EP2042706B1 - Agencement de turbocompresseur - Google Patents

Agencement de turbocompresseur Download PDF

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Publication number
EP2042706B1
EP2042706B1 EP20080015918 EP08015918A EP2042706B1 EP 2042706 B1 EP2042706 B1 EP 2042706B1 EP 20080015918 EP20080015918 EP 20080015918 EP 08015918 A EP08015918 A EP 08015918A EP 2042706 B1 EP2042706 B1 EP 2042706B1
Authority
EP
European Patent Office
Prior art keywords
arrangement according
turbocharger
turbocharger arrangement
internal combustion
combustion engine
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 - Fee Related
Application number
EP20080015918
Other languages
German (de)
English (en)
Other versions
EP2042706A2 (fr
EP2042706A3 (fr
Inventor
Peter Kerschenlohr
Jason Cox
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.)
Audi AG
Original Assignee
Audi 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 Audi AG filed Critical Audi AG
Publication of EP2042706A2 publication Critical patent/EP2042706A2/fr
Publication of EP2042706A3 publication Critical patent/EP2042706A3/fr
Application granted granted Critical
Publication of EP2042706B1 publication Critical patent/EP2042706B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • F02B67/10—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 of charging or scavenging apparatus
    • 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
    • F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
    • F02B39/005—Cooling of 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
    • F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
    • F02B39/14—Lubrication of pumps; Safety measures therefor
    • 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
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/007—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in parallel, e.g. at least one pump supplying alternatively
    • 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
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/013—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in series

Definitions

  • the invention relates to an arrangement of at least one exhaust gas turbocharger on an internal combustion engine according to the preamble of claim 1.
  • Such an arrangement shows, for example, the EP 1 445 448 A1 the the EP 1428999 in which an exhaust gas turbocharger is flanged on both sides of the housing of a reciprocating internal combustion engine with a V-shaped arrangement of the cylinder.
  • an exhaust gas turbocharger is flanged on both sides of the housing of a reciprocating internal combustion engine with a V-shaped arrangement of the cylinder.
  • block-like mounting brackets are provided in a complex manner, are incorporated in the media-carrying channels for supplying the exhaust gas turbocharger with lubricating oil and / or cooling water.
  • the object of the invention is to provide a turbocharger arrangement for an internal combustion engine, which is designed to be lightweight and functionally advantageous.
  • the holding device is formed by a plurality of, the media-carrying channels forming, substantially rigid, ie load or kraftab Melt or-carrying pipes. These are preferably via molded connecting flanges with the internal combustion engine and connected to the housing of an exhaust gas turbocharger.
  • the media-carrying channels to be provided anyway, in particular the coolant and lubricant channels thus form in a dual function at the same time the holding device or fastening bracket for the exhaust-gas turbocharger on the internal combustion engine by virtue of their design as force- or load-bearing pipelines. This also results in a lightweight construction, because the supporting cables with the z. B.
  • the connecting flanges can also have another, additional function in addition to their traditional function as fasteners, z. B. a housing function.
  • the pipelines may be preferably between individual spacings forming spacings, whereby a truss-like support and thus a functionally reliable mounting of exhaust gas turbochargers in a structurally relatively simple manner is possible.
  • stiffening intermediate walls with a small wall thickness can also be provided at least at partial sections of the lines.
  • the mouths of the lines are preferably in the connection flanges, in particular between at least two holes for fastening screws, which in addition to a simple mounting of the connection flanges and tight line connections are given.
  • At least a plurality of lines with stabilizing curvatures, in particular between the two connecting flanges, and / or with defined distances from each other can be implemented.
  • At least some of the lines may be provided with cooling fins formed on their outer circumference, wherein the cooling fins are particularly advantageously aligned parallel to the longitudinal axis of the lines.
  • the cooling fins contribute in addition to their cooling function in addition to the stiffening of the supporting lines.
  • the lines preferably together with the connecting flanges, can be made of light metal by die-casting.
  • two exhaust gas turbochargers may be provided, which are fastened via a respective bundle of rigid or supporting pipes, in particular via separate connection flanges to the respective supporting lines, to the internal combustion engine and to the casings of the exhaust gas turbocharger ,
  • two exhaust gas turbochargers 10, 12 are arranged on the housing of an internal combustion engine, not shown, which may be of conventional design and each having an exhaust gas turbine 14 and a compressor 16.
  • the wheels of the exhaust gas turbine 14 and the compressor 16 are connected to each other via a shaft (not shown), which are rotatably mounted in the interposed bearing housings 18 of the exhaust gas turbocharger 10, 12.
  • the non-apparent bearing of the shafts of the exhaust gas turbocharger 10, 12 are connected in a manner to be described to the pressure circulation lubricating oil system of the internal combustion engine. Furthermore, the bearing housing 18 on non-apparent cooling channels, which are supplied with cooling water of the liquid cooling system of the internal combustion engine.
  • each exhaust gas turbocharger 10, 12 via a line network 20, 22 fixedly connected to the internal combustion engine, wherein the line network 20, 22 each composed of four supporting individual lines 24, 26, 28, 30 and two integrally formed on the individual lines 24 to 30 connecting flanges 32, 34.
  • the individual lines 24 to 30 are lubricating oil and cooling water lines leading into the connecting flanges 32, 34 (visible in the Connection flanges 34) open, wherein the mouths 24a, 26a, 28a, 30a are each between at least two holes 36 for fastening screws, not shown.
  • the connecting flanges 32, 34 are by means of said mounting screws and with the interposition of appropriate seals (rubber rings or gaskets) with corresponding pads 38 on the engine and in the image plane of Fig. 1 concealed, here lower connection surfaces 40 to the bearing housings 18 of the exhaust gas turbocharger 10, 12 attached. It is understood that corresponding, corresponding to the mouths 24a, 26a, 28a, 30a of the individual lines 24 to 30 feed channels in said pads 38, 40 are provided.
  • the fastening screws penetrate on the bearing housing side to the connecting surfaces 40 integrally formed directionalenbutzen 18 a and 34 a of the connecting flanges 34th
  • the individual line 24 serves as a lubricating oil supply line, which in the flow area larger single line 26 as a lubricating oil return line.
  • the two individual lines 28, 30 as a cooling water supply line and as a cooling water return line.
  • the individual lines 24, 26, 28 and 30 thus provide the bearing housing 18 with lubricating oil and cooling water, at the same time by skillful specification and arrangement of the lines 24, 26, 28 and 30, a desired predetermined heat exchange effect, in particular in the connecting flanges 32, 34 are achieved can.
  • the individual lines 24 to 30 with their connecting flanges 32, 34 of the two line assemblies 20, 22 serve in functional unit also here as a supporting mounting bracket of the exhaust gas turbocharger 10, 12 and are designed accordingly constructive.
  • the supporting function of the individual lines 24 to 30 by design their wall thickness, provided by between the individual lines 24 to 30 Distances (without reference numeral) for enlarging the supporting base and provided by curved sections (see drawing Fig. 2 ) created on the individual lines 24 to 30. Possibly. may be provided between the individual lines 24 to 30 more, connecting webs or partitions, possibly also for certain desired sauceleit- and / or heat exchange specifications.
  • cooling fins 42 For example, as in Fig. 3 shown, some or all individual lines 24 to 30 with integrally formed, radially projecting cooling fins (generally designated 42) be provided.
  • the cooling ribs 42 preferably extend parallel to the longitudinal central axes of the individual lines 24 to 30 and thus contribute, in addition to their heat exchange function, to an increased rigidity of the supporting conductor assemblies 20, 22.
  • the cable assemblies 20, 22 with their individual lines 24 to 30 and the connecting flanges 32, 34 are made of a light metal alloy in die-casting. For smaller production quantities but also a built version with assembled items 24 to 34 may be appropriate.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supercharger (AREA)

Claims (10)

  1. Agencement de turbocompresseur placé au niveau d'un moteur à combustion interne, notamment pour véhicules automobiles, dans lequel l'au moins un turbocompresseur de gaz d'échappement (10, 12) est maintenu contre le moteur à combustion interne à l'aide d'un dispositif de retenue, le dispositif de retenue de l'agencement de turbocompresseur comportant en outre des canaux de guidage d'agent (24, 26, 28, 30), notamment pour de l'eau de refroidissement et un moyen de lubrification, lesdits canaux s'étendant entre le turbocompresseur de gaz d'échappement (10, 12) et le moteur à combustion interne, caractérisé en ce que le dispositif de retenue est formé par plusieurs conduites tubulaires (24, 26, 28, 30) rigides indépendantes formant les canaux de guidage d'agent.
  2. Agencement de turbocompresseur selon la revendication 1, caractérisé en ce que les conduites tubulaires (24, 26, 28, 30) sont reliées au moteur à combustion interne et au carter de roulement (18) du turbocompresseur de gaz d'échappement (10, 12) via des flasques de raccordement (32, 34).
  3. Agencement de turbocompresseur selon la revendication 1 ou 2, caractérisé en ce que quatre conduites tubulaires (24, 26, 28, 30) sont prévues parmi lesquelles deux conduites sont des conduites d'abduction (24, 28) et deux conduites sont des conduites de refoulement (26, 30) pour l'eau de refroidissement et l'huile de graissage.
  4. Agencement de turbocompresseur selon l'une quelconque des revendications 1 à 3, caractérisé en ce que les conduites tubulaires sont formées par des conduites individuelles (24, 26, 28, 30) espacées les unes par rapport aux autres.
  5. Agencement de turbocompresseur selon l'une quelconque des revendications 2 à 4, caractérisé en ce que les embouchures des conduites tubulaires (24, 26, 28, 30) se situent dans les flasques de raccordement (32, 34), notamment respectivement entre au moins deux alésages (36) prévus pour les vis de fixation.
  6. Agencement de turbocompresseur selon l'une quelconque des revendications 1 à 5, caractérisé en ce qu'au moins une partie des conduites tubulaires (24, 26, 28, 30) comporte des coudes prédéfinis.
  7. Agencement de turbocompresseur selon l'une quelconque des revendications 1 à 6, caractérisé en ce qu'au moins une des conduites tubulaires (24, 26, 28, 30) est pourvue de nervures de refroidissement (42) formées au niveau de sa périphérie extérieure.
  8. Agencement de turbocompresseur selon la revendication 7, caractérisé en ce que les nervures de refroidissement (42) sont orientées parallèlement à l'axe central longitudinal des conduites tubulaires (24, 26, 28, 30).
  9. Agencement de turbocompresseur selon l'une quelconque des revendications 1 à 8, caractérisé en ce que les conduites tubulaires (24, 26, 28, 30) sont fabriquées en métal léger par le biais d'un procédé de coulage sous pression, de façon préférée conjointement avec les flasques de raccordement (32, 34).
  10. Agencement de turbocompresseur selon l'une quelconque des revendications 1 à 9, caractérisé en ce que deux turbocompresseurs de gaz d'échappement (10, 12) sont prévus au niveau du moteur à combustion interne, lesdits turbocompresseurs étant respectivement fixés au moteur à combustion interne (en 38) et aux carters de roulement (18) du turbocompresseur de gaz d'échappement (10, 12) par le biais de paquets de conduites tubulaires (20, 22) séparés, notamment par le biais de leurs flasques de raccordement (32, 34).
EP20080015918 2007-09-28 2008-09-10 Agencement de turbocompresseur Expired - Fee Related EP2042706B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200710046687 DE102007046687B4 (de) 2007-09-28 2007-09-28 Turboladeranordnung

Publications (3)

Publication Number Publication Date
EP2042706A2 EP2042706A2 (fr) 2009-04-01
EP2042706A3 EP2042706A3 (fr) 2009-10-14
EP2042706B1 true EP2042706B1 (fr) 2011-11-16

Family

ID=40138393

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20080015918 Expired - Fee Related EP2042706B1 (fr) 2007-09-28 2008-09-10 Agencement de turbocompresseur

Country Status (3)

Country Link
EP (1) EP2042706B1 (fr)
DE (1) DE102007046687B4 (fr)
ES (1) ES2377670T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012025048A1 (de) 2012-12-20 2014-06-26 Daimler Ag Verbrennungskraftmaschine für einen Kraftwagen

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5494294B2 (ja) * 2010-06-30 2014-05-14 マツダ株式会社 車両用エンジンのターボ過給機の冷却装置
WO2016000732A1 (fr) * 2014-07-04 2016-01-07 Volvo Truck Corporation Unité de turbocompresseur
EP3278003A1 (fr) * 2015-03-31 2018-02-07 Armec S.n.c. Di Luigi Arbore E C. Banc d'essai ou de travail pour la réalisation d'essais ou pour l'assemblage d'ensembles turbocompresseur
EP3317502B1 (fr) * 2015-07-02 2021-07-14 Volvo Truck Corporation Unité de turbocompresseur
DE102017201293B4 (de) 2017-01-27 2019-01-31 Bayerische Motoren Werke Aktiengesellschaft Turbolader für eine Verbrennungskraftmaschine

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DE3341119C1 (de) * 1983-11-12 1985-06-20 Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart Tragarm fuer eine Brennkraftmaschine
DE3532695C1 (de) * 1985-09-13 1986-11-27 Audi AG, 8070 Ingolstadt Abgasturbolader fuer eine Fahrzeug-Brennkraftmaschine
DE4218146C1 (en) * 1992-06-02 1993-05-27 Mtu Friedrichshafen Gmbh Carrier housing mountable on engine block for supporting exhaust turbochargers - is made of two parts enclosing hollow chamber for housing turbocharger turbines, with compressor housings located outside of main housing
US5261237A (en) * 1992-11-30 1993-11-16 Benson Steven R Oil drain and turbo assembly support
FI94894C (fi) * 1993-01-27 1995-11-10 Waertsilae Diesel Int Tuenta- ja jäähdytysjärjestely turboahdinlaitteistoa varten
SE470576B (sv) * 1993-02-01 1994-09-19 Saab Scania Ab Smörjoljeledande anordning vid förbränningsmotor
DE4433247A1 (de) * 1994-09-19 1996-03-28 Motoren Werke Mannheim Ag Kombinationsgehäuse
DE19818700A1 (de) * 1998-04-25 1999-10-28 Motoren Werke Mannheim Ag Brennkraftmaschine mit einem integrierten Front-End
DE10122406B4 (de) * 2001-05-09 2004-05-27 Mtu Friedrichshafen Gmbh Brennkraftmaschine mit Aufladegruppe
EP1428999A1 (fr) * 2002-12-12 2004-06-16 Renault s.a.s. Arrangement de turbocompresseurs pour moteurs à combustion
EP1445448B1 (fr) * 2002-12-12 2010-02-24 Renault s.a.s. Arrangement de turbocompresseurs pour moteurs à combustion
DE102004007585A1 (de) * 2004-02-17 2005-09-01 Volkswagen Ag Abgasturboladerstütze
DE102004011251A1 (de) * 2004-03-09 2005-10-13 Daimlerchrysler Ag Verdichter, Brennkraftmaschine mit einem Verdichter und Verfahren zum Betrieb einer Brennkraftmaschine
DE102006036737B4 (de) * 2006-08-05 2015-07-09 Man Diesel & Turbo Se Brennkraftmaschine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012025048A1 (de) 2012-12-20 2014-06-26 Daimler Ag Verbrennungskraftmaschine für einen Kraftwagen

Also Published As

Publication number Publication date
DE102007046687B4 (de) 2013-10-17
EP2042706A2 (fr) 2009-04-01
EP2042706A3 (fr) 2009-10-14
ES2377670T3 (es) 2012-03-29
DE102007046687A1 (de) 2009-04-02

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