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公开(公告)号：US20090019860A1
公开(公告)日：2009-01-22
申请号：US12234790
申请日：2008-09-22
IPC分类号： F25B21/00
CPC分类号： F25B21/00 , C22C38/005 , C22C45/02 , H01F1/015
摘要： A magnetic material for magnetic refrigeration has a composition represented by (R11-yR2y)xFe100-x (R1 is at least one of element selected from Sm and Er, R2 is at least one of element selected from Ce, Pr, Nd, Tb and Dy, and x and y are numerical values satisfying 4≦x≦20 atomic % and 0.05≦y≦0.95), and includes a Th2Zn17 crystal phase, a Th2Ni17 crystal phase, or a TbCu7 crystal phase as a main phase.
摘要翻译： 用于磁性制冷的磁性材料具有由（R11-yR2y）xFe100-x表示的组成（R1是选自Sm和Er中的至少一种元素，R2是选自Ce，Pr，Nd，Tb中的至少一种元素， Dy，x和y是满足4 <= x <= 20原子％和0.05 <= y <= 0.95的数值），并且包括Th2Zn17结晶相，Th2Ni17结晶相或TbCu7晶相作为主相 。
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公开(公告)号：US20070241305A1
公开(公告)日：2007-10-18
申请号：US11689642
申请日：2007-03-22
CPC分类号： F25B21/00 , C22C38/005 , C22C45/02 , H01F1/015
摘要： A magnetic material for magnetic refrigeration has a composition represented by (R11-yR2y)xFe100-x (R1 is at least one of element selected from Sm and Er, R2 is at least one of element selected from Ce, Pr, Nd, Tb and Dy, and x and y are numerical values satisfying 4≦x≦20 atomic % and 0.05≦y≦0.95), and includes a Th2Zn17 crystal phase, a Th2Ni17 crystal phase, or a TbCu7 crystal phase as a main phase.
摘要翻译： 用于磁性制冷的磁性材料具有由（R1→1-y→R 2
x （R1是选自Sm和Er中的元素中的至少一种，R2是选自Ce，Pr，Nd，Tb和Dy中的至少一种元素，x和y是满足4 <= x <= 20的数值 原子％和0.05 <= y <= 0.95），并且包括Th 2 17 17 结晶相， 17S结晶相或TbCu 7结晶相作为主相。 -
公开(公告)号：US20080078184A1
公开(公告)日：2008-04-03
申请号：US11860818
申请日：2007-09-25
申请人： Akiko SAITO , Tadahiko Kobayashi , Hideyuki Tsuji , Hideo Iwasaki , Katsumi Hisano , Akihiro Koga , Akihiro Kasahara , Takuya Takahashi
发明人： Akiko SAITO , Tadahiko Kobayashi , Hideyuki Tsuji , Hideo Iwasaki , Katsumi Hisano , Akihiro Koga , Akihiro Kasahara , Takuya Takahashi
IPC分类号： F25B21/00
CPC分类号： F25B21/00 , F25B2321/0021 , F25B2321/0023 , Y02B30/66
摘要： 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.
摘要翻译： 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更高的导热性，其中磁性制冷单元被配置为包括在列 由“AaBb”或“AbBa”表示的一个分层结构; 以及向磁性制冷装置施加磁场的磁场施加装置。
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公开(公告)号：US20060213580A1
公开(公告)日：2006-09-28
申请号：US11365683
申请日：2006-03-02
申请人： Hideyuki Tsuji , Akiko Saito , Tadahiko Kobayashi
发明人： Hideyuki Tsuji , Akiko Saito , Tadahiko Kobayashi
IPC分类号： H01F1/057
CPC分类号： H01F1/015 , C22C30/00 , C22C38/002 , C22C38/005 , C22C38/02
摘要： A magnetic material comprising a NaZn13 type crystal structure with uniform and fine microstructure exhibiting excellent characteristics as a magnetic refrigeration material, and a method of manufacturing the magnetic refrigeration material are provided. An alloy composition for forming magnetic material of the NaZn13 type crystal structure was melted comprising 0.5 atomic percent to 1.5 atomic percent of B to molten metal. The molten metal is rapidly cooled and solidified by a forced cooling process. Then, a rapidly cooled alloy having the NaZn13 type crystal structure was obtained. In this manner, magnetic materials comprising the NaZn13 type crystal structure phase, or the NaZn13 type crystal structure phase accompanied with other phases such as α-Fe phase having very small phase regions was manufactured without requiring heat treatment for a long time. As the result, productivity of manufacturing the magnetic refrigeration material is remarkably enhanced.
摘要翻译： 提供了包含具有显示出作为磁性制冷材料的优异特性的均匀和微细微结构的NaZn 13 N型晶体结构的磁性材料以及制造磁性制冷材料的方法。 用于形成NaZn 13型晶体结构的磁性材料的合金组合物熔融包含0.5原子％至1.5原子％的B与熔融金属。 熔融金属通过强制冷却过程迅速冷却和固化。 然后，获得具有NaZn 13 N型晶体结构的快速冷却的合金。 以这种方式，包含NaZn 13+型晶体结构相的磁性材料或NaZn 13 N型晶体结构相伴随着诸如α-Fe相之类的其它相，具有非常小的 在不需要长时间热处理的情况下制造相区。 结果，制造磁性制冷材料的生产率显着提高。
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公开(公告)号：US08099964B2
公开(公告)日：2012-01-24
申请号：US11860818
申请日：2007-09-25
申请人： Akiko Saito , Tadahiko Kobayashi , Hideyuki Tsuji , Hideo Iwasaki , Katsumi Hisano , Akihiro Koga , Akihiro Kasahara , Takuya Takahashi
发明人： Akiko Saito , Tadahiko Kobayashi , Hideyuki Tsuji , Hideo Iwasaki , Katsumi Hisano , Akihiro Koga , Akihiro Kasahara , Takuya Takahashi
CPC分类号： F25B21/00 , F25B2321/0021 , F25B2321/0023 , Y02B30/66
摘要： 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.
摘要翻译： 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。
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6.发明授权Alloy and method for producing magnetic refrigeration material particles using same 有权用于制造使用其的磁性制冷材料颗粒的合金和方法公开(公告)号：US07833361B2
公开(公告)日：2010-11-16
申请号：US11858450
申请日：2007-09-20
申请人： Akiko Saito , Tadahiko Kobayashi , Hideyuki Tsuji
发明人： Akiko Saito , Tadahiko Kobayashi , Hideyuki Tsuji
CPC分类号： B22F9/10 , C21D9/0068 , C22C38/005 , C22C38/02 , H01F1/015
摘要： An alloy is used for production of magnetic refrigeration material particles. The alloy contains La in a range of 4 to 15 atomic %, Fe in a range of 60 to 93 atomic %, Si in a range of 3.5 to 23.5 atomic % and at lease one element M selected from B and Ti in a range of 0.5 to 1.5 atomic %. The alloy includes a main phase containing Fe as a main component element and Si, and a subphase containing La as a main component element and Si. The main phase has a bcc crystal structure and an average grain diameter of 20 μm or less.
摘要翻译： 使用合金制造磁性制冷材料颗粒。 该合金含有4〜15原子％的La，60〜93原子％的Fe，3.5〜23.5原子％的Si，从B和Ti的至少1个元素M， 0.5〜1.5原子％。 该合金包括以Fe为主要成分元素和Si的主相，以及含有La作为主要成分元素的Si和Si。 主相具有bcc晶体结构，平均粒径为20μm以下。
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公开(公告)号：US20080236171A1
公开(公告)日：2008-10-02
申请号：US11860784
申请日：2007-09-25
申请人： Akiko Saito , Tadahiko Kobayashi , Hideyuki Tsuji , Hideo Iwasaki , Katsumi Hisano , Akihiro Koga , Akihiro Kasahara , Takuya Takahashi
发明人： Akiko Saito , Tadahiko Kobayashi , Hideyuki Tsuji , Hideo Iwasaki , Katsumi Hisano , Akihiro Koga , Akihiro Kasahara , Takuya Takahashi
IPC分类号： F25B21/00
CPC分类号： F25B21/00 , F25B2321/002 , F25B2321/0022 , F25B2321/0023 , Y02B30/66
摘要： A magnetic refrigerating device includes: at least one set of double-structured Halbach type magnet including a ring-shaped inner Halbach type magnet and a ring-shaped outer Halbach type magnet which are coaxially arranged one another so that a magnetic field generated by the inner Halbach type magnet is superimposed with a magnetic field generated by the outer Halbach type magnet; a magnetic refrigerant or a magnetic refrigeration working chamber including the magnetic refrigerant therein disposed in a bore space of the inner Halbach type magnet; and a rotating mechanism to rotate the outer Halbach type magnet while the inner Halbach type magnet is stationed.
摘要翻译： 磁性制冷装置包括：至少一组双结构的Halbach型磁体，包括环形内部Halbach型磁体和环形外部Halbach型磁体，它们彼此同轴地布置，使得由内部产生的磁场 Halbach型磁体与外部Halbach型磁体产生的磁场叠加; 磁性制冷剂或包含其中的磁性制冷剂的磁性制冷工作室，其设置在内部Halbach型磁体的孔空间中; 以及旋转机构，用于在内部Halbach型磁体驻留的同时旋转外部Halbach型磁体。
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公开(公告)号：US08769965B2
公开(公告)日：2014-07-08
申请号：US12015812
申请日：2008-01-17
申请人： Hideyuki Tsuji , Akiko Saito , Tadahiko Kobayashi
发明人： Hideyuki Tsuji , Akiko Saito , Tadahiko Kobayashi
CPC分类号： F25B21/00 , C09K5/14 , F25B2321/0022 , F25B2500/01 , Y02B30/66 , Y02P20/124
摘要： A magnetic refrigeration material includes: at least one selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm and Tb by a range of 4 to 15 atomic percentages; at least one selected from the group consisting of Fe, Co, Ni, Mn and Cr by a range of 60 to 93 atomic percentages; at least one selected from the group consisting of Si, C, Ge, Al, Ga and In by a range of 2.9 to 23.5 atomic percentages; and at least one selected from the group consisting of Ta, Nb and W by a range of 1.5 atomic percentages or less, wherein the magnetic refrigeration material includes a NaZn13 type crystal structure as a main phase.
摘要翻译： 磁性制冷材料包括：选自Y，La，Ce，Pr，Nd，Sm，Eu，Gd，Tb，Dy，Ho，Er，Tm和Tb中的至少一种为4〜15原子 百分比 选自Fe，Co，Ni，Mn和Cr中的至少一种为60至93原子百分比的范围; 选自Si，C，Ge，Al，Ga和In中的至少一种为2.9〜23.5原子百分比的范围; 和选自Ta，Nb和W中的至少一种为1.5原子％以下的范围，其中，磁致冷材料包括NaZn13型晶体结构作为主相。
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公开(公告)号：US07993542B2
公开(公告)日：2011-08-09
申请号：US11689642
申请日：2007-03-22
CPC分类号： F25B21/00 , C22C38/005 , C22C45/02 , H01F1/015
摘要： A magnetic material for magnetic refrigeration has a composition represented by (R11-yR2y)xFe100-x (R1 is at least one of element selected from Sm and Er, R2 is at least one of element selected from Ce, Pr, Nd, Tb and Dy, and x and y are numerical values satisfying 4≦x≦20 atomic % and 0.05≦y≦0.95), and includes a Th2Zn17 crystal phase, a Th2Ni17 crystal phase, or a TbCu7 crystal phase as a main phase.
摘要翻译： 用于磁性制冷的磁性材料具有由（R11-yR2y）xFe100-x表示的组成（R1是选自Sm和Er中的至少一种元素，R2是选自Ce，Pr，Nd，Tb中的至少一种元素， Dy和x和y是满足4＆nlE; x＆nlE; 20原子％和0.05＆amp; nlE; y＆nlE; 0.95）的数值，并且包括Th2Zn17结晶相，Th2Ni17结晶相或TbCu7晶相作为主相。
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公开(公告)号：US07914628B2
公开(公告)日：2011-03-29
申请号：US11365683
申请日：2006-03-02
申请人： Hideyuki Tsuji , Akiko Saito , Tadahiko Kobayashi
发明人： Hideyuki Tsuji , Akiko Saito , Tadahiko Kobayashi
IPC分类号： H01F1/053
CPC分类号： H01F1/015 , C22C30/00 , C22C38/002 , C22C38/005 , C22C38/02
摘要： A magnetic material comprising a NaZn13 type crystal structure with uniform and fine microstructure exhibiting excellent characteristics as a magnetic refrigeration material, and a method of manufacturing the magnetic refrigeration material are provided. An alloy composition for forming magnetic material of the NaZn13 type crystal structure was melted comprising 0.5 atomic percent to 1.5 atomic percent of B to molten metal. The molten metal is rapidly cooled and solidified by a forced cooling process. Then, a rapidly cooled alloy having the NaZn13 type crystal structure was obtained. In this manner, magnetic materials comprising the NaZn13 type crystal structure phase, or the NaZn13 type crystal structure phase accompanied with other phases such as α-Fe phase having very small phase regions was manufactured without requiring heat treatment for a long time. As the result, productivity of manufacturing the magnetic refrigeration material is remarkably enhanced.
摘要翻译： 本发明提供一种磁性材料，其特征在于，包括具有均匀且细微的显微组织的NaZn13型结晶结构，具有优异的磁性制冷材料的特性，以及磁性制冷材料的制造方法。 将用于形成NaZn13型晶体结构的磁性材料的合金组合物熔融包含0.5原子％至1.5原子％的B与熔融金属。 熔融金属通过强制冷却过程迅速冷却和固化。 然后，获得具有NaZn13型晶体结构的快速冷却的合金。 以这种方式制造包含NaZn13型晶体结构相的磁性材料或者伴随着具有非常小的相位区域的α-Fe相等其它相的NaZn13型晶体结构相，而不需要长时间的热处理。 结果，制造磁性制冷材料的生产率显着提高。
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