010-09-03 2011-08-18 Procédé et dispositif pour ajuster une course à vide d'un entraînement de commande d'une soupape d'injection

Country Status (4)

Country Link
US (1) US9371807B2 (fr)
EP (1) EP2612018B1 (fr)
DE (1) DE102010044285B4 (fr)
WO (1) WO2012028464A1 (fr)

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Publication number Priority date Publication date Assignee Title
DE102010044285B4 (de) * 2010-09-03 2014-02-27 Continental Automotive Gmbh Verfahren und Vorrichtung zum Einstellen eines Leerhubs eines Stellantriebs eines Einspritzventils und Injektorbaugruppe
DE102011090196A1 (de) 2011-12-30 2013-07-04 Continental Automotive Gmbh Hebelvorrichtung und Einspritzventil
DE102011090200A1 (de) * 2011-12-30 2013-07-04 Continental Automotive Gmbh Hebelvorrichtung und Einspritzventil
DE102013220528B4 (de) * 2013-10-11 2015-05-07 Continental Automotive Gmbh Einspritzventil und Verfahren zum Betreiben eines Einspritzventils

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DE3149276A1 (de) * 1981-12-12 1983-06-23 Robert Bosch Gmbh, 7000 Stuttgart "kraftstoff-einspritzduese fuer brennkraftmaschinen"
DE19921242C1 (de) 1999-05-07 2000-10-26 Siemens Ag Verfahren zum Positionieren des Stellantriebs in einem Kraftstoffinjektor und Vorrichtung zur Durchführung des Verfahrens
DE19956256B4 (de) 1999-11-23 2004-04-08 Siemens Ag Leerhubeinstellung zwischen einem Aktor und einem Übertragungselement eines Ventils in einem Kraftstoffinjektor
DE102005015409B4 (de) * 2005-04-04 2019-01-03 Continental Automotive Gmbh Verfahren und Vorrichtung zur Vorgabe eines Abstands zwischen einem vorgegebenen ersten Bezugspunkt auf einem ersten Körper und einem vorgegebenen zweiten Bezugspunkt auf einem zweiten Körper und Körpervorrichtung
DE102007019099B4 (de) * 2007-04-23 2016-12-15 Continental Automotive Gmbh Verfahren und Vorrichtung zur Kalibrierung von Kraftstoffinjektoren
CN101640670A (zh) * 2008-07-30 2010-02-03 华为技术有限公司 一种gtp消息传输的方法及装置
DE102009018289B3 (de) * 2009-04-21 2010-06-17 Continental Automotive Gmbh Verfahren und Vorrichtung zum Betreiben eines Einspritzventils
DE102010044285B4 (de) * 2010-09-03 2014-02-27 Continental Automotive Gmbh Verfahren und Vorrichtung zum Einstellen eines Leerhubs eines Stellantriebs eines Einspritzventils und Injektorbaugruppe
DE102011075732B4 (de) * 2011-05-12 2021-02-11 Vitesco Technologies GmbH Regelverfahren für ein Einspritzventil und Einspritzsystem

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Also Published As

Publication number Publication date
DE102010044285B4 (de) 2014-02-27
US20130153675A1 (en) 2013-06-20
WO2012028464A1 (fr) 2012-03-08
EP2612018B1 (fr) 2015-03-25
DE102010044285A1 (de) 2012-03-08
US9371807B2 (en) 2016-06-21

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