DE3427601C2 - - Google Patents
Info
- Publication number
- DE3427601C2 DE3427601C2 DE3427601A DE3427601A DE3427601C2 DE 3427601 C2 DE3427601 C2 DE 3427601C2 DE 3427601 A DE3427601 A DE 3427601A DE 3427601 A DE3427601 A DE 3427601A DE 3427601 C2 DE3427601 C2 DE 3427601C2
- Authority
- DE
- Germany
- Prior art keywords
- heat
- inner chamber
- temperature
- refrigerant
- power line
- 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.)
- Expired
Links
- 230000005284 excitation Effects 0.000 claims description 39
- 239000003507 refrigerant Substances 0.000 claims description 33
- 238000005057 refrigeration Methods 0.000 claims description 32
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 91
- 238000001816 cooling Methods 0.000 description 66
- 239000001307 helium Substances 0.000 description 63
- 229910052734 helium Inorganic materials 0.000 description 63
- 239000007788 liquid Substances 0.000 description 36
- 230000035515 penetration Effects 0.000 description 23
- 230000008859 change Effects 0.000 description 19
- 230000004048 modification Effects 0.000 description 18
- 238000012986 modification Methods 0.000 description 18
- 230000005855 radiation Effects 0.000 description 14
- 230000000149 penetrating effect Effects 0.000 description 13
- 230000001105 regulatory effect Effects 0.000 description 10
- 239000004020 conductor Substances 0.000 description 9
- 239000013078 crystal Substances 0.000 description 9
- 239000007789 gas Substances 0.000 description 9
- 230000006866 deterioration Effects 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 8
- 230000008020 evaporation Effects 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- 238000012546 transfer Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 5
- 239000000356 contaminant Substances 0.000 description 5
- 230000036962 time dependent Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000002595 magnetic resonance imaging Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 229910020012 Nb—Ti Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002887 superconductor Substances 0.000 description 1
- 230000005514 two-phase flow Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910001868 water Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F6/00—Superconducting magnets; Superconducting coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F6/00—Superconducting magnets; Superconducting coils
- H01F6/06—Coils, e.g. winding, insulating, terminating or casing arrangements therefor
- H01F6/065—Feed-through bushings, terminals and joints
-
- 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
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S505/00—Superconductor technology: apparatus, material, process
- Y10S505/825—Apparatus per se, device per se, or process of making or operating same
- Y10S505/888—Refrigeration
- Y10S505/892—Magnetic device cooling
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Containers, Films, And Cooling For Superconductive Devices (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58136604A JPS6028211A (ja) | 1983-07-26 | 1983-07-26 | 超電導磁石装置 |
| JP59102024A JPS60245285A (ja) | 1984-05-21 | 1984-05-21 | 超電導磁石装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3427601A1 DE3427601A1 (de) | 1985-02-14 |
| DE3427601C2 true DE3427601C2 (US07652168-20100126-C00068.png) | 1988-04-21 |
Family
ID=26442773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843427601 Granted DE3427601A1 (de) | 1983-07-26 | 1984-07-26 | Supraleitende magnetvorrichtung |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4543794A (US07652168-20100126-C00068.png) |
| KR (1) | KR890003871B1 (US07652168-20100126-C00068.png) |
| DE (1) | DE3427601A1 (US07652168-20100126-C00068.png) |
| GB (1) | GB2145506B (US07652168-20100126-C00068.png) |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62185383A (ja) * | 1986-02-12 | 1987-08-13 | Toshiba Corp | 極低温容器 |
| JPH0730963B2 (ja) * | 1986-05-06 | 1995-04-10 | 株式会社東芝 | ヘリウム冷却装置 |
| JP2581058B2 (ja) * | 1987-03-05 | 1997-02-12 | アイシン精機株式会社 | 再液化装置 |
| US4796433A (en) * | 1988-01-06 | 1989-01-10 | Helix Technology Corporation | Remote recondenser with intermediate temperature heat sink |
| US4924198A (en) * | 1988-07-05 | 1990-05-08 | General Electric Company | Superconductive magnetic resonance magnet without cryogens |
| US4846862A (en) * | 1988-09-06 | 1989-07-11 | Air Products And Chemicals, Inc. | Reliquefaction of boil-off from liquefied natural gas |
| US5092130A (en) * | 1988-11-09 | 1992-03-03 | Mitsubishi Denki Kabushiki Kaisha | Multi-stage cold accumulation type refrigerator and cooling device including the same |
| US5251456A (en) * | 1988-11-09 | 1993-10-12 | Mitsubishi Denki Kabushiki Kaisha | Multi-stage cold accumulation type refrigerator and cooling device including the same |
| US5293752A (en) * | 1988-11-09 | 1994-03-15 | Mitsubishi Denki Kabushiki Kaisha | Multi-stage cold accumulation type refrigerator and cooling device including the same |
| CA2003062C (en) * | 1988-11-18 | 1998-09-29 | Kishio Yokouchi | Production and use of coolant in cryogenic devices |
| 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 |
| FI912656A (fi) * | 1990-06-25 | 1991-12-26 | Siemens Ag | Kylanordning foer en squid-maetanordning. |
| GB2247942B (en) * | 1990-09-05 | 1994-08-03 | Mitsubishi Electric Corp | Cryostat |
| US5163297A (en) * | 1991-01-15 | 1992-11-17 | Iwatani International Corporation | Device for preventing evaporation of liquefied gas in a liquefied gas reservoir |
| US5339650A (en) * | 1992-01-07 | 1994-08-23 | Kabushiki Kaisha Toshiba | Cryostat |
| JP2758774B2 (ja) * | 1992-03-27 | 1998-05-28 | 三菱電機株式会社 | 超電導マグネットおよびその組み立て方法 |
| US5495718A (en) * | 1994-01-14 | 1996-03-05 | Pierce; James G. | Refrigeration of superconducting magnet systems |
| US5802855A (en) * | 1994-11-21 | 1998-09-08 | Yamaguchi; Sataro | Power lead for electrically connecting a superconducting coil to a power supply |
| GB2307045B (en) * | 1995-11-08 | 2000-06-14 | Oxford Magnet Tech | Improvements in or relating to super-conducting nagnets |
| DE19604805C2 (de) * | 1996-02-09 | 2001-03-08 | Siemens Ag | Anlage der Supraleitungstechnik mit einer indirekt zu kühlenden supraleitenden Einrichtung und einer Stromzuführungsvorrichtung |
| US5828280A (en) * | 1997-04-14 | 1998-10-27 | General Electric Company | Passive conductor heater for zero boiloff superconducting magnet pressure control |
| US5936499A (en) * | 1998-02-18 | 1999-08-10 | General Electric Company | Pressure control system for zero boiloff superconducting magnet |
| WO2001001048A1 (de) * | 1999-06-24 | 2001-01-04 | Csp Cryogenic Spectrometers Gmbh | Kühlvorrichtung |
| US6577028B2 (en) * | 2001-05-15 | 2003-06-10 | General Electric Company | High temperature superconducting rotor power leads |
| AU2002353408A1 (en) * | 2001-12-21 | 2003-07-09 | Koninklijke Philips Electronics N.V. | Cooling of a mri system |
| WO2004018947A1 (ja) * | 2002-08-20 | 2004-03-04 | Sumitomo Heavy Industries, Ltd. | 極低温冷凍機 |
| GB0408312D0 (en) * | 2004-04-14 | 2004-05-19 | Oxford Instr Superconductivity | Cooling apparatus |
| US7024106B1 (en) * | 2005-01-27 | 2006-04-04 | General Electric Company | System and method for melting ice in an exhaust tube of a container holding helium |
| US7412835B2 (en) * | 2005-06-27 | 2008-08-19 | Legall Edwin L | Apparatus and method for controlling a cryocooler by adjusting cooler gas flow oscillating frequency |
| US20070068175A1 (en) * | 2005-09-28 | 2007-03-29 | Rampersad Bryce M | Control system for actively cooled cryogenic biological preservation unit |
| GB2453721B (en) * | 2007-10-15 | 2010-11-17 | Siemens Magnet Technology Ltd | Helium compressor with control for reduced power consumption |
| GB2460023B (en) * | 2008-05-12 | 2010-11-17 | Siemens Magnet Technology Ltd | Control of egress of gas from a cryogen vessel |
| US8448461B2 (en) | 2010-10-08 | 2013-05-28 | Sumitomo (Shi) Cryogenics Of America Inc. | Fast cool down cryogenic refrigerator |
| US10677498B2 (en) | 2012-07-26 | 2020-06-09 | Sumitomo (Shi) Cryogenics Of America, Inc. | Brayton cycle engine with high displacement rate and low vibration |
| GB2528919A (en) * | 2014-08-05 | 2016-02-10 | Siemens Plc | Superconducting magnet assembly |
| US11137181B2 (en) | 2015-06-03 | 2021-10-05 | Sumitomo (Shi) Cryogenic Of America, Inc. | Gas balanced engine with buffer |
| DE102018130883A1 (de) | 2017-12-04 | 2019-06-06 | Montana Instruments Corporation | Analytische Instrumente, Verfahren und Komponenten |
| US11956924B1 (en) | 2020-08-10 | 2024-04-09 | Montana Instruments Corporation | Quantum processing circuitry cooling systems and methods |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3991586A (en) * | 1975-10-03 | 1976-11-16 | The United States Of America As Represented By The Secretary Of The Army | Solenoid controlled cold head for a cryogenic cooler |
| US4223540A (en) * | 1979-03-02 | 1980-09-23 | Air Products And Chemicals, Inc. | Dewar and removable refrigerator for maintaining liquefied gas inventory |
| US4277949A (en) * | 1979-06-22 | 1981-07-14 | Air Products And Chemicals, Inc. | Cryostat with serviceable refrigerator |
| US4369636A (en) * | 1981-07-06 | 1983-01-25 | General Atomic Company | Methods and apparatus for reducing heat introduced into superconducting systems by electrical leads |
| JPS5880474A (ja) * | 1981-11-06 | 1983-05-14 | 株式会社日立製作所 | 極低温冷却装置 |
-
1984
- 1984-07-19 US US06/632,461 patent/US4543794A/en not_active Expired - Lifetime
- 1984-07-24 GB GB08418769A patent/GB2145506B/en not_active Expired
- 1984-07-26 DE DE19843427601 patent/DE3427601A1/de active Granted
- 1984-07-26 KR KR8404441A patent/KR890003871B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB2145506B (en) | 1987-07-15 |
| KR890003871B1 (en) | 1989-10-05 |
| DE3427601A1 (de) | 1985-02-14 |
| KR850000746A (ko) | 1985-03-09 |
| GB2145506A (en) | 1985-03-27 |
| US4543794A (en) | 1985-10-01 |
| GB8418769D0 (en) | 1984-08-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8128 | New person/name/address of the agent |
Representative=s name: HENKEL, G., DR.PHIL. FEILER, L., DR.RER.NAT. HAENZ |
|
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8331 | Complete revocation |