EP1120557A2 - Betriebseinrichtung für eine Brennkraftmaschine eines Kraftfahrzeuges mit einem Starter - Google Patents
Betriebseinrichtung für eine Brennkraftmaschine eines Kraftfahrzeuges mit einem Starter Download PDFInfo
- Publication number
- EP1120557A2 EP1120557A2 EP00127063A EP00127063A EP1120557A2 EP 1120557 A2 EP1120557 A2 EP 1120557A2 EP 00127063 A EP00127063 A EP 00127063A EP 00127063 A EP00127063 A EP 00127063A EP 1120557 A2 EP1120557 A2 EP 1120557A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- electric motor
- internal combustion
- combustion engine
- fuel pump
- fuel
- 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.)
- Withdrawn
Links
Images
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
- F02M39/00—Arrangements of fuel-injection apparatus with respect to engines; Pump drives adapted to such arrangements
- F02M39/02—Arrangements of fuel-injection apparatus to facilitate the driving of pumps; Arrangements of fuel-injection pumps; Pump drives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/06—Feeding by means of driven pumps mechanically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
Definitions
- the invention relates to an operating device for an internal combustion engine of a motor vehicle with a Starter according to the preamble of claim 1.
- Such a facility with a starter is off literature, car electronics, car electronics, Vieweg Verlag, 1998 page 191.
- the starter of the operating facility has an electric motor.
- the electric motor With the known Operating equipment, the electric motor is only used for a short time Start the engine and operated during the No longer operating the fuel press.
- the electric motor the starter must be sufficiently dimensioned to be under starting the internal combustion engine in all circumstances ensure.
- the electric motor will Weight of the motor vehicle increases and this remains during the operation of the internal combustion engine unused.
- Fuel pump is used by a given Injection pressure of the fuel is generated. With little Delivery pressures are driven by an electric motor Fuel pumps are used and are at high discharge pressure mechanically driven by the internal combustion engine Fuel pumps used. There is a large discharge pressure for example with direct fuel injection in the combustion chambers of the cylinders of the internal combustion engine required. This is what is known as direct petrol injection with spark-ignited internal combustion engines Case.
- the operating device according to the invention with the features according to claim 1 has the advantage that the Electric motor of the starter is better used and that for the fuel pump does not require its own drive.
- FIG. 1 shows an operating device for an internal combustion engine of a motor vehicle in schematic representation according to a first Embodiment and Figure 2, the operating facility according to a second embodiment.
- FIG. 1 and 2 is an operating device for a Internal combustion engine 10 of a motor vehicle shown.
- the Operating device has a starter 12 to the To start internal combustion engine 10.
- the starter 12 has an electric motor 14 which is sufficient is dimensioned to the internal combustion engine 10 among all To be able to put it into operation safely.
- the Electric motor 14 has a motor shaft 16, which at Powering the electric motor 14 in a rotary motion is driven.
- a gear 18 is located on the motor shaft 16 non-rotatably arranged with a gear 20 with essential smaller diameter, a pinion 20 is engaged.
- the pinion 20 is rotatably connected to a shaft 22 which approximately parallel to the motor shaft 16, offset from this is arranged.
- With the shaft 22 is at one end another gear 24 with a small diameter rotatably connected, which forms a starter pinion.
- the shaft 22 is on one or more bearing points 26 rotatably mounted.
- the internal combustion engine 10 has, for example Crankshaft with which a gear 28 is connected in a rotationally fixed manner which has a much larger diameter than the starter pinion 24.
- the starter 12 has one Electromagnet 30 on, by means of which the shaft 22 in the direction its longitudinal axis is displaceable.
- the electromagnet 30 has a coil 32 surrounding the shaft 22 and one on the Shaft 22 arranged armature 34. If the coil 32 of the Electromagnet 30 is not current-carrying, so located the shaft 22 in a right hand shown in Figure 1 Position in which the starter pinion 24 does not engage the gear 28 of the internal combustion engine 10.
- the electric motor 14 in Operation set and the coil 32 of the electromagnet 30th energized.
- the shaft 22 is, according to FIG. 1, in a left position Position shifted in which the starter pinion 24 is engaged with the gear 28 of the internal combustion engine 10.
- the Motor shaft 16 is via the gear 18 and the pinion 20 Shaft 22 driven and by the shaft 22 is on the Starter pinion 24 and the gear 28 the crankshaft Internal combustion engine 10 driven.
- the shaft 22 is replaced by a Reset device, for example in the form of a spring 36 moved back to its right position, in which the Starter pinion 24 no longer meshes with gear 28 stands.
- the electromagnet 30 can also be separate from the shaft 22 may be arranged, this over a Transmission device such as one Engagement lever causes a displacement of the shaft 22.
- the internal combustion engine 10 is preferably a spark ignition internal combustion engine and has a Injection system through which fuel into the Intake system or directly into the combustion chambers of the cylinders Internal combustion engine 10 is injected. Through the Injection system, fuel is injected under pressure, for which a fuel pump 40 is provided. When a Fuel injection into the intake system of the Internal combustion engine 10 takes place, so this is only one low pressure of up to about 5bar, which is sufficient Fuel pump 40 is generated. When a Fuel injection directly into the combustion chambers of the cylinders of the internal combustion engine 10, this is a higher pressure of about 30 to 100 bar required by the fuel pump 40 must be generated.
- the Fuel pump 40 can be used as a flow pump or as Displacement pump be formed. According to the invention provided that the fuel pump 40 does not have its own Has drive, but that the electric motor 14 of the Starter 12 at least indirectly to drive the Fuel pump 40 is used.
- FIG 1 the operating device according to a first Embodiment for driving the fuel pump shown.
- the shaft 22 With the shaft 22 is the other Starter pinion 24 opposite end a gear 42 rotatably connected, which forms a pump pinion.
- the Fuel pump 40 has a drive shaft 44 with which a gear 46 is rotatably connected. If the wave 22 is in its right position according to Figure 1, so the pump pinion 42 is in engagement with the gear 46.
- the electric motor 14 is in operation, the Shaft 22 via the pump pinion 42 and the gear 46 Drive shaft 44 and thus fuel pump 40 driven so that this promotes fuel.
- the Electric motor 14 is used during operation of the Internal combustion engine 10 operated to deliver fuel by the fuel pump 40.
- the operation of the electric motor 14 can be controlled by a control device 48 be controlled or regulated, the speed at which the electric motor 14 for driving the fuel pump 40 is operated by the speed at which the electric motor 14th is operated to start the internal combustion engine 10, can deviate.
- the electromagnet 30 to start the Internal combustion engine 10 is in the energized state, so located the shaft 22 according to FIG. 1 in its left position, so that the starter pinion 24 is in engagement with the gear 28 and the pump pinion 42 does not mesh with the gear 46 stands so that the fuel pump 40 is not driven.
- the fuel requirement of the internal combustion engine 10 can be dependent be different from their operating parameters, so that the amount of fuel generated by the fuel pump 40 must be promoted, is not constant but changeable. Also the pressure with which the fuel is optimal is injected, depending on the operating parameters Internal combustion engine 10 may be different. It can be provided that by the control device 48 Electric motor 14 is operated such that Fuel pump 40 the required amount of fuel is promoted and / or the required pressure is generated becomes. The electric motor can be controlled by the control device 48 14 for varying the speed of the fuel pump 40 and thus the fuel delivery rate and / or the pressure be operated clocked, for example.
- the electromagnet 30 forms a coupling device that optionally the drive of the Internal combustion engine 10 for starting by the electric motor 14 enables and in the de-energized state to drive the Fuel pump 40 during operation of the Internal combustion engine 10 made possible by the electric motor 14.
- the motor shaft 16 with the gear 18, the shaft 22 with the Pinion 20 as well as the pump pinion 42 and the drive shaft 44 with the gear 46 form a transmission device for Transmission of the rotary motion of the electric motor 14 and Drive the fuel pump 40.
- FIG 2 the operating device according to a second Embodiment for driving the fuel pump 40 shown.
- the structure of the starter 12 is essentially same as in the first embodiment, the Electric motor 14 via the motor shaft 116 arranged gear 18, which engages with the pinion 20 stands, drives the shaft 22, which in turn is energized Electromagnet 30 via the starter pinion 24, which with the Gear 28 is engaged, the crankshaft Internal combustion engine 10 drives to start.
- the motor shaft 116 protrudes on the side opposite the gear 18 the electric motor 14 and serves as a drive shaft for the Fuel pump 40.
- the fuel pump 40 can be approximately coaxial be arranged to the motor shaft 116 or to the motor shaft 116 offset, then a transmission device for the Rotary movement of the motor shaft 116 on a drive shaft Fuel pump 40 is provided, for example in the form a transmission, a belt or chain drive.
- the Fuel pump 40 constantly, so also during Starting the internal combustion engine 10 via the starter 12, are driven.
- the electric motor 14 is powered by the voltage of the on-board battery of the motor vehicle, which is usually about 12 volts is.
- the one explained above is particularly advantageous Drive the fuel pump 40 when the motor vehicle is with an on-board battery with a voltage of about 42 volts for the operation of the electric motor 14 is equipped.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
Description
Claims (9)
- Betriebseinrichtung für eine Brennkraftmaschine eines Kraftfahrzeugs mit einem Starter (12), der einen Elektromotor (14) aufweist, dadurch gekennzeichnet, daß der Elektromotor (14) zusätzlich zumindest mittelbar zum Antrieb einer Kraftstoffpumpe (40) genutzt wird.
- Betriebseinrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Kraftstoffpumpe (40) eine Hochdruckpumpe ist, die einen Druck von etwa 30bar bis etwa 100bar erzeugt.
- Betriebseinrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die Kraftstoffpumpe (40) während des mittels des Starters (12) erfolgenden Startens der Brennkraftmaschine (10) vom Elektromotor (14) abgekoppelt ist.
- Betriebseinrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die Kraftstoffpumpe (40) permanent durch den Elektromotor (14) angetrieben wird.
- Betriebseinrichtung nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß die Kraftstoffpumpe (40) direkt durch den Elektromotor (14) angetrieben wird.
- Betriebseinrichtung nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß die Kraftstoffpumpe (40) über eine Übertragungseinrichtung durch den Elektromotor (14) angetrieben wird.
- Betriebseinrichtung nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß eine Kupplungseinrichtung (30) vorgesehen ist, die wahlweise entweder den Antrieb der Brennkraftmaschine (10) zum Starten durch den Elektromotor (14) ermöglicht oder den Antrieb der Kraftstoffpumpe (40) während des Betriebs der Brennkraftmaschine (10) durch den Elektromotor (14) ermöglicht.
- Betriebseinrichtung nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß der Elektromotor (14) zum Antrieb der Kraftstoffpumpe (40) mit einer anderen Drehzahl betrieben wird als zum Starten der Brennkraftmaschine (10).
- Betriebseinrichtung nach Anspruch 8, dadurch gekennzeichnet, daß der Elektromotor (14) zum Antrieb der Kraftstoffpumpe (40) mit derart veränderlicher Drehzahl betrieben wird, daß daß durch die Kraftstoffpumpe (40) eine vorgegebene Kraftstoffmenge gefördert und/oder ein vorgegebener Kraftstoffdruck erzeugt wird.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10003736A DE10003736A1 (de) | 2000-01-28 | 2000-01-28 | Betriebseinrichtung für eine Brennkraftmaschine eines Kraftfahrzeuges mit einem Starter |
DE10003736 | 2000-01-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1120557A2 true EP1120557A2 (de) | 2001-08-01 |
EP1120557A3 EP1120557A3 (de) | 2002-06-26 |
Family
ID=7629052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00127063A Withdrawn EP1120557A3 (de) | 2000-01-28 | 2000-12-11 | Betriebseinrichtung für eine Brennkraftmaschine eines Kraftfahrzeuges mit einem Starter |
Country Status (4)
Country | Link |
---|---|
US (1) | US6453879B2 (de) |
EP (1) | EP1120557A3 (de) |
JP (1) | JP2001227437A (de) |
DE (1) | DE10003736A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102171440A (zh) * | 2008-08-07 | 2011-08-31 | 罗伯特·博世有限公司 | 用于混合动力汽车的压力泵装置 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19963719A1 (de) * | 1999-12-29 | 2001-07-12 | Bosch Gmbh Robert | Kraftstoffversorgungssystem für eine Brennkraftmaschine mit hybrid angetriebener Kraftstoffpumpe |
JP4480285B2 (ja) * | 2001-02-23 | 2010-06-16 | 株式会社日本自動車部品総合研究所 | 内燃機関用燃料ポンプ |
US6712037B2 (en) | 2002-01-09 | 2004-03-30 | Visteon Global Technologies, Inc. | Low pressure direct injection engine system |
DE10254735A1 (de) * | 2002-11-23 | 2004-06-03 | Robert Bosch Gmbh | Brennkraftmaschine, sowie Verfahren zum Betreiben einer Brennkraftmaschine |
JP4090382B2 (ja) * | 2003-04-21 | 2008-05-28 | 株式会社日立製作所 | 筒内噴射式内燃機関の燃料供給装置 |
US6804997B1 (en) | 2003-08-14 | 2004-10-19 | Kyle Earl Edward Schwulst | Engine timing control with intake air pressure sensor |
DE102004008388A1 (de) * | 2004-02-20 | 2005-09-08 | Bayerische Motoren Werke Ag | Anlasser für eine Brennkraftmaschine |
DE102006011644A1 (de) * | 2006-03-06 | 2007-09-13 | Robert Bosch Gmbh | Vorrichtung mit einem ersten Getriebeteil zum Einspuren in ein zweites Getriebeteil, insbesondere Startvorrichtung mit einem Ritzel zum Einspuren in einen Zahnkranz einer Brennkraftmaschine sowie Verfahren zum Betrieb einer derartigen Vorrichtung |
US7712445B2 (en) * | 2006-11-09 | 2010-05-11 | Gm Global Technology Operations, Inc. | Fuel pressure boost method and apparatus |
JP4600441B2 (ja) * | 2007-06-28 | 2010-12-15 | 三菱自動車工業株式会社 | エンジン始動装置 |
US8001942B2 (en) * | 2007-10-31 | 2011-08-23 | GM Global Technology Operations LLC | High pressure piston pump actuating system using automotive starter system |
DE102010042600A1 (de) * | 2010-10-19 | 2012-04-19 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Kraftfahrzeugs |
CN102734033A (zh) * | 2011-03-30 | 2012-10-17 | 德昌电机(深圳)有限公司 | 车辆发动机起动系统 |
DE102012102718A1 (de) * | 2011-03-30 | 2012-10-04 | Johnson Electric S.A. | Antriebsmaschinenstartsystem |
CN102926906B (zh) * | 2011-08-09 | 2016-04-20 | 广东德昌电机有限公司 | 车辆发动机起动系统 |
DE102013210364A1 (de) * | 2012-06-15 | 2013-12-19 | Ford Global Technologies, Llc | Brennkraftsystem, Kraftfahrzeug und Verfahren |
CN111594364A (zh) * | 2020-06-30 | 2020-08-28 | 广西玉柴机器股份有限公司 | 一种集成有燃油输油泵的起动机及控制方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07332188A (ja) * | 1994-06-06 | 1995-12-22 | Isuzu Motors Ltd | 内燃機関の燃料噴射装置 |
DE19619469C1 (de) * | 1996-05-14 | 1997-11-27 | Siemens Ag | Vorrichtung und Verfahren zum Antreiben einer Kraftstoffpumpe |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5158051A (en) * | 1987-07-06 | 1992-10-27 | Komatsu Zenoah Kabushiki Kaisha | Fuel supply system for engine |
JPH01187352A (ja) * | 1988-01-18 | 1989-07-26 | Walbro Far East Inc | 携帯作業機用内燃機関の始動燃料供給装置 |
JP2820782B2 (ja) * | 1990-07-19 | 1998-11-05 | ヤマハ発動機株式会社 | 空気燃料噴射式2サイクルエンジンの空気ポンプ配置構造 |
-
2000
- 2000-01-28 DE DE10003736A patent/DE10003736A1/de not_active Withdrawn
- 2000-12-11 EP EP00127063A patent/EP1120557A3/de not_active Withdrawn
-
2001
- 2001-01-24 US US09/768,767 patent/US6453879B2/en not_active Expired - Fee Related
- 2001-01-25 JP JP2001017585A patent/JP2001227437A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07332188A (ja) * | 1994-06-06 | 1995-12-22 | Isuzu Motors Ltd | 内燃機関の燃料噴射装置 |
DE19619469C1 (de) * | 1996-05-14 | 1997-11-27 | Siemens Ag | Vorrichtung und Verfahren zum Antreiben einer Kraftstoffpumpe |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 04, 30. April 1996 (1996-04-30) & JP 07 332188 A (ISUZU MOTORS LTD), 22. Dezember 1995 (1995-12-22) * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102171440A (zh) * | 2008-08-07 | 2011-08-31 | 罗伯特·博世有限公司 | 用于混合动力汽车的压力泵装置 |
CN102171440B (zh) * | 2008-08-07 | 2015-02-11 | 罗伯特·博世有限公司 | 用于混合动力汽车的压力泵装置 |
Also Published As
Publication number | Publication date |
---|---|
US6453879B2 (en) | 2002-09-24 |
US20010011537A1 (en) | 2001-08-09 |
EP1120557A3 (de) | 2002-06-26 |
JP2001227437A (ja) | 2001-08-24 |
DE10003736A1 (de) | 2001-08-02 |
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