WO2014017021A1 - Échangeur de chaleur pour stockage à froid - Google Patents

Échangeur de chaleur pour stockage à froid Download PDF

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Publication number
WO2014017021A1
WO2014017021A1 PCT/JP2013/003988 JP2013003988W WO2014017021A1 WO 2014017021 A1 WO2014017021 A1 WO 2014017021A1 JP 2013003988 W JP2013003988 W JP 2013003988W WO 2014017021 A1 WO2014017021 A1 WO 2014017021A1
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WO
WIPO (PCT)
Prior art keywords
storage material
cold storage
material container
refrigerant
air
Prior art date
Application number
PCT/JP2013/003988
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English (en)
Japanese (ja)
Inventor
大輔 長谷波
聡也 長沢
鳥越　栄一
アウン 太田
淳 安部井
佑輔 鬼頭
Original Assignee
株式会社デンソー
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 株式会社デンソー filed Critical 株式会社デンソー
Publication of WO2014017021A1 publication Critical patent/WO2014017021A1/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
    • F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
    • 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
    • F25B39/02—Evaporators
    • F25B39/022—Evaporators with plate-like or laminated elements
    • 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
    • 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/24—Storage receiver heat
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage

Definitions

  • the present disclosure relates to a cold storage heat exchanger used in a refrigeration cycle apparatus.
  • a refrigeration cycle apparatus is used as an air conditioner. Attempts have been made to provide limited cooling even when the refrigeration cycle apparatus is stopped. For example, in a vehicle air conditioner, a compressor of a refrigeration cycle apparatus is driven by a traveling engine. For this reason, if the engine stops while the vehicle is temporarily stopped, the refrigeration cycle apparatus stops. In order to provide limited cooling during such a temporary stop, a cold storage heat exchanger in which a cold storage material for storing cold heat is added to the evaporator of the refrigeration cycle apparatus is disclosed (for example, Patent Document 1). reference).
  • the refrigerant pipe to which the cool storage material container is joined is the cooling air through which air for cooling the cooling target space flows when the cool storage material is stored and allowed to cool on the side opposite to the cool storage material container. It is in contact with the passage. Between the refrigerant pipe and the cool storage material container, a plurality of convex portions and recesses form a cool storage material side air passage that is different from the cooling air passage. Condensed water generated at times is formed in an inclined space for discharging the condensed water to the outside.
  • the present disclosure provides a cold storage heat exchanger capable of suppressing heat exchange between the cold storage material and air during cold storage and cooling without disturbing the discharge of condensed water generated during cold storage of the cold storage material.
  • a plurality of refrigerant pipes each having a refrigerant passage inside and spaced from each other, a cold storage material container that is joined to the refrigerant pipe and that stores the cold storage material, And a blocking unit.
  • the cold storage material container has a plurality of convex portions or a plurality of concave portions on the outer surface of the cold storage material container to which the refrigerant pipe is joined.
  • the plurality of projections or the plurality of recesses define at least one cool storage material side air passage through which air flows.
  • the cool storage material side air passage has a space for draining the condensed water generated during the cold storage to the cool storage material along the cool storage material side air passage.
  • the blocking unit protrudes from the cold storage material container toward the refrigerant tube side and blocks the flow of air flowing through the cold storage material side air passage.
  • the cool storage material side air passage is configured to drain the condensed water generated when storing the cool storage material along the cool storage material side air passage, so that the condensed water generated when storing the cool storage material is discharged. Is unimpeded. Therefore, it is possible to suppress the heat exchange between the cold storage material and the air during cold storage and cooling, without hindering the discharge of the condensed water generated during cold storage of the cold storage material.
  • FIG. 5 is a VV cross-sectional view of FIG. 4. It is a partial side view which shows the uneven
  • FIG. 7 is a sectional view taken along line VII-VII in FIG. 6.
  • the refrigeration cycle apparatus 1 constituting the air conditioner includes a compressor 10, a radiator 20, a decompressor 30, and an evaporator (evaporator) 40. These components are connected in an annular shape by piping and constitute a refrigerant circulation path.
  • the compressor 10 is driven by an internal combustion engine (or an electric motor or the like) that is a power source 2 for traveling the vehicle. When the power source 2 stops, the compressor 10 also stops.
  • the compressor 10 sucks the refrigerant from the evaporator 40, compresses it, and discharges it to the radiator 20.
  • the radiator 20 cools the high-temperature refrigerant.
  • the radiator 20 is also called a condenser.
  • the decompressor 30 decompresses the refrigerant cooled by the radiator 20.
  • the evaporator 40 evaporates the refrigerant decompressed by the decompressor 30 and cools the passenger compartment air.
  • the evaporator 40 has a first heat exchange section 48 and a second heat exchange section 49 arranged in two layers.
  • the 2nd heat exchange part 49 is arrange
  • the 1st heat exchange part 48 is arrange
  • the 1st heat exchange part 48 is an example of the downstream heat exchange part arrange
  • the evaporator 40 has a refrigerant passage member branched into a plurality.
  • the refrigerant passage member is provided by a metal passage member such as aluminum.
  • the refrigerant passage member is provided by first to fourth headers 41 to 44 positioned in a set, and a plurality of tubes 45 (refrigerant tubes) connecting the headers 41 to 44.
  • the first header 41 and the second header 42 form a pair, and are arranged in parallel at a predetermined distance from each other.
  • the third header 43 and the fourth header 44 also form a pair, and are arranged in parallel at a predetermined distance from each other.
  • a plurality of tubes 45 are arranged at equal intervals between the first header 41 and the second header 42. Each tube 45 communicates with the corresponding header 41, 42 at its end.
  • a first heat exchanging portion 48 (see FIG. 3) is formed by the first header 41, the second header 42, and a plurality of tubes 45 arranged therebetween.
  • a plurality of tubes 45 are arranged at equal intervals between the third header 43 and the fourth header 44. Each tube 45 communicates with the corresponding header 43, 44 at its end.
  • a second heat exchanging portion 49 (see FIG. 3) is formed by the third header 43, the fourth header 44, and a plurality of tubes 45 arranged therebetween.
  • a joint (not shown) as a refrigerant inlet is provided at the end of the first header 41.
  • the inside of the first header 41 is partitioned into a first partition and a second partition by a partition plate (not shown) provided substantially at the center in the length direction.
  • the plurality of tubes 45 are divided into a first group and a second group.
  • the refrigerant is supplied to the first section of the first header 41.
  • the refrigerant is distributed from the first section to the plurality of tubes 45 belonging to the first group.
  • the refrigerant flows into the second header 42 through the first group and is collected.
  • the refrigerant is distributed again from the second header 42 to the plurality of tubes 45 belonging to the second group.
  • the refrigerant flows into the second section of the first header 41 through the second group.
  • a joint (not shown) as a refrigerant outlet is provided.
  • the inside of the third header 43 is partitioned into a first partition and a second partition by a partition plate (not shown) provided substantially at the center in the length direction.
  • the plurality of tubes 45 are divided into a first group and a second group.
  • the first section of the third header 43 is adjacent to the second section of the first header 41.
  • the first section of the third header 43 and the second section of the first header 41 are in communication.
  • the refrigerant flows from the second section of the first header 41 into the first section of the third header 43.
  • the refrigerant is distributed from the first section to the plurality of tubes 45 belonging to the first group.
  • the refrigerant flows into the fourth header 44 through the first group and is collected.
  • the refrigerant is distributed again from the fourth header 44 to the plurality of tubes 45 belonging to the second group.
  • the refrigerant flows into the second section of the third header 43 through the second group.
  • coolant in a U shape is formed.
  • the refrigerant in the second section of the third header 43 flows out from the refrigerant outlet and flows toward the compressor 10.
  • the plurality of tubes 45 are arranged at substantially constant intervals.
  • a plurality of gaps are formed between the plurality of tubes 45.
  • a plurality of air-side fins 46 and a plurality of cool storage material containers 47 are arranged and brazed with a predetermined regularity in the plurality of gaps.
  • a part of the gap is a cooling air passage 460.
  • the remaining part of the gap is an accommodating part in which the cool storage material container 47 is arranged.
  • the longitudinal direction of the plurality of tubes 45 may coincide with the longitudinal direction of the cold storage material container 47.
  • the cool storage material containers 47 are arranged almost uniformly distributed throughout the evaporator 40.
  • the two tubes 45 located on both sides of the cold storage material container 47 define a cooling air passage 460 for exchanging heat with air on the opposite side to the cold storage material container 47.
  • the tube 45 is a multi-hole tube formed in a flat shape and having a plurality of refrigerant passages therein.
  • the tube 45 can be obtained by an extrusion manufacturing method.
  • the plurality of refrigerant passages extend along the longitudinal direction of the tube 45 and open at both ends of the tube 45.
  • the plurality of tubes 45 are arranged in a row. In each row, the plurality of tubes 45 are arranged such that their main surfaces (flat surfaces) face each other.
  • the evaporator 40 includes air-side fins 46 in the cooling air passage 460 for increasing the contact area with the air supplied to the passenger compartment.
  • the air-side fins 46 are disposed in an air passage that is defined between two adjacent tubes 45.
  • the air side fin 46 is thermally coupled to the two adjacent tubes 45.
  • the air-side fins 46 are joined to two adjacent tubes 45 by a brazing material.
  • the air-side fin 46 is formed by bending a thin metal plate such as aluminum into a wave shape, and includes an armor window-like louver 461 (see FIG. 5).
  • the evaporator 40 When the evaporator 40 evaporates the refrigerant in the evaporator 40 and exhibits an endothermic effect, the evaporator 40 solidifies the regenerator material to store the cold energy, and cools the stored heat when the regenerator material melts. It is an exchanger.
  • the evaporator 40 has a cool storage material container 47 that partitions a room for storing a plurality of cool storage materials.
  • the cold storage material container 47 is made of metal such as aluminum and is formed in a flat container shape.
  • the cool storage material container 47 divides a room for storing the cool storage material therein by joining a pair of plate members 470 having a substantially U-shaped cross section (bathtub shape).
  • the cool storage material container 47 has a wide main surface (flat surface) on both surfaces.
  • the two main walls that provide these two main surfaces are each arranged in parallel with the tube 45. These two main walls have an uneven shape.
  • the cold storage material container 47 is disposed between two adjacent tubes 45.
  • the cold storage material container 47 is thermally coupled to the two tubes 45 disposed on both sides thereof by the convex portions 47a.
  • the cool storage material container 47 is joined to the two adjacent tubes 45 by a joining material excellent in heat transfer.
  • a resin material such as a brazing material or an adhesive can be used.
  • the cold storage material container 47 of this example is brazed to the tube 45.
  • both the tube 45 constituting the first heat exchange part 48 and the tube 45 constituting the second heat exchange part 49 are joined to the outer surface of the cold storage material container 47.
  • a brazing material is disposed between the cold storage material container 47 and the tube 45 in order to connect them with a wide cross-sectional area.
  • This brazing material can also be provided by placing a brazing material foil between the cold storage material container 47 and the tube 45. As a result, the cool storage material container 47 performs good heat conduction with the tube 45.
  • the convex portion 47 a of the main wall of the cold storage material container 47 is brazed to the tube 45.
  • Si silicon
  • the ease of flowing into the brazing portion can be adjusted.
  • the greater the amount of Si in the brazing material the easier it will flow into the brazing part.
  • the recessed part 47b of the main wall of the cool storage material container 47 comprises the cool storage material side air passage 462 through which air distribute
  • the convex portion 47a is formed in an inverted V shape in which the central portion in the left-right direction (air flow direction) is disposed on the upper side in the vertical direction from both ends.
  • a plurality of inverted V-shaped protrusions 47 a are arranged side by side along the longitudinal direction of the cold storage material container 47, that is, along the vertical direction. As will be described later, this uneven shape improves the drainage of condensed water and the like.
  • an inner fin 60 is disposed on the inner side of the cool storage material container 47 by being thermally and mechanically coupled to the cool storage material container 47.
  • the inner fin 60 is joined to the inner wall of the main wall of the cool storage material container 47 by a joining material excellent in heat transfer. This joining is made by brazing. Since the inner fin 60 is coupled to the inner side of the cold storage material container 47, deformation of the cold storage material container 47 is prevented and pressure resistance is improved.
  • the inner fin 60 has a shape in which a thin metal plate such as aluminum is bent in a wave shape. And since the surface of the cool storage material container 47 is uneven, the inner fin 60 is joined to the concave portion 47b of the main wall of the cool storage material container 47, that is, a portion protruding inward (inner surface protrusion) by brazing, Increases mechanical strength and pressure resistance. Thereby, the convex part 47a and the inner fin 60 which protruded outside among the main walls of the cool storage material container 47 are not joined.
  • the cold storage material container 47 protrudes toward the tube 45 side and has a blocking portion 50 that blocks the flow of air flowing through the cold storage material side air passage 462.
  • blocking part 50 is comprised by making a part of main wall of the cool storage material container 47 protrude toward the tube 45 side.
  • the blocking unit 50 is a tube 45 that is superposed on each other when viewed from the air flow direction among the tubes 45 that constitute the first heat exchange unit 48 and the tubes 45 that constitute the second heat exchange unit 49. It is arranged between. Moreover, the interruption
  • the regenerator container 47 has a flat surface 47c on the outer surface of the main wall where the convex portion 47a is not formed, in other words, on the portion where the concave portion 47b is formed. have.
  • the distance in the tube stacking direction from the flat surface 47c of the cold storage material container 47 to the portion of the blocking unit 50 that is farthest from the flat surface 47c is referred to as a blocking unit length X.
  • the distance in the tube stacking direction from the flat surface 47c of the cool storage material container 47 to the tube 45 facing the flat surface 47c, that is, the length of the cool storage material side air passage 462 in the tube stacking direction is the cool storage material side air passage length. Y.
  • the cool storage material side air passage length Y is from the flat surface 47c of the cool storage material container 47 to the part (part joined to the tube 45) farthest from the flat surface 47c in the convex part 47a. Is equal to the distance in the tube stacking direction.
  • the blocking section length X is equal to or longer than the cold storage material side air passage length Y.
  • the blocking portion length X is longer than the cold storage material side air passage length Y.
  • the blocking portion length X is equal to the distance L in the tube stacking direction from the flat surface 47 c of the cool storage material container 47 to the air-side fin 46. The tip of the blocking part 50 is in contact with the air side fin 46.
  • the blocking part 50 extends in the vertical direction so as to block the flow of air flowing through the plurality of cool storage material side air passages 462 formed in the main wall of the cool storage material container 47. That is, one blocking portion 50 is formed on one main wall (one plate member 470) of the cold storage material container 47.
  • the blocking part 50 can block the flow of air flowing through the cool storage material side air passage 462. For this reason, the heat exchange with the air which distribute
  • the cooling performance can be improved by increasing the heat transfer coefficient of the air-side fins 46. Furthermore, since the interruption
  • blocking part 50 is comprised by making a part of main wall of the cool storage material container 47 protrude toward the tube 45 side, a cool storage material is accommodated also inside the interruption
  • blocking part 50 is formed so that it may extend in a perpendicular direction, the condensed water which generate
  • blocking part 50 can be enlarged by arrange
  • the internal volume of the cool storage material container 47 can be increased more, the quantity of the cool storage material accommodated in the cool storage material container 47 can be further increased.
  • the blocking unit 50 is disposed between the tube 45 configuring the first heat exchange unit 48 and the tube 45 configuring the second heat exchange unit 49, so that the blocking unit 50 is adjacent to the tube during manufacturing. By being caught by 45, it becomes possible to more reliably suppress the displacement of the tube 45 and the cold storage material container 47.
  • FIGS. 6 and 7. a second embodiment of the present disclosure will be described based on FIGS. 6 and 7.
  • the second embodiment is different from the first embodiment in the shape of the blocking part 50.
  • FIG. 6 corresponds to FIG. 4 of the first embodiment.
  • the broken-line arrow in FIG. 6 has shown the flow of air.
  • each cool storage material side air passage 462. 50 is provided. Specifically, in the part arrange
  • FIG. 7 the blocking portion length X is equal to the cool storage material side air passage length Y. For this reason, the front-end
  • FIG. 8 corresponds to FIG. 7 of the second embodiment.
  • the blocking section 50 of the present embodiment is configured by arranging a blocking member 51 provided as a separate member from the cold storage material container 47 in the cold storage material side air passage 462.
  • the blocking member 51 is joined to the surface of the main wall of the cold storage material container 47 and the outer surface of the tube 45. According to the present embodiment, the same effect as in the second embodiment can be obtained. That is, the blocking member 51 may be used as an example of the blocking unit 50.
  • FIG. 9 corresponds to FIG. 5 of the first embodiment.
  • At least one tube 45 among the plurality of tubes 45 constituting the evaporator 40 is joined to the cold storage material container 47 on both surfaces thereof. That is, at least one tube 45 among the plurality of tubes 45 constituting the evaporator 40 is in a state of being sandwiched between the two cold storage material containers 47 from both sides in the tube stacking direction.
  • the two cool storage material containers 47 arranged on both sides of the tube 45 in the tube stacking direction are in contact with the blocking portions 50 protruding toward the one tube 45.
  • the cool storage material container 47 is connected to the air side fin 46 via the tube 45 in the both sides of a tube lamination direction.
  • the cool storage material container 47 in the two cold storage material containers 47 arranged on both sides of the tube 45 in the tube stacking direction, one side in the tube stacking direction is connected to the air-side fin 46 via the tube 45.
  • the other side in the tube stacking direction is connected to another cold storage material container 47 through the tube 45.
  • the cold storage material container 47 and the air-side fin 46 is arranged in the gap between the adjacent tubes 45.
  • a plurality of air-side fins 46 and a plurality of cool storage material containers 47 are arranged in a plurality of gaps formed between a plurality of adjacent tubes 45 with a predetermined regularity (for example, at equal pitch intervals).
  • the cold storage material container 47 is reduced from the state, and the air side fin 46 is inserted instead.
  • the two cold storage material containers 47 disposed on both sides of the single tube 45 in the tube stacking direction are configured as a single unit. According to this, since the enclosure part for enclosing a cool storage material in the cool storage material container 47 can be made into one, a number of parts can be reduced. (Other embodiments)
  • the present disclosure is not limited to the above-described embodiment, and can be variously modified as follows without departing from the spirit of the present disclosure.
  • the drainage of the treatment liquid deteriorates when performing the surface treatment during the manufacture of the evaporator 40, and an appropriate film is formed. There is a possibility that it cannot be formed.
  • the end of the blocking portion 50 is in contact with the air-side fin 46.
  • the end portion or the side surface of the blocking portion 50 may be in contact with the tube 45, and the blocking portion 50 may not be in contact with the air-side fin 46.
  • the blocking member 51 is disposed in the cool storage material side passage 462 between the tube 45 and the cool storage material container 47.
  • the blocking member 51 protrudes from the outer surface of the cool storage material container 47 toward the tube 45, and blocks the flow of air flowing through the cool storage material side air passage 462. May be.
  • the blocking member 51 may extend in the longitudinal direction (vertical direction) of the cold storage material container 47.
  • the blocking member 51 extends between the tube 45 of the first heat exchange unit 48 and the tube 45 of the second heat exchange unit 49, and the tube 45 of the first heat exchange unit 48 and the second heat exchange unit 48. You may contact

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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)
  • Air-Conditioning For Vehicles (AREA)

Abstract

L'invention porte sur un échangeur de chaleur pour stockage à froid, qui comprend : une pluralité de tubes (45) disposés de façon à ménager des espaces libres entre eux ; un récipient de matière de stockage à froid (47) destinée à loger une matière de stockage à froid. Une pluralité de saillies (47a) ou une pluralité de renfoncements (47b) sont formées sur la surface extérieure du récipient de matière de stockage à froid (47) ; au moyen de la pluralité de saillies (47a) ou de la pluralité de renfoncements (47b), il se forme un trajet d'air côté matière de stockage à froid (462) dans lequel des flux d'air sont divisés en compartiments entre la pluralité de tubes (45) et le récipient de matière de stockage à froid (47) ; et le trajet d'air côté matière de stockage à froid (462) présente un espace qui draine l'eau condensée se formant sur la matière de stockage à froid pendant le stockage à froid. Une section de coupe (50), qui fait saillie vers le côté du tube (45) et qui se coupe du flux d'air passant dans le trajet d'air côté matière de stockage à froid (462), est formée sur le récipient de matière de stockage à froid (47). Par conséquent, il est possible de supprimer l'échange de chaleur entre la matière de stockage à froid et l'air pendant le stockage à froid et pendant le dégagement de froid, sans obstruer le drainage de l'eau condensée.
PCT/JP2013/003988 2012-07-23 2013-06-26 Échangeur de chaleur pour stockage à froid WO2014017021A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012162826A JP5920087B2 (ja) 2012-07-23 2012-07-23 蓄冷熱交換器
JP2012-162826 2012-07-23

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108224851A (zh) * 2016-12-14 2018-06-29 株式会社京滨冷暖科技 带蓄冷功能的蒸发器

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6217525B2 (ja) 2014-05-23 2017-10-25 株式会社デンソー 熱交換器
JP2017090015A (ja) * 2015-11-16 2017-05-25 サンデン・オートモーティブクライメイトシステム株式会社 蓄冷熱交換器
JP6888904B2 (ja) * 2015-11-24 2021-06-18 ダイムラー・アクチェンゲゼルシャフトＤａｉｍｌｅｒ ＡＧ 冷凍サイクルシステム
JP6596327B2 (ja) * 2015-12-24 2019-10-23 株式会社ケーヒン・サーマル・テクノロジー 蓄冷機能付きエバポレータ
JP2018009719A (ja) * 2016-07-12 2018-01-18 株式会社ケーヒン・サーマル・テクノロジー 蓄冷機能付きエバポレータ

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003090689A (ja) * 2001-09-13 2003-03-28 Denso Corp 蓄冷蓄熱熱交換器
JP2011006058A (ja) * 2009-05-22 2011-01-13 Showa Denko Kk 蓄冷機能付きエバポレータ
JP2011012947A (ja) * 2009-06-05 2011-01-20 Denso Corp 蓄冷熱交換器
JP2012137199A (ja) * 2010-12-24 2012-07-19 Showa Denko Kk 蓄冷機能付きエバポレータ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003090689A (ja) * 2001-09-13 2003-03-28 Denso Corp 蓄冷蓄熱熱交換器
JP2011006058A (ja) * 2009-05-22 2011-01-13 Showa Denko Kk 蓄冷機能付きエバポレータ
JP2011012947A (ja) * 2009-06-05 2011-01-20 Denso Corp 蓄冷熱交換器
JP2012137199A (ja) * 2010-12-24 2012-07-19 Showa Denko Kk 蓄冷機能付きエバポレータ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108224851A (zh) * 2016-12-14 2018-06-29 株式会社京滨冷暖科技 带蓄冷功能的蒸发器

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