EP1160443B1 - Air intake device for a combustion engine - Google Patents

Air intake device for a combustion engine Download PDF

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Publication number
EP1160443B1
EP1160443B1 EP01110536A EP01110536A EP1160443B1 EP 1160443 B1 EP1160443 B1 EP 1160443B1 EP 01110536 A EP01110536 A EP 01110536A EP 01110536 A EP01110536 A EP 01110536A EP 1160443 B1 EP1160443 B1 EP 1160443B1
Authority
EP
European Patent Office
Prior art keywords
pipe
chamber
intake device
volume
air intake
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.)
Expired - Lifetime
Application number
EP01110536A
Other languages
German (de)
French (fr)
Other versions
EP1160443A2 (en
EP1160443A3 (en
Inventor
Jürgen Schorn
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.)
Dr Ing HCF Porsche AG
Original Assignee
Dr Ing HCF Porsche AG
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 Dr Ing HCF Porsche AG filed Critical Dr Ing HCF Porsche AG
Publication of EP1160443A2 publication Critical patent/EP1160443A2/en
Publication of EP1160443A3 publication Critical patent/EP1160443A3/en
Application granted granted Critical
Publication of EP1160443B1 publication Critical patent/EP1160443B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/24—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type
    • F02B75/243—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type with only one crankshaft of the "boxer" type, e.g. all connecting rods attached to separate crankshaft bearings
    • 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
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1205—Flow throttling or guiding
    • F02M35/1233—Flow throttling or guiding by using expansion chambers in the air intake flow path
    • 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
    • F02M35/02—Air cleaners
    • F02M35/0201—Housings; Casings; Frame constructions; Lids; Manufacturing or assembling thereof
    • F02M35/021—Arrangements of air flow meters in or on air cleaner housings
    • 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
    • F02M35/14—Combined air cleaners and silencers

Definitions

  • the invention relates to an air supply device for an internal combustion engine according to the preamble of claim 1.
  • WO 98/49440 the aforementioned Genus, is in a pipeline between an air filter and a feeder integrated a unit, the pipe sections of the pipeline and a Resonator chamber includes.
  • DE 197 43 482 A1 deals with an intake passage for an internal combustion engine, which intake duct has a silencer with a shunt resonator.
  • the shunt resonator is formed by a container which is at a distance from the Intake channel is arranged and connected to the latter via a pipe.
  • FR 25796677 From FR 25796677 is a vibration in the intake of a Internal combustion engine, which is connected between lines of this intake.
  • the vibration damper consists at least partially of resilient material.
  • the object of the invention is the sound characteristics of an internal combustion engine to optimize targeted measures in an air supply device.
  • a multi-cylinder internal combustion engine 1 of the reciprocating type with opposite Cylinder rows 2,3 has a cylinder crankcase 4 with cylinder heads 5,6, wherein to the cylinder crankcase 4, a transmission 7 is flanged. With the cylinder heads 5.6 are connected to the intake 8.9 a suction system 10. The suction 8.9 are connected to a feed device 11 and to a resonance tube 12, the Part of an air supply device 13 are.
  • the air supply device 13 is provided with a pipe 14 which at its free end 15 with an air filter 16th is provided.
  • the pipeline 14 extends between feed device 11 and Air filter 16 and downstream has an air flow meter 17, a container 18 to Influence of resonances and an electrically controlled throttle 19 - also E-gas called - i.e. the container 18 is between air flow meter 17 and Throttle 19 is connected in the pipe 14.
  • the pipe 14 is interrupted in the region of the container 18 - Fig.2 -, and the cross-section QB of the container 18 is greater than the cross section QR of the pipe 14 and of line sections 20 and 21 of said pipe, the boundary walls 22 and 23 of the container 18 are connected.
  • the pipe 14 in the region of the container 18 on an arcuate profile Vb, and the boundary walls 22, 23 together with other boundary walls 24 and 25 has a trapezoidal cross-section.
  • the pipe 14 or its line sections 20,21 have a circular cross-section with a diameter D1, which is smaller than a largest diameter D2 of the container 18.
  • first volume V1 and the second volume V2 have the following relationship to each other: V 2 V 1 ⁇ 2
  • the container 18 is asymmetrical to a central longitudinal plane MR of the pipeline 14 arranged, with the proviso that a larger part of the volume VgT itself extends on the outside As of the central longitudinal plane MR; a smaller part of the volume VgT on the inside Is this central longitudinal plane.
  • the container 18 by two half-shells 28,29 formed in a transverse to the central longitudinal plane MR of the pipe 14 and the Line sections 20,21 extending dividing plane TE are composed.
  • the pipe 14 and the container made of plastic, wherein at least the half-shell 28 and the line section 21 made in one piece are.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Exhaust Silencers (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Characterised By The Charging Evacuation (AREA)

Description

Die Erfindung bezieht sich auf eine Luftzuführungseinrichtung für eine Brennkraftmaschine nach dem Oberbegriff des Patentanspruchs 1.The invention relates to an air supply device for an internal combustion engine according to the preamble of claim 1.

Bei einer bekannten Luftzuführungseinrichtung, WO 98/49440, der eingangs genannten Gattung, ist in eine Rohrleitung zwischen einem Luftfilter und einer Zuführungseinrichtung eine Baueinheit integriert, die Leitungsabschnitte der Rohrleitung und eine Resonatorkammer umfasst.In a known air supply device, WO 98/49440, the aforementioned Genus, is in a pipeline between an air filter and a feeder integrated a unit, the pipe sections of the pipeline and a Resonator chamber includes.

Die DE 197 43 482 A1 befasst sich mit einem Ansaugkanal für eine Brennkraftmaschine, welcher Ansaugkanal einen Schalldämpfer mit einem Nebenschlussresonator aufweist. Der Nebenschlussresonator wird durch ein Behältnis gebildet, das mit Abstand zum Ansaugkanal angeordnet und mit letzterem über eine Rohrleitung verbunden ist.DE 197 43 482 A1 deals with an intake passage for an internal combustion engine, which intake duct has a silencer with a shunt resonator. The shunt resonator is formed by a container which is at a distance from the Intake channel is arranged and connected to the latter via a pipe.

Aus der FR 25796677 geht ein Schwingungsdämpfer im Ansaugtrakt einer Brennkraftmaschine hervor, der zwischen Leitungen dieses Ansaugtraktes geschaltet ist. Der Schwingungsdämpfer besteht zumindest bereichsweise aus nachgiebigem Werkstoff.From FR 25796677 is a vibration in the intake of a Internal combustion engine, which is connected between lines of this intake. The vibration damper consists at least partially of resilient material.

In der US 5,647,314 wird ein Ansaugdämpfer für eine in ein Kraftfahrzeug eingebaute Brennkraftmaschine behandelt, welcher Ansaugdämpfer mehrere Dämpferkammern und ein Saugleitungssystem umfasst.In US 5,647,314 an intake damper for a built in a motor vehicle Internal combustion engine treated, which intake damper several damper chambers and a suction line system comprises.

Aufgabe der Erfindung ist es die Klangcharakteristik einer Brennkraftmaschine durch gezielte Massnahmen in einer Luftzuführungseinrichtung zu optimieren.The object of the invention is the sound characteristics of an internal combustion engine to optimize targeted measures in an air supply device.

Erfindungsgemäss wird diese Aufgabe durch die Merkmale des Patentanspruchs 1 gelöst. Weitere, die Erfindung ausgestaltende Merkmale sind in den Unteransprüchen enthalten. According to the invention, this object is achieved by the features of patent claim 1 solved. Further, the invention ausgestaltende features are in the dependent claims contain.

Die mit der Erfindung hauptsächlich erzielten Vorteile sind darin zu sehen, daß durch besondere Gestaltung des Behältnisses die zwischen den Volumina des Luftfilter und der Zuführungseinrichtung in der Rohrleitung auftretenden Rohrresonanzen, die sowohl die Abstrahlgeräusche wie auch die Druckpulsationen der besagten Rohrleitung günstig beeinflussen, wirkungsvoll bedämpft werden. Niedrige Druckpulsationen tragen dazu bei, daß an den Messeinrichtungen zur Luftmengenmessung relativ gleichmässige Luftströmungen herrschen was für die Messgenauigkeit von Vorteil ist. Darüber hinaus ist mit dem Behältnis eine hohe Klangqualität der Ansaugeräusche erzielbar, und es ist im Aufbau gegenüber sogenannten Helmholtzresonatoren einfacher.The advantages achieved by the invention are to be seen in that special design of the container between the volumes of the air filter and the Feed device occurring in the pipeline pipe resonances, both the Radiation noise as well as the pressure pulsations of said pipe low be effectively damped. Low pressure pulsations help that at the measuring devices for air flow measurement relatively uniform Air flows prevail which is advantageous for the measurement accuracy. In addition, it is With the container a high sound quality of Ansaugeräusche achievable, and it is in Construction easier compared to so-called Helmholtz resonators.

In der Zeichnung wird ein Ausführungsbeispiel der Erfindung gezeigt, das nachstehend näher beschrieben ist.In the drawing, an embodiment of the invention is shown below is described in more detail.

Es zeigen:

Fig. 1
eine schematische Ansicht von oben auf eine Brennkraftmaschine mit der Luftzuführungseinrichtung nach der Erfindung,
Fig. 2
eine Einzelheit X der Fig. 1, jedoch im Schnitt und grösserem Maßstab.
Show it:
Fig. 1
a schematic top view of an internal combustion engine with the air supply device according to the invention,
Fig. 2
a detail X of Fig. 1, but in section and on a larger scale.

Eine mehrzylindrige Brennkraftmaschine 1 der Hubkolbenbauart mit gegenüberliegenden Zylinderreihen 2,3 weist ein Zylinderkurbelgehäuse 4 mit Zylinderköpfen 5,6 auf, wobei an das Zylinderkurbelgehäuse 4 ein Getriebe 7 angeflanscht ist. Mit den Zylinderköpfen 5,6 verbunden sind Ansaugbehälter 8,9 einer Sauganlage 10. Die Ansaugbehälter 8,9 sind an eine Zuführungseinrichtung 11 und an ein Resonanzrohr 12 angeschlossen, die Bestandteil einer Luftzuführungseinrichtung 13 sind. Die Luftzuführungseinrichtung 13 ist mit einer Rohrleitung 14 versehen, die an ihrem freien Ende 15 mit einem Luftfilter 16 versehen ist. Die Rohrleitung 14 erstreckt sich zwischen Zuführungseinrichtung 11 und Luftfilter 16 und besitzt stromab einen Luftmengenmesser 17, ein Behältnis 18 zur Beeinflussung von Resonanzen und eine elektrisch gesteuerte Drosselklappe 19 - auch E-Gas genannt - d.h. das Behältnis 18 ist zwischen Luftmengenmesser 17 und Drosselklappe 19 in die Rohrleitung 14 geschaltet. A multi-cylinder internal combustion engine 1 of the reciprocating type with opposite Cylinder rows 2,3 has a cylinder crankcase 4 with cylinder heads 5,6, wherein to the cylinder crankcase 4, a transmission 7 is flanged. With the cylinder heads 5.6 are connected to the intake 8.9 a suction system 10. The suction 8.9 are connected to a feed device 11 and to a resonance tube 12, the Part of an air supply device 13 are. The air supply device 13 is provided with a pipe 14 which at its free end 15 with an air filter 16th is provided. The pipeline 14 extends between feed device 11 and Air filter 16 and downstream has an air flow meter 17, a container 18 to Influence of resonances and an electrically controlled throttle 19 - also E-gas called - i.e. the container 18 is between air flow meter 17 and Throttle 19 is connected in the pipe 14.

Die Rohrleitung 14 ist im Bereich des Behältnisses 18 unterbrochen - Fig.2 -, und der Querschnitt QB des Behältnisses 18 ist grösser als Querschnitt QR der Rohrleitung 14 bzw. von Leitungsabschnitten 20 und 21 der besagten Rohrleitung, die an Begrenzungswände 22 und 23 des Behältnisses 18 angeschlossen sind. Im Ausführungsbeispiel weist die Rohrleitung 14 im Bereich des Behältnisses 18 einen bogenförmigen Verlauf Vb auf, und die Begrenzungswände 22, 23 bilden zusammen mit weiteren Begrenzungswänden 24 und 25 einen trapezförmigen Querschnitt. Die Rohrleitung 14 bzw. ihre Leitungsabschnitte 20,21 besitzen einen kreisförmigen Querschnitt mit einem Durchmesser D1, der kleiner ist als ein grösster Durchmesser D2 des Behältnisses 18. Dabei stehen der grösste Durchmesser D2 des Behältnisses 18 und der Durchmesser D1 der Leitungsabschnitte 20,21 in folgender Beziehung zueinander: D2 D1 ≥ 2 The pipe 14 is interrupted in the region of the container 18 - Fig.2 -, and the cross-section QB of the container 18 is greater than the cross section QR of the pipe 14 and of line sections 20 and 21 of said pipe, the boundary walls 22 and 23 of the container 18 are connected. In the exemplary embodiment, the pipe 14 in the region of the container 18 on an arcuate profile Vb, and the boundary walls 22, 23 together with other boundary walls 24 and 25 has a trapezoidal cross-section. The pipe 14 or its line sections 20,21 have a circular cross-section with a diameter D1, which is smaller than a largest diameter D2 of the container 18. Here are the largest diameter D2 of the container 18 and the diameter D1 of the line sections 20,21 in following relationship to each other: D 2 D 1 ≥ 2

Eine gute Funktion des Behältnisses 18 wird erreicht, wenn innerhalb von ihm ein von Konstruktionslinien 26 und 27 des Durchmessers D1 gebildetes erstes Volumen V1 kleiner ist als ein zweites Volumen V2 des Behältnisses 18, welches Volumen V2 das erste Volumen V1 umgibt. In diesem Zusammenhang ist von Vorteil, wenn das erste Volumen V1 und das zweite Volumen V2 in folgender Beziehung zueinander stehen: V2 V1 ≥ 2 A good function of the container 18 is achieved when within him a construction of lines 26 and 27 of the diameter D1 formed first volume V1 is smaller than a second volume V2 of the container 18, which volume V2 surrounds the first volume V1. In this context, it is advantageous if the first volume V1 and the second volume V2 have the following relationship to each other: V 2 V 1 ≥ 2

Das Behältnis 18 ist asymmetrisch zu einer Mittellängsebene MR der Rohrleitung 14 angeordnet, und zwar mit der Massgabe, daß ein grösserer Teil des Volumens VgT sich an der Aussenseite As der Mittellängsebene MR erstreckt; ein kleinerer Teil des Volumens VgT an der Innenseite Is dieser Mittellängsebene. The container 18 is asymmetrical to a central longitudinal plane MR of the pipeline 14 arranged, with the proviso that a larger part of the volume VgT itself extends on the outside As of the central longitudinal plane MR; a smaller part of the volume VgT on the inside Is this central longitudinal plane.

Zur Herstellungsvereinfachung wird das Behältnis 18 durch zwei Halbschalen 28,29 gebildet, die in einer quer zur Mittellängsebene MR der Rohrleitung 14 bzw. der Leitungsabschnitte 20,21 verlaufenden Trennebene TE zusammengesetzt sind. Ausserdem bestehen die Rohrleitung 14 und das Behältnis aus Kunststoff, wobei zumindest die Halbschale 28 und der Leitungsabschnitt 21 aus einem Stück hergestellt sind.To simplify manufacturing, the container 18 by two half-shells 28,29 formed in a transverse to the central longitudinal plane MR of the pipe 14 and the Line sections 20,21 extending dividing plane TE are composed. In addition, the pipe 14 and the container made of plastic, wherein at least the half-shell 28 and the line section 21 made in one piece are.

Claims (8)

  1. An air intake device (13) for an internal-combustion engine (1) of the piston type, comprising an air filter (16) and an intake device (11) for an induction system (10) connected to cylinders of the internal-combustion engine (1), [which air intake device (13)]1 a chamber (18), through which air flows for influencing resonances, is arranged in a pipe (14) between the air filter (16) and the intake device (11) in such a way that the pipe (14) is interrupted in the region of the chamber (18), and a cross-section (QB) of the chamber (18) is larger than the cross-section (QR) of pipe portions (20, 21) of the pipe (14), said pipe portions (20, 21) leading to the chamber (18), characterised in that a largest diameter (D2) of the cross-section (QB) and the diameter (D1) of the cross-section (QR) have the following relationship to one another D2 D1 ≥ 2 and in that a first volume (V1), defined within the chamber (18) by construction lines (26, 27) of the diameters (D1) of the pipe portions (20, 21), is smaller than a second volume (V2) of the chamber, said second volume (V2) surrounding the first volume (V1), wherein the first volume (V1) and the second volume (V2) have the following relationship to one another V2 V1 ≥ 2
  2. An air intake device according to claim 1, characterised in that the pipe portions (20, 21) of the pipe (14) are connected to boundary walls (24, 25) of the chamber (18).
  3. An air intake device according to one or more of the preceding claims, characterised in that at least the cross-section (QR) of the pipe portions (20, 21) of the pipe (14) is circular.
  4. An air intake device according to one or more of the preceding claims, characterised in that the chamber (18) is arranged asymmetrically to a longitudinal central axis (MR) of the pipe (14) or the pipe portions (20, 21).
  5. An air intake device according to claims 3 and 8, characterised in that a larger part of the volume (VgT) and a smaller part of the volume (VkT) of the chamber (18) are arranged in relation to the longitudinal central axis (MR) of the pipe (14) or the pipe portions (20, 21) in such a way that the larger part of the volume (VgT) extends on the outside (As) of said longitudinal central axis.
  6. An air intake device according to one or more of the preceding claims, characterised in that the chamber (18) is formed by two half-shells (28, 29) which are joined in a [.....]2 transversely to the longitudinal central plane (MR) of the pipe (14) or the pipe portions (20, 21).
  7. An air intake device according to one or more of the preceding claims, characterised in that the pipe (14) and the chamber (18) are made of plastics.
  8. An air intake device according to one or more of the preceding claims, characterised in that at least one half-shell (e.g. 28) of the chamber (18) is manufactured in one piece with a pipe portion (e.g. 21).
EP01110536A 2000-06-02 2001-04-28 Air intake device for a combustion engine Expired - Lifetime EP1160443B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10027426 2000-06-02
DE10027426A DE10027426B4 (en) 2000-06-02 2000-06-02 Air supply device for an internal combustion engine

Publications (3)

Publication Number Publication Date
EP1160443A2 EP1160443A2 (en) 2001-12-05
EP1160443A3 EP1160443A3 (en) 2002-11-27
EP1160443B1 true EP1160443B1 (en) 2005-08-10

Family

ID=7644495

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01110536A Expired - Lifetime EP1160443B1 (en) 2000-06-02 2001-04-28 Air intake device for a combustion engine

Country Status (4)

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US (1) US6508219B2 (en)
EP (1) EP1160443B1 (en)
JP (1) JP2002004963A (en)
DE (2) DE10027426B4 (en)

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US7267297B2 (en) * 2004-09-02 2007-09-11 The Boeing Company Integrated axially varying engine muffler, and associated methods and systems
US7364116B2 (en) * 2004-09-27 2008-04-29 The Boeing Company Automatic control systems for aircraft auxiliary power units, and associated methods
US7344107B2 (en) * 2004-10-26 2008-03-18 The Boeing Company Dual flow APU inlet and associated systems and methods
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US7367424B2 (en) * 2005-02-14 2008-05-06 Honeywell International, Inc. Eccentric exhaust muffler for use with auxiliary power units
US7765784B2 (en) * 2006-09-25 2010-08-03 The Boeing Company Thermally compliant APU exhaust duct arrangements and associated systems and methods
US7497196B2 (en) * 2006-12-12 2009-03-03 Gm Global Technology Operations, Inc. Intake assembly having Helmholtz resonators
US8657227B1 (en) 2009-09-11 2014-02-25 The Boeing Company Independent power generation in aircraft
DE102010015541A1 (en) * 2010-04-20 2011-10-20 Gm Global Technology Operations Llc (N.D.Ges.D. Staates Delaware) Air cleaner with resonator built into the air outlet
JP5830854B2 (en) * 2010-12-17 2015-12-09 スズキ株式会社 Intake device for vehicle engine
US8738268B2 (en) 2011-03-10 2014-05-27 The Boeing Company Vehicle electrical power management and distribution
JP6380499B2 (en) * 2016-10-07 2018-08-29 マツダ株式会社 Engine with exhaust turbocharger
JP7316511B2 (en) * 2019-07-25 2023-07-28 マツダ株式会社 engine intake system

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Also Published As

Publication number Publication date
DE50107016D1 (en) 2005-09-15
EP1160443A2 (en) 2001-12-05
DE10027426B4 (en) 2006-12-14
US6508219B2 (en) 2003-01-21
JP2002004963A (en) 2002-01-09
DE10027426A1 (en) 2001-12-13
US20020033159A1 (en) 2002-03-21
EP1160443A3 (en) 2002-11-27

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