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    • 7. 发明授权
    • Magnetic refrigerating device and magnetic refrigerating method
    • 磁性制冷装置及磁性制冷方法
    • US08099964B2
    • 2012-01-24
    • US11860818
    • 2007-09-25
    • Akiko SaitoTadahiko KobayashiHideyuki TsujiHideo IwasakiKatsumi HisanoAkihiro KogaAkihiro KasaharaTakuya Takahashi
    • Akiko SaitoTadahiko KobayashiHideyuki TsujiHideo IwasakiKatsumi HisanoAkihiro KogaAkihiro KasaharaTakuya Takahashi
    • F25B21/00H01F7/02
    • F25B21/00F25B2321/0021F25B2321/0023Y02B30/66
    • A magnetic refrigerating device includes: a magnetic refrigerating unit including a magnetic material “A” exhibiting a magneto-caloric effect that the temperature of the material “A” is increased by the application of a magnetic field and the temperature of the material “A” is decreased by the removal of a magnetic field, a magnetic material “B” exhibiting a magneto-caloric effect that the temperature of the material “B” is decreased by the application of a magnetic field and the temperature of the material “B” is increased by the removal of a magnetic field, a heat conductive material “a” exhibiting higher heat conductivity under the application of a magnetic field and lower heat conductivity under the removal of a magnetic field, and a heat conductive material “b” exhibiting lower heat conductivity under the application of a magnetic field and higher heat conductivity under the removal of a magnetic field, wherein the magnetic refrigerating unit is configured so as to include at least one layered structure denoted by “AaBb” or “AbBa”; and a magnetic field-applying means to apply a magnetic field to the magnetic refrigerating unit.
    • 磁性制冷装置包括:磁性制冷装置,其具有表现出通过施加磁场使材料“A”的温度升高的磁热量效应的磁性材料“A”,并且材料“A”的温度 通过去除磁场而减少磁性材料“B”,表现出通过施加磁场使材料“B”的温度降低的磁热量效应的磁性材料“B”,并且材料“B”的温度为 通过除去磁场而增加,在磁场施加下表现出更高导热性的导热材料“a”,以及在去除磁场时具有较低热导率的导热材料“a”,以及表现出较低热量的导热材料“b” 在磁场的施加下的导电性和较高的导热性,其中磁性制冷单元是可旋转的 被设计为包括由“AaBb”或“AbBa”表示的至少一个分层结构; 以及向磁性制冷装置施加磁场的磁场施加装置。