EP1741918A1 - Multi-cylinder internal combustion engine for vehicles - Google Patents
Multi-cylinder internal combustion engine for vehicles Download PDFInfo
- Publication number
- EP1741918A1 EP1741918A1 EP06010353A EP06010353A EP1741918A1 EP 1741918 A1 EP1741918 A1 EP 1741918A1 EP 06010353 A EP06010353 A EP 06010353A EP 06010353 A EP06010353 A EP 06010353A EP 1741918 A1 EP1741918 A1 EP 1741918A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- internal combustion
- combustion engine
- housing
- circuit boards
- engine according
- 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- Withdrawn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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/104—Intake manifolds
- F02M35/112—Intake manifolds for engines with cylinders all in one line
-
- 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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
- F02M35/10249—Electrical or electronic devices fixed to the intake system; Electric wiring
-
- 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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
- F02M35/10268—Heating, cooling or thermal insulating means
Definitions
- the invention relates to a multi-cylinder internal combustion engine according to the preamble of patent claim 1.
- a generic internal combustion engine in which the leading to the cylinders air pipes and the associated engine control unit are arranged in a three-part housing. Two parts are designed as half-shells, in each of which the contours of the air ducts divided along a meridian surface are formed. In the third part sits the engine control unit housing. Furthermore, further sections of the air pipes run therein.
- a disadvantage of internal combustion engines of the generic type is that the housing requires a relatively large installation space and considerable sealing measures, for example in the region of the half shells. It has a relatively large number of parts and is expensive to produce in serial numbers.
- the invention has the object of providing an internal combustion engine in such a way that it is as simple and compact as possible.
- the wall formed between the air pipes and the adjacent engine-ECU housing thus serves a dual purpose. It forms an ingredient the engine-ECU housing and the air pipes. This simplifies the design and reduces the weight and cost of the whole of the engine-ECU housing and air tubes existing entirety.
- An advantage of the internal combustion engine according to the invention is that special sealing measures are omitted in the course of the air pipes.
- the arrangement of the control unit on the air pipes also results in a compact design.
- a further advantage of the internal combustion engine according to the invention results from the possibility of carrying out a complete functional test of the internal combustion engine before it is installed in the vehicle.
- the inventive design according to claim 3 is characterized by a particularly simple possibility, if necessary, to replace the "heart" of the controller in the form of a microprocessor-carrying circuit board.
- An advantage of the embodiment of the invention according to claim 4 is the fact that special cooling measures for the control unit can be omitted.
- the upper part 8 in turn represents the lower part of a likewise two-part housing for an electronic control device 9 of the internal combustion engine 2. It is shown separately in a Fig. 1a.
- the control device 9 is shown with its essential components in Fig. 2. It includes printed circuit boards 10 and 11 for controlling ignition and injection of the internal combustion engine and a cooperating processor board 12. This carries multi-pin connector 13 and 14 for connecting the board 12 to the electrical system of the vehicle (not shown).
- the housing for the control device 9 contains as a second housing part a cover 15, which is shown in Fig. 3. He completes the control device 9 and takes between the two parts 8 and 15, the plug 13 and 14 on.
- a large part of the power loss of the electronic control device 9 is produced at the (not shown) output stages for the injection and Zünditntreiber. These are located on the cylinder-specific printed circuit boards 10 and 11. To cool the relevant components they are connected to the air pipes 3 - 6 thermally, the sucked air from the engine causes the cooling. At high engine speed caused by the frequent ignition and injection processes a large power loss, but this is well dissipated by the large sucked by the engine air mass.
- the arrangement of the printed circuit boards 10 and 11 for controlling ignition and injection close to the cylinder head 15 of the internal combustion engine 2 results very much short cable lengths to the ignition coils and the injectors (not shown). This has great advantages in terms of EMC and cable routing.
- the ribbon cables are protected in this case from moisture and due to the cooling effect of the air sucked by the engine from major thermal influences.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
Description
Die Erfindung bezieht sich auf eine Mehrzylinder-Brennkraftmaschine gemäß dem Oberbegriff des Patentanspruchs 1.The invention relates to a multi-cylinder internal combustion engine according to the preamble of patent claim 1.
Aus der
Ferner ist aus der
Ein Nachteil von Brennkraftmaschinen der gattungsgemäßen Art liegt darin, dass das Gehäuse einen relativ großen Bauraum und erhebliche Abdichtmaßnahmen beispielsweise im Bereich der Halbschalen benötigt. Es besitzt verhältnismäßig viele Einzelteile und ist für die Herstellung in Serienstückzahlen teuer.A disadvantage of internal combustion engines of the generic type is that the housing requires a relatively large installation space and considerable sealing measures, for example in the region of the half shells. It has a relatively large number of parts and is expensive to produce in serial numbers.
Der Erfindung liegt die Aufgabe zugrunde, eine Brennkraftmaschine so auszubilden, dass sie möglichst einfach und kompakt aufgebaut ist.The invention has the object of providing an internal combustion engine in such a way that it is as simple and compact as possible.
Die Aufgabe ist erfindungsgemäß durch die kennzeichnenden Merkmale des Patentanspruchs 1 gelöst.The object is achieved by the characterizing features of claim 1.
Die zwischen den Luftrohren und dem angrenzenden Motor-Steuergerät-Gehäuse gebildete Wand dient somit einem doppelten Zweck. Sie bildet einen Bestandteil des Motor-Steuergerät-Gehäuses und der Luftrohre. Dadurch vereinfacht sich der Aufbau und verringern sich das Gewicht und die Kosten der gesamten aus Motor-Steuergerät-Gehäuse und Luftrohren bestehenden Gesamtheit.The wall formed between the air pipes and the adjacent engine-ECU housing thus serves a dual purpose. It forms an ingredient the engine-ECU housing and the air pipes. This simplifies the design and reduces the weight and cost of the whole of the engine-ECU housing and air tubes existing entirety.
Ein Vorteil der erfindungsgemäßen Brennkraftmaschine liegt darin, dass besondere Abdichtmaßnahmen im Verlauf der Luftrohre entfallen. Durch die gemeinsame Nutzung des Unterteils des Motor-Steuergerät-Gehäuses als Teil der Luftrohre ergeben sich weitere Gewichts- und Kosteneinsparungen. Durch die Anordnung des Steuergeräts an den Luftrohren ergibt sich auch eine kompakte Bauweise.An advantage of the internal combustion engine according to the invention is that special sealing measures are omitted in the course of the air pipes. By sharing the lower part of the engine-ECU housing as part of the air tubes, there are further weight and cost savings. The arrangement of the control unit on the air pipes also results in a compact design.
Ein weiterer Vorteil der erfindungsgemäßen Brennkraftmaschine ergibt sich durch die Möglichkeit, eine komplette Funktionsprüfung der Brennkraftmaschine vor ihrem Einbau in das Fahrzeug durchzuführen.A further advantage of the internal combustion engine according to the invention results from the possibility of carrying out a complete functional test of the internal combustion engine before it is installed in the vehicle.
Durch die Ausgestaltung der Erfindung nach Anspruch 2 ergibt sich ein besonders einfacher und kostengünstiger Aufbau.Due to the embodiment of the invention according to claim 2, a particularly simple and inexpensive construction.
Die erfindungsgemäße Ausgestaltung nach Anspruch 3 zeichnet sich durch eine besonders einfache Möglichkeit aus, ggf. das "Herz" des Steuergeräts in Form einer einen Mikroprozessor tragenden Schaltungsplatine auszutauschen.The inventive design according to
Ein Vorteil der Ausgestaltung der Erfindung nach Anspruch 4 ist darin zu sehen, dass besondere Kühlmaßnahmen für das Steuergerät entfallen können.An advantage of the embodiment of the invention according to claim 4 is the fact that special cooling measures for the control unit can be omitted.
Weitere Vorteile und Ausgestaltungen der Erfindung gehen aus den übrigen Unteransprüchen und der Beschreibung hervor. Sie dienen im wesentlichen dem Ziel, den Aufbau zu vereinfachen und die Herstellungs- und Wartungskosten weiter zu verringern.Further advantages and embodiments of the invention will become apparent from the remaining dependent claims and the description. They serve essentially the purpose of simplifying the structure and further reducing the manufacturing and maintenance costs.
In den Zeichnungen ist die Erfindung anhand eines Ausführungsbeispieles dargestellt und nachstehend näher erläutert. Es zeigen:
- Fig. 1 bis 3 an Hand von perspektivischen Darstellungen ausschnittsweise den Aufbau der erfindungsgemäßen Brennkraftmaschine.
- Fig. 1 zeigt eine perspektivische Darstellung den Ansaugtrakt 1 einer erfindungsgemäßen Mehrzylinder-Brennkraftmaschine 2, der im wesentlichen aus vier nebeneinander liegenden Luftrohren 3 - 6 besteht. Diese führen über einen mit seinem Ausgang 7 dargestellten Filter geführte Luft zu vier Zylindern (nicht dargestellt).
- Fig. 1 to 3 with reference to perspective representations detail the structure of the internal combustion engine according to the invention.
- Fig. 1 shows a perspective view of the intake tract 1 of a multi-cylinder internal combustion engine 2 according to the invention, which consists essentially of four adjacent air ducts 3-6. These lead via a guided with its output filter 7 shown air to four cylinders (not shown).
Der Ansaugtrakt besteht im wesentlichen aus zwei Gehäuseteilen, einem nicht dargestellten Unterteil und einem Oberteil 8. Das Oberteil 8 seinerseits stellt das Unterteil eines ebenfalls zweiteiligen Gehäuses für eine elektronische Steuervorrichtung 9 der Brennkraftmaschine 2 dar. Es ist separat in einer Fig. 1a dargestellt.The upper part 8 in turn represents the lower part of a likewise two-part housing for an
Die Steuervorrichtung 9 ist mit ihren wesentlichen Komponenten in Fig. 2 dargestellt. Sie enthält, Leiterplatten 10 und 11 zur Steuerung von Zündung und Einspritzung der Brennkraftmaschine sowie eine damit zusammenwirkende Prozessorplatine 12. Diese trägt mehrpolige Stecker 13 und 14 zum Anschluss der Platine 12 an das Bordnetz des Fahrzeugs (nicht dargestellt).The
Das Gehäuse für die Steuervorrichtung 9 enthält als zweites Gehäuseteil einen Deckel 15, der in Fig. 3 dargestellt ist. Er schließt die Steuervorrichtung 9 ab und nimmt zwischen den beiden Teilen 8 und 15 die Stecker 13 und 14 auf.The housing for the
Ein großer Teil der Verlustleistung der elektronischen Steuervorrichtung 9 entsteht an den (nicht dargestellten) Endstufen für die Einspritz- und Zündstufentreiber. Diese befinden sich auf den zylinderindividuellen Leiterplatten 10 und 11. Zur Kühlung der betreffenden Bauteile sind diese an die Luftrohre 3 - 6 wärmetechnisch angebunden, die vom Motor angesaugte Luft bewirkt die Kühlung. Bei hoher Motordrehzahl entsteht bedingt durch die häufigen Zünd- und Einspritzvorgänge eine große Verlustleistung, diese wird jedoch durch die große vom Motor angesaugte Luftmasse gut abgeführt.A large part of the power loss of the
Durch die Anordnung der Leiterplatten 10 und 11 zur Steuerung von Zündung und Einspritzung nahe am Zylinderkopf 15 der Brennkraftmaschine 2 ergeben sich sehr kurze Leitungslängen zu den Zündspulen und den Einspritzventilen (nicht dargestellt). Das hat große Vorteile bzgl. EMV und Leitungsführung. Durch die Verbindung der Elektronikmodule 10 - 12 durch Flachbandleitungen (nicht gezeigt) innerhalb des Gehäuses mit den Teilen 8 und 15 erhält man eine kostengünstige, modulare Lösung. Die Flachbandleitungen sind in diesem Gehäuse vor Feuchtigkeitseinflüssen und bedingt durch die Kühlwirkung der vom Motor angesaugten Luft vor größeren thermischen Einflüssen geschützt.The arrangement of the printed
Claims (6)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005030252A DE102005030252A1 (en) | 2005-06-29 | 2005-06-29 | Multi-cylinder internal combustion engine for vehicles |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1741918A1 true EP1741918A1 (en) | 2007-01-10 |
Family
ID=37101699
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06010353A Withdrawn EP1741918A1 (en) | 2005-06-29 | 2006-05-19 | Multi-cylinder internal combustion engine for vehicles |
Country Status (3)
Country | Link |
---|---|
US (1) | US7363900B2 (en) |
EP (1) | EP1741918A1 (en) |
DE (1) | DE102005030252A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9605629B2 (en) * | 2014-02-14 | 2017-03-28 | Cnh Industrial America Llc | Under-hood mounting configuration for a control unit of a work vehicle |
JP6521004B2 (en) * | 2017-08-24 | 2019-05-29 | マツダ株式会社 | Engine cover member mounting structure |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04203437A (en) * | 1990-11-30 | 1992-07-24 | Hitachi Ltd | Control equipment for vehicle |
DE4403219A1 (en) * | 1994-02-03 | 1995-08-10 | Daimler Benz Ag | Intake module for IC engine |
EP0674100A1 (en) * | 1994-03-22 | 1995-09-27 | MAGNETI MARELLI S.p.A. | System for operating and controlling actuators, sensors and devices installed in the bodywork of a vehicle, in an engine of the vehicle, and in an air intake assembly |
US5713322A (en) * | 1994-08-26 | 1998-02-03 | Vdo Adolf Schindling Ag | Intake pipe |
US6357414B1 (en) * | 1999-04-22 | 2002-03-19 | Visteon Global Technologies, Inc. | Air manifold mounting for engine control circuitry |
US20020179025A1 (en) * | 2000-07-27 | 2002-12-05 | Glovatsky Andrew Z | Integrated powertrain control system for large engines |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4344027C2 (en) * | 1993-12-23 | 1996-10-24 | Audi Ag | Control unit for controlling engine operating functions |
US6408811B1 (en) * | 1999-04-22 | 2002-06-25 | Visteon Global Technologies, Inc. | Vehicle engine components providing integral interconnect circuitry system |
US6675755B2 (en) * | 2000-04-06 | 2004-01-13 | Visteon Global Technologies, Inc. | Integrated powertrain control system for large engines |
JP3823838B2 (en) * | 2002-01-31 | 2006-09-20 | 株式会社デンソー | Electronic control unit integrated intake module |
JP2003298253A (en) * | 2002-03-29 | 2003-10-17 | Denso Corp | Housing structure and mounting structure of electronic control apparatus |
JP2004239211A (en) * | 2003-02-07 | 2004-08-26 | Denso Corp | Intake module |
-
2005
- 2005-06-29 DE DE102005030252A patent/DE102005030252A1/en not_active Withdrawn
-
2006
- 2006-05-19 EP EP06010353A patent/EP1741918A1/en not_active Withdrawn
- 2006-06-28 US US11/475,964 patent/US7363900B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04203437A (en) * | 1990-11-30 | 1992-07-24 | Hitachi Ltd | Control equipment for vehicle |
DE4403219A1 (en) * | 1994-02-03 | 1995-08-10 | Daimler Benz Ag | Intake module for IC engine |
EP0674100A1 (en) * | 1994-03-22 | 1995-09-27 | MAGNETI MARELLI S.p.A. | System for operating and controlling actuators, sensors and devices installed in the bodywork of a vehicle, in an engine of the vehicle, and in an air intake assembly |
US5713322A (en) * | 1994-08-26 | 1998-02-03 | Vdo Adolf Schindling Ag | Intake pipe |
US6357414B1 (en) * | 1999-04-22 | 2002-03-19 | Visteon Global Technologies, Inc. | Air manifold mounting for engine control circuitry |
US20020179025A1 (en) * | 2000-07-27 | 2002-12-05 | Glovatsky Andrew Z | Integrated powertrain control system for large engines |
Also Published As
Publication number | Publication date |
---|---|
DE102005030252A1 (en) | 2007-01-18 |
US7363900B2 (en) | 2008-04-29 |
US20070113816A1 (en) | 2007-05-24 |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
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AX | Request for extension of the european patent |
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17P | Request for examination filed |
Effective date: 20070120 |
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17Q | First examination report despatched |
Effective date: 20070222 |
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17Q | First examination report despatched |
Effective date: 20070222 |
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AKX | Designation fees paid |
Designated state(s): DE ES FR GB IT SE |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20080108 |