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WO2019130883A1 - Conteneur de matériau et dispositif de pompe à chaleur magnétique - Google Patents

Conteneur de matériau et dispositif de pompe à chaleur magnétique Download PDF

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Publication number
WO2019130883A1
WO2019130883A1 PCT/JP2018/042251 JP2018042251W WO2019130883A1 WO 2019130883 A1 WO2019130883 A1 WO 2019130883A1 JP 2018042251 W JP2018042251 W JP 2018042251W WO 2019130883 A1 WO2019130883 A1 WO 2019130883A1
Authority
WO
WIPO (PCT)
Prior art keywords
container
cylindrical portion
diameter side
magnetic
side cylindrical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2018/042251
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English (en)
Japanese (ja)
Inventor
巌 内門
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanden Corp
Original Assignee
Sanden Holdings Corp
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 Sanden Holdings Corp filed Critical Sanden Holdings Corp
Publication of WO2019130883A1 publication Critical patent/WO2019130883A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • 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 technology relating to a magnetic heat pump apparatus, and more particularly to a technology relating to a material container that contains a magnetic material that exerts a magnetocaloric effect.
  • a plurality of working chambers 2 are arranged along the circumferential direction on the outer peripheral side of the permanent magnet 3 fixed to the rotating shaft P, and a magnetic material is used in each working chamber 2 6 is stored (see FIGS. 1 and 2).
  • a valve is provided to flow the working fluid (heat exchange medium) into and out of the magnetic material 6 in the working chamber 2 in synchronization with the rotation of the permanent magnet 3.
  • reference numeral 7 denotes a yoke.
  • the opening of the axial end of each working chamber 2 is closed by the communication hole plate 1 shown in, for example, Patent Document 1 and FIG.
  • the communication holes 1a and 1b constitute, for example, an outflow communication hole on the outer peripheral side and an inflow communication hole on the inner peripheral side.
  • FIG. 1 the case where the rotary disk 4 of the rotary valve which rotates with the rotation of the permanent magnet 3 is provided on the front side of the communication hole plate 1 is illustrated.
  • slit-like notches 4a and 4b extending in the circumferential direction are opened as ports of the valve, and supply control of working fluid is performed via the notches 4a and 4b.
  • the outer peripheral side is for outflow and the inner peripheral side is for inflow.
  • the valve applied to the magnetic heat pump device to which the present invention is applied may not be a rotary valve.
  • the material container accommodating the above-mentioned conventional magnetic material has dimensions such as an outer diameter of 150 mm and an axial length of 150 mm, for example. That is, although the thickness of the cylindrical portion is as thin as about 2 to 3 mm, the material container is long in the axial direction, and a plurality of partition portions for forming a plurality of working chambers by partitioning the space along the circumferential direction. Have.
  • each working chamber In order to increase the heat exchange efficiency in the magnetic heat pump apparatus, plural kinds of magnetic materials having different Curie temperatures are axially arranged in each working chamber so that predetermined temperature spans are formed at both axial ends of the working chamber. It is possible to carry out stepwise loading and loading different types of magnetic materials in cascade (serial). At this time, it is necessary to fill each working chamber with the full length by repeating filling the space of each working chamber with a predetermined amount of magnetic material in the order of Curie temperature.
  • the filling order may be incorrect or the amount of each magnetic material may be mistaken. In this case, variations in the amount of each magnetic material are likely to occur. Furthermore, after assembly, it is difficult to correct the quantity.
  • the present invention focuses on the above-described points, and an object of the present invention is to provide a material container that can be filled easily, reliably, and more precisely even when filling multiple types of magnetic materials.
  • one aspect of the present invention is a permanent magnet rotatable around a central axis, and a material container disposed annularly on the outer peripheral side of the permanent magnet and housing a magnetic material therein.
  • the material container in a magnetic heat pump apparatus comprising: an inner diameter side cylindrical portion and an outer diameter side cylindrical portion arranged concentrically; and formed between the inner diameter side cylindrical portion and the outer diameter side cylindrical portion A cylindrical space is provided at preset intervals in the circumferential direction, and a plurality of partition walls are respectively integrated with the outer diameter surface of the inner diameter side cylindrical portion and the inner diameter surface of the outer diameter side cylindrical portion
  • the container divisions are made of resin, and the plurality of container divisions are coaxially connected in series. It is preferable that a partition part in which a working fluid can pass and an opening through which the magnetic material can not pass is formed between the adjacent container divisions.
  • the same type of magnetic material can be filled in each container.
  • the variation in the amount of each magnetic material among the working chambers is suppressed, and it becomes possible to fill the plurality of types of magnetic materials simply, reliably, and more accurately.
  • each container division body made of resin processing is easy and cost is low, and weight reduction is achieved.
  • the basic configuration of the magnetic heat pump device of the present embodiment is the same as the conventional configuration shown in FIG. 1, but the structure of the material container having the work chambers arranged in the circumferential direction is different. Therefore, the material container of the present embodiment will be described below.
  • the material container 10 of the present embodiment is configured by coaxially connecting a plurality of container divisions 11 in series.
  • each of the container divisions 11 is disposed between the inner diameter side cylindrical portion 11a and the outer diameter side cylindrical portion 11b arranged concentrically, and between the inner diameter side cylindrical portion 11a and the outer diameter side cylindrical portion 11b.
  • the cylindrical spaces to be formed are provided at preset intervals in the circumferential direction, and each is integrated with the outer diameter surface of the inner diameter side cylindrical portion 11a and the inner diameter surface of the outer diameter side cylindrical portion 11b.
  • a plurality of partition walls 11c are provided each space divided by the partition becomes a part of work room 12, respectively.
  • the material container 10 is a member having a long axis such as an axial length of 150 mm, for example, a complex process is required to integrally form it with a resin.
  • the present embodiment by dividing the material container 10 into a plurality of container divided bodies 11, it becomes possible to integrally mold each container divided body 11 with a resin.
  • the material container 10 is constituted by a plurality of container divisions 11 divided in the axial direction
  • the material is divided into molds in the axial direction.
  • the length of each container division body 11 may differ.
  • the resin material used for the container division body 11 is not particularly limited as long as the glass transition temperature or the melting point is higher than the upper limit value of the heating temperature generated by the magnetic heat pump device.
  • partition parts 20 in which an opening through which the working fluid can pass and the magnetic material M can not pass is formed.
  • the partition part 20 is made of, for example, a mesh material.
  • the partition part 20 may be only one of the container divisions 11 in the axial direction. At this time, it is preferable to fill the chambers of the container division 11 with the same type of magnetic material M. For example, after the bulkhead part 20 is attached to one side of the container division body 11, it is placed horizontally with the open side up. And the partition part 20 is attached also to the other edge part side as needed.
  • the plurality of container divisions 11 are connected in series in order of Curie temperature of the filled magnetic materials M
  • the material container 10 as shown in FIG. 3 is configured.
  • reference numeral 10A is a marking for positioning, and by connecting so that the markings 10A are aligned, it is possible to easily prevent a circumferential displacement between the container divisions 11.
  • the Curie temperature of the magnetic material M can be increased in multiple stages as the axial dimension of the container divided body 11 is reduced.
  • FIG. 6 shows an example of a cascade (series) state of a plurality of magnetic materials M in one working chamber 12, but in a case where 21 container divisions 11 are connected in series to form a material container 10 It is an example.
  • the limit is to put at most about four types of magnetic materials M in layers in order to accurately stack them.
  • the material container 10 of this embodiment is used, even if it is lamination
  • the number of container divisions 11 connected in series may be set according to the number of stacks, and is, for example, 5 to 30, preferably 10 to 20.
  • connection structure between the container divisions 11 will be described.
  • the connecting projection 14 projecting in the axial direction is formed with respect to one end face in the axial direction, and the connecting projection 14 is formed on the other end face in the axial direction.
  • a fitting connection recess 15 is formed. It is preferable that the connecting hole 14 be configured so as to have a slight interference fit in the connecting hole recess. Since the connection protrusion 14 and the connection recess 15 are made of resin, they are fitted with a predetermined elasticity.
  • reference numeral 16 denotes a positioning projection.
  • the positioning projection 16 is formed on at least one location on the outer peripheral surface of the coupling projection 14 and protrudes in the outer diameter direction.
  • reference numeral 17 denotes a positioning recess corresponding to the positioning protrusion 16.
  • the material container 10 of the present embodiment when used, it is possible to fill the same type of magnetic material M for each container by configuring the plurality of container division bodies 11 connected in series. Become. As a result, the variation in the amount of each magnetic material M among the working chambers 12 is suppressed, and it becomes possible to fill the plurality of types of magnetic materials M easily, reliably, and more accurately.
  • a plurality of magnetic materials M having different Curie temperatures can be set in multiple stages as compared with the conventional case, and even in such a case, the magnetic materials M can be accurately set in a stacked state. In addition, it is necessary to divide only the wrong part and assemble it again after being assembled.
  • each container division body 11 into resin makes it easy to process and inexpensive, and contributes to weight reduction.
  • the partition part 20 is interposed between the container divisions 11, but the partition part 20 may be omitted. Even when the partition wall part 20 is omitted, by filling the magnetic material M corresponding to each time the container divisions 11 are stacked, it is possible to set a plurality of magnetic materials M having different Curie temperatures in more stages. Even in such a case, it is possible to set each magnetic material M in a stacked state with high accuracy.

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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)

Abstract

Le problème décrit par la présente invention est de fournir un conteneur de matériau pouvant être facilement rempli, de manière fiable et plus précise même lorsqu'il est rempli avec de multiples types de matériaux magnétiques M. La solution selon l'invention porte sur un conteneur de matériau (10) qui est destiné pour un dispositif de pompe à chaleur magnétique qui comprend un aimant permanent apte à tourner autour d'un arbre central et le conteneur de matériau (10) est disposé sous une forme annulaire sur la circonférence externe de l'aimant permanent et loge un matériau magnétique M en son sein. Le conteneur comporte une pluralité de corps de segmentation de conteneur comprenant une partie cylindrique côté diamètre intérieur et une partie cylindrique côté diamètre extérieur qui sont disposées de manière concentrique, et une pluralité de parties de séparation qui divisent un espace cylindrique formé entre la partie cylindrique côté diamètre intérieur et la partie cylindrique côté diamètre extérieur. Chaque corps de segmentation (11) de conteneur est constitué de résine. Le conteneur de matériau (10) est configuré en reliant de manière coaxiale la pluralité de corps de segmentation de conteneur (11) en série.
PCT/JP2018/042251 2017-12-28 2018-11-15 Conteneur de matériau et dispositif de pompe à chaleur magnétique Ceased WO2019130883A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-253581 2017-12-28
JP2017253581A JP2019120426A (ja) 2017-12-28 2017-12-28 材料容器及び磁気ヒートポンプ装置

Publications (1)

Publication Number Publication Date
WO2019130883A1 true WO2019130883A1 (fr) 2019-07-04

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PCT/JP2018/042251 Ceased WO2019130883A1 (fr) 2017-12-28 2018-11-15 Conteneur de matériau et dispositif de pompe à chaleur magnétique

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JP (1) JP2019120426A (fr)
WO (1) WO2019130883A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022223122A1 (fr) * 2021-04-22 2022-10-27 Schunk Sintermetalltechnik Gmbh Appareil de régulation de température et procédé de production associé

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4332135A (en) * 1981-01-27 1982-06-01 The United States Of America As Respresented By The United States Department Of Energy Active magnetic regenerator
JP2003313544A (ja) * 2002-04-26 2003-11-06 Sumitomo Special Metals Co Ltd 磁気冷凍作業物質および蓄冷式熱交換器ならびに磁気冷凍装置
WO2012056577A1 (fr) * 2010-10-29 2012-05-03 株式会社 東芝 Échangeur de chaleur et système de réfrigération magnétique
JP2013064588A (ja) * 2011-08-30 2013-04-11 Denso Corp 熱交換器、熱交換器ユニット、および熱交換器の取り付け方法
US20150362224A1 (en) * 2014-06-17 2015-12-17 General Electric Company Heat pump with restorative operation for magneto caloric material
JP2017044421A (ja) * 2015-08-27 2017-03-02 株式会社デンソー 熱磁気サイクル装置
JP2017513990A (ja) * 2014-04-17 2017-06-01 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 成形体で使用するためのエポキシ樹脂

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4332135A (en) * 1981-01-27 1982-06-01 The United States Of America As Respresented By The United States Department Of Energy Active magnetic regenerator
JP2003313544A (ja) * 2002-04-26 2003-11-06 Sumitomo Special Metals Co Ltd 磁気冷凍作業物質および蓄冷式熱交換器ならびに磁気冷凍装置
WO2012056577A1 (fr) * 2010-10-29 2012-05-03 株式会社 東芝 Échangeur de chaleur et système de réfrigération magnétique
JP2013064588A (ja) * 2011-08-30 2013-04-11 Denso Corp 熱交換器、熱交換器ユニット、および熱交換器の取り付け方法
JP2017513990A (ja) * 2014-04-17 2017-06-01 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 成形体で使用するためのエポキシ樹脂
US20150362224A1 (en) * 2014-06-17 2015-12-17 General Electric Company Heat pump with restorative operation for magneto caloric material
JP2017044421A (ja) * 2015-08-27 2017-03-02 株式会社デンソー 熱磁気サイクル装置

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