WO2006074623A1 - Module de climatisation a l'arret pour un vehicule automobile - Google Patents

Module de climatisation a l'arret pour un vehicule automobile Download PDF

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Publication number
WO2006074623A1
WO2006074623A1 PCT/DE2005/002255 DE2005002255W WO2006074623A1 WO 2006074623 A1 WO2006074623 A1 WO 2006074623A1 DE 2005002255 W DE2005002255 W DE 2005002255W WO 2006074623 A1 WO2006074623 A1 WO 2006074623A1
Authority
WO
WIPO (PCT)
Prior art keywords
conditioning module
air conditioning
stationary air
motor vehicle
stationary
Prior art date
Application number
PCT/DE2005/002255
Other languages
German (de)
English (en)
Inventor
Wolfgang Krämer
Noureddine Khelifa
Original Assignee
Webasto 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 Webasto Ag filed Critical Webasto Ag
Priority to EP05850152A priority Critical patent/EP1866174A1/fr
Publication of WO2006074623A1 publication Critical patent/WO2006074623A1/fr

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
    • 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
    • B60H1/00492—Heating, cooling or ventilating [HVAC] devices comprising regenerative heating or cooling means, e.g. heat accumulators
    • B60H1/005—Regenerative cooling means, e.g. cold accumulators
    • 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
    • B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
    • B60H1/00378—Air-conditioning arrangements specially adapted for particular vehicles for tractor or load vehicle cabins
    • 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
    • B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00978—Control systems or circuits characterised by failure of detection or safety means; Diagnostic methods

Definitions

  • the invention relates to a stationary air conditioning module for a motor vehicle, in particular for a commercial vehicle, as well as a motor vehicle which is equipped with a stationary air conditioning module.
  • the invention relates generally to conditioning operation suitable for air conditioning systems, which operate on the basis of a thermal cold accumulator, in particular based on a latent cold accumulator.
  • a thermal cold accumulator in particular based on a latent cold accumulator.
  • the Latent holte Items is loaded while driving and discharged in the state.
  • Such air conditioning systems can either be acted upon or charged by a refrigeration unit already present in the vehicle or by a separate refrigeration unit while driving with the cold. It is also possible to charge the latent cold store with the aid of electrical energy when the drive motor is at a standstill, provided that a corresponding power connection is present.
  • the previously proposed latent cold storage devices generally have a cubic or cuboidal geometry and are intended to be accommodated at a location of the motor vehicle where they disturb as little as possible, for example under the driver's seat or the like.
  • the cold is discharged in such systems via a heat carrier circuit from the latent cold storage and transferred via a heat exchanger to the air to be cooled.
  • the invention has for its object to provide a stationary air conditioning module for a motor vehicle and a motor vehicle with a stationary air conditioning module, in which the above-described problems are avoided.
  • the present invention provides a stationary air conditioning module for a motor vehicle, in particular for a commercial vehicle, comprising:
  • a latent cold storage which is designed to be loaded via a compression refrigeration cycle and discharged via a heat carrier circuit
  • a heat transfer medium / air heat exchanger with which cold can be transferred from the heat transfer medium of the heat transfer medium circulation to air to be cooled
  • the geometry of the stationary air conditioning module has a maximum length L and the center of gravity S of the stationary air conditioning module is at least approximately in the region of the middle of the largest length L.
  • the cold can be generated where it is needed becomes. That is, it occur due to the short heat transfer medium lines low losses, in particular, brine can serve as a heat transfer medium in the case of a liquid heat transfer medium.
  • the air ducts can be kept short, which is why the pressure losses are low.
  • the stationary air conditioning module can be arranged in a particularly advantageous manner on the rear wall of a driver's cab, as will be explained in more detail later.
  • the stationary air conditioning module is flat, that is, the length to depth ratio is very large.
  • the heat transfer medium / air heat exchanger is arranged with respect to the largest length L approximately in the middle of Latentkarlte Itemss.
  • the heat transfer medium / air heat exchanger leads to a symmetrical weight distribution.
  • this arrangement makes it possible in many cases that the air ducts can also be arranged symmetrically.
  • the heat carrier / air heat exchanger is arranged between a first latent cold storage section and a second latent cold storage section.
  • the two Latent holte kannab- sections can be formed by two separate Latentrithltedan, which are connected by appropriate lines in a suitable form. Such an arrangement of the components also leads to a symmetrical weight distribution and to short line lengths.
  • first latent cold storage section and the second latent cold storage section have at least approximately the same mass. If the other components of the stationary air-conditioning module are not uniformly distributed in terms of their masses, the symmetry can optionally be restored by virtue of the fact that the first cold-storage section and the second cold-storage section have different masses. However, it will be apparent to those skilled in the art that the production of different latent cold storage sections is associated with higher costs.
  • the stationary air conditioning module comprises air guidance means for guiding cooled air.
  • the heat transfer medium / air heat exchanger can be arranged above the latent cold storage tank and below the air ducting means, resulting in a particularly compact construction of the auxiliary air conditioning module.
  • the stationary air conditioning module according to the invention can be developed in an advantageous manner in that it comprises an expansion valve device. This solution is advantageous in order to initiate the expansion process, and thus the cooling, in the immediate vicinity of the latent cold storage.
  • the stationary air conditioning module according to the invention may be provided in connection with the stationary air conditioning module according to the invention that it comprises a heat transfer medium pump.
  • An integration of the already required heat transfer medium pump in the stationary air conditioning module according to the invention increases its compactness and leads to very short heat transfer medium lines and thus to low losses.
  • the stationary air conditioning module comprises a heat carrier compensating tank.
  • This solution also contributes to the compactness and completeness of the stationary air conditioning module according to the invention.
  • the latent cold storage has at least partially filled with a cold storage medium matrix.
  • the matrix can advantageously form a plate or a package, the For example, dimensions of (900 mm or 108 mm or 1600 mm) x 500 mm x 80 mm may have. Including the required isolation, using a corresponding number of plates, the following overall dimensions of the memory can result: (1300 mm or 1480 mm or 1640 mm) x 540 mm x 128 mm.
  • the matrix is a graphite matrix or a metal foam matrix.
  • Graphite is a stable material that can accumulate a lot of water on its inner surface. The maximum load is 5.7 kg water / kg graphite.
  • the basic material graphite significantly improves the heat conduction in the storage tank, thus ensuring effective charging dynamics and a controlled cooling capacity when unloading the storage tank.
  • graphite absorbs the volume expansion of the water. A deformation of the storage container does not occur because of existing cavities.
  • metal foams can be used; These can be filled in a simpler manner compared to the filling of a graphite matrix with water.
  • the cold storage medium is at least partially formed by water.
  • the cold storage medium is formed by pure water.
  • the mass of graphite is relatively small compared to the mass of water, so that the energy density is determined primarily by the latent coldness of the water.
  • a particularly preferred embodiment of the stationary air conditioning module according to the invention is characterized in that it is intended to be arranged on the rear wall of a driver's cab of the motor vehicle. This mounting position has a number of advantages and is particularly possible if the entire module is designed flat.
  • the couch is usually arranged in the region of the rear wall of the driver's cab, so that the sleeping space can be supplied via the stationary air conditioning module in a simple manner, the cool air. If the center of gravity of the stationary air conditioning module according to the invention is located in the middle with respect to the greatest length, and the largest length corresponds approximately to the vehicle width or the cabin width, such an arrangement of the stationary air conditioning module leads to an optimal weight distribution.
  • extending in the direction of travel of the motor vehicle depth T of the stationary air conditioning module is less than 20 cm, and preferably less than 15 cm.
  • the present invention provides a motor vehicle, in particular a commercial vehicle, which has a stationary air conditioning module, in particular a stationary air conditioning module according to one of the preceding claims, with a latent cold storage, which is designed to be loaded via a compression refrigeration cycle and discharged via a heat carrier circuit be, and with a heat transfer medium / air heat exchanger, with the cold of the
  • Heat transfer medium of the heat carrier circuit can be transferred to be cooled air, wherein the heavy point S of the stationary air conditioning module is at least approximately in the middle of the vehicle width B.
  • the stationary air conditioning module is arranged transversely to the direction of travel of the motor vehicle on the rear wall of a driver's cab of the motor vehicle.
  • the extending in the direction of travel of the motor vehicle depth T of the stationary air conditioning module is less than 15 cm, and preferably less than 10 cm.
  • Figure 1 is a schematic diagram illustrating the principles of the present invention
  • FIGS. 2a to 2c show different views of a first embodiment of the auxiliary air conditioning module according to the invention in a schematic representation
  • FIGS. 4a to 4c show various views of a third embodiment of the stationary climate control module according to the invention in a schematic representation
  • FIG. 5 a schematic representation of a fourth embodiment of the stationary air-conditioning module according to the invention
  • Figure 6 is a perspective view of a practical embodiment of the stationary air conditioning module of Figure 5;
  • Figure 7a is a schematic representation of a
  • FIG. 7b shows the rear wall of the driver's cab of the vehicle of FIG. 7a.
  • FIG. 1 is a schematic diagram illustrating the principles of the present invention. All the components shown in FIG. 1 of the auxiliary climate control module, which is designated as a whole by 10, are combined as compactly as possible into a module in practical implementations, for example in a similar manner as will be explained in greater detail below with reference to FIG.
  • the stationary air conditioning module 10 has a latent cold storage 14, which is designed to be loaded via a schematically indicated compression refrigeration cycle 16 with cold.
  • the compression refrigeration cycle can be a compression refrigeration cycle already present in the motor vehicle with a compressor driven by the drive motor. In principle, however, it is also possible that the compression refrigeration cycle 16 a separate circuit that has, for example, an electrically operated compressor.
  • the use of hybrid compressors is basically possible.
  • the compression refrigeration cycle 16 has an expansion valve 28 arranged immediately adjacent to the latent cold storage 14, so that the cooling caused by the expansion of the compressed refrigerant can be effectively used to charge the latent cold storage 14 (possible routing within the latent cold storage 14 will be discussed below with particular reference to FIGS 4 explained in more detail). Furthermore, a heat transfer circuit 18 is provided, via which the latent cold storage 14 can be discharged.
  • the heat carrier circuit 18 includes a heat transfer medium pump 30 and a heat transfer / air heat exchanger 20.
  • Heat exchanger 20 is cooled and finally as Tar-
  • ⁇ cooled air 26 is available. As indicated by the corresponding arrows, the cooled air
  • the structure of the stationary air-conditioning module 10 is largely symmetrical.
  • the geometry of the stationary air conditioning module 10, which is intended to be installed transversely to the direction of travel of the vehicle, in this case has a maximum length L. Due to the symmetrical structure, it follows that the center of gravity S of the stationary air-conditioning module 10 is at least approximately in the region of the center of the greatest length L. If the greatest length L corresponds approximately to the width of a vehicle cabin, this structure of the stand air conditioning module 10 to an optimal symmetrical weight distribution.
  • FIGS. 2a to 2c show various views of a first embodiment of the auxiliary air conditioning module 10 according to the invention in a schematic representation.
  • FIG. 2a shows a front view
  • FIG. 2b shows a side view
  • FIG. 2c shows a view from below.
  • the basic construction of the embodiment shown in FIG. 2 corresponds to that of FIG. 1, for which reason reference is made to the corresponding explanations.
  • the actual structure of the latent cold accumulator 14 is shown in more detail.
  • the latent cold storage 14 consists essentially of four graphite plates 44, which are traversed by a refrigerant heat exchanger 46 forming flat lines and a heat transfer medium heat exchanger 48 forming lines.
  • the lines forming the refrigerant heat exchanger 46 and the lines forming the heat transfer medium heat exchanger 48 are arranged alternately and adjacent to one another, as shown in FIG. 2c.
  • the corresponding lines are essentially U-shaped, with the legs of the U in the embodiment according to FIG. 2b running essentially perpendicular to the intended installation position.
  • FIG. 3 shows various views of a second embodiment of the stationary air conditioning module 10 according to the invention in a schematic representation.
  • the embodiment according to FIG. 3 differs from the embodiment according to FIG. 2 in that the connections for the compression refrigeration cycle 16 and the heat transfer medium circuit 18 are both led out on the same side of Latentkarlte Itemss 14, wherein the heat carrier / air heat exchanger 20 is still arranged symmetrically.
  • the lateral lead out of the corresponding connections is particularly advantageous if the legs of the U-shaped lines forming the refrigerant heat exchanger 46 and the heat transfer medium heat exchanger 48, based on the intended installation position, extend horizontally, as the side view of Figure 3b relationship - As the bottom view according to Figure 3c can be seen.
  • FIGS. 4a to 4c show various views of a third embodiment of the auxiliary air conditioning module 10 according to the invention in a schematic representation. 4 corresponds essentially to the embodiment of FIG. 3, as can be seen in particular from the side view of FIG. 4b and the view from below according to FIG. 4c. However, in this case, the connections for the refrigeration circuit 16 and the heat carrier circuit 18 are led out on different sides of the latent cold accumulator 14, which can contribute to a particularly uniform mass distribution.
  • FIG. 5 shows a schematic representation of a fourth embodiment of the auxiliary climate control module 10 according to the invention.
  • the latent cold storage 14 is formed by a first latent cold storage section 14a and a second latent cold storage section 14b.
  • the first latent cold storage section 14a and the second latent cold storage section Section 14b are connected in parallel with respect to the compression refrigeration cycle 16 and in series with respect to the heat carrier circuit 18.
  • the preferably symmetrical division of the latent cold accumulator 14 into two cold accumulator storage sections 14a, 14b makes it possible for the heat carrier / air heat exchanger 20 to be arranged between the first latent refrigeration accumulator section 14a and the second latent refrigeration accumulator section 14b, so that in addition to the required structural depth also the required construction - height can be further minimized.
  • the symmetry is favored by the fact that the heat transfer medium pump 30 is arranged on the other side of the stationary air conditioning module 10, as a heat carrier surge tank 32. Since the dew point of the circulating air 22 to be cooled is higher than the temperature of the cooling fins of the heat transfer / air heat exchanger 20 During operation, water will condense on these cooling fins. For this reason, a condensate tray 50 is provided, from which the condensate can preferably be guided to the outside via a flow channel, not shown.
  • FIG. 6 shows a perspective view of a practical embodiment of the auxiliary climate control module 10 of FIG. 5.
  • all components are fastened to a support frame 54, which is provided with suitable fastening means 56 via which the auxiliary climate control module 10 on the rear wall a driver's cab can be attached.
  • the support frame 54 supports a first latent cold storage section 14a and a second latent cold storage section 14b.
  • the second latent cold storage section 14b is shown without a cover, so that the in this case serpentine structure of the refrigerant heat exchanger 46 and the heat transfer medium heat exchanger 48 can be seen.
  • a heat carrier / air heat exchanger 20 is arranged between the first latent cold storage section 14a and the second latent cold storage section 14b.
  • a cover not shown in FIG. 6, seals the region above the heat transfer medium / air heat exchanger 20 in the completely assembled state such that a fan 42 can suck air to be cooled through the heat transfer medium / air heat exchanger 20, below which a condensation water tray 50 is arranged.
  • the cooled air exiting from the heat transfer medium / air heat exchanger 20 is forwarded via air guide means 24 in the form of a flat air duct with corresponding outlets, so that the cool air can be distributed over the entire width of the motor vehicle.
  • a heat transfer pump 30 is arranged, while a heat transfer medium expansion tank 32 is provided on the left side.
  • the symmetrical mass distribution of the stationary air conditioning module 10 shows that its
  • Center of gravity S is approximately in the middle of the largest length L, which leads to an optimal weight distribution in the case of symmetrical installation on the rear wall of the driver's cab. It is clear that the booth air conditioning module 10 shown in Figure 6 is preferably equipped with a fairing, not shown, for optical reasons, or that the cowl of the driver's cab takes over this task.
  • FIG. 7 a shows a schematic representation of an embodiment of the motor vehicle 12 according to the invention.
  • an embodiment of the stationary air conditioner according to the invention is shown.
  • the inventive concept makes it possible that the depth T of the stationary air-conditioning module extending in the direction of travel is very small and, for example, is less than 15 cm.
  • FIG. 7b shows the rear wall 36 of the driver's cab 38 of the vehicle 12 of FIG. 7a.
  • the center of gravity S of the stationary air-conditioning module 10 is located both in the middle of the largest length L of the stationary air-conditioning system 10 and in the middle (B / 2) of the width of the rear wall 36 optimal weight distribution is achieved.
  • a control panel 52 is provided in the paneled front of the stationary air conditioning module 10, with which the driver can control at least some of the functions of the stationary air conditioning module 10.

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

Abstract

L'invention concerne un module de climatisation à l'arrêt (10) pour un véhicule automobile (12), notamment pour un véhicule automobile utilitaire (12). Ce module comprend: un accumulateur de froid latent (14), conçu pour être chargé par l'intermédiaire d'un circuit frigorifique à compression (16) et déchargé par l'intermédiaire d'un circuit caloporteur (18); et un échangeur de chaleur caloporteur/air (20), permettant de transférer le froid du caloporteur du circuit caloporteur (18) à l'air à refroidir (22). Ce module de climatisation (10) présente une longueur maximale L, son centre de gravité S se situant au moins approximativement au niveau du centre de la longueur maximale L. L'invention concerne en outre un véhicule automobile (12), notamment un véhicule automobile utilitaire (12), équipé d'un tel module de climatisation à l'arrêt (10).
PCT/DE2005/002255 2005-01-14 2005-12-13 Module de climatisation a l'arret pour un vehicule automobile WO2006074623A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP05850152A EP1866174A1 (fr) 2005-01-14 2005-12-13 Module de climatisation a l'arret pour un vehicule automobile

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005001901A DE102005001901A1 (de) 2005-01-14 2005-01-14 Standklimatisierungsmodul für ein Kraftfahrzeug
DE102005001901.3 2005-01-14

Publications (1)

Publication Number Publication Date
WO2006074623A1 true WO2006074623A1 (fr) 2006-07-20

Family

ID=36143480

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2005/002255 WO2006074623A1 (fr) 2005-01-14 2005-12-13 Module de climatisation a l'arret pour un vehicule automobile

Country Status (5)

Country Link
EP (1) EP1866174A1 (fr)
KR (1) KR20070111477A (fr)
CN (1) CN101142101A (fr)
DE (1) DE102005001901A1 (fr)
WO (1) WO2006074623A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016034308A1 (fr) * 2014-09-04 2016-03-10 Robert Bosch Gmbh Dispositif d'absorption et d'accumulation d'énergie calorifique et procédé de fabrication correspondant

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009056044A1 (de) * 2009-11-27 2011-06-09 GM Global Technology Operations LLC, ( n. d. Ges. d. Staates Delaware ), Detroit Klimaeinrichtung für ein Kraftfahrzeug
CN103568776B (zh) * 2012-08-06 2017-04-19 杭州三花研究院有限公司 汽车空调系统及其控制方法
CN105209291B (zh) * 2012-12-31 2019-05-10 冷王公司 用于增强热交换器气流的装置和方法
US10124649B2 (en) * 2014-04-16 2018-11-13 Ford Global Technologies, Llc Auxiliary heating system for vehicles
DE202019107185U1 (de) * 2019-12-20 2020-11-18 Faiveley Transport Leipzig Gmbh & Co. Kg Klimagerät für ein Schienenfahrzeug mit einem PCM-Speicher

Citations (4)

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Publication number Priority date Publication date Assignee Title
DE19646504A1 (de) * 1996-11-12 1998-05-14 Friedrich Backhus Führerkabine für eine Arbeitsmaschine
US5934092A (en) * 1996-11-02 1999-08-10 Webasto Thermosysteme Gmbh Device for cooling a motor vehicle interior
US6260376B1 (en) * 1998-12-23 2001-07-17 Valeo Klimasysteme Gmbh Air conditioning installation for a motor vehicle with a cold reservoir
FR2824388A1 (fr) * 2001-05-07 2002-11-08 Italinnova Sas Generateur de froid pour installation de climatisation de vehicule

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DE19900947C2 (de) * 1999-01-13 2002-09-12 Daimler Chrysler Ag Fahrzeug, insbesondere Nutzfahrzeug
DE10248773B4 (de) * 2002-10-18 2004-11-25 Webasto Thermosysteme International Gmbh Stop-And-Go-Klimatisierung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5934092A (en) * 1996-11-02 1999-08-10 Webasto Thermosysteme Gmbh Device for cooling a motor vehicle interior
DE19646504A1 (de) * 1996-11-12 1998-05-14 Friedrich Backhus Führerkabine für eine Arbeitsmaschine
US6260376B1 (en) * 1998-12-23 2001-07-17 Valeo Klimasysteme Gmbh Air conditioning installation for a motor vehicle with a cold reservoir
FR2824388A1 (fr) * 2001-05-07 2002-11-08 Italinnova Sas Generateur de froid pour installation de climatisation de vehicule

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SCHMID M ET AL: "STANDKLIMATISIERUNG VON NUTZFAHRZEUGEN", ATZ AUTOMOBILTECHNISCHE ZEITSCHRIFT, VIEWEG PUBLISHING, WIESBADEN, DE, vol. 102, no. 9, 2000, pages 694 - 699, XP001158936, ISSN: 0001-2785 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016034308A1 (fr) * 2014-09-04 2016-03-10 Robert Bosch Gmbh Dispositif d'absorption et d'accumulation d'énergie calorifique et procédé de fabrication correspondant

Also Published As

Publication number Publication date
DE102005001901A1 (de) 2006-07-27
EP1866174A1 (fr) 2007-12-19
KR20070111477A (ko) 2007-11-21
CN101142101A (zh) 2008-03-12

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