EP3964755B1 - Wärmequellenvorrichtung und kältekreislaufgerät - Google Patents

Wärmequellenvorrichtung und kältekreislaufgerät Download PDF

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Publication number
EP3964755B1
EP3964755B1 EP21204586.8A EP21204586A EP3964755B1 EP 3964755 B1 EP3964755 B1 EP 3964755B1 EP 21204586 A EP21204586 A EP 21204586A EP 3964755 B1 EP3964755 B1 EP 3964755B1
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EP
European Patent Office
Prior art keywords
heat source
source device
windward
wall portion
chamber
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EP21204586.8A
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English (en)
French (fr)
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EP3964755A1 (de
Inventor
Takahide Tadokoro
Katsuyuki Yamamoto
Yasuaki Kato
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Priority to EP21204586.8A priority Critical patent/EP3964755B1/de
Priority to ES21204586T priority patent/ES2968614T3/es
Publication of EP3964755A1 publication Critical patent/EP3964755A1/de
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Publication of EP3964755B1 publication Critical patent/EP3964755B1/de
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/20—Electric components for separate outdoor units
    • F24F1/22—Arrangement or mounting thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/46—Component arrangements in separate outdoor units
    • F24F1/48—Component arrangements in separate outdoor units characterised by air airflow, e.g. inlet or outlet airflow
    • F24F1/54—Inlet and outlet arranged on opposite sides

Definitions

  • the present invention relates to a heat source device and a refrigeration cycle apparatus.
  • JP H04 177031 A discloses a heat source device in which two mechanical chambers arranged in front of right and left ends of a heat source side heat exchanger, and a blower chamber arranged between the two mechanical chambers and housing a blower configured to blow air into the heat source side heat exchanger are formed in an outer case.
  • Each of the mechanical chambers has a pillar-shaped space.
  • the blower chamber is connected to an inlet and an outlet provided in the outer case.
  • a refrigerant pipe connecting the two mechanical chambers to each other extends in the above-described blower chamber.
  • an optional connecting member such as an electric wiring extends in the blower chamber, in addition to the refrigerant pipe, depending on a member housed in each mechanical chamber. Since the above-described blower chamber is connected to the outside of the outer case through the inlet and the outlet, the above-described connecting member is exposed to water, dust and the like taken into the above-described blower chamber from outside the outer case. As a result, there is a risk of the occurrence of an abnormality such as electric leakage and corrosion in the connecting member extending in the above-described blower chamber.
  • a heat source device having a reduced risk of the occurrence of an abnormality such as electric leakage and corrosion in a connecting member extending in a blower chamber, as compared with a conventional heat source device.
  • Compressor 201, heat source side heat exchanger 5, decompressing unit 203, four-way valve 204, controller 205, and wiring portion 206 of refrigeration cycle apparatus 200 are housed in a heat source device 1.
  • compressor 201, heat source side heat exchanger 5, decompressing unit 203, four-way valve 204, controller 205, and wiring portion 206 will be referred to as heat source side components of refrigeration cycle apparatus 200.
  • Heat source device 1 is arranged, for example, outside a room.
  • Load side heat exchanger 202 is housed in an indoor unit 207.
  • Indoor unit 207 is arranged inside a room.
  • Heat source device 1 and indoor unit 207 are connected to each other by refrigerant pipes 208 and 209.
  • heat source device 1 includes an outer case 2.
  • Outer case 2 forms an outer profile of heat source device 1 and the components housed in heat source device 1 are arranged in outer case 2.
  • heat source device 1 further includes a fan 3, a bell mouth 4, heat source side heat exchanger 5, a motor 11, a support portion 12, a first wall portion 7w, a second wall portion 8w, a third wall portion 9w, compressor 201, decompressing unit 203, four-way valve 204, and controller 205 that are arranged inside outer case 2, and a fan guard 13 that is arranged outside outer case 2.
  • Second direction Z corresponds to a vertical direction.
  • First direction X and third direction Y correspond to, for example, a horizontal direction.
  • decompressing unit 203, four-way valve 204, and the refrigerant pipes that form a part of the above-described refrigerant circuit are not shown.
  • outer case 2 includes a front surface plate 2a and a rear surface plate 2b that extend along first direction X and second direction Z and are spaced apart from each other in third direction Y.
  • Outer case 2 further includes a bottom surface plate 2c and a top surface plate 2d that extend along first direction X and third direction Y and are spaced apart from each other in second direction Z.
  • Outer case 2 further includes side surface plates 2e and 2f that extend along second direction Z and third direction Y and are spaced apart from each other in first direction X.
  • front surface plate 2a is provided with an outlet 2h.
  • Rear surface plate 2b is provided with a not-shown inlet.
  • An opening area of the inlet is larger than an opening area of outlet 2h.
  • a lower end of the inlet is, for example, arranged below a lower end of outlet 2h.
  • An upper end of the inlet is, for example, arranged above an upper end of outlet 2h.
  • Centers of the inlet and outlet 2h are, for example, arranged on a rotation axis O of fan 3 so as to sandwich fan 3.
  • an air flow A along third direction Y is blown out from outlet 2h.
  • the inlet side will be referred to as the windward side
  • the outlet side will be referred to as the leeward side.
  • fan 3 is provided to rotate about the rotation axis extending along third direction Y.
  • Fan 3 is driven by motor 11.
  • Fan 3 and motor 11 are supported by support portion 12.
  • Support portion 12 is fixed to, for example, bottom surface plate 2c and top surface plate 2d of outer case 2.
  • Fan 3, motor 11 and support portion 12 form a blower and are, for example, arranged on the leeward side relative to heat source side heat exchanger 5.
  • bell mouth 4 is arranged to connect to outlet 2h of outer case 2.
  • Bell mouth 4 is arranged to surround a portion of fan 3 located on the leeward side.
  • Bell mouth 4 includes a leeward end 4a connected to front surface plate 2a of outer case 2, and a windward end 4b arranged on the inlet side relative to leeward end 4a.
  • Windward end 4b is arranged on the leeward side relative to a windward end of fan 3 and on the windward side relative to a leeward end of fan 3.
  • fan guard 13 is arranged on the outer side of front surface plate 2a so as to overlap with outlet 2h in third direction Y.
  • Heat source side heat exchanger 5 is provided to perform heat exchange between the air suctioned from the outside of heat source device 1 to the inside of heat source device 1 by fan 3 and the refrigerant circulating through the refrigerant circuit of above-described refrigeration cycle apparatus 200.
  • Heat source side heat exchanger 5 is arranged to be in contact with, for example, rear surface plate 2b, bottom surface plate 2c, top surface plate 2d, and side surface plates 2e and 2f.
  • Heat source side heat exchanger 5 is arranged on the windward side relative to fan 3, bell mouth 4, motor 11, and support portion 12.
  • first wall portion 7w, second wall portion 8w and third wall portion 9w serve as partitions between a blower chamber 6 and a first mechanical chamber 7, a second mechanical chamber 8 and a third mechanical chamber 9, respectively.
  • First wall portion 7w serves as a partition between blower chamber 6 and first mechanical chamber 7.
  • Second wall portion 8w serves as a partition between blower chamber 6 and second mechanical chamber 8.
  • Third wall portion 9w serves as a partition between blower chamber 6 and third mechanical chamber 9.
  • First wall portion 7w is provided such that first mechanical chamber 7 partitioned from blower chamber 6 and extending along second direction Z is formed on the side surface plate 2e side relative to fan 3 in first direction X.
  • first wall portion 7w is provided to have, for example, a substantially arc shape.
  • a length of first wall portion 7w in second direction Z is equal to or longer than a length of fan 3 in second direction Z, i.e., an outer diameter of fan 3.
  • a distance between first wall portion 7w and a YZ plane including rotation axis O of fan 3 and extending along second direction Z and third direction Y is, for example, constant.
  • a distance between a windward end of first wall portion 7w and the above-described YZ plane including rotation axis O is longer than a distance between a leeward end of first wall portion 7w and the above-described YZ plane including rotation axis O. More preferably, the distance between first wall portion 7w and the above-described YZ plane including rotation axis O becomes shorter from the windward side toward the leeward side in third direction Y. The distance between first wall portion 7w and the above-described YZ plane including rotation axis O of fan 3 is longer than a distance between windward end 4b of bell mouth 4 and the above-described YZ plane.
  • Second wall portion 8w is provided such that second mechanical chamber 8 partitioned from blower chamber 6 and extending along second direction Z is formed on the side surface plate 2f side relative to fan 3 in first direction X.
  • second wall portion 8w is provided to have, for example, a substantially arc shape.
  • First wall portion 7w and second wall portion 8w are symmetrical with respect to rotation axis O.
  • a length of second wall portion 8w in second direction Z is equal to or longer than the length of fan 3 in second direction Z, i.e., the outer diameter of fan 3.
  • a distance between second wall portion 8w and the above-described YZ plane is, for example, constant.
  • third wall portion 9w is provided such that third mechanical chamber 9 partitioned from blower chamber 6 and extending along first direction X is formed on the bottom surface plate 2c side relative to fan 3 in third direction Y.
  • Third wall portion 9w is connected to, for example, first wall portion 7w, second wall portion 8w, front surface plate 2a, and bottom surface plate 2c.
  • a length of third wall portion 9w in first direction X is equal to or longer than a length of fan 3 in first direction X, i.e., the outer diameter of fan 3.
  • a distance in second direction Z between the above-described leeward portion of first surface portion 90 and the above-described XY plane including rotation axis O is longer than a distance in second direction Z between windward end 4b of bell mouth 4 and the above-described XY plane including rotation axis O.
  • heat source device 1 according to the third embodiment an air flow in blower chamber 6 is guided by third wall portion 9w to reach windward end 4b of bell mouth 4, similarly to heat source device 1 according to the second embodiment. Therefore, heat source device 1 according to the third embodiment can produce an effect similar to that of heat source device 1 according to the second embodiment.
  • a heat source device configured basically similarly to heat source device 1 according to the first embodiment.
  • the heat source device according to the fourth embodiment is different from heat source device 1 according to the first embodiment in that when seen from second direction Z, both ends 90bb and 90bc of windward end 90b of third wall portion 9w in first direction X are arranged on the windward side relative to a central portion 90ba of windward end 90b in first direction X.
  • Second surface portion 91 is provided in parallel with, for example, the XZ plane extending along first direction X and second direction Z.
  • An angle formed by first surface portion 90 and second surface portion 91 with respect to windward end 90b is, for example, 90 degrees.
  • Windward end 90b of first surface portion 90 and second surface portion 91 are located on the windward side relative to bell mouth 4 and form a windward end of third wall portion 9w.
  • Second surface portion 91 is arranged on the leeward side relative to heat source side heat exchanger 5.
  • a lower end of second surface portion 91 is connected to bottom surface plate 2c.
  • second wall portion 8w includes, for example, a seventh surface portion 80 and an eighth surface portion 81 arranged on the windward side relative to seventh surface portion 80.
  • Seventh surface portion 80 is provided in parallel with rotation axis O of fan 3.
  • Seventh surface portion 80 is provided in parallel with the YZ plane extending along second direction Z and third direction Y.
  • Eighth surface portion 81 extends in a direction that intersects seventh surface portion 80.
  • a windward end of seventh surface portion 80 is connected to a leeward end of eighth surface portion 81.
  • a distance in first direction X between a windward end of eighth surface portion 81 of second wall portion 8w and rotation axis O is longer than a distance in first direction X between the leeward end of eighth surface portion 81 of second wall portion 8w and rotation axis O.
  • Fig. 12 fan 3, motor 11, support portion 12, compressor 201, and controller 205 are not shown.
  • Fig. 13 wiring portion 206 is not shown.
  • windward end 4b of bell mouth 4, and a portion of windward end 90b of third wall portion 9w located on the leeward wide relative to an end surface shown in Fig. 13 are indicated by a dotted line.
  • windward end 90b of third wall portion 9w is preferably provided to connect to first wall portion 7w and second wall portion 8w.
  • a distance L7 in the above-described radial direction between the above-described lower region of windward end 4b of bell mouth 4 and above-described P1 is longer than a distance in the above-described radial direction between windward end 4b and first parallel portion 97.
  • Above-described distance L7 is, for example, equal to a distance between windward end 4b of bell mouth 4 and above-described P2.
  • first inclined portion 96 is provided in parallel with, for example, windward end 4b of bell mouth 4.
  • Above-described distance L7 is, for example, shorter than a distance L8 between windward end 4b of bell mouth 4 and above-described P3.
  • the heat source device shown in Figs. 11 to 13 as described above is configured similarly to the heat source device according to the fourth embodiment and further includes first surface portion 90 similar to that of the heat source device according to the second embodiment. Therefore, the heat source device shown in Figs. 11 to 13 can simultaneously produce the effects of heat source devices 1 according to the second and fourth embodiments.
  • heat source device 1 according to a fifth embodiment which is part of the invention is configured basically similarly to heat source device 1 according to the first embodiment.
  • heat source device 1 according to the fifth embodiment is different from heat source device 1 according to the first embodiment in that when seen from third direction Y, both ends of the above-described windward portion of third wall portion 9w in first direction X are arranged on the above-described XY plane side including rotation axis O relative to a central portion of the above-described windward portion in first direction X.
  • First surface portion 90 of third wall portion 9w includes, for example, a first inclined portion 98 inclined with respect to above-described XY plane OS including rotation axis O, and a first parallel portion 99 parallel to above-described XY plane OS including rotation axis O.
  • a windward end of first inclined portion 98 forms windward end 90b of first surface portion 90.
  • a leeward end 98a of first inclined portion 98 is connected to a windward end of first parallel portion 99.
  • the above-described windward portion is formed by, for example, the whole of first inclined portion 98.
  • Leeward end 98a includes a central portion 98aa and both ends 98ab and 98ac in first direction X.
  • both ends 98ab and 98ac are arranged on the above-described XY plane OS side including rotation axis O relative to central portion 98aa.
  • a distance L9 in second direction Z between central portion 98aa and above-described XY plane OS is longer than a distance L10 in second direction Z between end 98ab and above-described XY plane OS, and a distance in second direction Z between end 98ac and above-described XY plane OS.
  • Above-described distance L9 is shorter than above-described distance L11, and is longer than, for example, above-described distance L12.
  • Above-described distance L10 is shorter than above-described distance L12.
  • heat source device 1 according to the fifth embodiment when seen from third direction Y, both ends of the above-described windward portion of third wall portion 9w in first direction X are arranged on the above-described XY plane side including rotation axis O relative to the central portion of the above-described windward portion in first direction X. Therefore, in heat source device 1 according to the fifth embodiment, a distance between third wall portion 9w and windward end 4b in the vicinity of windward end 4b of bell mouth 4 is shorter and an amount of change in the distance in a circumferential direction of fan 3 is smaller than those in heat source devices 1 according to the first to fourth embodiments. As a result, in heat source device 1 according to the fifth embodiment, power consumption during air blowing is further reduced and noise is further reduced, as compared with heat source device 1 according to the second embodiment.
  • heat source device 1 according to a sixth embodiment not part of the invention is configured basically similarly to heat source device 1 according to the first embodiment.
  • heat source device 1 according to the sixth embodiment is different from heat source device 1 according to the first embodiment in that second surface portion 91 is provided to be inclined with respect to the XZ plane.
  • heat source device 1 according to the sixth embodiment an air flow in blower chamber 6 is guided by third wall portion 9w to reach windward end 4b of bell mouth 4, similarly to heat source device 1 according to the second embodiment. Therefore, heat source device 1 according to the sixth embodiment can produce an effect similar to that of heat source device 1 according to the second embodiment.
  • Heat source device 1 according to the sixth embodiment may be configured similarly to the heat source device according to each of the second to fifth embodiments, except that second surface portion 91 is provided to be inclined with respect to the XZ plane.
  • second surface portion 91 of the heat source device according to each of the second to fifth embodiments may be provided to be inclined with respect to the XZ plane.
  • heat source device 1 according to a seventh embodiment not part of the invention is configured basically similarly to heat source device 1 according to the first embodiment.
  • heat source device 1 according to the seventh embodiment is different from heat source device 1 according to the first embodiment in that third wall portion 9w as a whole is arranged on the leeward side relative to bell mouth 4 in third direction Y. That is, third wall portion 9w in the seventh embodiment does not include the above-described windward portion.
  • Second surface portion 91 of third wall portion 9w is preferably provided to be inclined with respect to the XZ plane.
  • a speed of an air flow flowing through an outer peripheral region of blower chamber 6 located on the outer side of windward end 4b of bell mouth 4 relative to rotation axis O is higher than a speed of an air flow flowing through a central region of blower chamber 6 located on the inner side of windward end 4b of bell mouth 4 relative to rotation axis O. Therefore, an air passage resistance in blower chamber 6 becomes a problem in the above-described outer peripheral region.
  • second surface portion 91 is provided to be inclined with respect to the XZ plane, an air flow along bottom surface plate 2c is guided by second surface portion 91 to reach windward end 4b of bell mouth 4. In this case, the occurrence of a vortex caused by separation of the air flow at second surface portion 91 is suppressed and an energy loss caused by the vortex is reduced.
  • Third mechanical chamber 9, third wall portion 9w and wiring portion 206 of heat source device 1 according to each of the first to seventh embodiments may be arranged above fan 3.
  • Fig. 18 shows a configuration example in which third mechanical chamber 9, third wall portion 9w and wiring portion 206 in the second embodiment are arranged above fan 3.
  • third mechanical chamber 9, third wall portion 9w and wiring portion 206 that are arranged above fan 3 may only be configured to be symmetrical with third mechanical chamber 9, third wall portion 9w and wiring portion 206 that are arranged below fan 3 shown in Figs. 1 to 17 with respect to rotation axis O.
  • third wall portion 9w may be provided by molding one member, or may be provided by connecting a plurality of members.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Air-Conditioning Systems (AREA)
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Claims (6)

  1. Wärmequelleneinrichtung (1), in welcher eine Vielzahl von wärmequellenseitigen Komponenten (201, 5, 202, 203, 204) und ein Gebläse (3) untergebracht sind, wobei die Wärmequelleneinrichtung (1) umfasst:
    eine Gebläsekammer (6), in der zumindest das Gebläse (3) untergebracht ist;
    eine erste mechanische Kammer (7), in welcher ein erstes Element (201) der wärmequellenseitigen Komponenten (201, 5, 202, 203, 204) untergebracht ist;
    eine zweite mechanische Kammer (8), die ein zweites Element (205) der wärmequellenseitigen Komponenten (201, 5, 202, 203, 204) untergebracht ist;
    eine dritte mechanische Kammer (9), in welcher ein Verbindungselement (206, 211) untergebracht ist, welches das erste Element (201) und das zweite Element (205) miteinander verbindet;
    einen ersten Wandabschnitt (7w), der als Trennung zwischen der Gebläsekammer (6) und der ersten mechanischen Kammer (7) dient;
    einen zweiten Wandabschnitt (8w), der als eine Trennung zwischen der Gebläsekammer (6) und der zweiten mechanischen Kammer (8) dient; und
    einen dritten Wandabschnitt (9w), der als eine Trennung zwischen der Gebläsekammer (6) und der dritten mechanischen Kammer (9) dient; wobei
    die erste mechanische Kammer (7) und die zweite mechanische Kammer (8) angeordnet sind, um die Gebläsekammer (6) in einer ersten Richtung (X) orthogonal zu einer Drehachse (O) des Gebläses (3) dazwischen aufzunehmen,
    die dritte mechanische Kammer (9) zwischen der ersten mechanischen Kammer (7) und der zweiten mechanischen Kammer (8) in der ersten Richtung (X) angeordnet ist, und entlang des Gebläses (3) in einer zweiten Richtung (Z) jeweils orthogonal zur Drehachse (O) und der ersten Richtung (X) angeordnet ist,
    die Gebläsekammer (6) einen Einlass, durch den Luft von außerhalb der Gebläsekammer (6) in das Innere der Gebläsekammer (6) angesaugt wird, einen Auslass (2h), durch den die Luft von innerhalb der Gebläsekammer (6) nach außerhalb der Gebläsekammer (6) ausgeblasen wird, und eine Glockenmündung (4) aufweist, die angeordnet ist, um mit dem Auslass (2h) verbunden zu sein,
    der dritte Wandabschnitt (9w) einen luvseitigen Abschnitt aufweist, der sich auf der Einlassseite relativ zur Glockenmündung (4) in einer dritten Richtung (Y) befindet, in welcher sich die Drehachse (O) erstreckt, und
    der luvseitige Abschnitt ein luvseitiges Ende (90b, 91b), das sich auf der Einlassseite in der dritten Richtung (Y) befindet, und einen leeseitigen Abschnitt, der sich auf der Auslassseite (2h) relativ zum luvseitigen Ende befindet, aufweist,
    von der dritten Richtung (Y) aus betrachtet beide Enden des luvseitigen Abschnitts in der ersten Richtung (X) angeordnet sind, um in der zweiten Richtung (Z) relativ zu einem zentralen Abschnitt des luvseitigen Abschnitts in der ersten Richtung (X) vorzustehen.
  2. Wärmequelleneinrichtung (1) nach Anspruch 1, wobei
    ein Abstand in der zweiten Richtung (Z) zwischen dem luvseitigen Ende und der Drehachse (O) größer ist als ein Abstand in der zweiten Richtung (Z) zwischen dem leeseitigen Abschnitt und der Drehachse (O).
  3. Wärmequelleneinrichtung (1) nach Anspruch 1 oder 2, wobei
    von der zweiten Richtung (Y) aus betrachtet beide Enden des luvseitigen Abschnitts in der ersten Richtung (X) angeordnet sind, um in der dritten Richtung (Z) relativ zu einem zentralen Abschnitt des luvseitigen Abschnitts in der ersten Richtung (X) vorzustehen.
  4. Wärmequelleneinrichtung (1) nach Anspruch 3, wobei
    von der zweiten Richtung (Z) aus betrachtet, der erste Wandabschnitt (7w) und der zweite Wandabschnitt (8w) einen Abschnitt aufweisen, der zur Verbindung mit dem luvseitigen Ende des dritten Wandabschnitts (9w) vorgesehen ist.
  5. Wärmequelleneinrichtung (1) nach einem der Ansprüche 1 bis 4, wobei
    die wärmequellenseitigen Komponenten (201, 5, 202, 203, 204) ferner einen Verdichter (201), eine Steuerungseinheit (205), die eingerichtet ist, den Verdichter zu steuern, und einen Verdrahtungsabschnitt (206) umfassen, welcher den Verdichter (201) und die Steuerungseinheit (205) miteinander verbindet,
    das erste Element den Verdichter (201) umfasst,
    das zweite Element die Steuerungseinheit (205) umfasst, und
    das Verbindungselement (206, 211) den Verdrahtungsabschnitt (206) umfasst,
  6. Kältekreislaufvorrichtung (200), umfassend:
    die Wärmequelleneinrichtung (1) nach einem der Ansprüche 1 bis 5;
    eine Inneneinheit (207), in welcher ein lastseitiger Wärmetauscher (202) untergebracht ist; und
    eine Kältemittelleitung (208, 209), welche die Wärmequelleneinrichtung (1) und die Inneneinheit (207) miteinander verbindet,
EP21204586.8A 2019-02-19 2019-02-19 Wärmequellenvorrichtung und kältekreislaufgerät Active EP3964755B1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP21204586.8A EP3964755B1 (de) 2019-02-19 2019-02-19 Wärmequellenvorrichtung und kältekreislaufgerät
ES21204586T ES2968614T3 (es) 2019-02-19 2019-02-19 Dispositivo de fuente de calor y aparato de ciclo de refrigeración

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP21204586.8A EP3964755B1 (de) 2019-02-19 2019-02-19 Wärmequellenvorrichtung und kältekreislaufgerät
EP19915679.5A EP3929494B1 (de) 2019-02-19 2019-02-19 Wärmequellenmaschine und kältekreislaufvorrichtung
PCT/JP2019/006029 WO2020170327A1 (ja) 2019-02-19 2019-02-19 熱源機および冷凍サイクル装置

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EP19915679.5A Division EP3929494B1 (de) 2019-02-19 2019-02-19 Wärmequellenmaschine und kältekreislaufvorrichtung
EP19915679.5A Division-Into EP3929494B1 (de) 2019-02-19 2019-02-19 Wärmequellenmaschine und kältekreislaufvorrichtung

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EP3964755A1 EP3964755A1 (de) 2022-03-09
EP3964755B1 true EP3964755B1 (de) 2023-12-20

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EP21204586.8A Active EP3964755B1 (de) 2019-02-19 2019-02-19 Wärmequellenvorrichtung und kältekreislaufgerät
EP19915679.5A Active EP3929494B1 (de) 2019-02-19 2019-02-19 Wärmequellenmaschine und kältekreislaufvorrichtung
EP21204587.6A Pending EP3964756A1 (de) 2019-02-19 2019-02-19 Wärmequellenvorrichtung und kältekreislaufgerät

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EP21204587.6A Pending EP3964756A1 (de) 2019-02-19 2019-02-19 Wärmequellenvorrichtung und kältekreislaufgerät

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JP (1) JP7204872B2 (de)
ES (2) ES2971301T3 (de)
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JP2023180099A (ja) 2022-06-08 2023-12-20 パナソニックＩｐマネジメント株式会社 室外機およびヒートポンプサイクル装置
JP2024051514A (ja) 2022-09-30 2024-04-11 パナソニックＩｐマネジメント株式会社 ヒートポンプサイクル装置

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JPH04177031A (ja) 1990-11-08 1992-06-24 Mitsubishi Electric Corp 空気調和機の室外ユニット
JP2707861B2 (ja) * 1991-03-06 1998-02-04 三菱電機株式会社 空気調和機の室外ユニット
JPH04297732A (ja) * 1991-03-14 1992-10-21 Mitsubishi Electric Corp 空気調和機の室外ユニット
JP4951387B2 (ja) * 2007-03-30 2012-06-13 日立アプライアンス株式会社 ヒートポンプ給湯機
JP2014167376A (ja) * 2013-02-28 2014-09-11 Kumagai Gumi Co Ltd 冷媒配管
JP6112212B2 (ja) * 2013-09-27 2017-04-12 三菱電機株式会社 ヒートポンプ給湯機

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ES2971301T3 (es) 2024-06-04
JP7204872B2 (ja) 2023-01-16
ES2968614T3 (es) 2024-05-13
EP3929494A1 (de) 2021-12-29
EP3964755A1 (de) 2022-03-09
EP3929494B1 (de) 2024-01-03
WO2020170327A1 (ja) 2020-08-27
EP3964756A1 (de) 2022-03-09
JPWO2020170327A1 (ja) 2021-11-18

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