EP2941614B1 - Échangeur thermique destiné à un climatiseur et climatiseur le comportant - Google Patents

Échangeur thermique destiné à un climatiseur et climatiseur le comportant Download PDF

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Publication number
EP2941614B1
EP2941614B1 EP13887219.7A EP13887219A EP2941614B1 EP 2941614 B1 EP2941614 B1 EP 2941614B1 EP 13887219 A EP13887219 A EP 13887219A EP 2941614 B1 EP2941614 B1 EP 2941614B1
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EP
European Patent Office
Prior art keywords
flow path
heat exchange
heat exchanger
header
refrigerant
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.)
Active
Application number
EP13887219.7A
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German (de)
English (en)
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EP2941614A1 (fr
EP2941614A4 (fr
Inventor
Soon Chul Hwang
Jung Hoon Kim
Jae Young Kim
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LG Electronics Inc
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LG Electronics Inc
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Publication date
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Publication of EP2941614A1 publication Critical patent/EP2941614A1/fr
Publication of EP2941614A4 publication Critical patent/EP2941614A4/fr
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Publication of EP2941614B1 publication Critical patent/EP2941614B1/fr
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Classifications

    • 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
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
    • F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
    • F28D1/05391—Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits combined with a particular flow pattern, e.g. multi-row multi-stage radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/007—Auxiliary supports for elements
    • F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/0202—Header boxes having their inner space divided by partitions
    • F28F9/0204—Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/0202—Header boxes having their inner space divided by partitions
    • F28F9/0204—Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions
    • F28F9/0207—Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions the longitudinal or transversal partitions being separate elements attached to header boxes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
    • F28F9/0278—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits in the form of stacked distribution plates or perforated plates arranged over end plates

Definitions

  • a heat exchanger may be used as a condenser or an evaporator in a refrigerating cycle device including a compressor, a condenser, an expansion device, and an evaporator.
  • a heat exchanger may be installed in, for example, a vehicle, a refrigerator, or an air conditioner, and may exchange heat of a refrigerant with air.
  • a refrigerant introduced into the upper flow path through the some of the plurality of flat tubes may collide with an upper inner wall of the upper header and be discharged to the remaining tubes of the plurality of flat tubes.
  • the heat exchanger may further include an inlet pipe to introduce and guide a refrigerant in a direction perpendicular to the plurality of flat tubes.
  • Each of an internal sectional area of the upper header and an internal sectional area of the lower header may be approximately 0.8 times or less as large as a sum of sectional areas of flow paths.
  • the longitudinal width may be approximately 1.5 times or more as large as the transverse width.
  • the longitudinal width may be approximately 2.5 times or less as large as the transverse width.
  • An inlet pipe that introduces and guides a refrigerant may be connected of the first upper flow path, and an outlet pipe that discharges and guides the refrigerant may be connected to the second upper flow path.
  • a first lower flow path formed at a lower header of one of the plurality of heat exchange units may communicate with a first lower flow path formed at a lower header of a remaining one of the plurality of heat exchange units through a plurality of first communication holes, and a second lower flow path formed at the lower header of the one of the plurality of heat exchange units may communicate with a second lower flow path formed at the lower header of the remaining one of the plurality of heat exchange units through a plurality of second communication holes.
  • a flow path 11, for example, a gas pipe, that guides the refrigerant having passed through the indoor heat exchanger 8 to the compressor 2 may be provided.
  • An accumulator 9 may be installed at, on, or in the flow path 11. Liquefied refrigerant may be accumulated in the accumulator 9.
  • the heat exchanger may include one or more heat exchange devices HU1 and HU2.
  • the heat exchanger may include one or more lower headers 30 and one or more upper headers 40 vertically spaced from each other.
  • the one or more lower headers 30 may be connected to the one or more upper headers 40 by a plurality of flat tubes 50 and 70.
  • the heat exchanger according to embodiments may function as at least one of the outdoor heat exchanger 4 or the indoor heat exchanger 8.
  • the heat exchanger according to embodiments may be applicable as the indoor heat exchanger 8 into which a two-phase refrigerant may be introduced and may function as an evaporator.
  • the indoor heat exchanger 8 may function as the evaporator during a cooling operation mode
  • the outdoor heat exchanger 4 may function as the evaporator during a heating operation mode.
  • the indoor heat exchanger 8 and the outdoor heat exchanger 4 may serve as the heat exchanger of the air conditioner according to embodiments, respectively.
  • the heat exchanger may include at least one heat exchange device HU1. Both the inlet pipe 100 and the outlet pipe 110 may be connected on the heat exchange device HU1. In this case, the refrigerant in the flow path 10 may be moved or flow in the order of the inlet pipe 100, the heat exchange device HU1, and the outlet pipe 110, and then may be moved or flow to the flow path 11.
  • the refrigerant introduced into the first lower flow path PL1 may be distributed into the flat tubes 60 to 69 forming the first flat tube group 50 and be ascended or flow upward, and may pass through the flat tubes 60 to 69 forming the first flat tube group 50.
  • the refrigerant may pass through the flat tubes 60 to 69 forming the first flat tube group 50 and then be moved upward into the upper flow path PU.
  • the refrigerant moved into the upper flow path PU from the flat tubes 60 to 69 may be combined in the upper flow path PU and be horizontally moved or flow inside the upper flow path PU.
  • the number of flat tubes is not so limited. Several numbers of flat tubes, such as 10, 24, 36, and 40 flat tubes, may be provided. It has been illustrated in FIGS. 4 and 5 that ten flat tubes 60 to 69 form the first flat tube group 50 and ten flat tubes 80 to 89 form the second flat tube group 70 for the purpose of convenience or clarity.
  • the inlet pipe 100 may introduce and guide the refrigerant in a direction perpendicular to a longitudinal direction of the plurality of flat tubes 50 and 70.
  • the inlet pipe 100 may be longitudinally disposed in a direction perpendicular to the longitudinal direction Y of the plurality of flat tubes 50 and 70 and in a direction Z perpendicular to the longitudinal direction X of the lower header 30.
  • the refrigerant may be introduced into the lower header 30 parallel with a flow direction of air, and may be horizontally sprayed inside the lower header 30 to be moved in substantially left and right directions.
  • a performance ratio of the heat exchanger for an air conditioner may be determined according to a size and a shape of a heat exchange area Aheat.
  • the heat exchange area Aheat may be an area in which heat of the plurality of flat tubes 50 and 70 and the fins 90 may be exchanged with air.
  • the heat exchange area Aheat may include a whole area between the lower header 30 and the upper header 40, or an area in which the plurality of flat tubes 50 and 70 and the fins90 are substantially located except for a partial left region and a partially right area among the whole area between the lower header 30 and the upper header 40.
  • a height of the plurality of flat tubes 50 and 70 in the heat exchange area Aheat formed between the lower header 30 and the upper header 40 may be a longitudinal width L.
  • a distance between a left end or edge of a flat tube 89, which may be horizontally located at a left end or edge of the plurality of flat tubes 50 and 70 and a right end or edge of a flat tube 60, which may be located at a right end or edge of the plurality of flat tubes 50 and 70 in the heat exchange area Aheat may be a transverse width W.
  • the longitudinal width L of the heat exchange area Aheat may be longer than the transverse width W thereof. The longitudinal width L and the transverse width W will be described in more detail with reference to FIG. 10 .
  • each of an internal sectional area Aheader of the upper header 40 and an internal sectional area Aheader of the lower header 30 may be approximately 0.7 times or more as large as a sum 10 X 7 X A of sectional areas of flow paths.
  • the internal sectional area Aheader of the upper header 40 and the internal sectional area Aheader of the lower header 30 will be described in more detail with reference to FIG. 12 .
  • a portion of platesto which the lower front header and the lower rear header may be bonded may serve as the separator 39 in which the communication holes 35, 36, 37, and 38 may be formed.
  • each of the rear plate of the front heat exchange device HU1 and the front plate of the rear heat exchange device HU2 may include the separator 39 in which the plurality of communication holes 35, 36, 37, and 38 may be formed.
  • the refrigerant introduced into the second lower flow path PL2 of the lower rear header may pass through the second rear flat tube group 70 and be moved upward.
  • the refrigerant may be moved to the upper flow path PU of the upper rear header, and may be horizontally moved to an upper side of the first rear flat tube group 50.
  • the refrigerant may pass through the first rear flat tube group 50 and be moved downward, and may be moved to the first lower flow path PL1 of the lower rear header.
  • FIG. 11 is a sectional view of an inside of a header of a heat exchanger for an air conditioner according to an embodiment.
  • FIG. 12 is a graph illustrating a mal-distribution ratio according to a ratio of a sum of sectional areas of flow paths of a plurality of flat tubes forming one path to an internal sectional area of a header according to an embodiment.
  • the internal sectional area of the upper header 40 and the internal sectional area of the lower header 30 may be referred to as an internal sectional area Aheader of the header.
  • a ratio Aheader/Acell of the internal sectional area Aheader of the header to a sum Acell of sectional areas of flow paths of the plurality of flat tubes may be referred to as a sectional area ratio.
  • the heat exchanger for an air conditioner has the sectional area ratio of at least approximately 0.7, as flat tubes of approximately 10 % or less among the flat tubes may become excessively heated, the sectional area ratio may be 0.7 or greater.
  • the heat exchanger for an air conditioner according to embodiments may have a sectional area ratio of at least approximately 0.8.
  • a ratio (Au/As) of the area As of the separator 39 of the sum Au of sectional areas of the plurality of communication holes 35, 36, 37, and 38 may be ( ⁇ D2/4 X N) / (H X K).
  • FIG. 14 is a graph illustrating a cooling efficiency according to a ratio of an area of a separator to a sum of sectional areas of a plurality of communication holes in a heat exchanger of an air conditioner according to an embodiment. That is, FIG. 14 illustrates an experimental result measuring a cooling performance by allowing other factors affecting the cooling performance to have the same value and by differently varying only the sum of sectional areas of the plurality of communication holes 35, 36, 37, and 38.
  • a ratio Au/As of the area Au of the separator 39 to the sum Au of sectional areas of the plurality of communication holes 35, 36, 37, and 38 may be referred to as a communication hole area ratio.
  • the heat exchanger for an air conditioner according to embodiments may represent a higher cooling performance in comparison with the other sections P and R.
  • the communication hole area ratio Au/As is in section P, that is, it is less than approximately 0.04
  • a sum of sectional areas of the plurality of communication holes are too small as compared with the area of the separator As, so that efficiency in the heat exchanger for an air conditioner according to embodiments may be deteriorated due to pressure loss.
  • the communication hole area ratio Au/As is in section R,that is, it exceeds approximately 0.08, the efficiency in the heat exchanger for an air conditioner according to embodiments may be deteriorated due to unbalance of the refrigerant.
  • the sum Au of sectional areas of the plurality of communication holes 35, 36, 37, and 38 may be approximately 4 % to approximately 8 % of the area As of the separator 39. Moreover, the sum Au of sectional areas of the plurality of communication holes 35, 36, 37, and 38 may be approximately 5 % to approximately 7 % of the area As of the separator 39.
  • FIG. 15 is a perspective view of a heat exchanger for an air conditioner according to another embodiment.
  • FIG. 16 is an exploded perspective view of the heat exchanger of FIG. 15 .
  • FIG. 17 is a sectional plan view of an upper header of the heat exchanger of FIG. 15 .
  • FIG. 18 is a sectional plan view of a lower header of the heat exchanger of FIG. 15 .
  • a plurality of heat exchange devices HU1' and HU2' may be disposed at front and rear sides in an air moving direction.
  • An upper header 40' of a first heat exchange device HU1' may be partitioned into a first upper flow path PU1 and a second upper flow path PU2. That is, an inside of the upper header 40' of the first heat exchange device HU1' may be partitioned into the first upper flow path PU1 and the second upper flow path PU2 by a partition 43.
  • a first separator 39' may be disposed between the first lower flow path PL1 formed at or in the lower header 30' of the first heat exchange device HU1' and the first lower flow path PL1 formed at or in the lower header 30' of the second heat exchange device HU2'.
  • the first separator 39' may be formed therein with the plurality of first communication holes 35', 36', 37', and 38'.
  • a second separator 39 may be disposed between the second lower flow path PL2 formed at or in the lower header 30 of the first heat exchange device HU1' and the second lower flow path PL2 formed at or in the lower header 30 of the second heat exchange device HU2'.
  • the second separator 39 may be formed therein with the plurality of communication holes 35, 36, 37, and 38.
  • the first and second heat exchange devices HU1' and HU2' may include a front exchange device HU1', through which the refrigerant may first pass, and a rear heat exchange device HU2', through which the refrigerant having passed through the front exchange device HU1' may pass.
  • a refrigerant in the flow path 10 may be introduced into a flow path of the front exchange device HU1' pass a portion of the flow path of the front exchange device HU1', and be introduced into the flow path of the rear heat exchange device HU2'.
  • the refrigerant introduced into the flow path of the rear heat exchange device HU2' may pass through the whole flow path of the rear heat exchange device HU2'.
  • the rear heat exchange device HU2' may include a first rear flat tube group 50 that communicates the first lower flow path PL1 formed at or in the lower header 30' of the rear heat exchange device HU2' with the upper flow path PU formed at or in the upper header 40 of the rear heat exchange device HU2'.
  • the rear heat exchange device HU2' may include a second rear flat tube group 70 that communicates the upper flow path PU formed at or in the upper header 40 of the rear heat exchange device HU2' with the second lower flow path PL2 formed at or in the lower header 30' of the rear heat exchange device HU2'.
  • the refrigerant introduced into the first lower flow path PL1 of the rear lower header may pass through the first rear flat tube group 50 and be moved upward. Next, the refrigerant may be moved to the upper flow path PU of the rear upper header 40, and may be horizontally moved to the second rear flat tube group 70.
  • the first upper flow path PU1 of the front upper header may be referred to as a first upper front flow path
  • the first lower flow path PL1 of the lower front header may be referred to as a first lower front flow path
  • the first lower flow path PL1 of the lower rear header may be referred to as a first lower rear flow path
  • the second lower flow path PL2 of the lower rear header may be referred to as a second lower rear flow path
  • the second lower flow path PL2 of the lower front header may be referred to as a second lower front flow path
  • the second upper flow path PL2 of the upper front header may be referred to as a second upper front flow path.
  • the refrigerant in the flow path 10 may sequentially pass through first upper front flow path, the first front flat tube group, and the first lower front flow path in the inlet pipe 100 to pass through a partial flow path of the front heat exchange device HU1'.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Details Of Heat-Exchange And Heat-Transfer (AREA)

Claims (14)

  1. Échangeur de chaleur pour un climatiseur, comprenant :
    au moins un dispositif d'échange de chaleur (HU1, HU2),
    ledit au moins un dispositif d'échange de chaleur comprenant :
    un collecteur inférieur (30) comportant à l'intérieur un trajet d'écoulement inférieur (PL1. PL2) ;
    un collecteur supérieur (40) comportant à l'intérieur un trajet d'écoulement supérieur (PU, PU1, PU2) ; et
    une pluralité de tuyaux plats (50, 60 à 69, 70, 80 à 89) comportant à l'intérieur une pluralité de trajets d'écoulement (C1, C2, C3) communiquant avec le trajet d'écoulement inférieur et le trajet d'écoulement supérieur, le trajet d'écoulement inférieur étant partagé en un premier trajet d'écoulement inférieur (PL1) avec lequel communique une première partie de la pluralité de tuyaux plats,
    et un deuxième trajet d'écoulement inférieur (PL2) avec lequel communique une deuxième partie de la pluralité de tuyaux plats, une largeur longitudinale (L) d'une surface d'échange thermique étant supérieure à une largeur transversale (W) de la surface d'échange thermique, la surface d'échange thermique étant une surface où la chaleur de la pluralité de tuyaux plats est échangée avec de l'air, caractérisé en ce qu'une surface de section intérieure (Aheader) du collecteur supérieur et une surface de section intérieure (Aheader) du collecteur inférieur ont chacune une largeur d'au moins 0,7 fois le total des surfaces de section des trajets d'écoulement (Acell) dans la pluralité de tuyaux plats formant un trajet.
  2. Échangeur de chaleur selon la revendication 1, où le collecteur supérieur est pourvu d'une paroi intérieure supérieure de sorte qu'un réfrigérant introduit dans le trajet d'écoulement supérieur par la première partie de la pluralité de tuyaux plats bute contre la paroi intérieure supérieure du collecteur supérieur et est évacué vers la deuxième partie de la pluralité de tuyaux plats.
  3. Échangeur de chaleur selon la revendication 1, comprenant en outre un conduit d'admission pour introduire et guider un réfrigérant dans l'échangeur de chaleur dans une direction sensiblement perpendiculaire à une direction d'extension de la pluralité de tuyaux plats.
  4. Échangeur de chaleur selon la revendication 3, où le conduit d'admission communique avec le premier trajet d'écoulement inférieur ou le deuxième trajet d'écoulement inférieur.
  5. Échangeur de chaleur selon la revendication 3, où le conduit d'admission comprend une pluralité de conduits de dérivation.
  6. Échangeur de chaleur selon la revendication 1, où la largeur longitudinale représente sensiblement au moins 1,5 fois la largeur transversale, préférentiellement sensiblement au plus 2,5 fois la largeur transversale.
  7. Échangeur de chaleur selon la revendication 1, où ledit au moins un dispositif d'échange de chaleur comprend une pluralité de dispositifs d'échange de chaleur disposés sur des côtés avant et arrière par rapport au sens de circulation d'air, un conduit d'admission introduisant et guidant un réfrigérant dans l'échangeur de chaleur étant relié à un premier trajet d'écoulement inférieur formé dans un collecteur inférieur d'un premier dispositif d'échange de chaleur de la pluralité de dispositifs d'échange de chaleur, et un conduit d'évacuation introduisant et guidant le réfrigérant hors de l'échangeur de chaleur étant relié à un trajet d'écoulement inférieur formé dans un collecteur inférieur d'un deuxième dispositif d'échange de chaleur de la pluralité de dispositifs d'échange de chaleur.
  8. Échangeur de chaleur selon la revendication 7, où un séparateur est disposé entre un deuxième trajet d'écoulement inférieur formé dans le collecteur inférieur du premier dispositif d'échange de chaleur, et un deuxième trajet d'écoulement inférieur formé dans le collecteur inférieur du deuxième dispositif d'échange de chaleur, et comporte à l'intérieur une pluralité de trous de communication.
  9. Échangeur de chaleur selon la revendication 8, où le total des surfaces de section de la pluralité des trous de communication est compris entre sensiblement 4 % et sensiblement 8 % de la surface du séparateur.
  10. Échangeur de chaleur selon la revendication 1, où ledit au moins un dispositif d'échange de chaleur comprend une pluralité de dispositifs d'échange de chaleur disposés sur des côtés avant et arrière par rapport au sens de circulation d'air, et où un trajet d'écoulement supérieur formé dans un collecteur supérieur d'un premier dispositif d'échange de chaleur de la pluralité de dispositifs d'échange de chaleur est partagé en un premier trajet d'écoulement supérieur et un deuxième trajet d'écoulement supérieur.
  11. Échangeur de chaleur selon la revendication 10, où un conduit d'admission introduisant et guidant un réfrigérant dans l'échangeur de chaleur est relié au premier trajet d'écoulement supérieur, et un conduit d'évacuation évacuant et guidant le réfrigérant de l'échangeur de chaleur est relié au deuxième trajet d'écoulement supérieur.
  12. Échangeur de chaleur selon la revendication 11, où un premier trajet d'écoulement inférieur formé dans un collecteur inférieur du premier dispositif d'échange de chaleur communique avec un premier trajet d'écoulement inférieur formé dans un collecteur inférieur d'un deuxième dispositif d'échange de chaleur de la pluralité de dispositifs d'échange de chaleur par une pluralité de premiers trous de communication, et où un deuxième trajet d'écoulement inférieur formé dans le collecteur inférieur du premier dispositif d'échange de chaleur communique avec un deuxième trajet d'écoulement inférieur formé dans the collecteur inférieur du deuxième dispositif d'échange de chaleur par une pluralité de deuxièmes trous de communication.
  13. Échangeur de chaleur selon la revendication 12, où le total des surfaces de section de la pluralité des premiers trous de communication est compris entre sensiblement 4 % et sensiblement 8 % de la surface d'un séparateur disposé entre le premier trajet d'écoulement inférieur formé dans le collecteur inférieur du premier dispositif d'échange de chaleur et le premier trajet d'écoulement inférieur formé dans le collecteur inférieur du deuxième dispositif d'échange de chaleur.
  14. Échangeur de chaleur selon la revendication 13, où le total des surfaces de section de la pluralité des deuxièmes trous de communication est compris entre sensiblement 4 % et sensiblement 8 % de la surface d'un séparateur disposé entre le deuxième trajet d'écoulement inférieur formé dans le collecteur inférieur du premier dispositif d'échange de chaleur et le deuxième trajet d'écoulement inférieur formé dans le collecteur inférieur du deuxième dispositif d'échange de chaleur.
EP13887219.7A 2013-06-18 2013-12-06 Échangeur thermique destiné à un climatiseur et climatiseur le comportant Active EP2941614B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130069690A KR101989096B1 (ko) 2013-06-18 2013-06-18 공기조화기의 열교환기
PCT/KR2013/011297 WO2014204066A1 (fr) 2013-06-18 2013-12-06 Échangeur thermique destiné à un climatiseur et climatiseur le comportant

Publications (3)

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EP2941614A1 EP2941614A1 (fr) 2015-11-11
EP2941614A4 EP2941614A4 (fr) 2016-11-16
EP2941614B1 true EP2941614B1 (fr) 2018-05-30

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EP13887219.7A Active EP2941614B1 (fr) 2013-06-18 2013-12-06 Échangeur thermique destiné à un climatiseur et climatiseur le comportant

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EP (1) EP2941614B1 (fr)
KR (1) KR101989096B1 (fr)
CN (1) CN104969022A (fr)
WO (1) WO2014204066A1 (fr)

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Publication number Publication date
EP2941614A1 (fr) 2015-11-11
CN104969022A (zh) 2015-10-07
WO2014204066A1 (fr) 2014-12-24
KR101989096B1 (ko) 2019-06-13
KR20140058321A (ko) 2014-05-14
EP2941614A4 (fr) 2016-11-16

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