EP0947785A4 - Cold-accumulating material and cold-accumulating refrigerator - Google Patents

Cold-accumulating material and cold-accumulating refrigerator

Info

Publication number
EP0947785A4
EP0947785A4 EP98947963A EP98947963A EP0947785A4 EP 0947785 A4 EP0947785 A4 EP 0947785A4 EP 98947963 A EP98947963 A EP 98947963A EP 98947963 A EP98947963 A EP 98947963A EP 0947785 A4 EP0947785 A4 EP 0947785A4
Authority
EP
European Patent Office
Prior art keywords
cold
accumulating
refrigerator
accumulating material
accumulating refrigerator
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.)
Granted
Application number
EP98947963A
Other languages
German (de)
French (fr)
Other versions
EP0947785B1 (en
EP0947785A1 (en
Inventor
Masami Okamura
Tomohisa Arai
Keisuke Hashimoto
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Publication of EP0947785A1 publication Critical patent/EP0947785A1/en
Publication of EP0947785A4 publication Critical patent/EP0947785A4/en
Application granted granted Critical
Publication of EP0947785B1 publication Critical patent/EP0947785B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/012—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials adapted for magnetic entropy change by magnetocaloric effect, e.g. used as magnetic refrigerating material
    • H01F1/015—Metals or alloys
    • 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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/14—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the cycle used, e.g. Stirling cycle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/0009—Antiferromagnetic materials, i.e. materials exhibiting a Néel transition temperature
    • 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/003—Gas cycle refrigeration machines characterised by construction or composition of the regenerator
EP98947963A 1997-10-20 1998-10-20 Cold-accumulating material and cold-accumulating refrigerator Expired - Lifetime EP0947785B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP28720097 1997-10-20
JP28720097 1997-10-20
PCT/JP1998/004749 WO1999020956A1 (en) 1997-10-20 1998-10-20 Cold-accumulating material and cold-accumulating refrigerator

Publications (3)

Publication Number Publication Date
EP0947785A1 EP0947785A1 (en) 1999-10-06
EP0947785A4 true EP0947785A4 (en) 2000-06-07
EP0947785B1 EP0947785B1 (en) 2003-04-23

Family

ID=17714369

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98947963A Expired - Lifetime EP0947785B1 (en) 1997-10-20 1998-10-20 Cold-accumulating material and cold-accumulating refrigerator

Country Status (4)

Country Link
EP (1) EP0947785B1 (en)
CN (1) CN1174200C (en)
DE (1) DE69813767T2 (en)
WO (1) WO1999020956A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4551509B2 (en) * 1998-12-28 2010-09-29 株式会社東芝 Cold storage material and cold storage type refrigerator
JP5010071B2 (en) * 2000-07-18 2012-08-29 株式会社東芝 Cold storage material, manufacturing method thereof, and refrigerator using the cold storage material
JP4104004B2 (en) * 2002-03-22 2008-06-18 住友重機械工業株式会社 Cold storage type cryogenic refrigerator
US7594406B2 (en) * 2004-08-25 2009-09-29 Ulvac Cryogenics, Inc. Regenerator and cryogenics pump
JP2006242484A (en) * 2005-03-03 2006-09-14 Sumitomo Heavy Ind Ltd Cold accumulating material, cold accumulator and cryogenic cold accumulating refrigerator
GB0519843D0 (en) * 2005-09-29 2005-11-09 Univ Cambridge Tech Magnetocaloric refrigerant
CN103773995B (en) * 2014-02-13 2017-09-15 北京科技大学 A kind of magnetic cold-storage material
CN112251199B (en) * 2014-09-25 2021-11-26 株式会社东芝 Rare earth cold storage material particles, and refrigerator, superconducting magnet, inspection device, and cryopump using the same
JP6495546B1 (en) * 2017-04-28 2019-04-03 株式会社三徳 HoCu-based regenerator material and regenerator and refrigerator equipped with the same
CN108981217A (en) * 2018-06-04 2018-12-11 中船重工鹏力（南京）超低温技术有限公司 Cool storage material and the cold storage Cryo Refrigerator for using the cool storage material
EP3858944A4 (en) * 2018-09-28 2022-06-22 Kabushiki Kaisha Toshiba Cold storage material, refrigerator, device incorporating superconducting coil, and method of manufacturing cold storage material
CN110440475A (en) * 2019-07-23 2019-11-12 中船重工鹏力（南京）超低温技术有限公司 Anti-oxidant cool storage material and the cold storage Cryo Refrigerator for using the cool storage material

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5593517A (en) * 1993-09-17 1997-01-14 Kabushiki Kaisha Toshiba Regenerating material and refrigerator using the same
WO1997031226A1 (en) * 1996-02-22 1997-08-28 Kabushiki Kaisha Toshiba Cryogenic refrigerant and refrigerator using the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07101134B2 (en) * 1988-02-02 1995-11-01 株式会社東芝 Heat storage material and low temperature heat storage
JPH0796974B2 (en) * 1988-11-09 1995-10-18 三菱電機株式会社 Multi-stage regenerative refrigerator and cooling device incorporating the same
JPH0784957B2 (en) * 1989-05-30 1995-09-13 株式会社東芝 Low temperature regenerator
JP2790549B2 (en) * 1991-06-10 1998-08-27 三菱電機株式会社 Superconducting magnet device for crystal pulling device
JP2837795B2 (en) * 1992-11-11 1998-12-16 住友重機械工業株式会社 Cryogenic regenerator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5593517A (en) * 1993-09-17 1997-01-14 Kabushiki Kaisha Toshiba Regenerating material and refrigerator using the same
WO1997031226A1 (en) * 1996-02-22 1997-08-28 Kabushiki Kaisha Toshiba Cryogenic refrigerant and refrigerator using the same
EP0882938A1 (en) * 1996-02-22 1998-12-09 Kabushiki Kaisha Toshiba Cryogenic refrigerant and refrigerator using the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9920956A1 *

Also Published As

Publication number Publication date
WO1999020956A1 (en) 1999-04-29
CN1248319A (en) 2000-03-22
EP0947785B1 (en) 2003-04-23
EP0947785A1 (en) 1999-10-06
DE69813767D1 (en) 2003-05-28
DE69813767T2 (en) 2004-02-12
CN1174200C (en) 2004-11-03

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