JP2019078481A - 極低温システム - Google Patents
極低温システム Download PDFInfo
- Publication number
- JP2019078481A JP2019078481A JP2017206101A JP2017206101A JP2019078481A JP 2019078481 A JP2019078481 A JP 2019078481A JP 2017206101 A JP2017206101 A JP 2017206101A JP 2017206101 A JP2017206101 A JP 2017206101A JP 2019078481 A JP2019078481 A JP 2019078481A
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- cooling
- refrigerator
- cooler
- operating frequency
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- 238000001816 cooling Methods 0.000 claims abstract description 158
- 230000005855 radiation Effects 0.000 claims description 39
- 230000006872 improvement Effects 0.000 abstract description 2
- 239000003507 refrigerant Substances 0.000 description 73
- 238000005057 refrigeration Methods 0.000 description 29
- 239000007789 gas Substances 0.000 description 21
- 230000006835 compression Effects 0.000 description 16
- 238000007906 compression Methods 0.000 description 16
- 230000010355 oscillation Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 6
- 239000001307 helium Substances 0.000 description 5
- 229910052734 helium Inorganic materials 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- SWQJXJOGLNCZEY-BJUDXGSMSA-N helium-3 atom Chemical compound [3He] SWQJXJOGLNCZEY-BJUDXGSMSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
Images
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
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/10—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point with several cooling stages
-
- 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
-
- 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
- F25B9/145—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 pulse-tube cycle
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
- F25D19/006—Thermal coupling structure or interface
-
- 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
- F25B2309/14—Compression machines, plants or systems characterised by the cycle used
- F25B2309/1425—Pulse tubes with basic schematic including several pulse tubes
Abstract
Description
Claims (4)
- 一段冷却ステージを備える単段予冷機と、
一段冷却ステージと二段冷却ステージとを備える二段予冷機と、
前記単段予冷機の一段冷却ステージによって冷却される一段予冷部と、前記二段冷却ステージによって冷却される二段予冷部と、を備えるJT冷凍機と、を備え、
前記単段予冷機は、単段スターリング冷凍機または単段スターリング型パルス管冷凍機であり、第1運転周波数で運転され、
前記二段予冷機は、二段スターリング冷凍機または二段スターリング型パルス管冷凍機であり、前記第1運転周波数より低い第2運転周波数で運転され、
前記一段予冷部は、前記単段予冷機の一段冷却ステージに熱的に結合され、前記二段予冷機の一段冷却ステージから熱的に切り離されていることを特徴とする極低温システム。 - 前記二段冷却ステージおよび前記二段予冷部を囲み、前記単段予冷機の一段冷却ステージによって冷却される一段輻射シールドをさらに備え、
前記一段輻射シールドは、前記単段予冷機の一段冷却ステージに熱的に結合され、前記二段予冷機の一段冷却ステージから熱的に切り離されていることを特徴とする請求項1に記載の極低温システム。 - 前記第1運転周波数は、35Hz以上100Hz以下の範囲から選択され、前記第2運転周波数は、1Hz以上30Hz以下の範囲から選択されることを特徴とする請求項1または2に記載の極低温システム。
- 前記第1運転周波数は、50Hz以上60Hz以下の範囲から選択され、前記第2運転周波数は、10Hz以上20Hz以下の範囲から選択されることを特徴とする請求項3に記載の極低温システム。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017206101A JP6975015B2 (ja) | 2017-10-25 | 2017-10-25 | 極低温システム |
EP18201006.6A EP3477225B1 (en) | 2017-10-25 | 2018-10-17 | Cryogenic system |
Applications Claiming Priority (1)
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---|---|---|---|
JP2017206101A JP6975015B2 (ja) | 2017-10-25 | 2017-10-25 | 極低温システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019078481A true JP2019078481A (ja) | 2019-05-23 |
JP6975015B2 JP6975015B2 (ja) | 2021-12-01 |
Family
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Family Applications (1)
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JP2017206101A Active JP6975015B2 (ja) | 2017-10-25 | 2017-10-25 | 極低温システム |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3477225B1 (ja) |
JP (1) | JP6975015B2 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110486975A (zh) * | 2019-08-29 | 2019-11-22 | 上海理工大学 | 二级矩形叠层微通道制冷器 |
CN110486990A (zh) * | 2019-08-29 | 2019-11-22 | 上海理工大学 | 节流板以及多级仿生型微通道节流制冷器 |
CN110486978A (zh) * | 2019-08-29 | 2019-11-22 | 上海理工大学 | 阵列圆柱群型多级叠层微通道节流换热制冷器 |
CN110486979A (zh) * | 2019-08-29 | 2019-11-22 | 上海理工大学 | 多级单侧预冷的叠层交错微通道节流换热制冷器 |
CN110486976A (zh) * | 2019-08-29 | 2019-11-22 | 上海理工大学 | 两级叠层微通道节流制冷器 |
EP3865789A1 (en) | 2020-02-17 | 2021-08-18 | Sumitomo Heavy Industries, Ltd. | Cryogenic system |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3129198B1 (fr) * | 2021-11-17 | 2023-10-27 | Air Liquide | Dispositif de réfrigération cryogénique |
GB2616318B (en) * | 2022-05-16 | 2024-05-15 | Oxford Instruments Nanotechnology Tools Ltd | Cryogenic cooling system |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59215557A (ja) * | 1983-05-23 | 1984-12-05 | アイシン精機株式会社 | 冷凍機 |
JPH07127938A (ja) * | 1993-11-04 | 1995-05-19 | Aisin Seiki Co Ltd | 冷却装置 |
JPH07234030A (ja) * | 1994-02-25 | 1995-09-05 | Ekuteii Kk | 蓄冷式冷凍機による冷凍液化方法および装置 |
JPH09236344A (ja) * | 1996-03-01 | 1997-09-09 | Daikin Ind Ltd | 極低温冷凍装置 |
JP2000161803A (ja) * | 1998-11-27 | 2000-06-16 | Aisin Seiki Co Ltd | 冷却装置 |
US20060097146A1 (en) * | 2004-11-09 | 2006-05-11 | Bruker Biospin Gmbh | NMR spectrometer with a common refrigerator for cooling an NMR probe head and cryostat |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2821241B2 (ja) | 1990-06-08 | 1998-11-05 | 株式会社日立製作所 | 液化冷凍機付きクライオスタツト |
JP2000074518A (ja) * | 1998-08-27 | 2000-03-14 | Aisin Seiki Co Ltd | 冷却装置 |
JP2003194428A (ja) * | 2001-12-28 | 2003-07-09 | Sumitomo Heavy Ind Ltd | 冷却装置 |
JP2004301367A (ja) * | 2003-03-28 | 2004-10-28 | Aisin Seiki Co Ltd | 極低温発生装置 |
-
2017
- 2017-10-25 JP JP2017206101A patent/JP6975015B2/ja active Active
-
2018
- 2018-10-17 EP EP18201006.6A patent/EP3477225B1/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59215557A (ja) * | 1983-05-23 | 1984-12-05 | アイシン精機株式会社 | 冷凍機 |
JPH07127938A (ja) * | 1993-11-04 | 1995-05-19 | Aisin Seiki Co Ltd | 冷却装置 |
JPH07234030A (ja) * | 1994-02-25 | 1995-09-05 | Ekuteii Kk | 蓄冷式冷凍機による冷凍液化方法および装置 |
JPH09236344A (ja) * | 1996-03-01 | 1997-09-09 | Daikin Ind Ltd | 極低温冷凍装置 |
JP2000161803A (ja) * | 1998-11-27 | 2000-06-16 | Aisin Seiki Co Ltd | 冷却装置 |
US20060097146A1 (en) * | 2004-11-09 | 2006-05-11 | Bruker Biospin Gmbh | NMR spectrometer with a common refrigerator for cooling an NMR probe head and cryostat |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110486975A (zh) * | 2019-08-29 | 2019-11-22 | 上海理工大学 | 二级矩形叠层微通道制冷器 |
CN110486990A (zh) * | 2019-08-29 | 2019-11-22 | 上海理工大学 | 节流板以及多级仿生型微通道节流制冷器 |
CN110486978A (zh) * | 2019-08-29 | 2019-11-22 | 上海理工大学 | 阵列圆柱群型多级叠层微通道节流换热制冷器 |
CN110486979A (zh) * | 2019-08-29 | 2019-11-22 | 上海理工大学 | 多级单侧预冷的叠层交错微通道节流换热制冷器 |
CN110486976A (zh) * | 2019-08-29 | 2019-11-22 | 上海理工大学 | 两级叠层微通道节流制冷器 |
EP3865789A1 (en) | 2020-02-17 | 2021-08-18 | Sumitomo Heavy Industries, Ltd. | Cryogenic system |
Also Published As
Publication number | Publication date |
---|---|
EP3477225A1 (en) | 2019-05-01 |
JP6975015B2 (ja) | 2021-12-01 |
EP3477225B1 (en) | 2022-03-02 |
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