WO2018088167A1 - Dispositif de pompe à chaleur magnétique - Google Patents

Dispositif de pompe à chaleur magnétique Download PDF

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Publication number
WO2018088167A1
WO2018088167A1 PCT/JP2017/037910 JP2017037910W WO2018088167A1 WO 2018088167 A1 WO2018088167 A1 WO 2018088167A1 JP 2017037910 W JP2017037910 W JP 2017037910W WO 2018088167 A1 WO2018088167 A1 WO 2018088167A1
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WO
WIPO (PCT)
Prior art keywords
magnetic
heat
temperature end
magnetic field
magnetic working
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PCT/JP2017/037910
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English (en)
Japanese (ja)
Inventor
相哲 裴
Original Assignee
サンデンホールディングス株式会社
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.)
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Application filed by サンデンホールディングス株式会社 filed Critical サンデンホールディングス株式会社
Priority to US16/349,544 priority Critical patent/US20190285319A1/en
Priority to DE112017005721.3T priority patent/DE112017005721T5/de
Priority to CN201780069512.5A priority patent/CN109937335A/zh
Publication of WO2018088167A1 publication Critical patent/WO2018088167A1/fr

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    • 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
    • F25B21/00—Machines, plants or systems, using electric or magnetic effects
    • 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
    • F25B30/00—Heat pumps
    • F25B30/06—Heat pumps characterised by the source of low potential 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
    • F25B2321/00—Details of machines, plants or systems, using electric or magnetic effects
    • F25B2321/002—Details of machines, plants or systems, using electric or magnetic effects by using magneto-caloric effects
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]

Definitions

  • the present invention relates to a magnetic heat pump device using the magnetocaloric effect of a magnetic working substance.
  • a magnetic heat pump device using a property (magnetocaloric effect) that causes a large temperature change when a magnetic working material is excited and demagnetized has been attracting attention in recent years. Yes.
  • a magnetic working material is filled in a duct of a magnetic working body, and a permanent magnet is separated from and attached to the magnetic working body, thereby changing a magnetic field applied to the magnetic working material.
  • the applied magnetic field is increased (excited)
  • the temperature of the magnetic working substance increases, and when it is decreased (demagnetized), the temperature decreases.
  • the heat medium moving device composed of a displacer (piston), a pump and a rotary valve
  • the heat medium water, etc.
  • the magnetic working material is excited, the temperature is increased, and the heat medium is moved from the low temperature end side to the high temperature end side.
  • the magnetic working body has a temperature gradient that is high on the high temperature end side and low on the low temperature end side.
  • the temperature change caused by the magnetocaloric effect is stored in the magnetic working body itself, and is efficiently taken out by the heat medium at the low temperature end side and the high temperature end side, thereby absorbing heat (freezing) with an external heat exchanger. And heat radiation (heating) (for example, see Patent Document 1).
  • the heat medium is moved from the low-temperature end side to the high-temperature end side simultaneously with the excitation of the magnetic working substance, and is moved from the high-temperature end side to the low-temperature end side simultaneously with demagnetization, before the sufficient heat exchange is performed.
  • the heat medium water
  • heat exchange between the magnetic working material and the heat medium becomes insufficient, and the temperature change due to the magnetocaloric effect of the magnetic working material cannot be used effectively.
  • the present invention has been made in order to solve the conventional technical problem, and it is possible to improve the efficiency by changing the magnitude of the magnetic field applied to the magnetic working material and improving the timing of the reciprocating movement of the heat medium. It is an object of the present invention to provide an improved magnetic heat pump device.
  • a magnetic heat pump device includes a magnetic working material having a magnetocaloric effect, a magnetic working body through which a heat medium is circulated, and a magnetic field changing device that changes the magnitude of a magnetic field applied to the magnetic working material.
  • a heat medium moving device for reciprocating the heat medium between the high temperature end and the low temperature end of the magnetic working body, a heat dissipating heat exchanger for dissipating the heat medium on the high temperature end side, and heat on the low temperature end side
  • An endothermic heat exchanger for causing the medium to absorb heat, the heat medium moving device before the magnetic field changing device increases the magnitude of the magnetic field applied to the magnetic working material. Is moved from the low temperature end side to the high temperature end side of the magnetic working body.
  • a magnetic heat pump device includes a magnetic working material having a magnetocaloric effect, a magnetic working body through which a heat medium is circulated, and a magnetic field changing device that changes the magnitude of a magnetic field applied to the magnetic working material.
  • a heat medium moving device for reciprocating the heat medium between the high temperature end and the low temperature end of the magnetic working body, a heat dissipating heat exchanger for dissipating the heat medium on the high temperature end side, and heat on the low temperature end side
  • An endothermic heat exchanger for causing the medium to absorb heat, the heat medium moving device after the magnetic field changing device reduces the magnitude of the magnetic field applied to the magnetic working material. Is moved from the high temperature end side to the low temperature end side of the magnetic working body.
  • a magnetic heat pump device includes a magnetic working material having a magnetocaloric effect, a magnetic working body through which a heat medium is circulated, and a magnetic field changing device that changes the magnitude of a magnetic field applied to the magnetic working material.
  • a heat medium moving device for reciprocating the heat medium between the high temperature end and the low temperature end of the magnetic working body, a heat dissipating heat exchanger for dissipating the heat medium on the high temperature end side, and heat on the low temperature end side
  • An endothermic heat exchanger for causing the medium to absorb heat, the heat medium moving device before the magnetic field changing device increases the magnitude of the magnetic field applied to the magnetic working material. Is moved from the low temperature end side to the high temperature end side of the magnetic working body and the magnetic field changing device reduces the magnitude of the magnetic field applied to the magnetic working material, It is moved to the end side.
  • a magnetic heat pump apparatus according to the first or third aspect of the present invention, wherein when the time during which the magnetic field changing device increases the magnitude of the magnetic field applied to the magnetic working material is T1, The apparatus is configured such that the magnetic medium changing device starts increasing the magnitude of the magnetic field applied to the magnetic working material, and the heat medium is transferred from the low temperature end side of the magnetic working body to the high temperature end before a time greater than 0 and less than 0.15 ⁇ T1. It is made to move to the side.
  • a magnetic heat pump device provides a heat transfer medium when the time during which the magnetic field changing device reduces the magnitude of the magnetic field applied to the magnetic working substance in the second or third aspect of the invention is T2.
  • the apparatus is configured such that after the magnetic field changing device reduces the magnitude of the magnetic field applied to the magnetic working material, the heat medium is moved to the high temperature end side of the magnetic working body after a time of 0.25 ⁇ T2 or more and 0.33 ⁇ T2 or less. It moves to the low temperature end side from.
  • a magnetic heat pump device is the magnetic heat pump device according to the third aspect, wherein when the magnetic field changing device increases the magnitude of the magnetic field applied to the magnetic working material by T1, the heat medium moving device The changing device starts to increase the magnitude of the magnetic field applied to the magnetic working material, and moves the heat medium from the low temperature end side to the high temperature end side of the magnetic working body before time greater than 0 and less than 0.15 ⁇ T1. At the same time, when the time during which the magnetic field changing device reduces the magnitude of the magnetic field applied to the magnetic working material is T2, the heat medium moving device determines the magnitude of the magnetic field applied to the magnetic working material by the magnetic field changing device. The heat medium is moved from the high temperature end side to the low temperature end side of the magnetic working body after 0.25 ⁇ T2 or more and 0.33 ⁇ T2 or less after the decrease.
  • the magnetic working material having the magnetocaloric effect, the magnetic working body through which the heat medium is circulated, and the magnetic field that changes the magnitude of the magnetic field applied to the magnetic working material.
  • Change device heat medium moving device for reciprocating the heat medium between the high temperature end and the low temperature end of the magnetic working body, the heat dissipating side heat exchanger for dissipating the heat medium on the high temperature end side, and the low temperature end side
  • the heat medium moving device before the magnetic field changing device increases the magnitude of the magnetic field applied to the magnetic working material, Since the heat medium is moved from the low temperature end side to the high temperature end side of the magnetic working body, the low temperature heat medium is fed into the magnetic working material before the magnitude of the magnetic field applied to the magnetic working material is increased. , Magnetism rising with subsequent increase in magnetic field It is possible to increase the temperature difference between the work material.
  • the magnetic working material and the heat medium are efficiently exchanged heat, the temperature gradient between the high temperature end and the low temperature end of the magnetic working body is expanded, and the temperature change due to the magnetocaloric effect of the magnetic working material is effective and It can be used efficiently.
  • the heat medium moving device is By moving the heat medium from the low temperature end side to the high temperature end side of the magnetic working body, before the time of starting from increasing the magnitude of the magnetic field applied to the magnetic working material, greater than 0 and less than 0.15 ⁇ T1, The temperature increase of the magnetic working substance can be effectively used.
  • the magnetic working material having the magnetocaloric effect is provided, the magnetic working body through which the heat medium is circulated, and the magnitude of the magnetic field applied to the magnetic working material is changed.
  • a magnetic field changing device a heat medium moving device for reciprocating a heat medium between a high temperature end and a low temperature end of a magnetic working body, a heat dissipating side heat exchanger for dissipating the heat medium on the high temperature end side, and a low temperature
  • the heat medium moving device reduces the magnitude of the magnetic field applied to the magnetic working material by the magnetic field changing device.
  • the heat medium moving device After a time of 0.25 ⁇ T2 or more and 0.33 ⁇ T2 or less after the magnitude of the magnetic field applied to the magnetic working material is decreased, the heat medium is moved from the high temperature end side to the low temperature end side of the magnetic working body. This makes it possible to effectively use the temperature drop of the magnetic working material.
  • FIG. 2 is a cross-sectional view of the magnetic heat pump AMR (Active Magnetic Regenerator) of FIG. 1. It is sectional drawing of the magnetic working body explaining the operation
  • AMR Active Magnetic Regenerator
  • FIG. 1 is an overall configuration diagram of a magnetic heat pump device 1 according to an embodiment to which the present invention is applied
  • FIG. 2 is a cross-sectional view of an AMR 2 for magnetic heat pump of the magnetic heat pump device 1.
  • the magnetic heat pump AMR 2 of the magnetic heat pump apparatus 1 has a hollow cylindrical housing 3 whose both ends in the axial direction are closed, and a pair of two (two A plurality of permanent magnets 6 (magnetic field generating members) and a rotating body 7 attached in a radial manner. Both ends of the shaft of the rotating body 7 are rotatably supported by the housing 3 and are further connected to a rotating shaft 10 of a motor M (FIG. 1, servo motor) via a speed reducer (not shown). The rotation is controlled.
  • a motor M FIG. 1, servo motor
  • the rotating body 7, the permanent magnet 6, the motor M, and the like constitute a magnetic field changing device that changes the magnitude of the magnetic field applied to the magnetic working material 13 described later. Further, a cam 9 (FIG. 1) for driving a displacer (piston) 8 to be described later is also connected to the rotating shaft 10 of the motor M.
  • magnetic working bodies 11A, 11A, 11B, and 11B which are twice the number of permanent magnets 6, are arranged in the circumferential direction in the state of being close to the outer peripheral surface of the permanent magnet 6 on the inner periphery of the housing 3. Fixed at regular intervals.
  • the magnetic working bodies 11A and 11A are arranged in an axially symmetric position with the rotating body 7 interposed therebetween, and the magnetic working bodies 11B and 11B are arranged in an axially symmetric position with the rotating body 7 interposed therebetween (FIG. 2). .
  • Each of the magnetic working bodies 11A and 11B has a magnetic working substance 13 having a magnetocaloric effect in a hollow duct 12 whose cross section is an arc shape along the inner periphery of the housing 3, and a heat medium (here, water). Each is filled so that it can be distributed (FIG. 1).
  • the magnetic working bodies 11A and 11B are actually arranged in two axially symmetrical positions as shown in FIG. 2, but one is shown as a representative in FIG. Moreover, in the Example, the duct 12 is comprised with the resin material with high heat insulation. As a result, the heat loss from the magnetic working material 13 to the atmosphere (external) that increases or decreases due to the change of the magnetic field (excitation and demagnetization) as will be described later is reduced. In the embodiment, a Mn-based or La-based material is used as the magnetic working substance 13.
  • each magnetic working body 11A, 11B has a high temperature end 14 at one end (the right end in FIG. 1) and the other end ( A cold end 16 is provided at the left end in FIG.
  • the high temperature piping 17 is connected to the high temperature end 14 of each magnetic working body 11A, 11A, 11B, 11B (one representative is shown in FIG. 1), and is pulled out from the housing 3 in FIG.
  • a low-temperature pipe 18 is connected to the low-temperature end 16 of each of the magnetic working bodies 11A, 11A, 11B, and 11B (one representative is shown in FIG. 1) and pulled out from the housing 3 in FIG.
  • a heat exchanger 19 on the heat radiation side is connected to the high temperature pipe 17, and a circulation pump 21 is interposed in the high temperature pipe 17.
  • a heat exchanger 22 on the heat absorption side is connected to the low temperature pipe 18, and a circulation pump 23 is interposed in the low temperature pipe 18.
  • Displacers (pistons) 8 are respectively disposed at the high temperature end 14 and the low temperature end 16 of each magnetic working body 11A, 11A, 11B, 11B, and are driven by a cam 9 that is rotated by the rotating shaft 10 of the motor M.
  • the heat medium water is reciprocated between the high temperature end 14 and the low temperature end 16 of each magnetic working body 11A, 11A, 11B, 11B.
  • a heat medium moving device for reciprocating the heat medium between the high temperature end 14 and the low temperature end 16 of each of the magnetic working bodies 11A, 11A, 11B, and 11B by the displacer 8, the cam 9, and the motor M, the rotating shaft 10 and the like. Is configured.
  • the magnetic working bodies 11A and 11A of the magnetic working bodies 11A and 11A that have been excited by the permanent magnets 6 and 6 are heated to exchange heat with the low-temperature heat medium.
  • the 14 side is high, and the low temperature end 16 side is low.
  • the permanent magnets 6 and 6 come to the 90 ° and 270 ° positions, so the magnetic working bodies 11B and 11B at the 90 ° and 270 ° positions.
  • the magnitude of the magnetic field applied to the magnetic working material 13 increases and is excited to increase the temperature.
  • the magnitude of the magnetic field applied to the magnetic working material 13 of the magnetic working bodies 11A and 11A at the positions of 0 ° and 180 ° that are 90 ° out of phase with each other is reduced, demagnetized, and the temperature is lowered.
  • the cams 9 and 9 are driven by the rotating shaft 10 of the motor M, and the displacer 8 on the high temperature end 14 side of the magnetic working bodies 11A and 11A is moved.
  • the displacer 8 on the low temperature end 16 side is moved back.
  • the heat medium is moved from the high temperature end 14 side to the low temperature end 16 side of the magnetic working body 11A.
  • the magnetic working material 13 of the magnetic working bodies 11A and 11A whose temperature has decreased due to demagnetization is exchanged with the high-temperature heat medium, and the temperature gradient of the magnetic working bodies 11A and 11A is further expanded.
  • the temperature gradient of the magnetic working bodies 11B, 11B is obtained by exchanging heat between the magnetic working material 13 of the magnetic working bodies 11B, 11B excited by the permanent magnets 6, 6 and the low-temperature heat medium. Is further expanded.
  • each magnetic working body 11A, 11A, 11B, 11B whose temperature has been increased in this way is circulated by the circulation pump 21 to the heat exchanger 19 on the heat radiation side via the high temperature pipe 17. Further, the heat medium on the low temperature end 16 side of each of the magnetic working bodies 11A, 11A, 11B, and 11B whose temperature has been lowered is circulated by the circulation pump 23 to the heat exchanger 22 on the heat absorption side via the low temperature pipe 18.
  • Such rotation of the rotating body 7 by the motor M and switching of the displacer 8 are performed at a relatively high speed and timing, and between the high temperature end 14 and the low temperature end 16 of each magnetic work body 11A, 11A, 11B, 11B.
  • the temperature difference between the high temperature end 14 and the low temperature end 16 of 11B gradually increases and eventually the temperature of the low temperature end 16 of each magnetic work body 11A, 11A, 11B, 11B connected to the heat exchanger 22 on the endothermic side is the magnetic work material.
  • the magnetic working bodies 11A, 11A connected to the heat exchanger 19 on the heat radiation side are lowered to a temperature at which the refrigeration capacity of 13 and the heat load of the cooled object cooled by the heat exchanger 22 are balanced. 1B, the temperature of the hot end 14 of the 11B becomes substantially constant temperature and the heat dissipation capacity and refrigeration capacity of the heat exchanger 19 and balanced.
  • the displacer 8 when exciting the magnetic working substance 13 of the magnetic working body 11A as shown in FIG. 1 (increasing the magnetic field), before the magnetic working body 11A is excited by the permanent magnet 6 as shown in FIG.
  • the heat medium is moved from the low temperature end 16 side to the high temperature end 14 side of the magnetic working body 11A.
  • the displacer 8 when the time during which the permanent magnet 6 excites the magnetic working material 13 of the magnetic working body 11A (increases the magnitude of the applied magnetic field) is T1, the displacer 8 causes the permanent magnet 6 to be magnetic.
  • the heating medium (water) is heated from the low temperature end 16 side of the magnetic working body 11A to a high temperature before the time when the working material 13 begins to be excited (increases the magnitude of the applied magnetic field) and is less than 0.15 ⁇ T1. Move to end 14 side.
  • the temperature of the flowing low-temperature heat medium (indicated by W1 in each figure. W2 is the high-temperature heat medium) is indicated by a solid line L1 in FIG.
  • W1 the temperature of the flowing low-temperature heat medium
  • W2 is the high-temperature heat medium
  • a solid line L1 in FIG. the temperature of the flowing low-temperature heat medium
  • the magnetic working material 13 of the magnetic working body 11A is excited by the permanent magnet 6 as shown in FIG. 4, so that the temperature is as shown by the solid line L3 in FIG.
  • the temperature difference of the heat medium (L3 ⁇ L1) becomes larger than the temperature difference (L3 ⁇ L2) in the case where the heat medium flows simultaneously.
  • the displacer 8 is not operated as shown in FIG. To do.
  • the broken line L4 shown in FIG. 5 is the temperature of the heat medium in this case, and the broken line L5 is the temperature of the heat medium when the heat medium is moved simultaneously with demagnetization. The temperature of the broken line L4 is lower than that of the broken line L5.
  • the displacer 8 moves the heat medium from the high temperature end 14 side to the low temperature end 16 side of the magnetic working body 11A.
  • T2 the time during which the permanent magnet 6 demagnetizes the magnetic working material 13 (decreasing the magnitude of the applied magnetic field)
  • the displacer 8 causes the permanent magnet 6 to demagnetize the magnetic working material 13.
  • L6 is the temperature of the magnetic working material 13 at this time.
  • the heat medium is transferred to the low temperature end 16 side of the magnetic working bodies 11A and 11B. Therefore, before the magnitude of the magnetic field applied to the magnetic working material 13 is increased, a low-temperature heat medium is sent to the magnetic working material 13 and the magnetic field is increased thereafter. The temperature difference from the rising magnetic working substance 13 can be increased.
  • the magnetic working material 13 and the heat medium are efficiently heat-exchanged, the temperature gradient between the high temperature end 14 and the low temperature end 16 of the magnetic working bodies 11A and 11B is expanded, and the amount of magnetic heat of the magnetic working material 13 is increased.
  • the temperature change due to the effect can be used effectively and efficiently.
  • the displacer 8 uses the magnetic field applied to the magnetic working material 13 by the permanent magnet 6. Since the heat medium is moved from the low temperature end 16 side to the high temperature end 14 side of the magnetic working bodies 11A and 11B before the time of 0.15 ⁇ T1 or less before starting to increase the size of the magnetic recording medium, the effect Thus, the temperature increase of the magnetic working material 13 can be utilized.
  • the heat medium is moved from the high temperature end 14 side to the low temperature end 16 side of the magnetic working bodies 11A and 11B. As described above, the heat medium is moved after the magnitude of the magnetic field applied to the magnetic working material 13 is decreased, and the temperature of the heat medium is further decreased by the magnetic working material 13 whose temperature is lowered by the decrease of the magnetic field. Will be able to.
  • the temperature drop between the high temperature end 14 and the low temperature end 16 of the magnetic working bodies 11 ⁇ / b> A and 11 ⁇ / b> B is expanded by effectively using the temperature drop of the magnetic working material 13, and the magnetocaloric effect of the magnetic working material 13 is increased.
  • the temperature change can be used effectively and efficiently.
  • the heat medium is moved from the high temperature end 14 side to the low temperature end 16 side of the magnetic working bodies 11A and 11B after a time of 0.25 ⁇ T2 or more and 0.33 ⁇ T2 or less after the size of the magnetic material is reduced. Therefore, the temperature decrease of the magnetic working material 13 can be effectively used.
  • both of the controls for moving to the end 16 side have been implemented, the present invention is not limited thereto, and only one of them is effective.
  • the overall configuration of the magnetic heat pump device is not limited to the embodiment, and the heat medium moving device may be configured by a circulation pump or a rotary valve instead of the displacer 8.
  • Magnetic heat pump device 2 AMR for magnetic heat pump 3 Housing 6 Permanent magnet (Magnetic field changing device) 7 Rotating body (magnetic field changing device) 8 Displacer (heat transfer device) 9 cam (heat transfer device) 11A, 11B Magnetic working body 12 Duct 13 Magnetic working material 14 High temperature end 16 Low temperature end 19, 22 Heat exchanger M Motor

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Hard Magnetic Materials (AREA)
  • Soft Magnetic Materials (AREA)

Abstract

Le dispositif de pompe à chaleur magnétique (1) de l'invention est équipé : de substances à fonctionnement magnétique (13) possédant un effet magnéto-calorique ; des corps à fonctionnement magnétique (11A, 11B) dans lesquels circule un milieu chauffant ; un aimant permanent (6) modifiant la taille d'un champ magnétique appliqué aux substances à fonctionnement magnétique ; et d'un piston auxiliaire (8) déplaçant en va-et-vient le milieu chauffant entre une extrémité haute température (14) et une extrémité basse température (16) des corps à fonctionnement magnétique. Avant accroissement de la taille du champ magnétique appliqué aux substances à fonctionnement magnétique par l'aimant permanent (6) à l'aide du piston auxiliaire (8), le milieu chauffant se déplace d'un côté extrémité basse température vers un côté extrémité haute température des corps à fonctionnement magnétique. L'invention permet une meilleure efficacité en améliorant la modification de la taille d'un champ magnétique appliqué aux substances à fonctionnement magnétique, et le minutage du déplacement en va-et-vient du milieu chauffant.
PCT/JP2017/037910 2016-11-14 2017-10-20 Dispositif de pompe à chaleur magnétique WO2018088167A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US16/349,544 US20190285319A1 (en) 2016-11-14 2017-10-20 Magnetic Heat Pump Device
DE112017005721.3T DE112017005721T5 (de) 2016-11-14 2017-10-20 Magnetische Wärmepumpeneinrichtung
CN201780069512.5A CN109937335A (zh) 2016-11-14 2017-10-20 磁热泵装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016-221642 2016-11-14
JP2016221642A JP2018080854A (ja) 2016-11-14 2016-11-14 磁気ヒートポンプ装置

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WO2018088167A1 true WO2018088167A1 (fr) 2018-05-17

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JP (1) JP2018080854A (fr)
CN (1) CN109937335A (fr)
DE (1) DE112017005721T5 (fr)
WO (1) WO2018088167A1 (fr)

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Publication number Priority date Publication date Assignee Title
JP7108183B2 (ja) * 2018-09-27 2022-07-28 ダイキン工業株式会社 磁気冷凍システム

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003016794A1 (fr) * 2001-08-17 2003-02-27 Abb Ab Systeme de manipulation de fluides
JP2012237545A (ja) * 2011-04-26 2012-12-06 Denso Corp 磁気ヒートポンプ装置
JP2012255641A (ja) * 2011-01-27 2012-12-27 Denso Corp 磁気冷凍システムおよび自動車用空調装置
US20150007582A1 (en) * 2013-07-04 2015-01-08 Samsung Electronics Co., Ltd. Magnetic cooling apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4917385B2 (ja) 2006-08-24 2012-04-18 中部電力株式会社 磁気冷凍装置
JP5338889B2 (ja) * 2011-04-28 2013-11-13 株式会社デンソー 磁気ヒートポンプシステム及び該システムを用いた空気調和装置
JP6350138B2 (ja) * 2014-09-03 2018-07-04 株式会社デンソー 熱機器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003016794A1 (fr) * 2001-08-17 2003-02-27 Abb Ab Systeme de manipulation de fluides
JP2012255641A (ja) * 2011-01-27 2012-12-27 Denso Corp 磁気冷凍システムおよび自動車用空調装置
JP2012237545A (ja) * 2011-04-26 2012-12-06 Denso Corp 磁気ヒートポンプ装置
US20150007582A1 (en) * 2013-07-04 2015-01-08 Samsung Electronics Co., Ltd. Magnetic cooling apparatus

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CN109937335A (zh) 2019-06-25
US20190285319A1 (en) 2019-09-19
DE112017005721T5 (de) 2019-08-08
JP2018080854A (ja) 2018-05-24

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