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WO2002009892A2 - Dispositif de climatisation d'un espace interieur, en particulier pour vehicule - Google Patents

Dispositif de climatisation d'un espace interieur, en particulier pour vehicule Download PDF

Info

Publication number
WO2002009892A2
WO2002009892A2 PCT/EP2001/008796 EP0108796W WO0209892A2 WO 2002009892 A2 WO2002009892 A2 WO 2002009892A2 EP 0108796 W EP0108796 W EP 0108796W WO 0209892 A2 WO0209892 A2 WO 0209892A2
Authority
WO
WIPO (PCT)
Prior art keywords
air
air inlet
double nozzle
jacket
outer tube
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.)
Ceased
Application number
PCT/EP2001/008796
Other languages
German (de)
English (en)
Other versions
WO2002009892A3 (de
Inventor
Andreas Alber
Michael Haefner
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.)
Eberspaecher Climate Control Systems GmbH and Co KG
Original Assignee
J Eberspaecher GmbH and Co KG
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 J Eberspaecher GmbH and Co KG filed Critical J Eberspaecher GmbH and Co KG
Priority to JP2002515432A priority Critical patent/JP2004504974A/ja
Priority to DE10193008T priority patent/DE10193008D2/de
Priority to AU2002212122A priority patent/AU2002212122A1/en
Publication of WO2002009892A2 publication Critical patent/WO2002009892A2/fr
Publication of WO2002009892A3 publication Critical patent/WO2002009892A3/de
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/34—Nozzles; Air-diffusers
    • B60H1/3457—Outlets providing a vortex, i.e. a spirally wound air flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/02—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
    • B60H1/03—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant and from a source other than the propulsion plant
    • B60H1/032—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant and from a source other than the propulsion plant from the cooling liquid of the propulsion plant and from a burner
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/24—Devices purely for ventilating or where the heating or cooling is irrelevant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
    • B60H2001/2268—Constructional features
    • B60H2001/2287—Integration into a vehicle HVAC system or vehicle dashboard

Definitions

  • the invention relates to a device for air conditioning an interior, in particular a vehicle air conditioning device, with an air conditioner with an air-conditioning duct, and with an air heater with a heating air duct, the air-conditioning duct and the heating air duct with the interior, in particular the vehicle -Interior, are connected.
  • motor vehicles provided with an air conditioning system or an air conditioning unit often have a parking heater or additional heater, which are water or air heating devices operated with liquid fuel (diesel or gasoline).
  • Auxiliary heaters are heating devices which, when the motor vehicle engine is operated, contribute to improving the heat output to the vehicle interior and the engine.
  • Auxiliary heaters are heaters that also provide the vehicle with independent heating output.
  • the auxiliary heater or auxiliary heater are also connected on the output side to the interior of the motor vehicle.
  • the air ducts of the air conditioning unit and the auxiliary or additional heating are either laid separately from the interior of the motor vehicle or open into one another in an air box, which is connected to the interior via the air duct system.
  • the air box is preferably the air flap box of the motor vehicle. If two separate air duct systems are installed to the interior, this is a complex air duct system. If the lines of the air conditioner and the air heater merge into each other, both air currents are impaired in operation if both devices are operated at the same time. If only one device is operated, air conditioner or air heating, additional control or regulating flaps are usually necessary to prevent backflow into the non-operated device. In each operating case of the aforementioned operating cases, there are increased flow resistances, possibly even malfunctions.
  • the invention has for its object a device to provide air conditioning of an interior of the type mentioned, which can be operated effectively with simple means.
  • the essence of the invention is that the air conditioning duct and the heating air duct are brought together via an orifice in the form of a double nozzle which has an inner tube and a concentric outer tube.
  • the double nozzle is constructed according to the jet nozzle principle (axial flow / suction effect) and / or swirl flow principle (circulation or swirl flow / suction effect).
  • the double nozzle has a cylindrical inner tube and a coaxial cylindrical outer tube, the outlets each being conically tapered.
  • the inner tube can be axially displaceable with respect to the outer tube, e.g. by an electric actuator, and can be determined within an adjustment range.
  • the conical sections of the inner tube and the outer tube can also be adjusted relative to one another and their annular flow cross-section changed and thus adapted to different air throughputs.
  • the inner tube can have a coaxial face-side air inlet, which is opposite the conically tapered central outlet of the inner tube, and the outer tube has at least one jacket-side air inlet, which is opposite the conically tapered air outlet of the outer tube.
  • the jacket-side air inlet is in particular a tangential air inlet for forming a swirl flow in the direction of the outlet.
  • the jacket-side air inlet is a tangential swirl flow inlet with respect to the outlet of the outer tube and / or has a swirl flow guide device, wherein preferably the incline and / or the cross section of the swirl flow inlet and / or preferably the swirl flow guide device can be adjusted or are.
  • a further swirl flow guiding device which is preferably adjustable, can be provided in the annular space between the inner pipe and outer pipe.
  • the double nozzle can be followed by a coaxial cylindrical mixing tube with a tube-internal mixing device for the core and ring or swirl flow, which ensures a calming of the flow or turbulence reduction or reduction of the flow.
  • the mixing device can comprise a mixing grid with radial guide surfaces.
  • the double nozzle can be followed by a diffuser, which can be arranged upstream or downstream of the mixing tube which may be present.
  • the outer tube preferably has two diametrically opposed jacket-side air inlets.
  • the air inlet (s) on the opposite side can be connected to the air conditioning unit, while the air inlet on the front side is connected to the air heater.
  • the preferably only jacket-side air inlet can be connected to the air heater, while the front air inlet is connected to the air conditioner.
  • the air heater is preferably an auxiliary heater which can be operated independently of the engine or an auxiliary heater of a motor vehicle, in particular a commercial vehicle.
  • the double nozzle can be arranged between an air flap box and a heat exchanger of a vehicle.
  • the double nozzle is designed to be integrated in the air conditioning unit or is provided with the air conditioning unit as a structural unit, the air conditioning unit also being able to be integrated with the air flap case of a motor vehicle or arranged in the housing of the air flap box.
  • the invention in particular connects the air heater to the vehicle air conditioning system for the parking and auxiliary heating operation via a simple mouthpiece in the form of a double nozzle, which is preferably operated according to the jet nozzle principle and / or swirl flow principle.
  • the nozzle also acts as a check valve.
  • the pressure-side connection of the air heater to the air conditioner for a standby and auxiliary heating operation takes place without mutual interference of the flow with low power consumption, low flow resistance and low noise emissions. No control elements or control flaps are necessary.
  • the device according to the invention is particularly suitable for commercial vehicle air conditioning.
  • the nozzle has a check valve function, in particular due to the swirl flow, which prevents backflow into the nozzle when air flow is applied to one side.
  • the swirl flow is supported by a tangential inflow into the outer nozzle.
  • the swirl flow can be adjusted through the inlet cross section into the outer nozzle, which prevents backflow. This means that no additional non-return and control flaps are required.
  • the swirl flow creates a negative pressure and supports the core flow of the inner nozzle while the air conditioning unit and the air heating unit act on the nozzle.
  • the inner nozzle can be designed to be displaceable with the core flow.
  • the outer nozzle can be followed by a mixing device with a mixing grille and / or a diffuser for delaying the air flow.
  • the so-called 3D nozzle according to the invention can also be part of the air conditioner in the area between the heat exchanger and flap box.
  • the functional principle of the nozzle can be integrated in the air conditioner by clever arrangement or inflow of the heating air and by means of a swirl flow generated. The exact overall arrangement is often determined by experiment.
  • the air volume of an air conditioning system is approximately six times the air volume of the heating air of the auxiliary or auxiliary heater of a commercial vehicle.
  • the air-conditioning air is preferably fed to the outer annular space of the double nozzle via two diametrically offset air inlets and the heating air from the auxiliary or auxiliary zers centrally introduced into the inner tube of the double nozzle as a core flow.
  • more than two jacket-side air conditioning inlets can also be provided on the jacket circumference of the outer tube of the double nozzle.
  • the air inlet connections of the hot air double nozzle are also interchangeable, with the same function.
  • FIG. 1 shows a commercial vehicle air conditioning device with an air conditioning unit and an air heater in a schematic basic arrangement, the air duct or the air duct system or the air duct of the air conditioning unit and the air duct / system / duct of the heater opening into one another and a mouthpiece into Form of a double nozzle is provided,
  • FIG. 2 shows an air conditioning device for a commercial vehicle in a schematic basic illustration similar to FIG. 1 with an integrated arrangement of a double nozzle in the area of the air conditioning device,
  • FIG. 3 shows a double nozzle in a variant of the invention schematically in an axial section
  • FIG. 4 shows the double nozzle according to FIG. 3 schematically in an end view, with a dash-dot representation of a further variant
  • FIG. 5 shows a double nozzle in a further variant of the invention schematically in an axial section similar to FIG. gur 3,
  • FIG. 6 shows the double nozzle according to FIG. 5 in a schematic end view similar to FIG. 4, with a dash-dot representation of a further variant
  • FIG. 7 shows a double nozzle in a further variant of the invention similar to FIGS. 3 and 5, and
  • Figure 8 shows the double nozzle of Figure 7 in a cross section along the line A-A of Figure 7.
  • a device 1 for air-conditioning an interior 5 in the form of a motor vehicle air-conditioning device comprises an air-conditioning device 2 with an air-conditioning duct 4 and an air heater 3 with a heating-air duct 6, the air-conditioning duct 4 and the heating air duct 6 are connected to the interior 5, in particular vehicle interior.
  • the air conditioner 2 comprises an evaporator 23, to which circulating air U from the interior 5 or fresh air F from the atmosphere for cooling the air can be supplied via an air supply box 25.
  • a motor-driven blower 24 is located behind the evaporator 23.
  • a heater or heat exchanger 22 of the motor vehicle is located on the pressure side of the blower 24.
  • the air flap box 21 of the motor vehicle is arranged downstream of the heat exchanger 22. The outputs of the air flap box are connected to the air-conditioning duct (s) 4 or air-conditioning duct ducts of the air conditioning unit 2.
  • the air heater 3 is an auxiliary heater which can be operated independently of the engine or an auxiliary heater of a motor vehicle.
  • the air-conditioning duct 4 and the heating air duct 6 are joined together via an orifice in the form of a double nozzle 7.
  • leads which has an inner tube 8 and a concentric outer tube 9.
  • the double nozzle 7 is constructed according to the jet nozzle principle and / or according to the swirl flow principle.
  • the double nozzle 7 has a cylindrical inner tube 8 and a coaxial cylindrical outer tube 9, the outlets 10, 11 each being conically tapered, as can be seen in particular from FIGS. 3 to 8.
  • the inner tube 8 has a coaxial front air inlet 13, which is opposite to the conically tapered central outlet 10 of the inner tube 8.
  • the outer tube 9 has a single jacket-side air inlet
  • the jacket-side air inlet 14, 15 is a tangential air inlet, but can also be a radial air inlet, as shown in dash-dotted lines in FIGS. 4 and 6.
  • the central front air inlet 13 of the double nozzle 7 is connected to the heating air duct 6 of the air heater 3, while the jacket-side air inlet 14 of the double nozzle 7 is connected to the air conditioning duct 4 of the air conditioning unit 2, as is also the case in principle in FIG. 5 is shown, where, however, two jacket-side air inlets 14,
  • the arrangement according to FIG. 1 is such that a swirl Flow in the air supplied to the double nozzle 7 is generated.
  • a defined outlet flow s is produced after the double nozzle 7 in the direction of the interior 5. All partial flows do not interfere with each other.
  • Check valves or control flaps are not required for partial operation of only the air conditioner 2 or only the air heater 3. The throughflow iders and the throughflow noise through the double nozzle 7 are low.
  • the double nozzle 7 is formed integrated in the air conditioner 2, wherein the air conditioner 2 can be integrated with the air flap box 21 of the motor vehicle or can be arranged in the housing of the air flap box.
  • the double nozzle 7 is arranged in particular in front of the actual air flap box 21 and behind the heat exchanger 22 of the motor vehicle.
  • the double nozzle 7 has an outer tube 9 with a single jacket-side air inlet 14 according to FIG. 3, to which the heating air guide 6 of the air heating device 3 is connected.
  • This air duct can also be designed obliquely or oval for structural reasons.
  • the central front air inlet 13 of the double nozzle 7 is connected to the air outlet 4 behind the heat exchanger 22.
  • the inner tube 8 can be designed to be axially displaceable with respect to the outer tube 9 and can be locked within an adjustment range b.
  • two jacket-side air inlets 14, 15 are provided with a swirl flow guide device 16, which generates a defined swirl flow in the annular space 12 of the double nozzle 7.
  • a diffuser 20 downstream In the coaxially aligned connection to the double nozzle 7 there is a diffuser 20 downstream, which ensures that the flow is slowed down on the outlet side before the air is supplied to the interior 5.
  • the double nozzle 7 is followed by a coaxial cylindrical mixing tube 17 with a tube-internal mixing device 18, which comprises a mixing grid with radial guide surfaces 19.
  • the outer tube 9 according to FIG. 7 has two diametrically opposed jacket-side air inlets 14, 15, as is also the case with the exemplary embodiment according to FIG. 5.
  • the air inlet (s) 14, 15 on the jacket side are connected to the air conditioner 2, while the front air inlet 13 is connected to the air heater 3.
  • the only jacket-side air inlet 14 or 15 is connected to the air heater 3, while the front air inlet 13 is connected to the air conditioner 2.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

L'invention concerne un dispositif de climatisation (1) d'un espace intérieur (5), en particulier pour véhicule, comprenant un climatiseur (2) comportant un conduit d'air de climatisation (4), et un appareil de chauffage de l'air (3) avec conduit d'air chaud (6), le conduit d'air de climatisation (4) et le conduit d'air chaud (6) étant raccordés avec l'espace intérieur (5), en particulier, l'habitacle du véhicule, caractérisé en ce que le conduit d'air de climatisation (4) et le conduit d'air chaud (6) se réunissent via une pièce d'embouchure sous forme d'une buse double (7) présentant un tube intérieur (8) et un tube extérieur concentrique (9), et en ce que la buse double (7) est construite selon le principe d'un éjecteur et/ou le principe d'écoulement en régime turbulent.
PCT/EP2001/008796 2000-07-28 2001-07-30 Dispositif de climatisation d'un espace interieur, en particulier pour vehicule Ceased WO2002009892A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2002515432A JP2004504974A (ja) 2000-07-28 2001-07-30 室内を空調するための装置、特に自動車空調装置
DE10193008T DE10193008D2 (de) 2000-07-28 2001-07-30 Einrichtung zur Klimatisierung eines Innenraumes, insbesondere Fahrzeug-Klimatisierungseinrichtung
AU2002212122A AU2002212122A1 (en) 2000-07-28 2001-07-30 Device for air-conditioning an interior, especially the interior of a motor vehicle

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2000136776 DE10036776A1 (de) 2000-07-28 2000-07-28 Einrichtung zur Klimatisierung eines Innenraumes mit Klimagerät und Luftheizgerät, insbesondere für ein Kraftfahrzeug
DE10036776.3 2000-07-28

Publications (2)

Publication Number Publication Date
WO2002009892A2 true WO2002009892A2 (fr) 2002-02-07
WO2002009892A3 WO2002009892A3 (de) 2002-04-25

Family

ID=7650511

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2001/008796 Ceased WO2002009892A2 (fr) 2000-07-28 2001-07-30 Dispositif de climatisation d'un espace interieur, en particulier pour vehicule

Country Status (5)

Country Link
JP (1) JP2004504974A (fr)
AU (1) AU2002212122A1 (fr)
CZ (1) CZ297028B6 (fr)
DE (2) DE10036776A1 (fr)
WO (1) WO2002009892A2 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1950066A3 (fr) * 2007-01-24 2009-03-04 Behr GmbH & Co. KG Aérateur
EP1714811B1 (fr) * 2002-09-20 2009-03-18 Behr GmbH & Co. KG Buse d'aération, en particulier pour un véhicule
EP2159087A1 (fr) * 2008-08-26 2010-03-03 Behr GmbH & Co. KG Buse de confort
US10065475B2 (en) 2013-05-15 2018-09-04 Eberspächer Climate Control Systems GmbH & Co. KG Air discharge assembly unit, especially for routing air into the interior space of a vehicle

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Publication number Priority date Publication date Assignee Title
DE10222073A1 (de) * 2002-05-17 2003-12-04 Daimler Chrysler Ag Heiz- und/oder Klimaanlage mit Zusatzheizung
JP4516563B2 (ja) 2003-03-13 2010-08-04 ベール ゲーエムベーハー ウント コー カーゲー 特に自動車のための空気流出器および付属の空気流出方法
DE10336379A1 (de) * 2003-08-06 2005-03-03 Behr Gmbh & Co. Kg Saugdüse
DE10339339A1 (de) * 2003-08-25 2005-03-31 Behr Gmbh & Co. Kg Düse, insbesondere für ein Kraftfahrzeug
DE102004023495A1 (de) 2004-05-10 2005-12-08 Behr Gmbh & Co. Kg Luftströmung, insbesondere für ein Kraftfahrzeug
DE102005061722A1 (de) * 2005-12-21 2007-06-28 Behr Gmbh & Co. Kg Luftausströmer mit Drallströmung
DE102006053836A1 (de) * 2006-11-14 2008-05-15 Behr Gmbh & Co. Kg Luftausströmer mit Drallströmung und konventioneller Strömung
DE102006054847A1 (de) * 2006-11-20 2008-05-21 Behr Gmbh & Co. Kg Luftausströmer mit einem Einsatz aus verformbaren Material
DE102007010795A1 (de) 2007-03-02 2008-09-04 Behr Gmbh & Co. Kg Luftausströmer mit Drallströmung und konventioneller Strömung
DE102007013868A1 (de) 2007-03-20 2008-09-25 Behr Gmbh & Co. Kg Luftausströmer mit Drallströmung und gerichteter Strömung
DE102008033339A1 (de) 2008-07-16 2010-01-21 Behr Gmbh & Co. Kg Luftausströmer mit Drallströmung und gerichteter Strömung
DE102009022740A1 (de) * 2009-05-26 2010-12-02 Behr Gmbh & Co. Kg Luftausströmvorrichtung
DE102009050885A1 (de) 2009-10-27 2011-04-28 Behr Gmbh & Co. Kg Luftausströmer
DE102014101315A1 (de) * 2013-10-30 2015-04-30 Dr. Schneider Kunststoffwerke Gmbh Luftdüse
CN103538443A (zh) * 2013-11-05 2014-01-29 柳州易舟汽车空调有限公司 一体式车用电驱空调器
CN104121630A (zh) * 2013-11-17 2014-10-29 柳州易舟汽车空调有限公司 工程车电驱空调器
DE102023211497A1 (de) * 2023-11-20 2025-05-22 Mahle International Gmbh Klimatisierungsanlage, Kraftfahrzeug und zugehöriges Betriebsverfahren

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DE2005972C3 (de) * 1970-02-10 1982-06-16 Basf Ag, 6700 Ludwigshafen Zerstäuberkopf
DE19547402C2 (de) * 1995-12-19 2000-02-10 Eberspaecher J Gmbh & Co Fahrzeuginnenraumheizung
EP0979149B1 (fr) * 1997-05-01 2002-11-13 E.I. Dupont De Nemours And Company Buse de pulverisation et procede d'utilisation de la buse
DE19758557A1 (de) * 1997-11-26 1999-07-22 Webasto Thermosysteme Gmbh Niederdruckzerstäubungsvorrichtung mit mehreren benachbarten Zweistoffdüsen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1714811B1 (fr) * 2002-09-20 2009-03-18 Behr GmbH & Co. KG Buse d'aération, en particulier pour un véhicule
EP1950066A3 (fr) * 2007-01-24 2009-03-04 Behr GmbH & Co. KG Aérateur
EP2159087A1 (fr) * 2008-08-26 2010-03-03 Behr GmbH & Co. KG Buse de confort
US10065475B2 (en) 2013-05-15 2018-09-04 Eberspächer Climate Control Systems GmbH & Co. KG Air discharge assembly unit, especially for routing air into the interior space of a vehicle

Also Published As

Publication number Publication date
CZ297028B6 (cs) 2006-08-16
CZ20021068A3 (cs) 2003-05-14
DE10036776A1 (de) 2002-02-07
JP2004504974A (ja) 2004-02-19
AU2002212122A1 (en) 2002-02-13
DE10193008D2 (de) 2002-10-24
WO2002009892A3 (de) 2002-04-25

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