WO2009003562A1 - Collecteur d'admission pour un moteur à combustion interne - Google Patents

Collecteur d'admission pour un moteur à combustion interne Download PDF

Info

Publication number
WO2009003562A1
WO2009003562A1 PCT/EP2008/004346 EP2008004346W WO2009003562A1 WO 2009003562 A1 WO2009003562 A1 WO 2009003562A1 EP 2008004346 W EP2008004346 W EP 2008004346W WO 2009003562 A1 WO2009003562 A1 WO 2009003562A1
Authority
WO
WIPO (PCT)
Prior art keywords
suction tube
water
air cooler
charge air
tube according
Prior art date
Application number
PCT/EP2008/004346
Other languages
German (de)
English (en)
Inventor
Michael Deneke
Original Assignee
Volkswagen Aktiengesellschaft
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 Volkswagen Aktiengesellschaft filed Critical Volkswagen Aktiengesellschaft
Priority to EP08758916A priority Critical patent/EP2171251A1/fr
Publication of WO2009003562A1 publication Critical patent/WO2009003562A1/fr

Links

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
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/045—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly
    • F02B29/0462—Liquid cooled heat exchangers
    • 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
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/045—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly
    • F02B29/0475—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly the intake air cooler being combined with another device, e.g. heater, valve, compressor, filter or EGR cooler, or being assembled on a special engine location
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0082—Charged air coolers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/06—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits having a single U-bend
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2280/00—Mounting arrangements; Arrangements for facilitating assembling or disassembling of heat exchanger parts
    • F28F2280/02—Removable elements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Definitions

  • the invention relates to a suction pipe for an internal combustion engine, in particular a gasoline engine, in particular of a motor vehicle, with a water charge air cooler arranged in the intake pipe, which has water tanks at its opposite ends, according to the preamble of patent claim 1.
  • the charge air cooler is arranged in a suction tube and comprises a removable core with support plates and cooling plates.
  • the circumference of the support plates and the cooling plates is formed such that this circumference corresponds to the cross section of the opening of a core carrier housing of the suction tube.
  • the ends of the core are sealed to provide longitudinal cooling channels in the core.
  • the suction tube has an annular groove in which a seal is arranged. At this seal abuts one end of the core with its circumference, so that at this end a chamber for the cooling fluid is sealed.
  • the invention is based on the object, a suction pipe of the o.g. To improve the type of costs and installation costs
  • a suction tube of the aforementioned type that at least one of the water boxes is formed as an integral part of the suction tube, wherein the water charge air cooler is designed as a radiator network, the housing is completely formed of parts of the suction tube.
  • the radiator network is designed as a plugged network with integrated sealing elements, as a soldered network with pre-assembled sealing elements or in the form of a tube cooler.
  • the sealing elements are preassembled, for example, on the soldered net or on the intake manifold or on the water charge air cooler (14).
  • the water charge air cooler is designed in the form of a tube cooler.
  • the housing of the suction tube closable on a closure cover opening, wherein preferably at least one water connection piece is formed integrally with the closure lid and optionally the closure lid is designed such that it forms a water box.
  • the closure cap is connected to the housing of the suction tube, for example by means of a screw connection, a clip connection or a welded connection.
  • a seal is provided on an end of the water charge air cooler facing the closure lid such that this seal seals the water box formed by the closure lid against an interior of the suction tube.
  • This seal is formed for example as a radial seal and / or axial seal.
  • the water tank integrated in the intake manifold is arranged on an end opposite the closure lid of the water charge air cooler, wherein preferably at the opposite end of the closure cap of the water charge air cooler, a seal is provided such that this seal formed by the intake manifold water tank against an interior of the Suction tube seals.
  • This seal is formed for example as a radial seal and / or axial seal.
  • the water charge air cooler and the intake manifold housing are formed such that in the water charge air cooler, a flow path for cooling water is U-shaped or I-shaped.
  • Fig. 1 shows a preferred embodiment of a suction tube according to the invention in sectional view
  • FIG. 2 the suction pipe of FIG. 1 in a sectional exploded view.
  • FIGS. 1 and 2 preferred embodiment of a suction pipe according to the invention comprises a Saugrohrgepuruse 10 with an air inlet 11, wherein in the intake manifold 10 integrally a first water tank 12 is formed for a arranged in an interior of the intake manifold Wasserladeluftkühler 14.
  • a closable by a closure cover 16 opening is formed in the intake manifold 10 .
  • the water charge air cooler 14 and this closable by the closure cover 16 opening are formed such that the water charge air cooler 14 can be inserted through this opening in the interior of the suction pipe.
  • the water charge air cooler 14 is formed without its own housing, wherein the intake manifold 10 is formed such that it forms all inserted into the intake manifold water charge air cooler 14 all necessary for this housing parts.
  • the closure lid 16 is designed such that it forms a second water tank 18 for the water charge air cooler 14 together with the intake manifold housing 10. Furthermore, 16 are arranged on the closure cap 16 connecting pieces 17 for feeding and discharging of the water charge air cooler 14 through which cooling water, which are preferably integrally formed with the closure lid 16 and in particular molded.
  • sealing elements 20, 22 are arranged, which radially and / or axially seal the two water boxes 12, 18 against an interior of the suction pipe.
  • the water charge air cooler 14 is reduced to a cooler network without its own housing.
  • This radiator network is designed for example as a plugged network with integrated sealing elements (tube radiator), as a soldered network with pre-assembled sealing elements (tube radiator) or as a brazed plate cooler.
  • the water tank 12, which the the Water charge air cooler 14 by flowing cooling water deflects and leads back into the radiator network is formed integrally with the intake manifold 10.
  • an I-shaped flow takes place instead of the U-shaped flow through the water charge air cooler.
  • no diversion takes place in the first water tank 12, but the water flows through the water charge air cooler and the first water tank 12 transversely.
  • the water connections 17 can also be arranged on the first water tank 12 formed integrally with the intake manifold housing 10 or alternatively a water connection 17 on the first water tank 12 and the correspondingly different water connection 17 on the second water tank 18.
  • the assembly of the water charge air cooler 14 takes place in the direction of arrow 24. i. the water charge air cooler 14 is inserted in the direction of arrow 24 in the intake manifold 10, wherein the sealing elements 20, 22 are arranged accordingly. Subsequently, the closure lid 16 is attached. By means of screw connections 26 Wasserladeluftkühler 14 and cover 16 are attached to the intake manifold 10.

Abstract

L'invention concerne un collecteur d'admission pour un moteur à combustion interne, en particulier un moteur à allumage par étincelles, notamment pour un véhicule automobile, qui comprend un refroidisseur d'air de suralimentation à eau (14) disposé dans le collecteur d'admission et présentant sur ses extrémités opposées des boîtiers d'eau (12, 18). Dans ce cas, au moins l'un des boîtiers d'eau (12) est réalisé sous forme de composant intégral du collecteur d'admission, et le refroidisseur d'air de suralimentation (14) est réalisé sous forme de réseau de refroidissement dont le boîtier est entièrement formé par des parties du collecteur d'admission.
PCT/EP2008/004346 2007-06-29 2008-05-31 Collecteur d'admission pour un moteur à combustion interne WO2009003562A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08758916A EP2171251A1 (fr) 2007-06-29 2008-05-31 Collecteur d'admission pour un moteur à combustion interne

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007030464A DE102007030464A1 (de) 2007-06-29 2007-06-29 Saugrohr für eine Brennkraftmaschine
DE102007030464.3 2007-06-29

Publications (1)

Publication Number Publication Date
WO2009003562A1 true WO2009003562A1 (fr) 2009-01-08

Family

ID=39736078

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/004346 WO2009003562A1 (fr) 2007-06-29 2008-05-31 Collecteur d'admission pour un moteur à combustion interne

Country Status (3)

Country Link
EP (1) EP2171251A1 (fr)
DE (1) DE102007030464A1 (fr)
WO (1) WO2009003562A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102042135A (zh) * 2009-10-21 2011-05-04 曼·胡默尔有限公司 内燃机的进气歧管和冷却液增压空气冷却器
DE102012025257A1 (de) 2012-01-17 2013-07-18 Mazda Motor Corp. Einlassvorrichtung eines Motors und Verfahren zum Herstellen derselben
WO2014154678A1 (fr) * 2013-03-26 2014-10-02 Mahle International Gmbh Installation de circulation d'air frais
DE102015005047A1 (de) * 2015-04-21 2016-10-27 Neander Motors Ag Sauganlage mit integriertem Ladelüftkühler
US10288012B2 (en) 2016-01-28 2019-05-14 Ford Global Technologies, Llc Arrangement for introducing water into the intake manifold of an internal combustion engine and control device

Families Citing this family (29)

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DE102008061759A1 (de) * 2008-12-12 2010-06-17 Behr Gmbh & Co. Kg Saugrohrgehäuse mit einem integrierten Wärmeübertragerblock
DE102009010333B4 (de) * 2009-02-25 2019-02-21 Mahle International Gmbh Auflademodul, Aufladesystem und Brennkraftmaschine
DE102009012024A1 (de) * 2009-03-10 2010-09-16 Behr Gmbh & Co. Kg Ladeluftkühler zur Anordnung in einem Saugrohr
DE102009025282A1 (de) * 2009-06-15 2010-12-16 Behr Gmbh & Co. Kg Saugrohr mit integriertem Ladeluftkühler
DE102009025292B4 (de) 2009-06-15 2014-02-13 Mann + Hummel Gmbh Ansauganlage
DE102009053884A1 (de) * 2009-11-20 2011-06-01 Behr Gmbh & Co. Kg Saugrohr für einen Verbrennungsmotor
DE102009055715A1 (de) 2009-11-26 2011-06-01 Behr Gmbh & Co. Kg Saugrohr mit integriertem Ladeluftkühler
DE102010063324A1 (de) 2010-12-17 2012-06-21 Behr Gmbh & Co. Kg Vorrichtung zur Kühlung von Ladeluft, System zum Konditionieren von Ladeluft und Ansaugmodul für einen Verbrennungsmotor
DE102010063602A1 (de) 2010-12-20 2012-06-21 Behr Gmbh & Co. Kg Saugrohr mit integriertem Ladeluftkühler
DE102011007432A1 (de) 2011-04-14 2012-10-18 Behr Gmbh & Co. Kg Bauteil und zugehöriges Herstellungsverfahren
DE102011077141A1 (de) * 2011-06-07 2012-12-13 Behr Gmbh & Co. Kg Wärmetauscher
DE102011080474A1 (de) 2011-08-05 2013-02-07 Behr Gmbh & Co. Kg Wärmetauscheranordnung
ITBO20110603A1 (it) * 2011-10-26 2013-04-27 Magneti Marelli Spa Collettore di aspirazione con intercooler integrato per un motore a combustione interna turbocompresso
JP5915195B2 (ja) * 2012-01-17 2016-05-11 マツダ株式会社 エンジンの吸気装置
JP5948884B2 (ja) * 2012-01-17 2016-07-06 マツダ株式会社 エンジンの吸気装置
DE102012000875B4 (de) * 2012-01-19 2015-10-08 Mann + Hummel Gmbh Saugrohr einer Brennkraftmaschine mit einem Kühlfluidladeluftkühler
DE102012204121A1 (de) 2012-03-15 2013-09-19 Mahle International Gmbh Ladeluftkühleinrichtung
DE102012206121A1 (de) * 2012-04-13 2013-10-17 Behr Gmbh & Co. Kg Anordnung eines Ladeluftkühlers in einem Ansaugrohr
DE102012206106A1 (de) * 2012-04-13 2013-10-17 Behr Gmbh & Co. Kg Anordnung eines Ladeluftkühlers in einem Ansaugrohr
DE102012213165A1 (de) * 2012-07-26 2014-01-30 Behr Gmbh & Co. Kg Frischluftversorgungseinrichtung
DE102012213164A1 (de) 2012-07-26 2014-01-30 Mahle International Gmbh Frischluftversorgungseinrichtung
FR2997178B1 (fr) 2012-10-19 2014-11-21 Systemes Moteurs Repartiteur integrant un echangeur de chaleur et son procede de fabrication
CN103711625A (zh) * 2014-01-09 2014-04-09 劳士领汽车配件(苏州)有限公司 一种集成中冷器的涡轮增压发动机进气歧管
CN104373196A (zh) * 2014-08-02 2015-02-25 安徽天利动力股份有限公司 一种新型中冷器连接结构
EP3073088B1 (fr) * 2015-03-24 2018-03-07 Caterpillar Motoren GmbH & Co. KG Élément de boîtier pour refroidisseur d'air
US9689326B2 (en) 2015-06-04 2017-06-27 Hyundai America Technical Center, Inc. Exhaust gas recirculation system with paired cylinders
FR3059727B1 (fr) 2016-12-07 2019-12-13 Sogefi Air & Refroidissement France Repartiteur d'admission avec un echangeur de chaleur integre
WO2020254847A1 (fr) * 2019-06-21 2020-12-24 日産自動車株式会社 Dispositif d'échange de chaleur
DE102019218509A1 (de) * 2019-11-28 2021-06-02 Volkswagen Aktiengesellschaft Brennkraftmaschine mit einem Ladeluftkühler sowie mit einer Kontrollvorrichtung zur Steuerung oder Regelung eines elektrisch betriebenen Elements eines Fahrzeuges

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US3881455A (en) * 1973-10-31 1975-05-06 Allis Chalmers Aftercooler for internal combustion engine
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WO1983002481A1 (fr) * 1982-01-13 1983-07-21 Tholen, Paul Moteur suralimente a combustion interne avec echangeur thermique de l'air de combustion
US4452216A (en) * 1982-09-27 1984-06-05 Allis-Chalmers Corporation Even temperature intercooler
FR2645209A1 (fr) * 1989-03-28 1990-10-05 Ecia Equip Composants Ind Auto Dispositif compact echangeur thermique-repartiteur de gaz, notamment pour moteur thermique compresse
WO2000040844A1 (fr) * 1999-01-08 2000-07-13 Lysholm Technologies Ab Dispositif d'un moteur a combustion interne a suralimentation
EP1170478A2 (fr) * 2000-07-07 2002-01-09 Volvo Car Corporation Moteur à combustion avec compresseur, refroidisseur intermédiaire et collecteur d'admission dans un corps coulé monobloc
US20040206340A1 (en) * 2002-12-13 2004-10-21 Andreas Bilek Combined intercooler and flame arrester
FR2856747A1 (fr) * 2003-06-25 2004-12-31 Valeo Thermique Moteur Sa Module de refroidissement de l'air de suralimentation et des gaz d'echappement recircules d'un moteur a combustion interne de vehicule automobile.

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DE2059220A1 (de) * 1970-12-02 1972-06-08 Kloeckner Humboldt Deutz Ag Kuehler,insbesondere Ladeluftkuehler fuer Brennkraftmaschinen
DE4211588A1 (de) 1992-04-07 1993-10-14 Audi Ag Anordnung zumindest eines Wärmetauschers in einem Kühlkreislauf
JP2003097277A (ja) 2001-09-27 2003-04-03 Nissan Motor Co Ltd 内燃機関の吸気装置
NL1027948C2 (nl) * 2005-01-04 2006-07-05 Eindhovense Radiateurenfabriek Koelinrichting.

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881455A (en) * 1973-10-31 1975-05-06 Allis Chalmers Aftercooler for internal combustion engine
US4000725A (en) * 1975-03-24 1977-01-04 Cummins Engine Company, Inc. Aftercooler coolant flow control for internal combustion engine
WO1983002481A1 (fr) * 1982-01-13 1983-07-21 Tholen, Paul Moteur suralimente a combustion interne avec echangeur thermique de l'air de combustion
US4452216A (en) * 1982-09-27 1984-06-05 Allis-Chalmers Corporation Even temperature intercooler
FR2645209A1 (fr) * 1989-03-28 1990-10-05 Ecia Equip Composants Ind Auto Dispositif compact echangeur thermique-repartiteur de gaz, notamment pour moteur thermique compresse
WO2000040844A1 (fr) * 1999-01-08 2000-07-13 Lysholm Technologies Ab Dispositif d'un moteur a combustion interne a suralimentation
EP1170478A2 (fr) * 2000-07-07 2002-01-09 Volvo Car Corporation Moteur à combustion avec compresseur, refroidisseur intermédiaire et collecteur d'admission dans un corps coulé monobloc
US20040206340A1 (en) * 2002-12-13 2004-10-21 Andreas Bilek Combined intercooler and flame arrester
FR2856747A1 (fr) * 2003-06-25 2004-12-31 Valeo Thermique Moteur Sa Module de refroidissement de l'air de suralimentation et des gaz d'echappement recircules d'un moteur a combustion interne de vehicule automobile.

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102042135A (zh) * 2009-10-21 2011-05-04 曼·胡默尔有限公司 内燃机的进气歧管和冷却液增压空气冷却器
DE102012025257A1 (de) 2012-01-17 2013-07-18 Mazda Motor Corp. Einlassvorrichtung eines Motors und Verfahren zum Herstellen derselben
US8671919B2 (en) 2012-01-17 2014-03-18 Mazda Motor Corporation Intake device of engine
DE102012025257B4 (de) * 2012-01-17 2016-12-29 Mazda Motor Corp. Einlassvorrichtung eines Motors und Verfahren zum Herstellen derselben
WO2014154678A1 (fr) * 2013-03-26 2014-10-02 Mahle International Gmbh Installation de circulation d'air frais
CN104937255A (zh) * 2013-03-26 2015-09-23 马勒国际有限公司 空气供应系统
DE102015005047A1 (de) * 2015-04-21 2016-10-27 Neander Motors Ag Sauganlage mit integriertem Ladelüftkühler
US10060397B2 (en) 2015-04-21 2018-08-28 Neander Motors Ag Intake unit comprising integrated charge air cooler
US10288012B2 (en) 2016-01-28 2019-05-14 Ford Global Technologies, Llc Arrangement for introducing water into the intake manifold of an internal combustion engine and control device

Also Published As

Publication number Publication date
EP2171251A1 (fr) 2010-04-07
DE102007030464A1 (de) 2009-01-08

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