JPH0122578B2 - - Google Patents
Info
- Publication number
- JPH0122578B2 JPH0122578B2 JP1855879A JP1855879A JPH0122578B2 JP H0122578 B2 JPH0122578 B2 JP H0122578B2 JP 1855879 A JP1855879 A JP 1855879A JP 1855879 A JP1855879 A JP 1855879A JP H0122578 B2 JPH0122578 B2 JP H0122578B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- radiation shield
- container
- cryostat
- tube
- 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
- 230000005855 radiation Effects 0.000 claims description 53
- 238000012546 transfer Methods 0.000 claims description 16
- 238000009835 boiling Methods 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000005057 refrigeration Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 description 61
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 60
- 239000001307 helium Substances 0.000 description 39
- 229910052734 helium Inorganic materials 0.000 description 39
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 39
- 229910052757 nitrogen Inorganic materials 0.000 description 30
- 239000002826 coolant Substances 0.000 description 23
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 12
- 229910052782 aluminium Inorganic materials 0.000 description 12
- 238000001704 evaporation Methods 0.000 description 10
- 230000008020 evaporation Effects 0.000 description 10
- 229920000728 polyester Polymers 0.000 description 10
- 239000007789 gas Substances 0.000 description 9
- 238000001816 cooling Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 239000010935 stainless steel Substances 0.000 description 7
- 229910001220 stainless steel Inorganic materials 0.000 description 7
- 238000013022 venting Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000694 effects Effects 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
- 239000000523 sample Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920004934 Dacron® Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 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
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/30—Sample handling arrangements, e.g. sample cells, spinning mechanisms
- G01R33/31—Temperature control thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C3/00—Vessels not under pressure
- F17C3/02—Vessels not under pressure with provision for thermal insulation
- F17C3/08—Vessels not under pressure with provision for thermal insulation by vacuum spaces, e.g. Dewar flask
- F17C3/085—Cryostats
-
- 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
- F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
- F25D3/10—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/01—Reinforcing or suspension means
- F17C2203/014—Suspension means
- F17C2203/016—Cords
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/05—Applications for industrial use
- F17C2270/0527—Superconductors
- F17C2270/0536—Magnetic resonance imaging
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Containers, Films, And Cooling For Superconductive Devices (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US87928978A | 1978-02-21 | 1978-02-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54126089A JPS54126089A (en) | 1979-09-29 |
| JPH0122578B2 true JPH0122578B2 (enrdf_load_stackoverflow) | 1989-04-27 |
Family
ID=25373826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1855879A Granted JPS54126089A (en) | 1978-02-21 | 1979-02-21 | Improvement of lowwtemperature vessel with external refrigerator for superconductive nmr spectrometer |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS54126089A (enrdf_load_stackoverflow) |
| CA (1) | CA1103143A (enrdf_load_stackoverflow) |
| FR (1) | FR2417734A1 (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4212169A (en) * | 1978-02-21 | 1980-07-15 | Varian Associates, Inc. | Cryostat for superconducting NMR spectrometer |
| DE3022802C2 (de) * | 1980-06-19 | 1982-11-11 | Deutsche Forschungs- Und Versuchsanstalt Fuer Luft- Und Raumfahrt E.V., 5300 Bonn | Vorrichtung zum Speichern von flüssigem Wasserstoff |
| US4492090A (en) * | 1983-09-19 | 1985-01-08 | General Electric Company | Cryostat for NMR magnet |
| JP4939039B2 (ja) * | 2005-11-17 | 2012-05-23 | 株式会社 フジヒラ | クライオスタット |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3155265A (en) * | 1964-11-03 | Thermal stress equalizing support system | ||
| FR1448147A (fr) * | 1965-06-16 | 1966-08-05 | Centre Nat Rech Scient | Cryostat adaptable notamment à un diffractomètre à rayons chi |
| FR2071316A5 (enrdf_load_stackoverflow) * | 1969-12-24 | 1971-09-17 | Air Liquide | |
| US3698200A (en) * | 1970-12-16 | 1972-10-17 | Air Prod & Chem | Cryogenic storage dewar |
-
1979
- 1979-02-20 CA CA321,936A patent/CA1103143A/en not_active Expired
- 1979-02-21 JP JP1855879A patent/JPS54126089A/ja active Granted
- 1979-02-21 FR FR7904407A patent/FR2417734A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA1103143A (en) | 1981-06-16 |
| FR2417734A1 (fr) | 1979-09-14 |
| FR2417734B1 (enrdf_load_stackoverflow) | 1984-05-25 |
| JPS54126089A (en) | 1979-09-29 |
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