WO2016058733A1 - Verfahren zum betreiben eines kraftstoffversorgungssystems für eine brennkraftmaschine - Google Patents
Verfahren zum betreiben eines kraftstoffversorgungssystems für eine brennkraftmaschine Download PDFInfo
- Publication number
- WO2016058733A1 WO2016058733A1 PCT/EP2015/068833 EP2015068833W WO2016058733A1 WO 2016058733 A1 WO2016058733 A1 WO 2016058733A1 EP 2015068833 W EP2015068833 W EP 2015068833W WO 2016058733 A1 WO2016058733 A1 WO 2016058733A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pressure
- supply system
- pressure pump
- valve
- bar
- 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
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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/042—Introducing corrections for particular operating conditions for stopping the engine
-
- 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
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/3809—Common rail control systems
- F02D41/3836—Controlling the fuel pressure
- F02D41/3845—Controlling the fuel pressure by controlling the flow into the common rail, e.g. the amount of fuel pumped
-
- 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
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/3809—Common rail control systems
- F02D41/3836—Controlling the fuel pressure
- F02D41/3863—Controlling the fuel pressure by controlling the flow out of the common rail, e.g. using pressure relief valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2250/00—Engine control related to specific problems or objectives
- F02D2250/02—Fuel evaporation in fuel rails, e.g. in common rails
-
- 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
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
Definitions
- the present invention relates to a method of operating a fuel supply system for an internal combustion engine and to a corresponding device.
- Internal combustion engines are often designed to produce high torques requiring large injection quantities.
- legal regulations regarding the permissible pollutant emissions of internal combustion engines require various measures to be taken by which the pollutant emissions are reduced.
- One approach to reducing internal engine pollutant emissions is to increase the injection pressure of the required fuel.
- a higher injection pressure also causes a higher total pressure at least within the high pressure range of the system.
- high-pressure components of the system must be adapted to the higher total pressure.
- the object of the invention is to provide a method and a corresponding device, or which contributes to enable the efficient operation of a fuel supply system for an internal combustion engine and its kos ⁇ -effective manufacture.
- the invention is characterized by a method for operating a fuel supply system for an internal combustion engine.
- the fuel supply system has a high pressure pump, a pressure relief valve and a fluid high pressure accumulator.
- the high-pressure pump is fluidly coupled on the outlet side with the Druckbegren ⁇ tion valve. Furthermore, the high pressure pump outlet side fluidly with the
- Fluid high-pressure accumulator coupled.
- the high pressure pump is so ⁇ controls that the outlet side of the high pressure pump, a pressure is increased such that the pressure relief valve is opened.
- fuel leakage of the fuel supply system ⁇ is dependent on the discharge-side pressure of the high pressure pump.
- a request to a closure ⁇ density of injectors of the fuel supply system can also be kept low.
- pressure relief valve By using the mandatory for safety reasons pressure relief valve, a need to obstruct an additional Druckab ⁇ construction valve, so that a particularly cost-effective production of the fuel supply system is contributed.
- the pressure limiting valve in particular by ⁇ below a predetermined ⁇ réellesschwellwerts by a pressure limiting valve with respect to the inlet side to outlet side pressure difference opened. In case the pressure relief valve is opened, the pressure is released. dismantled on the side of the high-pressure pump via the pressure relief valve.
- the pressure relief valve has in this context as examples play a particularly large hysteresis in which a given VerInstitutschwellwert the pressure relief valve is much lower than the preset opening ⁇ threshold.
- Condition is terminated in particular a further metering of fuel.
- the high-pressure pump continues to operate after the end of the further metering of fuel to increase the pressure on the outlet side.
- the high-pressure pump has an inlet valve.
- a control of the high-pressure pump, in particular ⁇ with regard to a pumping action of the high-pressure pump, by controlling the intake valve allows.
- a fluidic coupling of the high pressure pump with the pressure relief valve and the fluid high pressure accumulator is in particular a hydraulic coupling.
- An area on the outlet side of the high-pressure pump can also be referred to as a high-pressure area.
- the pressure relief valve is designed as a direct-acting safety ⁇ valve.
- the pressure relief valve is formed for example as federbe ⁇ overloaded safety valve.
- the pressure relief valve may in particular be a check valve.
- the pressure relief valve on the outlet side is coupled strö ⁇ mung technically with a low pressure region of the fuel supply system on the inlet side of the high pressure pump.
- the outlet-side fluidic coupling of Druckbe ⁇ limit valve with the low pressure region contributes in the event that a pumping action of the high pressure pump can not be limited, for example, due to a faulty inlet valve of the high pressure pump, that a maximum pressure on the output side of the high pressure pump is limited.
- the Maxi ⁇ maldruck in this case is lower than in a fluidic coupling of the pressure relief valve with a displacement of the high-pressure pump.
- the pressure relief valve on the outlet side is coupled strö ⁇ mung technically with a displacement of the high pressure pump.
- the reduction of the pressure via the pressure limiting valve by recirculation of fuel in the displacement helps to minimize fuel leakage through the injectors of the KraftstoffVer ⁇ medical supply system.
- a fluidic coupling of the pressure limiting valve with the displacement further contributes to the fact that the predetermined opening threshold value of the pressure relief valve can be kept low ge ⁇ .
- the maximum pressure output side of the high-pressure pump so low in the regular operation of the fuel supply system than in a strö ⁇ mung technical coupling of the pressure limiting valve to the low pressure area.
- the pressure limiting valve is designed to open, in the event that the pressure difference between the pressure on the outlet side of the high pressure pump and a pressure in the displacement of the high pressure pump exceeds the predetermined opening threshold.
- the predetermined opening threshold value of the pressure limiting valve is, for example, of a lower dimension than in the case of a fluidic coupling of the pressure limiting valve with the low pressure area.
- Such an opening threshold contributes to the maximum pressure being limited, so that a requirement for pressure resistance of one or more components on the outlet side of the high-pressure pump can be kept low.
- the predetermined opening threshold value is dimensioned such that the pressure relief valve only at an extreme exceeding the predetermined nominal pressure opens, so that the pressure limiting valve can be produced inexpensively due to the limited number of openings.
- the predetermined opening threshold is in the case of a fluidic coupling of the pressure relief valve with the displacement of the high-pressure pump between 50 bar and 70 bar.
- the predetermined opening threshold in the case of a fluidic coupling of the pressure relief valve with the low pressure range between 70 bar and 90 bar.
- the predetermined nominal pressure of the fuel supply system on the output side of the high-pressure pump is between 200 bar and 350 bar.
- a predetermined VerInstitutschwellwert of the pressure limiting valve ⁇ between 50 bar and 150 bar, in particular 100 bar.
- Such a closure threshold contributes to the fact that the reduction of the pressure on the outlet side of the high pressure pump is limited, so that the pressure is sufficient in particular
- the predetermined closure threshold value is substantially lower than the predetermined opening threshold value, so that a reduction of the pressure is made possible.
- the fuel supply system comprises a high-pressure sensor whose measurement signal is representative of the pressure on the outlet side of the high-pressure pump. Depending on the measuring signal of the high-pressure sensor, activation of the high-pressure pump is ended.
- the invention features an apparatus for operating a fuel supply system ⁇ which is adapted to perform a method according to the first aspect. Embodiments of the invention are explained below with reference to the schematic drawings.
- FIG. 1 shows a first exemplary embodiment of a fuel supply system for an internal combustion engine
- FIG. 2 shows a second embodiment of a fuel ⁇ supply system for the internal combustion engine
- FIG. 3 shows a flow chart for operating a fuel supply system according to FIG. 1 and FIG. 2
- FIG. 3 shows a flow chart for operating a fuel supply system according to FIG. 1 and FIG. 2
- FIG. 4 shows a longitudinal section of a pressure-limiting valve of a fuel supply system according to FIG. 1 and FIG. 4
- a fuel supply system 1 (FIG. 1) for an internal combustion engine has a high-pressure pump 3 and a
- the high pressure pump 3 is the outlet side fluidly coupled to the pressure relief valve 5 and the fluid high pressure accumulator 7.
- the fuel supply system 1 further has a fluid reservoir 9, which provides a fluid, in particular a fuel for a combustion process of the internal combustion engine. In particular, it is gasoline.
- the fluid reservoir 9 is fluidically coupled on the inlet side with the high-pressure pump 3.
- a fluid filter 11 is arranged between the fluid reservoir 9 and the high-pressure pump 3.
- Fuel supply system 1 is arranged for example in a motor vehicle.
- the high-pressure pump 3 is designed to increase a pressure of the fluid on the outlet side of the high-pressure pump 3.
- the pressure on the outlet side of the high-pressure pump 3 increases to a given before ⁇ nominal pressure of the fuel supply system 1, with which for example, an injection.
- the predetermined nominal pressure of the fuel supply system 1 is in particular between 200 bar and 350 bar.
- the high-pressure pump 3 comprises, for example, an inlet valve 13.
- the high-pressure pump 3 further comprises a piston pump 15 and an outlet valve 17.
- the high-pressure pump 3 is designed, for example, as a pendulum-slider machine.
- the high pressure pump 3 is in particular controllable to increase the pressure on the outlet side of the high ⁇ pressure pump 3.
- the inlet valve 13 is designed to be controllable in this context.
- Inlet valve 13 for example, designed as a digital inlet valve.
- One cycle of the high-pressure pump 3 is described, for example, by a suction phase and a delivery phase.
- the high pressure pump 3 is controlled to suck in particular in the suction phase of the high-pressure pump 3 fluid from the fluid reservoir 9 in a displacement of the high pressure pump 3, to provide it for the delivery phase embzu ⁇ .
- the fuel supply system 1 further includes, for example, a damper 19.
- this is a low-pressure damper.
- the high pressure pump 3, the damper 19 and the pressure relief valve 5 are formed in a single unit 21.
- the damper 19 is for example on the inlet side of the high-pressure pump 3 fluid ⁇ technically coupled with this.
- the fluid reservoir 9, the fluid filter 11 and the damper 19 are in a low-pressure region 23 of the force Substance supply system 1 arranged.
- the damper 19 is designed to provide a volume in the low-pressure region 23 to compensate for pressure fluctuations.
- the fluid high-pressure accumulator 7 has at least one injection valve 25. In the delivery phase of the high-pressure pump 3, the fluid high-pressure accumulator 7 and the at least one injection valve 25 are supplied with sucked-in fluid from the fluid reservoir 9.
- the fluid high-pressure accumulator 7 is for this purpose, for example, via a supply line 27 outlet side of the high-pressure pump 3 flow ⁇ technically coupled with this.
- the high pressure pump 3, the pressure control valve 5, the supply line 27 and the fluid ⁇ high-pressure accumulator 7 with the at least one injection valve 25 are for example arranged in a high pressure region 29 of the fuel supply system. 1
- a high-pressure sensor 31 which detects the pressure on the outlet side of the high-pressure pump 3 is additionally arranged in the high-pressure region 29.
- the pressure limiting valve 5 is opened in particular by exceeding a predetermined opening threshold value by means of an inlet side pressure difference with respect to the pressure limiting valve 5.
- the pressure relief valve 5 transmits to the fact that a maximum pressure is limited in ⁇ nerrenz the high pressure area 29 so that a request to a pressure resistance of one or more
- Components in the high pressure area can be kept low.
- the pressure limiting valve 5 is closed in particular by falling below a predetermined closing threshold value by the inlet side pressure difference with respect to the pressure limiting valve 5.
- the pressure control valve 5 is the outlet fluidly coupled to the low pressure region 23 of the power-supply system ⁇ . 1 in the The case that the pressure-limiting valve 5 opens, the pressure within the high pressure area 29 via the Druckbegren ⁇ relief valve 5 is reduced in the low pressure region 23rd
- the predetermined opening threshold value is between 70 bar and 90 bar above the specified nominal pressure.
- the control device 32 may also be referred to as a device for operating the fuel supply system 1.
- the second embodiment differs from the first embodiment of Figure 1 in the flow ⁇ technical coupling outlet side of the pressure relief valve 5.
- the predetermined opening threshold value is between 50 bar and 70 bar above the specified nominal pressure.
- the pressure in the high-pressure region 29 typically corresponds to the predetermined nominal pressure of the fuel supply system 1.
- the outlet valve 3 As well as the at least one injection valve 25, a reduction of the pressure takes place after putting the internal combustion engine in the off state via a Fuel leakage of the respective component.
- the fuel ⁇ leakage of the respective component is dependent on the pressure in the high-pressure region 29.
- a program is stored, which is explained in more detail below with reference to the flowchart of Figure 3.
- the program is started in a step S1, for example, when the internal combustion engine is set in the off state.
- a further metering of fuel is terminated.
- an actuating signal is generated for closing the at least one injection valve 25.
- the pressure in the high pressure region 29, for example, the predetermined nominal pressure of the fuel supply system 1 corresponds.
- the high-pressure pump 3 is controlled in such a way that the pressure in the high-pressure region 29 is increased.
- the inlet valve 13 is driven to open in the suction phase of the high-pressure pump 3.
- the inlet valve 13 is actuated, for example, to close in the Lie ⁇ ferphase the high-pressure pump 3.
- the predetermined opening threshold value of the pressure-limiting valve 5 is exceeded by the pressure difference with respect to the pressure-limiting valve 5.
- the pressure limiting valve 5 opens and the pressure in the high-pressure region 29 is reduced until the predetermined closure threshold value is reduced by the pressure difference with respect to the pressure-limiting valve 5.
- the pressure relief valve includes a hysteresis in which the predetermined ⁇ réellesschwellwert suitable higher, in particular much higher than the pre- ⁇ added VerInstitutschwellwert so that a pressure level in the high pressure region 29 after release of the pressure, for example ge ⁇ is less than the given nominal pressure.
- the predetermined VerBankschwellwert is in particular between 50 bar and 150 bar, a displacement of the internal combustion engine in the on-state to be able to reliably he ⁇ possible.
- the predetermined closure threshold value is 100 bar.
- the high-pressure pump 3 is mechanically coupled to the internal combustion engine. In this case, the high-pressure pump 3 converts only a remaining through the
- Internal combustion engine provided rotational energy in lifting to, so that a pumping action of the high-pressure pump 3 is limited in time.
- the program is continued after a predetermined period of time, for example, after falling below a designedpump Koch the high-pressure pump 3, in a step S7.
- step S5 it is checked in a step S5 whether the predetermined opening threshold value is exceeded. If the predetermined opening threshold value is exceeded, the program is continued in step S7. Otherwise, step S5 is repeatedly performed.
- step S7 the driving of the high-pressure pump 3 is ended in the sense of a further pressure build-up.
- the inlet valve 13 is controlled such that at least no forwarding of the sucked fluid takes place. Afterwards the program is terminated.
- the pressure relief valve 5 is formed for example as a directly acting ⁇ safety valve ( Figure 4). In front of ⁇ in some manner, the pressure relief valve 5 can be manufactured particularly cost-effective.
- the pressure limiting valve 5 has, for example, a spring 33, which presses a ball 35 against an inlet-side pressure with respect to the pressure limiting valve 5 into a valve seat 37 in order to close the pressure limiting valve 5.
- the pressure control valve 5 has a function 33 the predetermined ⁇ Maschinensschwellwert and the pre ⁇ VerInstitutschwellwert passed on by a spring force of the spring so that the Druckbegren ⁇ relief valve 5 depending on the inlet side of the pressure and a discharge-side pressure is opened or closed.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201580006673.0A CN106414967B (zh) | 2014-10-14 | 2015-08-17 | 用于操作用于内燃机的燃料供应系统的方法 |
| KR1020167023269A KR20160113241A (ko) | 2014-10-14 | 2015-08-17 | 내연 기관용 연료-공급 시스템을 동작시키기 위한 방법 |
| US15/119,211 US10309335B2 (en) | 2014-10-14 | 2015-08-17 | Fuel-supply system for an internal combustion engine |
| JP2016553881A JP2017510743A (ja) | 2014-10-14 | 2015-08-17 | 内燃機関用の燃料供給システムの動作方法 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014220742.8 | 2014-10-14 | ||
| DE102014220742.8A DE102014220742B4 (de) | 2014-10-14 | 2014-10-14 | Verfahren zum Betreiben eines Kraftstoffversorgungssystems für eine Brennkraftmaschine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2016058733A1 true WO2016058733A1 (de) | 2016-04-21 |
Family
ID=54014783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2015/068833 Ceased WO2016058733A1 (de) | 2014-10-14 | 2015-08-17 | Verfahren zum betreiben eines kraftstoffversorgungssystems für eine brennkraftmaschine |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10309335B2 (de) |
| JP (1) | JP2017510743A (de) |
| KR (1) | KR20160113241A (de) |
| CN (1) | CN106414967B (de) |
| DE (1) | DE102014220742B4 (de) |
| WO (1) | WO2016058733A1 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10309335B2 (en) | 2014-10-14 | 2019-06-04 | Continental Automotive Gmbh | Fuel-supply system for an internal combustion engine |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017222559B4 (de) * | 2017-12-13 | 2021-03-11 | Vitesco Technologies GmbH | Verfahren und Vorrichtung zur Vorhersage des Ausfallzeitpunktes des Druckbegrenzungsventils einer Kraftstoffhochdruckpumpe eines Kraftfahrzeugs |
| JP7115399B2 (ja) | 2019-04-10 | 2022-08-09 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
| JP7120132B2 (ja) * | 2019-04-10 | 2022-08-17 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
| CN114135410B (zh) * | 2020-09-04 | 2025-08-05 | 罗伯特·博世有限公司 | 泄压阀的控制方法及相应的程序载体、控制器和共轨系统 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0886056A1 (de) * | 1997-06-20 | 1998-12-23 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur überwachung eines Kraftstoffzumesssystems |
| DE102009031529B3 (de) * | 2009-07-02 | 2010-11-11 | Mtu Friedrichshafen Gmbh | Verfahren zur Steuerung und Regelung einer Brennkraftmaschine |
| DE102010063586A1 (de) * | 2009-12-24 | 2011-06-30 | DENSO CORPORATION, Aichi-pref. | Kraftstoffdrucksteuergerät |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3191388B2 (ja) * | 1992-03-27 | 2001-07-23 | 株式会社デンソー | ディーゼル機関の蓄圧式燃料供給装置 |
| JP3191471B2 (ja) | 1993-02-26 | 2001-07-23 | 株式会社デンソー | ディーゼルエンジン用燃料噴射装置 |
| JP3790998B2 (ja) * | 1996-09-03 | 2006-06-28 | 株式会社デンソー | エンジン用蓄圧式燃料供給装置 |
| JP3791298B2 (ja) * | 2000-05-09 | 2006-06-28 | トヨタ自動車株式会社 | 筒内噴射式内燃機関制御装置 |
| DE10106095A1 (de) * | 2001-02-08 | 2002-08-29 | Bosch Gmbh Robert | Kraftstoffsystem, Verfahren zum Betreiben des Kraftstoffsystems, Computerprogramm sowie Steuer- und/oder Regelgerät zur Steuerung des Kraftstoffsystems |
| DE10118936A1 (de) * | 2001-04-18 | 2002-11-07 | Bosch Gmbh Robert | Druckbegrenzungseinrichtung sowie Kraftstoffsystem mit einer solchen Druckbegrenzungseinrichtung |
| DE10236314B4 (de) * | 2001-09-08 | 2005-06-16 | Robert Bosch Gmbh | Einspritzanlage für Brennkraftmaschinen mit verbesserten Starteigenschaften |
| JP2005098138A (ja) | 2003-09-22 | 2005-04-14 | Mitsubishi Electric Corp | 筒内噴射式内燃機関の燃圧制御装置 |
| DE102004013307B4 (de) | 2004-03-17 | 2012-12-06 | Robert Bosch Gmbh | Kraftstoffhochdruckpumpe mit einem Druckbegrenzungsventil |
| WO2006004026A2 (en) * | 2004-07-02 | 2006-01-12 | Toyota Jidosha Kabushiki Kaisha | Fuel supply system for internal combustion engine |
| JP4466509B2 (ja) | 2005-08-25 | 2010-05-26 | 株式会社デンソー | コモンレール式燃料噴射システムの制御装置 |
| DE602007009109D1 (de) * | 2007-09-21 | 2010-10-21 | Magneti Marelli Spa | Steuerverfahren für ein Common-Rail Einspritzsystem mit einem Absperrventil zur Steuerung des Flusses einer Hochdruckbrennstoffpumpe |
| JP2009079514A (ja) | 2007-09-26 | 2009-04-16 | Denso Corp | 筒内噴射式内燃機関の燃圧制御装置 |
| JP2009085165A (ja) * | 2007-10-02 | 2009-04-23 | Denso Corp | 内燃機関の制御装置、及び圧力制御システム |
| JP2010031816A (ja) | 2008-07-31 | 2010-02-12 | Denso Corp | 蓄圧式燃料供給システムの制御装置 |
| JP5150586B2 (ja) * | 2009-08-31 | 2013-02-20 | 日立オートモティブシステムズ株式会社 | 内燃機関の燃料噴射装置 |
| DE102009051023B4 (de) * | 2009-10-28 | 2015-01-15 | Audi Ag | Verfahren zum Betreiben eines Antriebsaggregats sowie Antriebsaggregat |
| JP5195842B2 (ja) * | 2010-08-18 | 2013-05-15 | 株式会社デンソー | 減圧弁制御装置 |
| JP2012145023A (ja) | 2011-01-11 | 2012-08-02 | Denso Corp | 内燃機関の高圧燃料供給装置 |
| JP5501272B2 (ja) * | 2011-03-08 | 2014-05-21 | 日立オートモティブシステムズ株式会社 | 高圧燃料供給ポンプ |
| US9133783B2 (en) * | 2012-03-07 | 2015-09-15 | Ford Global Technologies, Llc | Method and system for estimating fuel system integrity |
| DE102012214635A1 (de) * | 2012-08-17 | 2014-02-20 | Robert Bosch Gmbh | Verfahren zum Abbau eines Drucks |
| US9327706B2 (en) * | 2014-02-04 | 2016-05-03 | Ford Global Technologies, Llc | Systems and methods for improving engine starting |
| DE102014220742B4 (de) | 2014-10-14 | 2021-03-18 | Vitesco Technologies GmbH | Verfahren zum Betreiben eines Kraftstoffversorgungssystems für eine Brennkraftmaschine |
-
2014
- 2014-10-14 DE DE102014220742.8A patent/DE102014220742B4/de active Active
-
2015
- 2015-08-17 US US15/119,211 patent/US10309335B2/en active Active
- 2015-08-17 KR KR1020167023269A patent/KR20160113241A/ko not_active Ceased
- 2015-08-17 CN CN201580006673.0A patent/CN106414967B/zh active Active
- 2015-08-17 WO PCT/EP2015/068833 patent/WO2016058733A1/de not_active Ceased
- 2015-08-17 JP JP2016553881A patent/JP2017510743A/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0886056A1 (de) * | 1997-06-20 | 1998-12-23 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur überwachung eines Kraftstoffzumesssystems |
| DE102009031529B3 (de) * | 2009-07-02 | 2010-11-11 | Mtu Friedrichshafen Gmbh | Verfahren zur Steuerung und Regelung einer Brennkraftmaschine |
| DE102010063586A1 (de) * | 2009-12-24 | 2011-06-30 | DENSO CORPORATION, Aichi-pref. | Kraftstoffdrucksteuergerät |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10309335B2 (en) | 2014-10-14 | 2019-06-04 | Continental Automotive Gmbh | Fuel-supply system for an internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017510743A (ja) | 2017-04-13 |
| DE102014220742A1 (de) | 2016-04-14 |
| DE102014220742B4 (de) | 2021-03-18 |
| KR20160113241A (ko) | 2016-09-28 |
| US20170211504A1 (en) | 2017-07-27 |
| US10309335B2 (en) | 2019-06-04 |
| CN106414967A (zh) | 2017-02-15 |
| CN106414967B (zh) | 2022-05-17 |
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